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Rubber Accelerator NOBS(MBS)

 

Chemical Name	N-Oxydienthylene-2-benzothiazole sulfenamide(NOBS,MBS)
Molecular Formula	C11H12N2S2O
Molecular Weight	252.35
CAS NO.:.	102-77-2
Chemical Structure

Specification: 

ITEMS	Top grade	FiTop graderst grade
Appearance	Light yellow powder
Initial melting point:°C≥	80.0	78.0
Heating Loss:%≤	0.50	0.50
Ash %≤	0.30	0.40

Properties:

Light yellow brownish powder, grain. Bitter taste,

Specific gravity:

1.34-1.40, soluble in benzene, acetone, methyl alcohol; insoluble in water.

Application:

An excellent delayed accelerator. The performance is similar to that of CZ displaying better scorch safety. Widely apply in NR, IR, SBR, NBR and EPDM. Apply alone or with those vulcanization accelerators such as thiurams, guanidines and dithiocarbamates to improve the activity, mainly use in manufacture of tires, shoes and belts, non-blooming. Not recommended to apply in beverage and food containers because of the bitterness of the product after vulcanization.

Package:

25kg N.W./bag, in plastic fabric laminated kraft bags lined with plastic bags.

Storage:

Keep container tightly closed in a cool, well-ventilated place.