(MBT) 2-Mercaptobenzothiazole

Used as an acid accelerator currently and a medium fast primary accelerator

2-Mercaptobenzothiazole

 ( MBT )

 

Molecular Formula: C7H5NS2

Molecular Weight:167.26

CAS No: 149-30-4

 

EINECS : 205-736-8

 

Appearance: yellow powder

 

Purity: 98%

 

Properties: It is yellow powder with little osmyl and taste bitter. The density is1.42-1.52.Soluble in ethyl acetate , acetone, solution of NaOH and Na2C03, unsoluble in benzene, water and gasoline. Good storage stability. Lower explosion limit is 21g/m3.

Specification :

Item	Top Grade	First Grade	Qualified Grade
Appearance (Visual inspection)	yellow powder
Initial M.P., oC ≥	173.0	171.0	170.0
Loss on drying % ≤	0.30	0.40	0.50
Ash%,≤	0.30	0.30	0.30
Residues on (150μm) % ≤	0.00	0.10	0.10

Applications: Used as an acid accelerator currently and a medium fast primary accelerator. Imparts excellent aging properties when used both alone and in combination with DM, TMTD and many other basic accelerators for higher activity. Its accelerative temperature is low and easily be dispersed with lower pollution. Mainly used in the manufacture of tires, tubes, foot wear, rubber belts and hoses etc. Packaging: 20kg plastic woven bag, paper with plastic film bag, kraft paper bag or jumbo bag Storage: The product should be stored in the dry and cooling place with good ventilation, avoiding exposure of  the packaged product to direct sunlight.

(MBT) 2-Mercaptobenzothiazole