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Rubber Accelerator MBTS
Chemical
Name:Dibenzothiazole
disulfide
Molecular
Formula:C14H8N2S4
Molecular
Weight: 332.46
CAS
NO:120-78-5
EINECS NO.: 204-424-9
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.
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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