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促進劑TDEC
橡膠促進劑TDEC Rubber Accelerator TDEC
Chemical Name  二乙基二硫代氨基甲酸碲Tellurium Diethyl Dithiocarbamate 0Molecular Structure
 
Molecular Formula   C20H40N4S8 Te
Molecular Weight   721
CAS#   20941-65-5

Specifications

Item

Specifications

Appearance

Light-orange to yellow powder

Melting Point, Initial            ()Min.

100.0

Heat Loss                (%)Max.

0.5

Tellurium Content                (%)

16.519.0

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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