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Dibenzothiazole disulfide Accelerator (DM) CAS:120-78-5
Chemical Name: Dibenzothiazole disulfide
Molecular Formula: C14H8N2S4
structure:
Molecular Weight:332.44
CAS NO. : 120-78-5
Properties: white or light yellow powder (granule) with a little bitter, no poison. The density is 1.50, Melting point above 170℃,slightly soluble in benzene, chloroform and ethanol, is not soluble in water petrol. And ethyl acetate. Good storage stability.
Application: Given flat, moderately fast cures in NR and SR. Also used in a wide range of general purpose rubber. Non-staining and non-discolouring in "white" socks; used as a plasticizer and retarder in polychloroethylene rubber. Secondary acceleration is usually required for synthetic polymers. Better scorch safety than MBT.
Item |
Index |
Appearance(Visual inspection) |
White or light yellow powder, granular |
Initial M.P, oC ≥ |
164.0 |
Loss on drying, % ≤ |
0.40 |
Ash, % ≤ |
0.50 |
Residues on 150μm sieve,% ≤ |
0.10 |
Purity,% ≥ |
95.0 |
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