Accelerators

Thiaazoles

MBT(M), MBTS(DM), ZMBT(MZ), 64#, MDB, BT.

Sulfenamides

CBS(CZ), TBBS(NS), NOBS(MBS), DCBS(DZ), OTOS

Thiurams

TMTD(TT), TETD, TBTD, TMTM(TS), TiBTD, TbzTD, DPTT(TRA

Dithiocarbamates

PZ(ZDMC), ZDEC(EZ), ZDBC(BZ), PX(ZnEPDC), ZBEC(ZTC), CDD(TTCu), TTFe, TDEC.

Guanidines

DPG(D), DOTG.

Thioreas

ETU(Na-22), DETU, CA(DPTU), DBTU

Dialkylphosphorodithiloate

ZDTP

Organic Amine

HMTA

Vulcanizing Agent

DTDM

Antidegradants

MB, MBZ, MMB

Antiscorching Agent

PVI(CTP)

Stabilizers

NDiBC, NDBC, NDMC

Intermediates

MBTS(DM) ,  TETD,  3-AMT.  
 
 
 

RUBBER ACCELERATOR 

MBT (M)

Chemical Name    – 2-Mercaptobenzothiazole

Molecular Formula –C7H5HS2

Molecular Weight – 167,26

CAS #  – 149-30-4

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Light yellow powder (granule)
Initial Melting Point, °C ≥	171.0	171.0	171.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.1	0.1	\
Residue on 63 μ m Sieve, % ≤	0.5	0.5	\
Additive, %	\	1.0-2.0	\
Granule Diameter, mm	\	\	1.0-3.0

Properties:

It is light yellow powder (granule) with a little osmyl and taste bitter. The density is 1.42-1.52. Soluble in ethyl acetate, ethanol, acetone, solution of NaOH and Na2CO3, insoluble in benzene, water and gasoline. Good storage stability. Lower explosion limit is 21g/m3/

Applications:

Used as an acid accelerator currently and a medium fast primary accelerator. Imparts excelent aging properties when used both alone and in combination with DM, TMTD , and many other basic accelerators for higher activity. Its accelerative temperature is low and easily be dispersed with lower pollution. Mainly used in the manufacture of tires, tubes, foot wear, rubber belts and hoses etc.

Package:

25 kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.

Notes:

The product could be ultrafine powder based on customer accurate requirement.  
 

RUBBER ACCELERATOR 

MBTS (DM)

Chemical Name    – Dibenzothiazole Disulfide

Molecular Formula –C14H8H2S4

Molecular Weight – 332.50

CAS #  – 120-78-5

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Gray-white or light yellow powder (granule)
Initial Melting Point, °C ≥	170.0	170.0	170.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.1	0.1	\
Residue on 63 μ m Sieve, % ≤	0.5	0.5	\
Additive, %	\	1.0-2.0	\
Granule Diameter, mm	\	\	1.50

Properties:

Gray-whit or light yellow powder (granule) with a little  bitter no poison. The density is 1.45-1.54.  Soluble in chloroform partly  soluble in benzene,  ethanol, CCI 4   , insoluble in, water, ethyl acetat and gasoline. Good storage stability.

Applications:

Given flat, moderately fast cures in NR and SR. Also used in a wide range of general purpose rubber. Non-staining and non-discolouring in "white" socks; used as a plasticizer and retarder in polychloroethylene rubber. Secondary acceleration is usually required for synthetic polymers. Better scorch safety than  MBT

Package:

25 kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 
 

RUBBER ACCELERATOR 

CBS (CZ)

Chemical Name    – N-Cyclohexyl-2-benzothiazole sulfenamide

Molecular Formula –C13H16H2S2

Molecular Weight – 264,4

CAS #  – 95-33-0

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Gray-white powder (granule)
Initial Melting Point, °C ≥	98.0	98.0	98.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.1	0.1	\
Residue on 63 μ m Sieve, % ≤	0.5	0.5	\
Additive, %	\	1.0-2.0	\
Granule Diameter, mm	\	\	1.50

Properties:

Gray-white powder (granule) with a little odor, no poison. The density is 1.31-1.34. Soluble in benzene,boluene, chloroform, CS2, CH2Cl2 acetone, ethyl acetate, hardly soluble in alcohol, insoluble in water,gasoline, acid / alkali with lower concentration

Applications:

A medium fast primary accelerator suitable for NR, IR, SBR, NBR, HR and EPDM. An outstanding delayed action accelerator. Be top effective and safe when used at ordinary processing temperatures, causing no scorches. Vulcanized show excellent physical property and quick complete. Usually used alone when activated by  DPG,  TMTD and  TS

Package:

25 kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 

VULCANISING AGENT

DTDM

Chemical Name    – 4,4'-dithiodimorpholine

Molecular Formula –C8H16N2O2S

Molecular Weight – 236,27

CAS #  – 103-34-4

Specifications

Item	Crystal	Oiled Crystal	Granule
Appearance	White crystal (granule)
Initial Melting Point, °C ≥	120.0	120.0	120.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.30
Residue on 840 μ m Sieve, % ≤	0.00	0.00	\
Additive, %	\	0.0-1.0	\
Granule Diameter, mm	\	\	2.50

Properties:

White crystalline or powder. Specific gravity: 1.28-1.32. No poison. Soluble in benzene, alcohol and acetone; Insoluble in water.

Applications:

Sulphur donor vulcanizing agent for efficient vulcanization and semi-efficient vulcanization cure system; provide heat/reversion/aging resistance in NR and synthetic rubbers; non-blooming; excellent storage safety

Package:

25 kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag.

Storage:

The producl should be stored in Ihe dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year  
 
 
 

RUBBER ACCELERATOR

ZMBT (MZ)

Chemical Name    – Zinc 2-mercaptobenzothiazole

Molecular Formula        C14H8N2S4Zn

Molecular Weight   –397,86

CAS #        – – 155-0-4

Specifications

Item	MZ-5			MZ-15
	Powder	Oiled powder	Granule	Powder	Oiled powder	Granule
Appearance	Light yellow powder (granule)			Light yellow powder (granule)
Initial Melting Point, °C ≥	200.0	200.0	200.0	200.0	200.0	200.0
Loss on Drying,% ≤	0.30	0.40	0.30	0.30	0.40	0.30
Zinc Content,%	16.0-22.0	16.0-22.0	16.0-22.0	15.0-18.0	15.0-18.0	15.0-18.0
Free M,%, ≤	5.0	5.0	5.0	15.0	15.0	15.0
Residue on 150 μ m Sieve,%,≤	0.10	0.10	\	0.10	0.10	\
Residue on 60 μ m Sieve,%,≤	0.50	0.50	\	0.50	0.50	\
Additive,%	\	1.0-2.0	\	\	1.0-2.0	\
Granule Diameter,mm	\	\	2.50	\	\	2.50

Properties:

Light yellow powder (granule) with a little bitter, no poison. The density is 1.70, the decomposable temperature is 300°C. Soluble in chloroform, acetone, partly soluble in benzene, ethanol, CCI4, insoluble in gasoline, water and ethyl acetate. Decomposion when meeting strong acid and strong alkali.

Applications:

Used for NR, IR, SBR, NBR, EPDM and latex. May be regarded as an intermediate between M and DM. Used as a secondary accelerator in combination with PZ and EZ. Similar performance as МВТ at curing temperature in dry rubber application. Has lower scorch and better processing safety. Suitable for mold curing. Require zinc oxide and stearic acid as activators in many kinds of rubber batch. Easily disperses in rubber; yields non-staining and non-discoloring products. Mainly used in the manufacture of latex products, foam rubber, latex coating gloves, etc.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag, or jumbo bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 

RUBBER ACCELERATOR 

MDB

Chemical Name    – 2-(4'-Morpholinodithio) benzothiazole

Molecular Formula –C11H12N2OS3

Molecular Weight – 284,43

CAS #  – 95-32-9

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Light Yellow powder (granule)
Initial Melting Point, °C ≥	125.0	125.0	125.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.40
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.50

Properties:

Light yellow powder(granule). Density is 1.51 g/cm3. Soluble in chloroform, partly soluble in CS2, acetone, insoluble in sherwood oil, benzene, alcohol and water.

Applications:

Fast-curing primary or secondary accelerator for NR, SBR, Nitrile and EPDM. Closely resembles TMTD in ist applications. Less scorch, blooming and good processing safety. Can be used in CR as an anti-scorching agent. The efficiency sulphur content  is 11%. It is also be used as raw material for germicide, pesticide and medicine.

Package:

25 kg plastic wovenbag, paper with plastic film bag, kraft paper bag or jumbo bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 
 
 

RUBBER ACCELERATOR

Chemical Name : – N,N'-Diethylthiocarbamoyl-2-mercaptobenzothiazole

Molecular Formula:      C12H14N2S3

Molecular Weight  –314

CAS #        – – 95-30-7

Specifications

Item	Powder	Oiled Powder
Appearance	White crystal Powder
Initial Melting Point, °C ≥	74.0	74.0
Loss on Drying, % ≤	0.30	0.30
Ash, % ≤	0.30	0.30
Residue on 840 μ m Sieve, % ≤	0.00	0.00
Additive, %	\	0.0-1.0

Properties:

White Crystal Powder with taste bitter no poison. The density is 1.25-1.35, Soluble in ethyl acetate, acetone, insoluble in water, hardly insoluble in benzene, partly insoluble in gasoline and water vapour

Applications:

Used for NR, IR, SBR, NBR, HR and EPDM. One of the mainly used acidic accelerators currently and a medium fast primary accelerator. Imparts excellent aging properties, when used both alone and in combination with DM and TT. Care should be taken because it has a slight tendency to scorch. Mainly used in the manufacture of tires, tubes, footwear, rubber belts and hoses etc.

Package:

25 kg plastic woven bag, paper with plastic film bag, 25kg drum.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 
 

RUBBER ACCELERATOR 

BT

Chemical Name    – Benzothiazole

Molecular Formula –C7H5NS

Molecular Weight – 134,19

CAS #  – 95- 16- 9

Specifications

Item	Liquid
Appearance	Primrosr or amber liquid
Content% ≥	98.0
Relative density	1.242-1.250
Reflective index(20°C)	1.638-1.646
Heavy metal(Pb) ≤	10ppm
Heavy metal(As) ≤	3ppm

Properties:

Light yellow or amber liquid. Boiling point is 231 °C. Soluble in alcohol, CS2, slightly soluble in water. Can evaporate with water vapour. Possess neutral reaction with similar odor of oxazoline.

Applications:

Can be used for photo's material, spicery or organic synthesis intermediates, and also the reagent in research which is about agricultural and plant resources.

Package:

200kg or 250kg galvanized drum.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 
 
 

RUBBER ACCELERATOR 

TBBS (NS)

Chemical Name    – N- Tertiarybutyl-2-benzothiazole sulfenamide

Molecular Formula – C11 H14 H2 S2

Molecular Weight – 238,37

CAS #  – 95-3 1- 8

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Gray-white powder (granule)
Initial Melting Point, °C ≥	105.0	105.0	105.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.5	0.5	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.0-3.0

Properties:

Gray white powder (granule). The density is 1.26-1.32. Solulile in benzene, CS2, methyl alcohol, acetone, chloroform, alcohol, insoluble in gasoline, water, acid and alkali with lower concentration.

Applications:

Provides fast cure rate and high modulus development in NR, SBR, BR and blends. Normally used alone or with small quantities of ultra accelerators in tire compounds or industrial rubber products. Low poison and high efficiency. It is good back up for NOBS. Be regarded as standard accelerator.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 
 

RUBBER ACCELERATOR 

NOBS (MBS)

Chemical Name    – N-Oxydiethylene-2-Benzothiazole sulfenamid

Molecular Formula  – C11H12N2S2O

Molecular Weight – 253,35

CAS #  – 102- 77- 2

Specifications

Item	Crystal	Granule
Appearance	Light yellow or orange Crystal(granule)
Initial Melting Point, °C ≥	80.0	80.0
Loss on Drying, % ≤	0.30	0.30
Ash, % ≤	0.30	0.30
Granule Diameter, mm	\	1.50

Properties:

Light yellow or orange crystal (granule). No poison with a little odor of ammonia. The density is 1.34-1.40. Soluble in benzene, acetone, chloroform, insoluble in water, acid and alkali with lower concentration.

Applications:

An excellent delayed accelerator. The performance is similar as CZ with better scorch safety. Widely used in NR, IR, SBR, NBR and EPDM. Can be used alone or with other vulcanization accelerators such as thiurams, guanidines and dithiocarbamates to improve the activity. Mainly used in manufacture of tires, shoes and belts.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag, or jumbo bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 8 months.  
 
 
 

RUBBER ACCELERATOR 

DCBS

Chemical Name – N, N-Dicyclohexyl-2-Benzothiazole sulfenamide

Molecular Formula      C19H26N2S2

Molecular Weight – 346,56

CAS #       – – 4979-32-2

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Cream-colored granule
Initial Melting Point, °C ≥	97.0	97.0	97.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.30	0.30
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Additive, %	\	1.0-2.0	\
Granule Diameter, mm	\	\	1.0-3.0

Properties:

Cream - colored Granule with taste bitter. The density is 1.26. Soluble in acetone organic liquids, including fats and oils, insoluble in water.

Applications:

DCBS is a sulfenamide accelerator with excellent anti-scorching property and delayed onset of cure. It is compatible with natural and synthetic rubbers, suitable for radial ply tyre, rubber belts and shock absorber, etc. Particularly it produces good adhesion to metal.

Package:

25kg plastic woven bag, paper with plastic film bag, 25kg drum.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 

RUBBER ACCELERATOR 

OTOS

Chemical Name    – N-Oxydiethylene Thiocarbamy-N-oxydiethy  sulfenamid

Molecular Formula – C9H16N2O2S2

Molecular Weight – 248.4

CAS #  – 13752-51-7

Specifications

Item	Powder	Oiled Powder
Appearance	Gray-white Crystal Powder
Initial Melting Point, °C ≥	130.0	130.0
Loss on Drying, % ≤	0.50	0.50
Ash, % ≤	0.50	0.50
Residue on 150 μ m Sieve, % ≤	0.00	0.00
Additive,%	\	1.0-2.0

Properties:

Gray-white crystal powder with taste bitter. The density is 1.35, partly soluble in water.

Applications:

OTOS is a primary accelerator for NR.SBR.EPDM etc. It is a vulcanizing agent and delayed accelerator, and has better scorch safety than M, MDB. It's critical temperature is 149 С.

Package:

25kg plastic woven bag, paper with plastic film bag, 25kg drum.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 
 

RUBBER ACCELERATOR 

TMTD (TT)

Chemical Name    – Tetramethyl thiuram Disulfide

Molecular Formula – C6H12N2S4

Molecular Weight – 240,41

CAS #  – 137-26-8

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	White or light gray powder (granule)
Initial Melting Point, °C ≥	142.0	142.0	142.0
Loss on Drying, % ≤	0.30	0.40	0.40
Ash, % ≤	0.30	0.40	0.40
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	1.0-2.0	\
Granule Diameter, mm	\	\	1.0-3.0

Properties:

White or light gray powder (granule). The density is 1.29. Soluble in benzene, acetone, chloroform, CS2, partly soluble in alcohol, diethyl ether, CCU, insoluble in water, gasoline and alkali with lower concentration. Meeting hot water becomes to dimethyl ammonium and CS2. Be sensitive to skin and peogaster.

Applications:

Can be used as a single accelerator, as a secondary accelerator or as a sulphur donor in most sulphur-cured elastomers. Scorchy and gives fast cure rates. Produces an excellent vulcanisation plateau with good heat aging and compression set resistance in sulphurless and EV cure systems. Good color retention is obtained in non-black vulcanisation. A valuable secondary accelerator for EPDM. May be used as a retarder in the vulcanisation of polychloroprene rubber with ETU and also be used as bactericide and pesticide.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.

Notes:

The product could be ultrafine powder based on customer accurate requirement.  
 
 

RUBBER ACCELERATOR 

TETD

Chemical Name    – Tetraethyl thiuram Disulfide

Molecular Formula – C10H20N2S4

Molecular Weight – 296.5

CAS #  – 97-77-8

Specifications

Item	Cryctal	Oiled Crystal	Granule
Appearance	Light yellow crystal (granule)
Initial Melting Point, 0C ≥	66.0	66.0	66.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.40
Residue on 840 μ m Sieve, % ≤	0.00	0.00	\
Additive, %	\	0.0-1.0	\
Granule Diameter, mm	\	\	2.50

Properties:

Light yellow crystal (Granule). The density is 1.29. Soluble in benzene, acetone, chloroform, CS2, partly soluble in gasoline, insoluble in water, acid and alkali with lower concentration. Be sensitive to skin and good storage stability.

Applications:

Fast-curing primary or secondary accelerator for NR, SBR, Nitrile and EPDM. Closely resembles TMTD in its applications. Less scorch, blooming and good processing safety. Can be used in CR as an anti-scorching agent. The efficiency sulphur content is 11%. It is also be used as raw material for germicide, pesticide and medicine.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag and 25kg drum.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35"C can cause unusual compacted product.The validity is 1 year.  
 
 

RUBBER ACCELERATOR 

TETD

Chemical Name    – Tetraethyl Thiuram Disulfide

Molecular Formula – C18H36N2S4

Molecular Weight – 408

CAS #  – 1634-02-2

Specifications

Item	Liquid or Solid
Appearance	Brown Oily Liquid or Solid
Freezing Point, 0C ≥	20.0
Loss on Drying, % ≤	2.00
Ash, % ≤	0.30
Density	1.0-1.10

Properties:

Brown oily liquid, it is solid under 20°C. The density is 1.05-1.10. Soluble in most of organic solvent, insoluble in water.

Applications:

A fast curing accelerator and vulcanization agent for natural rubber, synthesize rubber. Available sulfur is 7.5%.TBTD is none blooming and none staining, can be used for tire, shoe sole, industrial products. TBTD is regulated for use in articles in contact with food as specified under FDA 21 CFR177.2600, 175.105 and under BgVV XXI, Categories 1-4.

Package:

20kg plastic drums.

Storage:

Storage The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 

RUBBER ACCELERATOR 

TMTM (TS)

Chemical Name    – Tetramethyl thiuram Monosulfide

Molecular Formula        C6H12N2S3

Molecular Weight – 208,4

CAS #  – 97-74-5

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Yellow powder (granule)
Initial Melting Point, °C ≥	105.0	105.0	105.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	1.0-2.0	\
Granule Diameter, mm	\	\	1.0-3.0

Properties:

The yellow powder (granule). The density is 1.37-1.40. No osmyl and no taste. Soluble in benzene, acetone, CH2CI2, CS2, toluene, partly soluble in alcohol and diethyl ether, insoluble in gasoline and water. Stabilization for storage.

Applications:

Generally used as a secondary accelerator or as a booster for sulphenamides to achieve faster cure rate. Distinguished by very good processing safety in comparison with other thiurams, high curing activity and no discoloration. No cure activilty in the absence of added elemental sulphur. An excellent accelerator for polychloroprene in association with DPG and Sulphur. It's critical temperature is 121°C.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35°C can cause unusual compacted product. The validity is 2 years.  

RUBBER ACCELERATOR 

TiBTD

Chemical Name    – Diisobutyl Thiuram Disulfide

Molecular Formula        C18H36N2S4

Molecular Weight – 4 08,75

CAS #  – 3064-73-1

Specifications

Item	Crystal	Oiled Crystal	Granule
Appearance	Light yellow crystal (granule)
Initial Melting Point, °C ≥	65.0	65.0	65.0
Loss on Drying, % ≤	0.30	0.40	0.40
Ash, % ≤	0.30	0.40	0.40
Residue on 840 μ m Sieve, % ≤	0.00	0.00	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	2.50

Properties:

Light yellow crystal (granule). No osmyl and no taste. Soluble in benzene, acetone, CH2CI2, CS2, toluene, chloroform, partly soluble in alcohol and diethyl ether, insoluble in gasoline and water.

Applications:

Super accelerator and vulcanizing agent for NR.IR.BR.

SBR.NBR and EPDM. Generates low level of relatively non-toxic nitrosamine, effective in latex as well as dry rubber. Cure ability is good but the streuth is poor. Cure acitivity is good in the absence of sulphur.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35"C can cause unusual compacted product. The validity is 1 year.  
 
 
 
 

RUBBER ACCELERATOR 

TBzTD

Chemical Name    – Tetrabenzyl thiuram disulfide

Molecular Formula – C30 H28 S4N2

Molecular Weight – 544

CAS #  – 10591-85-2

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Light yellow powder (granule)
Initial Melting Point, °C ≥	128.0	128.0	128.0
Loss on Drying, % ≤	0.30	0.50	0.50
Ash, % ≤	0.30	0.50	0.50
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.50

Applications:

Developed to replace thiurams such as TMTD where the presence of nitrosamines is of concern. The dibenzylnltrosamine is not carcinogenic according to published literature. A fast curing primary or secondary accelerator in NR, SBR and NBR applications. Be safer to process, providing longer scorch times than TMTD. Sometime used as retarder in the vulcanisation of PVC rubber.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35 С can cause unusual compacted product. The validity is 1 year.  
 
 
 

RUBBER ACCELERATOR 

DPTT (TRA)

Chemical Name    – Dipentamethylene Thiuramtetrasulfide

Molecular Formula – C12H20N2Sn+2 (n=4 or 6)

Molecular Weight – 384.66/448.77

CAS #  – 120-54-7

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Light yellow powder (granule)
Initial Melting Point, °C ≥	108.0	108.0	108.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.50

Properties:

Light yellow powder (granule). No taste, no poison. The density is 1.5. Soluble in chloroform, benzene, acetone, CS2, partly soluble in gasoline and CCU, insoluble in water and alkali of lower concentration.

Applications:

Secondary accelerator for NR, SBR, EPDM, and NBR. For rich sulphur content of 28%, it could be used as cure agent. In the system of SBR and NBR, it could be used the primary cure agent. No poison and no pollution. Easily dispersed in rubber system.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag. 

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  

RUBBER ACCELERATOR 

PZ (ZDMC)

Chemical Name    – Zinc dimethyl dithiocarbamate

Molecular Formula – C6H12N2S4Zn

Molecular Weight – 305.4

CAS #  – 137-30-4

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	White powder (granule)
Initial Melting Point, °C ≥	240.0	240.0	240.0
Loss on Drying, % ≤	0.30	0.40	0.30
Zinc Content, %	20.0-22.0	20.0-22.0	20.0-22.0
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	2.50

Properties:

White powder (granule). No taste, no poison. Density is 1.66. Soluble in lower concentration alkali, CS2, benzene, acetone and CH2CI2, partly soluble in chloroform, insoluble in alcohol, CCI4 and ethyl acetate.

Applications:

Used for NR, IR, BR, SBR, NBR, HR, EPDM and natural & synthetic latexes. Stronger accelerating power than TMTD. Strong resistance to scorching. In its handling, care should be operated, because of its increase activation and strong tendency to scorch at low temperatures (1000C). Often used as a secondary accelerator. In latex, better results are obtained when used in combination with other types such as thiazole accelerators. Used for rubber coated fabrics, latex products and rubber cement, etc. FDA approved in USA.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 

RUBBER ACCELERATOR 

ZDEC (ZDC, EZ)

Chemical Name    – Zinc diethyl dithiocarbamate

Molecular Formula – C10H20N2S4Zn

Molecular Weight – 361.9

CAS #  – 14324-55-1

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	White powder (granule)
Initial Melting Point, °C ≥	174.0	174.0	174.0
Loss on Drying, % ≤	0.30	0.40	0.30
Zinc Content, %	17.0-1.0	17.0-19.0	17.0-19.0
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Soluble Zinc Content,%,≤	0.01	0.01	0.01
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.0-3.0

Properties:

White powder (granule). Density is 1.41. Soluble in 1% NaOH solution, CS2, benzene, chloroform, slightly soluble in alcohol, insoluble in gasoline.

Applications:

Used for NR, IR, BR, SBR, NBR, EPDM and their latexes. A fast curing primary or secondary effective ultra-accelerator for natural and synthetic latex form compounds. Can be used advantageously for dipped, spread, and cast goods. Similar in property that of PZ. Less resistance to scorching than PZ and shows a slight tendency to premature vulcanization. An antioxidant in adhesive systems.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 
 

RUBBER ACCELERATOR 

ZDBC (BZ)

Chemical Name    – Zinc dibutyl dithiocarbamate

Molecular Formula – C18H36N2S4Zn

Molecular Weight – 474.1

CAS #  – 136-23-2

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	White powder (granule)
Initial Melting Point, °C ≥	104.0	104.0	104.0
Loss on Drying, % ≤	0.30	0.40	0.30
Zinc Content, %	13.0-15.0	13.0-15.0	13.0-15.0
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Soluble Zinc Content,%,≤	0.01	0.01	0.01
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.50

Properties:

White powder (granule). The density is 1.24. Soluble in CS2, benzene, chloroform, alcohol, diethyl ether, insoluble in water and low concentration alkali. Good storage stability.

Applications:

Used for primary or secondary ultra-accelerator in NR, IR, BR, SBR, NBR, HR, EPDM, and their latexes. Similar in property to PZ and EZ. Less accelerating effects than PZ and EZ to dry rubber. Effectively used in both natural and synthetic latexes for faster curing at normal (low) temperature than with PZ and EZ, and less scorching and blooming.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag, or jumbo bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 

RUBBER ACCELERATOR 

PX (ZnEPDC)

Chemical Name    – Zinc N-ethyl-N-phenyldithiocarbamate

Molecular Formula – C18H20N2S4Zn

Molecular Weight – 458.02

CAS #  – 14634-93-6

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	White powder (granule)
Initial Melting Point, °C ≥	205.0	205.0	205.0
Loss on Drying, % ≤	0.30	0.40	0.30
Zinc Content, %	13.0-18.0	13.0-18.0	13.0-18.0
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.50

Properties:

White powder (granule). No smell, no taste, no poison. The density is 1.50. Soluble in hot chloroform, hot benzene, slightly soluble in gasoline, benzene, toluene, hot alcohol, insoluble in acetone, CCU, alcohol and water.

Applications:

An ultra accelerator for NR, SNR, MR, IR, SBR, NBR, EPDM and their latexes. Better anti-scorching ability when used with DM. Provides the best scorch safety and processing safety in dithiocarbamates. No poison, no pollution, thus can be applied in the manufacturer of food contact materials.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 
 

RUBBER ACCELERATOR 

ZBEC (ZBDC ZTC)

Chemical Name    – Zinc dibenzyl dithiocarbamate

Molecular Formula – C30H28N2S4Zn

Molecular Weight – 610.18

CAS #  – 14726-36-4

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	White powder (granule)
Initial Melting Point, °C ≥	180.0	180.0	180.0
Loss on Drying, % ≤	0.30	0.40	0.30
Zinc Content, %	10.0-12.0	10.0-12.0	10.0-12.0
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.50

Properties:

White powder (granule). The density is 1.42.

Applications:

Safe-processing secondary accelerator. Can be used as primary in latex. High resistance to hydrolysis, low solubility in rubbers. Fast at higher vulcanisation temperatures. It has longest anti-scorching capability in the dithiocarbamates. Recognised to have low nitrosamine potential. Used in sheeting, extrusions and latex. Used in NR, IIR, SBR, and EPDM.

Package:

20kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  

RUBBER ACCELERATOR 

CDD (TTCu)

Chemical Name    – Cooper dimethyl dithiocarbamate

Molecular Formula – C6H12N2S4Cu

Molecular Weight – 303.97

CAS #  – 137-29-1

Specifications

Item	Powder	Oiled Powder
Appearance	Brown powder
Temperature of Decomposition, °C ≥	300.0	300.0
Loss on Drying, % ≤	0.50	0.50
Copper Content, %	19.0-22.0	19.0-22.0
Residue on 150 μ m Sieve, % ≤	0.10	0.10
Residue on 63 μ m Sieve, % ≤	0.50	0.50
Additive, %	\	0.0-1.0

 

Applications:

Safe-processing secondary accelerator for use in black and dark colors. Fast at high vulcanization temperatures. Used in NR.SBR.mr.NBR and EPDM. Better cure efficiency than TMTD and PZ. Lowest consumption in dithiocarbamates.

Package:

20kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 

RUBBER ACCELERATOR 

TTFe

Chemical Name    – Iron(III) dimethyl dithiocarbamate

Molecular Formula – C9H18N3S6Fe

Molecular Weight – 416.5

CAS #  – 14484-64-1

Specifications

Item	Powder	Oiled Powder
Appearance	Dark brown powder
Initial Melting Point, °C ≥	240.0	240.0
Loss on Drying, % ≤	0.50	0.50
Ash, %,≤	22.0	22.0
Residue on 150 μ m Sieve, % ≤	0.10	0.10
Residue on 63 μ m Sieve, % ≤	0.50	0.50
Additive, %	\	0.0-2.0

Properties:

Dark brown powder. The density is 1.64g/cm3. Slightly soluble in water, soluble in chloroform, pridine, acetonitridile etc.

Applications:

Used for ultra accelerator in NR,IR,BR,SBR,NBR and EPDM. Not only used for SBR, but also for MR and EPDM by its far stronger effect.

Package:

20kg plastic woven bag, paper with plastic film bag, 25kg drum.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 
 

RUBBER ACCELERATOR 

TDEC

Chemical Name    – Tellurium Diethyl Dithiocarbamate

Molecular Formula – C20H40N4S8Te

Molecular Weight – 721

CAS #  – 20941-65-5

Specifications

Item	Powder	Oiled Powder
Appearance	Dark brown powder
Initial Melting Point, °C ≥	240.0	240.0
Loss on Drying, % ≤	0.50	0.50
Ash, %,≤	22.0	22.0
Residue on 150 μ m Sieve, % ≤	0.10	0.10
Residue on 63 μ m Sieve, % ≤	0.50	0.50
Additive, %	\	0.0-2.0

Properties:

Yellow powder. The density is 1.48g/cm3. Soluble in chloroform, benzene and carbon disulfide, slightly soluble in alcohol and gasoline, insoluble in water.

Applications:

Used for super accelerator in natural rubber, styrene-butadiene rubber. In general, using with some other kind of accelerators such as benzothiazole, sulfenamide. A fast velocity at vulcanizing temperature can be obtained, and intension can be increased. Suitable for making inner tube of tires, soft tube, isolating layer of wire and cable, etc.

Package:

25kg plastic woven bag, paper with plastic film bag, 25kg drum.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  

RUBBER ACCELERATOR 

DPG (D)

Chemical Name    – Diphenyl guanidine

Molecular Formula – C13H13N3

Molecular Weight – 211.27

CAS #  – 102-06-7

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Gray-white powder (granule)
Initial Melting Point, °C ≥	145.0	145.0	145.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, %	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.50

Properties:

Grayish-white powder (granule). No taste, no poison. Density is 1.08-1.19. Soluble in acetone, ethyl acetate, benzene, alcohol, slightly soluble in CCl4, insoluble in water and gasoline.

Applications:

Used as a secondary accelerator with thiazoles and sulphenamides in NR and SBR compounds. Exhibits better storage stability compared to thiuram and dithiocarbamates but is not so active. DPG can be used in latex as secondary gelling agent (foam stabilizer) in the silico-flouride foam process.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 
 
 
 

RUBBER ACCELERATOR 

DOTG

Chemical Name    – Diotolylguanidine

Molecular Formula – C15H17N3

Molecular Weight – 239.32

CAS #  – 97-39-2

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Gray-white powder (granule)
Initial Melting Point, °C ≥	170.0	170.0	170.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, %	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	1.50

Properties:

Grary - white powder (granule). Little bitter, no osmyl. Density is 1.01-1.02. Soluble in chloroform, acetone, alcohol, slightly soluble in benzene, insoluble in water and gasoline.

Applications:

Suitable in NR, SNR, IIR, IR, SBR, NBR and CR. Seldom use alone, commonly with thiazoles, thiurams, dithiocarbamates and sulphenmides to promote its activity. It's critical temperature is 141°C. This product is a plastic-decomposing agent in CR. However, this product is not suitable for food-related products or medical products.

Package:

20kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.

RUBBER ACCELERATOR 

ETU (NA-22)

Chemical Name    – Ethylene thiourea

Molecular Formula – C3H6N2S

Molecular Weight – 102.17

CAS #  – 96-45-7

Specifications

Item	Powder	Oiled Powder
Appearance	White powder
Initial Melting Point, °C ≥	195.0	195.0
Heat Loss,% ≤	0.30	0.40
Ash, %	0.30	0.40
Residue on 150 μ m Sieve, % ≤	0.10	0.10
Residue on 63 μ m Sieve, % ≤	0.50	0.50
Additive, %	\	0.0-2.0

Properties:

White powder. Little bitter. Density is 2.00. Soluble in alcohol, lightly soluble in water. No pollution to final products. Stabilization storage.

Applications:

ETU has little tendency to scorch, a high degree of processing safety and enables proper vulcanization to be attained speedily at normal vulcanizing temperatures. Presents characteristics vulcanization kinetics and gives the vulcanization with excellent physical properties (high tensile strength, low compression set, large plasticity and good heat resistance).

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 

RUBBER ACCELERATOR 

DETU

Chemical Name    – N, N'-Diethylthiourea

Molecular Formula – C5H17N2S

Molecular Weight – 1 32.23

CAS #  – 105-55-5

Specifications

Item	Crystal	Oiled Crystal	Granule
Appearance	White crystal (granule)
Initial Melting Point, °C ≥	74.0	74.0	74.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, %	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.00	0.00	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	2.50

Properties:

White crystal (granule). Density is 1.10. Soluble in alcohol, acetone, water, insoluble in gasoline. Easy absorption of moisture.

Applications:

The most active thiourea for the vulcanization of CR. Gives rapid vulcanization at low, medium and high temperatures. Can be used to boost EPDM sulphur vulcanization systems. Particularly suited to high-speed CV. processes.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 

RUBBER ACCELERATOR 

CA (DPTU)

Chemical Name    – N-N'-Diphenylthiourea

Molecular Formula – C13H12N2S

Molecular Weight – 228.31

CAS #  – 102-08-9

Specifications

Item	Powder	Oiled Powder
Appearance	White powder
Initial Melting Point, °C ≥	148.0	148.0
Loss on Drying,% ≤	0.30	0.40
Ash, %	0.30	0.40
Residue on 150 μ m Sieve, % ≤	0.10	0.10
Residue on 63 μ m Sieve, % ≤	0.50	0.50
Additive, %	\	0.0-2.0

Properties:

White powder. The density is 1.32. A little bitter, flammability, almost no poison. Soluble in alcohol, diethyl ether, acetone, cyclohexanone, tetrohydrofuran, partly soluble in all PVC plasticizers, insoluble in water and CS2. Soluble in alkali solutions and precipitation from acid solutions.

Applications:

Medium-speed vulcanization accelerator. Synergises with sulfur donor to boost vulcanization when used in NR and SBR. Need zinc oxide to be effective. Used as secondary accelerator in CR vulcanization and EPDR vulcanization system. Used in latex products, cables and general industrial products. It's critical temperature is 80 "C. Also could be used as raw materials for pharmatical and dye and the test reagent for Os and Rh.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag. 

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  
 
 
 
 

RUBBER ACCELERATOR 

DBTU

Chemical Name    – N-N'-Dibutylthiorea

Molecular Formula – C9H20N2S

Molecular Weight – 188.3

CAS #  – 109-46-6

Specifications

Item	Powder	Oiled Powder
Appearance	White Crystal powder
Initial Melting Point, °C ≥	6.0	148.0
Loss on Drying,% ≤	0.30	0.40
Ash, %	0.30	0.40
Residue on 840 μ m Sieve, % ≤	0.00	0.00
Additive, %	\	0.0-1.0

Properties:

White or light yellow crystal powder. Density is 1.06 g/cm3. Soluble in alcohol, partly soluble in diethyl ether, insoluble in water.

Applications:

DBTU is an ultra-accelerator for mercaptan-modified CR(1-3phr). It has a vulcanization behaviour similar to that of ETU and DETU. It is also used as a secondary accelerator for NR and synthetic rubbers. It disperses easily in rubber. It is non-staining and does not bloom. It is practically odourless Antioxidant for NR, antiozonant for NR and SR, particularly SBR. It is also a corrosion inhibitor.

Package:

25kg plastic woven bag, paper with plastic film bag, 25kg drum.  

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35 С can cause unusual compacted product. The validity is 1 year.

RUBBER ACCELERATOR 

ZDTP

Chemical Name    – Zinc Dialkylphosphorodithiloate

Molecular Formula         C24H52O4S4P2Zn

Molecular Weight – 660.25

CAS #  – 68649-42-3

Specifications

Item	Liquid	70% granular on silica
Appearance	Clear liquid	White Powder or Granular
Odor	No odor	No odor
Purity,%	14.0-18.0	68.5-71.5
Sulfur,%	8.5-10.0	\
Zinc,%	7.2-8.5	\
Phosphorous,%	\	5.0-6.0
Insoluble in methanol, %	\	28.5-31.5
PH Value	5.5	\
Specific gravity at 15.6 0C	1.06-1.15	1.21-1.31

Applications:

ZDTP is a fast curing secondary accelerator for NR and EPDM. When used in NR to improve reversion resistance, care must be taken to select the level of ZDTP to obtain the best compromise between scorch and reversion resistance. Since ZDTP is non-blooming and non-discoloring. It can be used in translucent, fast curing NR shoe sole compounding.

Package:

25kg plastic woven bag, paper with plastic bag, 20/200kg drum   

Storage:

The product should be stored in the dry and cooling place with good ventilation, temperature of less than 50 С, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.  

RUBBER ACCELERATOR 

HMTA

Chemical Name    – Hexamethylenetetramine

Molecular Formula – C6H12N4

Molecular Weight – 140.18

CAS #  – 100-97-0

Specifications

Item	Powder
Appearance	White or Colorless Crystal Powder
Purity % ≥	90.0
Loss on Drying,% ≤	0.5
Ash, %	2.0-3.0
Solubility (250C) ≤	45g
Sublimation Temperature, %	237-270
Oil Content, %	2.0-3.0

Properties:

White Crystal Powder or Colorless looking-grass crystal granule. Soluble in water, ethyl alcohol and chloroform, insoluble in ethyl ether.

Applications:

Can be used as resin and plastic cruing agent, rubber accelerator, textile sanforoizing agent. Can be also used for the bactericide and detonator.

Package:

25kg plastic woven bag, paper with plastic film bag, 25kg drum.  

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding store with oxidant and the acid. Keep away from ignition sources, heat and flame. The validity is 1 years.  
 
 
 

RUBBER  ANTIDEGRADANT 

MB

Chemical Name    – 2-Mercaptobenzimidazole

Molecular Formula – C7H6N2S

Molecular Weight – 150.16

CAS #  – 583-39-1

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	White powder (granule)
Initial Melting Point, °C ≥	290.0	290.0	290.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash, % ≤	0.30	0.40	0.30
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	2.50

Properties:

White powder. No smell but taste bitter. The density is 1.42. Soluble in alcohol, acetone, ethyl acetate, slightly soluble in petroleum ether,

CH2CI2, insoluble in CCl4, benzene and water. Good stabilization storage ability. As second anti-degradant without poison.

Applications:

A non-staining secondary antioxidant for natural rubber, CR, SBR, NBR and EPR etc. Especially effective against heat oxidation in combination with amine.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.

RUBBER ANTIDEGRADANT 

MBZ

Chemical Name    – Zine salt of 2-mercaptobenzimidazole

Molecular Formula – C14H10N4S2Zn

Molecular Weight – 363.77

CAS #  – 3030-80-6

Specifications

Item	Powder	Oiled Powder
Appearance	White powder
Initial Melting Point, °C ≥	240.0	240.0
Loss on Drying, % ≤	0.50	0.50
Zinc Content, %,	18.0-20.0	18.0-20.0
Residue on 150 μ m Sieve, % ≤	0.50	0.50
Additive, %	\	0.0-2.0

Properties:

White powder. No smell but taste bitter. Soluble in acetone, alcohol, insoluble in benzene, gasoline and water.

Applications:

A non-staining secondary antioxidant for NR, CR, SBR, NBR, EPR, etc. Especially effective against heat oxidation in combination with amine. Could be used alone or combined with the anti-degradants, such as DNR or AP.

Package:

20kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 
 
 

RUBBER  ANTIDEGRADANT 

MMB

Chemical Name    – 2-Mercaptomethylbenzimidazole

Molecular Formula – C8 H8N2S

Molecular Weight – 164.22

CAS #  – 53988-10-6

Specifications

Item	Powder	Oiled Powder	Granule
Appearance	Gray-white powder (granule)
Initial Melting Point, °C ≥	270.0	270.0	270.0
Loss on Drying, % ≤	0.50	0.50	0.50
Ash, % ≤	0.50	0.50	0.50
Residue on 150 μ m Sieve, % ≤	0.10	0.10	\
Residue on 63 μ m Sieve, % ≤	0.50	0.50	\
Additive, %	\	1.0-2.0	\
Granule Diameter, mm	\	\	2.50

Properties:

Gray-white powder. No smell but taste bitter. The density is 1.33. Soluble in alcohol, асе' >ne, ethyl acetate, slightly soluble in petroleum ether, CH2CI2. insoluble in CCU, benzene and wdter. Good stabilization storage ability. As second anti-degradant without poison.

Applications:

The product can be used for natural and synthetic rubbers. As it is secondary antioxidant, ever better effects can be developed when used together with other antioxidants. Furthermore, when it is employed in case of sulfurless vulcanization higher heat resistance can be obtained, it also serves as an accelerator of CR and heat sensitizing agent for latices . It is effective not only white and light colored articles, but also for rubber products of all types. But unsuitable for food processing.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 

RUBBER ANTISCORCHING AGENT 

PVI (CTP)

Chemical Name    – N-Cyclohexy(thio)phthalimide

Molecular Formula – C14H15O2SN

Molecular Weight – 261.34

CAS #  – 17796-82-6

Specifications

Item	Crystal	Oiled Crystal	Granule
Appearance	White crystal (granule)
Initial Melting Point, °C ≥	90.0	90.0	90.0
Loss on Drying, % ≤	0.30	0.40	0.30
Ash,%, ≤	0.30	0.40	0.30
Additive, %	\	0.0-2.0	\
Granule Diameter, mm	\	\	2.50

Properties:

White crystal (granule). The density is 1.25-1.35. Soluble in acetone, benzene, toluol, diethyl ether, ethyl acetate, hot CCl4 and hot alcohol, slightly soluble in gasoline, insoluble in kerosene and water.

Applications:

Pre-vulcanisation inhabitor. Provide predictable scorch control in most sulphur valcanisation. Improved cost performance through marginal stock recovery, single-stage mixing, higher processing and/or curing temperatures. Activity is linear and higher than most retarders. May cause bloom above 0.5 phr. It is the anti-scorching agent for both natural and synthetic rubber.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag .

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 1 year.

RUBBER STABILIZER

NDiBC

Chemical Name    – Nickel-di-isobutyldithiocarbamate

Molecular Formula – C18H36N2S4Ni

Molecular Weight – 467

CAS #  – 15317-78-9

Specifications

Item	Powder	Oiled Powder
Appearance	Green powder
Initial Melting Point, °C ≥	173.0	173.0
Loss on Drying, % ≤	0.75	0.75
Nickel Content,%,	11.5-13.5	11.5-13.5
Residue on 850 μ m Sieve, % ≤	0.10	0.10
Additive, %	\	0.0-2.0

Applications:

Green power. The density is 1.27. Used as an antioxidant in epichlorohydrin-compounds. Offers optimum aging properties in combination with NDMC

Package:

15kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35'C can cause unusual compacted product.The validity is 1 year.  
 
 
 
 

RUBBER  STABILIZER

NDBC

Chemical Name    – Nickel-dibuthyldithiocarbamate

Molecular Formula – C18 H36N2S4Ni

Molecular Weight – 467

CAS # – 13927-77-0

Specifications

Item	Powder	Oiled Powder
Appearance	Olive-green powder
Initial Melting Point, °C ≥	86.0	86.0
Loss on Drying, % ≤	0.50	0.50
Nickel Content, %	11.8-13.2	11.8-13.2
Residue on 150 μ m Sieve, % ≤	0.10	0.10
Residue on 63 μ m Sieve, % ≤	0.50	0.50
Additive, %	\	0.0-2.0

Properties:

Olive-green powder. No poison. The density is 1.30. The stacking density is 3-3.4.

Applications:

An effective antioxidant for dynamic application products. Also used as an anti-degradant in polychloroprenes.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35°C can cause unusual compacted product.The validity is 1 year.  
 
 
 
 

RUBBER  STABILIZER

NDMC

Chemical Name    – Nickel-dimethyldithiocarbamate

Molecular Formula – C6 H12N2S4Ni

Molecular Weight – 298.7

CAS # – 15521-65-0

Specifications

Item	Powder	Oiled Powder
Appearance	Green powder
Initial Melting Point, °C ≥	290.0	290.0
Loss on Drying, % ≤	0.50	0.50
Nickel Content, %	18.0-19.5	18.0-19.5
Residue on 150 μ m Sieve, % ≤	0.10	0.10
Residue on 63 μ m Sieve, % ≤	0.50	0.50
Additive, %	\	0.0-2.0

Applications:

Anti-oxidant for epichlorohydrin compounds. Improves retention in media that produce high swell and/or high extractability. NDMC is also an outstanding anti-oxidant for peroxide-cured elastomers (like EPDM or EPM).

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35 С can cause unusual compacted product.The validity is 1 year.  
 
 

PHARMACENTICAL INTERMEDIATES 

MBTS (DM)

Chemical Name    – Dibenzothiazole Disulfide

Molecular Formula – C14H8N2S4

Molecular Weight – 332.50

CAS #  – 120-78-5

Specifications

Item	Granule
Appearance	Gray-white granule
Initial Melting Point, °C ≥	178.0
Loss on Drying, % ≤	0.05
Ash,%, ≤	0.03
Purity, %, ≥	99.0

 
 

Properties:

Gray-white granule with a little bitter, no poison, The density is 1.45-1.54. Soluble in chloroform, partly soluble in benzene, ethanol, CCU, insoluble in gasoline, water and ethyl acetate. Good storage stability. 

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag. 

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.  
 
 
 
 

PHARMACENTICAL INTERMEDIATES 

TETD

Chemical Name    – T etraethyl thiuram Disulfide

Molecular Formula – C10H20N2S4

Molecular Weight – 296.5

CAS #  – 97-77-8

Specifications

Item	Crystal
Appearance	Light yellow crystal
Initial Melting Point, °C ≥	66.0
Loss on Drying, % ≤	0.30
Ash,%, ≤	0.30
Purity, %, ≥	99.0
Cu2+,≤	22.0ppm
Fe3+,≤	50.0ppm

 
 

Properties:

Light yellow crystal. The density is 1.29. Soluble in benzene, toluol, acetone, chloroform, CS2, partly soluble in gasoline, insoluble in water, acid and alkali with lower concentration. Be sensitive to skin and good storage stability.

Package:

25kg plastic woven bag, paper with plastic film bag, kraft paper bag and 25kg drum.

Storage:

The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The product with pallet should not be stacked. Stacking of palletized material or temperature of above 35°C can cause unusual compacted product. The validity is 1 year.  
 
 

INTERMEDIATES

3-AMT

Chemical Name – 3-Amino-5-mercapto-1,2,4-triazole

Molecular Formula – C2 H4N4S

Molecular Weight – 116.14

CAS # – 16691-43-3

Specifications

Item	Powder	Granule
Appearance	Gray-White powder (granule)
Initial Melting Point, °C ≥	300.0	300.0
Loss on Drying, % ≤	0.50	0.50
Ash, % ≤	1.00	1.00
Residue on 840 μ m Sieve, % ≤	0.00	0.00

Properties:

Gray-White Powder (granule). Soluble in alkali, CS2, dimethyl sulfoxide, insoluble in alcohol, methylene dichloride and water.  

Applications:

Insecticidal Intermediates.  

Package:

25kg plastic woven bag, paper with plastic film bag, 25kg UN drum.  

Storage:

The product should be stored in the dry and cooling place with good ventilation. The product should be avoided hot sunshine. The validity is 2 years  

 
 
 
 
 

Продукты нефтехимии (сольвенты)

 

Gamma-butyrolactone (GBL)

Molecular Formula – C4 H6 O2

Molecular Weight – 86.1

CAS # – 96-48-0

Specifications

Item	Electric Capacity Class	Common Class	Industrial Class
Purity (WT%)	99.9 Min	99.8 Min	99.5 Min
Moisture %(Wt%)	0.03 Max	0.05 Max	0.1 Max
Color HaZen	10 Max	20 Max	30 Max
Density (D420g/ml)	1.125~1.135	1.125~1.135	1.125~1.135
Refractivity (ND20)	1.435~1.438	1.435~1.438	1.435~1.438

Applications:

r-butyrolactone is one kind of important fine chemical intermediate, simultaneously also is one kind of performance fine high boiling point solvent, namely ideal antioxidant, plasticizer, extracting agent, absorbent, dispersing agent, solid stain, Coagulation Reagent. It has the boiling point high, dissolving power greatly strengthened, the electrical conductivity and the stability are good, merit and soon use and administrative security convenience. Through split-ring or not split-ring chemical reaction, production many kinds of fine chemicals, and has many kind of important hetero cyclic compounds, widely applies to the medicine, the agricultural chemicals, the synthetic resin helps the medicinal preparation, food feed additive, the dye pigment, domain and so on electron.

Industrial Class:

Synthesis pyrrolidone series product. May use in to make the a-pyrrolidone, the N- methyl pyrrolidone, the N- ethyl pyrrolidone, the polyethylene pyrrolidone, etc;

Photo chemistry industry extracting agent. Uses in to absorb the alky neto help the medicinal preparation, the aromatic hydrocarbon, the alcohol type and the ring-like ether extracting agent, the oil dope;

Synthetic fiber spinning solvent, coagulation Reagent, dyeing assistants, Anti- static electricity Reagent. Uses in the propylene nitrile textile fiber spinning solvent and the coagulation solvent, the cellulose ester wool, the nylon dyeing assistants, the nylon fibre Anti- static electricity Reagent;

Synthetic resin ideal antioxidant, plasticizer, dispersing agent solid stain and solvent. Serves as the polypropylene, the polyvinyl-chloride, the polystyrene solvent, the polyvinyl-fluoride dispersing agent, many kinds of resins dyeing modifier, oxidation inhibitor, plasticizer ,etc;

Also is to produces the spice the raw material, the printing in klubricant and the rust remover ,etc.

2) Common Class: In the farming and forestry industry aspect use, is produces the plant growth medicinal preparation, the weed killer, the synthesis pesticide, the feed additive and so on the intermediate.

3) Electric Capacity Class: May serve as the anesthetic and the sedative in the medicine profession treats the epilepsy, the cerebral hemorrhage and the hypertension, X beam radiography medicinal preparation, may synthesize antibacterial new medicine cyclopropane Sha Xing and the interferon ,etc. Also is vitamin B1, the link propylamine and the butyric acid and so on the intermediate. In addition, but also may serve as the battery solution, the capacitor manufacture, the color film quality ,etc.

Characteristics:

Colorless transparent liquid, has the similar acetone smell oily liquid, the boiling point 204 , can with the water, the acetone the carbontetrachloride and the ethyl alcohol mixes dissolves, decomposes in the hot lye, has the fragrant smell.

Packing:

In galvanized iron or plastic drums of 210kg(N.W.),1x20" FCL: 16.8Mt/80Drums. 

Electric Capacity Class Gamma-butyrolactone

Electronic Capacity Class Product specifications (Standards: Q/PGM001---2007)

Parameter	Unit	Value	Method
Assay(Sum of GBL and Methylderivatives)	area-%	Min. 99.9
1,4-Butanediol	area-%	Max. 0.10
THF	Area-%	Max. 0.05
Water	Wt.-%	Max. 0.03
Color	APHA	Max. 10
Acid, Calc .as butyric acid	Wt.-%	Max. 0.03

Following parameters are determined as typical:

Parameter	Unit	Value	Parameter	Unit	Value	Remarks
CI=-=	Wt.-ppm	Max. 0.3	Zn	Wt.-ppm	Max. 0.05	typical
SO42-	Wt.-ppm	Max. 1.0	Pb	Wt.-ppm	Max. 0.05	typical
NO2-	Wt.-ppm	Max. 1.0	Na	Wt.-ppm	Max. 0.5	typical
Fe	Wt.-ppm	Max. 0.05	K	Wt.-ppm	Max. 0.5	typical

Packing:

In galvanized iron or plastic drums of 210kg(N.W.),1x20" FCL: 16.8Mt/80Drums. 
 
 

N-methyl-2-pyrrolidone (NMP)

Molecular Formula – C5 H9 NO

Molecular Weight – 99.134 

Product specifications

(Standards: Q/PGM002---2007)

Index	Reagent Class	Electric Class	Common Class	Industrial Class
Purity %	≥99.9	≥99.9	≥99.8	≥99.5
Color Hazen	≤8	≤10	≤20	≤25
Density g/ml	1.032-1.035	1.032-1.035	1.032-1.035	1.032 ～1.035
Moisture%	≤0.008	≤0.01	≤0.03	≤0.05

Application:

This product is an important chemical raw material, a polar solvent with good selectivity and stability properties , low toxicity, high boiling point , strong solvency, non-inflammable, has many advantages, such as the biodegradation, reutilization, safety in use and suitable for many kinds of prescription, etc. Its main applications are as follows:

1. Industrial Class: Lubricant refining; Electrical insulant; Pesticide accessory ingredient; High-class coating, printing ink, pigment; ect.

2. Common Class: Concentrate the acetylene; Extract the butadiene, isoprene, aromatics, Polymerizing solvent for the engineering plastics which are difficult to dissolve(such as the polyphenylene sulfide and the polyimide) and the aromatic fiber;

3. Electric Class: Polymerizing lithium ion battery.

4. Reagent Class: deoil, defat, dewax, burnish, anti- rust and depainting, etc used in Integrated circuit profession and so on hard disk line, Requested strictly to control the metallic ion and Tiny dust particle; and The artificial kidney function film liquid and the sea water desalination film liquid.

Packing:

In galvanized iron or plastic drums of 200kg(N.W.),1x20’’FCL: 16Mt/80Drums  
In plastic drums of 1000kg (N.W.),and plastic bottle of 4kg (N.W.),etc  
 
 
 
 
 
 

N-ethyl-2-pyrrolidone (NEP)

Molecular Formula – C6 H11 NO

Molecular Weight – 113.16

Product specifications –(Standards: Q/PGM003---2007)

Item	Industrial Class	Reagent Class
Purity（wt%）	≥99.50	≥99.80
Moisture（wt%）	≤0.3	≤0.1
Color（APHA）	≤50	≤30
GBL %	≤0.3	≤0.1
Amine（GC）%	≤0.3	≤0.1
Density g/ml	0.990-0.999	0.990-0.999
Refractivity N20d	1.4660-1.4670	1.4660-1.4670

Application:

This is one kind of strong polar organic solvent. Has the high chemical stability, the weak basicity, the high dissolving power, lowly steams characteristic and so on steam pressure and low coefficient of dielectrical loss. May serve as the highly effective selective solvent, the catalyst and the positive ion surface active agent.

1. Industry Class: Uses in to produce the pyrrolidone series product, the oil quality purifies, the gunpowder, the coating, the dye, the heat-resisting macromolecular weight polymerization resin as well as does the rubber degreasing, the light sends the anti- etching reagent to strip the medicinal preparation, the coating launches the medicinal preparation, epoxy side excises, the acetylene, the pyprolylene extract, the natural gas desulphurization, synthetic fiber spinning medium, pigment disperser and so on.

2. Reagent Class: Uses in the medicine, the agricultural chemicals intermediate and the everyday use cosmetics profession, as well as produces profession and so on high tech attachment value high lithiumbattery.

Characteristics:

The N- ethyl -2- pyrrolidone is high polar, the high chemically stable achromatic color transparent liquid. Its boiling point 82-83 (101.3Kpa), Refractivity N20d 1.4665, density 0.994. May is mutually soluble with the water and the common organic solvent by the free proportion.

Packing:

In galvanized iron or plastic drums of 200kg N.W.