Rubber accelerator DPTT (TRA)

　　Chemical name: hexasulfide (or tetrasulfide) bispentamethylene thiuram

　　CAS: 120-54-7

　　Molecular formula: C12H20N2Sn (n=4 or 6)

　　Molecular weight: 385-448.77

　　Latex grade first-class qualified products

　　Appearance (visual inspection): light yellow powder

　　Initial melting point, ℃, ≥105.0105.0105.0

　　Heating loss, %, ≤0.300.300.30

　　Ash, %, ≤0.500.500.50

　　Sieve residue (150μm), %, ≤0.100.100.10

　　Sieve residue (63μm), %, ≤0.500.50—

　　Additives, %, ≤—1.0-2.00.5-1.5

　　Properties: Gray-yellow powder, odorless, non-toxic, soluble in chloroform, benzene, acetone, carbon disulfide, slightly soluble in gasoline and carbon tetrachloride, insoluble in water and dilute alkali.

　　Uses: This product is an overspeed accelerator, used in natural rubber, synthetic rubber, EPDM, chlorosulfonated polyethylene and other rubbers. This product can also be used in latex; it can also be used as a vulcanizing agent.

　　Packing: composite paper bag, lined with plastic film bag, net weight 25 kg