Linkwell Rubber Chemicals (Hebi) Co., Ltd.

Antidegradants

• Category :

  Catalyst and Auxiliary/Rubber Auxiliary Agent

• Synonyms :

  mmbi;1,3-dihydro-4(or5)-methyl-2h-benzimidazole-2-thion;1,3-dihydro-4(or5)-methyl-2h-benzimidazole-2-thione;2-mercapto-4(or5)-methylbenzimidazole;4(or5)-methyl-2-mercaptobenzimidazole;methylmercaptobenzimidazole;nocracmmb;vulkanoxmb2;1h-benzo[d]imidazole-2-thiol;2-mercaptotoluimidazole;vanox mti;timtec-bb sbb004069;(4,5)-methyl-2-mercapto benzimidazole;4-methyl-2-benzimidazolethiol;2h-benzimidazole-2-thione, 1,3-dihydro-4(or 5)-methyl-;1,3-dihydro-4(oder-5)-methyl-2h-benzimidazol-2-thion;2-mercapto-4(5)-methyl-2h-benzimidazole;1-methyl-1,3-dihydro-2H-benzimidazole-2-thione;4-methyl-1,3-dihydro-2H-benzimidazole-2-thione;Antioxidant MMB;ANTIOXIDANT MMBI;MMB;

• CAS NO :

  53988-10-6

• EC NO :

  258-904-8

• Molecular Formula :

  C₈H₈N₂S

• Molecular Weight :

  164.2275

• Main Specifications :

• InChI :

  InChI=1/C8H8N2S/c1-5-3-2-4-6-7(5)10-8(11)9-6/h2-4H,1H3,(H2,9,10,11)

• Product description :

  Chemical Name:2-Mercaptomethylbenzimidazole
  
  Molecular Formula:C₆H₈N₂S
  
  Structural Formula:
  
  Molecular Weight:164.22
  
  CAS RN:53988-10-6
  
  Specification:

  Item	Powder	Oiled powder
  Appearance (visual inspection)	Gray-white powder(granule)
  Initial M.P. οC ≥	270.0	270.0
  heating loss % ≤	0.50	0.50
  Ash % ≤	0.50	0.50
  Residues on sieve 150μm % ≤	0.10	0.10
  Residues on sieve 63 μm % ≤	0.50	0.50
  Additive %	\	1.0-2.0

  
  Properties:Gray-white powder. No smell but taste bitter. The density is 1.33. Soluble in alcohol, acetone, ethyl acetate, slightly soluble in petroleum ether, CH₂Cl₂,  insoluble in CCL₄, benzene and water. Good stabilization storage ability. As second anti-degradant without poison.
  
  Application:It can be used for natural and synthetic rubbers; when it is used for non sulfur curing system, it can achieve good heat resistance; also used as vulcanizing accelerator for chloroprene rubber and as size heat sensitizing agent for size. It can not only be used for white or light-colored products, but also all rubber products; should not be used for food processing.
  
  Packing: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. The validity is 2 year.
  
  Remark:Super-fine powder can be produced upon clients' demands.

• Molecular Structure :