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Antioxidant MB（MBI）

Series: Rubber antioxidant

Chemical name: 2-mercaptan benzimidazole

CAS NO: 583-39-1

EINECS: 209-502-6

Product Form: White powder (granule)

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DETAILS

Chemical Name: 2-Mercaptobenzimidazole
structure:

Molecular Formula: C₇H₆N₂S
Molecular Weight: 105.16
CAS NO: 583-39-1
Specification:

Item	Powder	Oiled powder	Granule
Appearance	White powder(granule)
Initial M.P. ℃ ≥	290.0	290.0	290.0
Loss on drying % ≤	0.30	0.50	0.30
Ash % ≤	0.30	0.30	0.30
Residue on 150μm sieve % ≤	0.10	0.10
Residue on 63μm sieve % ≤	0.50	0.50
Additive %		0.1-2.0
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

Packaging: 25k; plastic woven bag, paper with plastic film bag, kraft paper 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 years.