Chemical Name Zinc dibenzyl dithiocarbamate Molecular Structure Molecular Formula C30H28S4ZnN2 Molecular Weight 610 CAS# 14726-36-4 Specifications Q/KS032-2003 Item Specifications Appearance White to light cream powder Assay (%)Min. 96.5 Initial Melting Point (℃) Min. 178 Heat Loss (%)Max. 0.5 Zinc Content (%) 10.0 ～12.0 Residue on 150μm Sieve (%)Max. 0.1 Residue on 63μm Sieve (%)Max. 0.5 Properties Relative density is 1.14. melting point is above 178℃. Soluble in alchohol, benzene, chloromethane, insoluble in water. Storage is stable. Applications A overspead accelerator for natural and synthetic rubber and latex. Curing active temperature is low. It can substitute for ZDBC、ZDEC、PZ, ect.. Operating safety is much better. Specially , it will not produce cancer-causing nitrosamize during the rubber manufacturing process , and it can be used as excellent activator to kinds of thiazole. Appropriate matching quantity of Zine oxide and sulfur when using , and aliphatic acid is not necessary .it can be added directly into rubber mass and also can be added into latex as component part. ZBEC is regulated for use in articles in contact with food as specified under FDA 21 CFR 175.105,177.2600 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.
Chemical Name Tetramethyl Thiuram Disulfide Molecular Structure Molecular Formula C6H12N2S4 Molecular Weight 240.41 CAS No. 137-26-8 Specifications Q/KES018-2007 Item Specifications 1st grade Appearance White or light yellow powder Initial Melting Point (℃)Min. 140 Heat Loss (%)Max. 0.3 Ash (%)Max. 0.3 Residue on 150μm Sieve (%)Max. 0.1 Properties Density :1.31~1.34g/cm3 ,Soluble in benzene, acetone, chloroform, a little soluble in alcohol, insoluble in water. Applications Suitable for natural and synthetic rubber and latex, being a good secondary accelerator of kinds of thiazole, it is used with other accelerators to the continuous vulcanization. TMTD 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 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.
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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