RUBBER ANTI DEGRADANT MB(MBI)

Type:RUBBER ANTI DEGRADANT MB(MBI)
Molecular:C7H6N2S
CAS NO:583-39-1
Applications:Especially effective against heat oxidation in combination with amine.
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RUBBER ANTI DEGRADANT  MB(MBI)

Chemical Name:   2-Mercapto benzimidazole

Molecular Formula:   C7H6N2S

Molecular Weight:   150.19

CAS NO.:   583-39-1

Specifications:

Item Powder Oiled Powder
Appearance White powder
Assay,%≥ 96.0 95.0
Initial Melting Point℃≥ 290.0 290.0
Loss on Drying%≤ 0.40 0.40
Ash%≤ 0.40 0.40
Residue on 63μm Sieve,%≤ 0.50 0.50
Residue on 150μm Sieve,%≤ 0.10 0.10
Oil content,% —- 1.0~2.0
Physical property
Density at 20℃(kg/m³) 1420 1420
Bulk density(kg/m³) 400-450 400-450

Properties:  White powder.No smell but taste biller.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-degradant without poison.

Applications:  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.

Storage:  The product should be stored in the dry and cooling place with good ventilation,avoiding exposure of the packaged product to direct sunlight.Since the date of production,the storage period is 24 months.

Notes:  The product could be ultrafine powder based on customer accurate requirement.