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Rubber Antioxidant MB(MBI)
Chemical Name: 2-Mercaptobenzimidazole
Structure:
Molecular Formula: C7H6N2S
Molecular Weight: 105.16
CAS NO: 583-39-1
Specification:
Item | Powder | Oil Powder | Granular |
Appearance | White powder(granular) | ||
Initial M.P. ℃ ≥ | 290.0 | 290.0 | 290.0 |
Loss on drying % ≤ | 0.30 | 0.40 | 0.30 |
Ash % ≤ | 0.30 | 0.40 | 0.30 |
Residues on 150μm sieve, % ≤ | 0.10 | 0.10 | - |
Oil content, % | - | 1.0-2.0 | - |
Granule Diameter, mm | - | - | 2.50 |
Properties: White powder. No smell but taste biller. The density is 1.42. Soluble in alcohol, acetone, ethyl acetate, slightly soluble in petroleum ether, CH2CI2, insoluble in CCI4, benzene and water. Good stabilization storage ability. As second anti-de9radant without poison
Application: A non-staining secondary antioxidant for natural rubber, CR, SBR, NBR and EPR etc. Especially effective against heat oxidation in combination with amine
Package: 25kg 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. The validity is 2 year.
