天津antioxidant MB

Chemical name: 2-mercaptobenzimidazole

CAS: 583-39-1

Molecular formula: C 7 H 6 N 2 S

Molecular weight: 150.2

Excellent products, first-class products, qualified products

Appearance (visual inspection): Light yellow or gray white powder

Initial melting point ℃, ≥ 295.0 290.0 285.0

Heating reduction%, ≤ 0.30 0.50 0.50

Ash content%, ≤ 0.30 0.50 0.50

Sieve residue (150 μ m) ,%, ≤ 0.10 0.10-

Property: Light yellow or white powdery crystals with a bitter taste. Relative density 1.42 ± 0.02g/cm3, soluble in ethanol, acetone, and ethyl acetate, insoluble in petroleum ether, dichloromethane, insoluble in carbon tetrachloride, benzene, and water, non-toxic

Usage: Rubber antioxidant MB can effectively protect against copper damage and overcome the adverse effects caused by excessive sulfur. It has a delaying effect on accelerators M, DM, TMTD, etc., and has a synergistic effect with amine and phenolic antioxidants. This product does not change color and is commonly used in wires, cables, transparent light colored products, and as a heat stabilizer for polyethylene and polypropylene.

Packaging: Composite paper bag, lined with plastic film bag, net weight of 25 kilograms.