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Rubber Antioxidant MBZ
Identification:
Chemical Name: Zinc salt of 2-mercaptobenzimidazole
Synonym: Zinc di(benzimidazol-2-yl) disulphide; Zinc mercaptobenzimidazole; Antioxidant zmb
CAS NO.: 3030-80-6
Structural Formula:
Molecular Formula: C14H10N4S2Zn
Properties: White powder. No smell but taste bitter. Soluble in acetone, alcohol, insoluble in benzene gasoline and water.
Specifications:
Item | Powder | Oiled powder |
Appearance | White powder | |
Initial M.P. ℃ ≥ | 240.0 | 240.0 |
Loss on drying % ≤ | 1.50 | 1.50 |
Zinc content % | 18.0-20.0 | 18.0-20.0 |
Residue on 150μm sieve % ≤ | 0.50 | 0.50 |
Application: A non-staining secondary antioxidant for NR, CR, EPR, SBR, NBR, etc. Especially effective against heat oxidation in combination with amine. Could be used alone or combined with the anti-degradants, such as DNR or AP. It has similar performances to Antioxidant MB, but it improve the shortcoming of Antioxidant MB.
Packing Storage:
25kg plastic woven bag, paper with plastic film bag, kraft paper bag.
Stored in the dry and cooling place with good ventilation, avoiding exposure of the packaged product to direct sunlight. The validity is 2 years.