Rubber Accelerator MBTS

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.