HOME > PRODUCTS > Performance Chemicals

Performance Chemicals

Antioxidant MMBI

Antioxidant MMBI

Technical Name: 2-Mercapto-4 (or 5)-methyl benzimidazole

CAS No. 53988-10-6

Formula : C8H8N2S

Molecular Weight: 164.22

AppearanceOff-white powder
Assay °C98.0 min
Loss on drying %0.50 max
Ash %0.50 max
Residues on 63μm sieve %0.50 max
Residues on150μm sieve %0.10 max

Application: MMB is used for NR and SR. It has a synergistic effect with other antioxidants. can get good heat resistance. MMB can also be used as vulcanization accelerator and rubber heat agent for CR.


MMB is easy to disperse in the rubber, but the solubility is not big, not discoloring in the sunlight, slight pollution, can not only be used for white and light-colored products, but also be used for rubber wire and cable, conveyor belt, tape, rubber shoes etc, but not suitable for food contact rubber products.


Packaging: 20kg 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. The validity is 1 year.