CHEMICAL AVENUE SDN. BHD.!

Rubber Accelerator NOBS(MBS)

Identification:

Chemical Name: N-Oxydiethylene-2-benzothiazole sulfonamide

Synonym: 2-(4-Morpholinothio)-benzothiazole; 2-benzothiazolylsufenylmorpholine; Rubber Accelerator NOBS; Rubber Accelerator MBS

CAS NO.: 102-77-2
Structural Formula:

1.jpg

Molecular Formula: C11H12N2S2O
 

Properties: Light yellow or orange crystal (granule). No poison with a little odor of ammonia. The density is 1.34-1.40. Soluble in benzene, acetone. chloroform, insoluble in water, acid, and alkali with lower concentration.


Specifications:

Item

Crystal

Granule

Appearance

Light   yellow or orange crystal (granule)

Initial   M.P. ℃ ≥

80.0

80.0

Loss   on drying % ≤

0.30

0.30

Ash   % ≤

0.30

0.30

Granule   Diameter mm

\

1.50

 

Application: An excellent delayed accelerator. The performance is similar as CZ with better scorch safety Widely used in NR, IR, SBR, NBR and EPDM. Can be used alone or with other vulcanization accelerators such as thiurams, guanidines and dithiocarbamates to improve the activity. Mainly used in manufacture of tires, shoes and belts.

 

Packing Storage:

25kg plastic woven bag. paper with plastic film bag, kraft paper bag, or jumbo bag.
Stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 8 months.