rubber accelerator DPTU/CA

Accelerator DPTU(CA) Chemical Name N-N'-diphenyl thiourea Molecular Formula C13H12N2S Molecular Weight 228.31 Gravity 1.32 CAS NO.102-08-9 Specification Powder Oil-coated Powder Granul Grayish White Initial M.P. ℃≥ 147.0 147.0 147.0 Loss on Drying %≤ 0.40 0.40 0.40 Ash %≤ 0.30 0.30 0.30 Residues(150μm) % ≤ 0.10 0.10 -- Oil Content % -- 1.0-2.0 -- Properties Flammable, low toxicity and bitter. Easily soluble in ethanol, ether, totally insoluble in water or carbon disulfide. Dissolve in alkaline solution, soluble in DMF, acetone, chloroform, benzene. Uses This product is a fast vulcanizing accelerator, for which zinc oxide is required. Vulcanized product is tough, tensile strength and bending fatigue resistance quality is good. Mainly used for natural rubber and CR products, also for curing bladder, curing bag, cable, shoes, tire, etc. Package 25kg/bag Storage Life 24 months