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Pre-Dispersed Polymer Bound Accelerator DPG-80

Pre-Dispersed Polymer Bound Accelerator DPG-80 is a secondary accelerator of diene rubbers, especially suit for tyres and anti-vibration articles, which can improve the mechanical behavior of products.

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Pre-Dispersed Polymer Bound Accelerator DPTT-70

Pre-Dispersed Polymer Bound Accelerator DPTT-70 is a fast curing accelerator for natural and synthetic rubbers ,with the fastest curing speed among thiuram, acts as an secondary accelerator combined with MBTS for CSM compounds, which can also as a curing agent.

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Rhenogran CBS-80

Rhenogran CBS-80 is an accelerator for the vulcanization of natural and synthetic rubber. The curing accelerator Rhenogran CBS-80 provides a considerably long scorch time, great processing safety and a fast full cure. Rhenogran CBS-80 is used as a sole accelerator for the low-sulfur vulcanization or in combination with dithiocarbamate or thiuram accelerators.

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Rubber Accelerator DPG(D) Technical

Chemical Name Dephenyl Guanidine (D)

 Molecular Structure

 Molecular Formula  C13H13N3

Molecular Weight   211

CAS No. 102-06-7

Specifications HG/T 2342-2010

 Item

Specifications

                  1st grade

Appearance

White or grey white powder or granular

Initial Melting Point    (℃)Min.

145.0

Assay                 (%)Min.

97.0

Heat Loss             (%)Max.

0.3

Ash                   (%)Max.

0.3

 Residue on 150μm Sieve    (%)Max.

0.1

Residue on 63μm Sieve     (%)Max

0.5

 

Properties Relative density is 1.12~1.20g/cm3, soluble in alcohol, acetone and benzene, slightly soluble in carbon tetrachloride. It is stable in open air.

Applications It acts as middle-speed accelerator, suitable for natural and synthetic rubber, and also can be used as activator for kinds of thiazole, thiuram and sulfenamide. It acts as plasticizer and plastic-divider on chloroprene rubber, especially suitable for rubber products such as tire, rubber shoes, and so on. DPG is regulated for use in articles in contact with food as specified under FDA 21 CFR177.2600 and under BgVV XXI, Categories 3-4.

Storage Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

Packing 20kg net paper bags lined with polyethylene film bags.

 

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Rubber Accelerator DPTT(TRA) Industrial Grade

Chemical Name:  Dipentamethylene thiuram tetrasulfide

Molecular Structure

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

Molecular Weight  385-448.77

CAS No.  120-54-7

Specifications  Q/KS117-2007

Items

Specifications

Appearance

light yellow powder

Initial Melting Point       ℃ Min.

107.0

Heat Loss               % Max.

0.50

Ash                     % Max

Ash

0.50

Residue on 150μm Sieve  %max.

 

0.10

Residue on 63μm Sieve    %max.

 

0.50

                  

 

                  Description  Light yellow powder,non-toxic and indorous. Soluble in chloroform, benzene, acetone, carbon
                             disulfide, a little soluble in gasolind and carbon tetrachloride, insoluble in water and dilute alkali.

                  Applications  It is used as the rubber accelerator of natural rubber, styrene-butadiene rubber,
                              acryloxitrile-butadiene rubber, etc..It is also used in latex. DTPP is regulated for use in articles
                              in contact with food as specified under FDA 21 CFR175.105, 175.300, 177.1210 and under
                              BgVV XXI, Categories 1-4 and "Sonderkategorie".

 

                  Storage Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

                  Packing In 25kg paper bags with plastic inner..

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Rubber Accelerator MBT(M) Industrial Grade

Chemical Name  2-Mercaptobenzothiazole

Molecular Structure  

Molecular Formula  C7H5NS2

Molecular Weight  167.26

CAS No. 149-30-4

Specifications  GB/T 11407-2003

 Item

 Specifications

1st grade

Appearance

Light yellow or grey white powder

Initial Melting Point    (℃) Min.

170.0

Heat Loss          (%)Max.

0.50

Ash                    (%)Max.

0.30

Residue on 150μm Sieve     (%)Max.

0.1

 

Properties Relative density: 1.42-1.52g/cm3,Insoluble in water and gasoline, slight soluble in benzene, easy to soluble in ethyl acetate and acetone, soluble in dichloromethane, ethyl ether and chloroform and in the solution of alkali carbonate.

Applications A universal rubber accelerator, mainly is used in tyres, rubber shoes and other rubber articles. It is not used in rubber bags for food because of its bitterness. MBT is regulated for use in articles in contact with food as specified under FDA 21 CFR177.2600, 175.105, 176.300 and under BgVV XXI, Categories 1-4 and "Sonderkategorie".

Storage Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

Packing  25kg net paper bags lined with polyethylene film bags.

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Rubber Accelerator TDEC(TEL) Industrial Grade

Chemical Name  Tellurium Diethyl Dithiocarbamate

Molecular Structure

 

Molecular Formula   C20H40N4S8 Te

Molecular Weight   721

CAS#   20941-65-5

Specifications  Q/KS032-2003

Item

Specifications

Appearance

          Light-orange to yellow powder

Melting Point, Initial         (℃)Min.

108.0

Heat Loss                (%)Max.

0.5

Tellurium Content              (%)

16.5~19.0

Residue on 150μm Sieve (%)Max.

0.10

 Residue on 63μm Sieve   (%)Max.

 

0.50

 

Properties  Density(on 20℃) is 1.48 g/cm3. The loosen density is approx 0.32~0.36 g/cm3. Soluble in chloroform, benzene, and carbon disulfide, slightly soluble in alcohol and gasoline, insoluble in water.

Applications  As a kind of super accelerator used to natural rubber, styrene-butadiene rubber. Commonly, using with some other kind of accelerators such as benzothiazole, sulfenamide. A fast velocity at vulcanizing temperature can be obtained, and intensile can be increased. Suitable for making inner tube of tires, soft tube, isolating layer of wire and cable, etc.. Don’t use for manufacturing the products contacting with foods. TDEC is regulated for use in articles in contact with food as specified under BgVV XXI, Category 4.  

Storage Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

Packing  25kg net paper bags lined with polyethylene film bags.

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Rubber Accelerator ZDEC(EZ) Industrial Grade

Chemical Name  Zinc Diethyl Dithiocarbamate

Molecular Structur

Molecular Formula  C10H20N2S4Zn

Molecular Weight  362

CAS No.  14324-55-1

Specifications  Q/KS055-2003

Items

 Specifications

Appearance

White powder

Initial Melting Point                (℃)Min.

174.0

Heat Loss                      (%)Max.

0.50

Zinc Content                    (%)

17.0~19.0

Residue on 150μm Sieve   (%)Max.

 

0.10

Residue on 63μm Sieve     (%)Max.

 

0.50

Zinc Salt Soluble in Water      (%)Max.

 

0.02

 

Properties  soluble in 1% NaOH solution, carbon disulfide, bezene, chloroform, insoluble in gasoline.

Applications A fast curing accelerator for NR, synthetic rubber and latex, especially suitable for butyl rubber and EPDM rubber and latex. non-toxic, inodorous, it can be used as white or color and transparent rubber manufactures. ZDEC is regulated for use in articles in contact with food as specified under FDA 21 CFR175.105, 177.2600 and under BgVV XXI, Categories 1-4 and "Sonderkategorie".

Storage Store closed containers in a cool, dry, well-ventilated area. Avoid exposure to direct sunlight.

Packing  25kg net paper bags lined with polyethylene film bags..

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