Type: RUBBER ANTIOXIDANT MB (MBI)

Molecular: C7H6N2S

CAS NO: 583-39-1

Applications:

Especially effective against heat oxidation in combination with amine.

Type: RUBBER ANTIOXIDANT MB (MBI)

Chemical Name:   2-Mercapto benzimidazole

Molecular Formula:   C7H6N2S

Molecular Weight:   150.19

CAS NO: 583-39-1

Specification

Item Powder Oiled Powder
Appearance White powder
Assay, %≥ 96.0 95.0
Initial Melting Point℃≥ 290.0 290.0
Loss on Drying%≤ 0.40 0.40
Ash%≤ 0.40 0.40
Residue on 63μm Sieve, %≤ 0.50 0.50
Residue on 150μm Sieve, %≤ 0.10 0.10
Oil content, % ---- 1.0~2.0
Physical property  
Density at 20℃(kg/m³) 1420 1420
Bulk density(kg/m³) 400-450 400-450