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Vulcanization accelerator DM (MBTS)

Chemical name: 2'-Dibenzothiazole Disulfide 
Molecular formula : C14H8N2S4 
Structure Formula : 

CAS NO: 120-78-5 
Quality standard (GB/T11408-2013) 
Item
Top-grade
First grade
Qualified product
Appearance
white or yellowish powder, granular
Initial Melting point, ℃≥
170.0
166.0
162.0
Loss on heat, % ≤
0.30
0.40
0.50
Ash, % ≤
0.30
0.50
0.70
Residue on screen(149um), % ≤
0.0
0.1
0.1
(note: Residue on screen only for powder ) 
Properties: white or light yellow powder with slight bitter taste, Density 1.45-1.54, soluble in chloroform, partly soluble in benzene, ethanol, carbon tetrachloride, insoluble in gasoline, water and ethyl ethanol, and stable under storing conditions.
Application: used in tyre, rubber pipe, rubber shoes, rubber tape. 
Package: plastic woven bag or paper-plastic laminated bag, 20kg/bag.




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