RUBBER ACCELERATOR MBTS
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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