RUBBER ACCELERATOR MBTS(DM) Chemical Name:Dibenzothiazole disulfide Molecular Formula:C14H8N2S4 CAS NO:120-78-5 Specification: Appearance Gray-white or light yellow powder Initial M.P. oC≥ 165.0 heating loss %≤ 0.30 Ash%≤ 0.30 Residues on sieve(150μm), % ≤ 0.10 Properties: a little bitter, no poison. The density is 1.45-1.54, m.p.: 166oC. Soluble in chloroform, partly soluble in benzene, ethanol, CCl4, insoluble in gasoline, water and ethyl acetate. Good storage stability. Application:MBTS has medium curing rate in NR and SR; suitable for most general rubbers; Used as plasticizer and delay agent in chloroprene rubber. It is usually used together with secondary accelerator in the synthesis of polymers; has better scorch safety than MBT. Packing:20kg in kraft paper bag with PE bag inside,or as customer’s request. Storage:The product should be storaged in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years. Notes: the products could be oil coated powder,granular as per customer’s request.
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