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Product Name MMBZ (ZMTI)
Chemical Name Zinc 2-Mercaptomethyl benzimidazole
Molecular Formula MMBZ (ZMMBI, ZMTI)
CAS No. 61617-00-3
Molecular Weight 391.80
Item Standards
Product Form Powder
Appearance Off-white
Initial Melting Point ℃ (≥) 270.0
Loss on Drying % (≤) 1.5
Zinc Content % 15.0-22.0
Residue on 63μm Sieve % (≤)


Residue on 150μm Sieve % (≤) 0.1

◆ UHOO MMBZ is one of the non-polluting antioxidant, similar performance with MBZ, used for NR, SBR, BR, NBR, etc. Heat aging resistance effect of UHOO MMBZ is obvious, and it has the synergistic effect with amine, and phenolic antioxidant, to improve the heat aging resistance.

◆ UHOO MMBZ can be used for NBR. When used together with MBT, MBTS, UHOO MMBZ has the role of suppressing the accelerated aging effect of harmful metal. Usually UHOO MMBZ is used for transparent rubber products, light and bright color rubber products.

Kraft paper bag 20 kg
Validity 24 months
Package color code

Hebi UHOO New Materials CO., LTD.
Non - tire rubber additives professional manufacturer

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