Rubber accelerator DPTT(TRA) Rubber accelerator DPTT Rubber auxiliary TRA Rubber additives DPTT(TRA)  Specification: Chemical Analysis: Product Name: Rubber Accelerator DPTT (TRA) Chemical Name: Dipentamethylenethiuram tetrasulfide CAS No.: 120-54-7 Molecular Formula C12H20N2S6 Molecular Weight: 320.7-352.7 Product Information: Specification Appearance (visual inspection): Yellow powder Assay Content %œ: 95.0 Initial M.P.£¤œ: 110 Loss on drying %›: 0.50 Ash content %: 0.50 Compacted bulk density (kg/m3): 380-420 Residues(150um) %: 0.50 Bulk density (kg/m3): 270-310 Oil Content% 1.0-2.0 Density at 20£¤  (g/cm3) 1.500 Typical Properties Yellow powder. No taste, no poison. Thespecific density is 1.5. Soluble in Chloroform, Benzene, Acetone, CS2, partly soluble in gasolineand CCl4, insoluble in water and alkali of lower concentration. Recommended Applications DPTT is an effective primary or secondary accelerator or sulfur donor for use in IIR, CSM, EPDM, NR, IR, SBR and CR.DPTT improves heatresistance and aging properties of vulcanizates. It is particularly suitable for light-colored stocks For rich sulfur content of 25%, it could beused as cure agent. In system of SBR and NBR, it would be used as the primary cure agent. No poison and no pollution. Easily dispersedin rubber system. Handling and Storage recommendations For detail information on toxicological properties and handling precautions, please refer to the MSDS. This information sheet can berequired from the supplier and should be consulted before handing this product. Usually the shelf time is 12 months while the recommend use of date is 6 months. Website:www.chengbang-china.com E-mail:sales@chengbang-china.com MSN:salesjean@hotmail.com Skype:jeanlinzz