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Vulcanization accelerator NS(TBBS)

Chemical name: N-tertiary butyl-2-benzothiazole sulfenamide
Molecular formula : C11H14N2S2
Structure Formula : 

CAS NO: 95-31-8 
Quality standard(GB/T21840-2008) 
Index name Top grade First grade Qualified product
Appearance milky white or light yellow powder
Initial Melting point, ℃≥ 106 104 103
Loss on heat, % ≤ 0.30 0.40 0.50
Ash, % ≤ 0.30 0.40 0.50
Residue on screen (149um),% ≤ 0.10 0.10 0.10
Insoluble matter in methanol, % ≤ 1.0 1.5 1.5
Properties: milky white or light yellow powder, Density 1.26-1.32 
Application: Vulcanization accelerator for the production of tyre and other rubber products.
Package: plastic woven bag or paper-plastic laminated bag, 25kg/bag.




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