Silane coupling agent

• Category :

  Catalyst and Auxiliary/Plastic Auxiliary Agent

• Synonyms :

  Bis[γ-(triethoxysilyl)propyl]tetrasulfide;Bis-[γ-(triethoxysilyl)-propyl]-tetrasulfide;Silane Coupling Agent Si-69; Silane Coupling Agent A-1289;Bis-(γ-triethoxysilylpropyl)-tetrasulfide;Bis-[γ-(triethoxysilylpropyl)]-tetrasulfide;Silane Coupling Agent KH-858;Coupling Agent-Si-69;BHCOUP-Si-69;Bis[γ-(triethoxysilyl-propyl]-tetrasulfide;Bis[3-(triethoxysilyl)propyl]tetrasulfide;4,4,15,15-tetraethoxy-3,16-dioxa-8,9,10,11-tetrathia-4,15-disilaoctadecane;Bis(3-triethoxysilylpropyl)tetrasulfide;Bis-[3-(triethoxysilylpropyl)]-tetrasulfide;

• CAS NO :

  40372-72-3

• EC NO :

  254-896-5

• Molecular Formula :

  C₁₈H₄₂O₆S₄Si₂

• Molecular Weight :

  538.9535

• Main Specifications :

• InChI :

  InChI=1/C18H42O6S4Si2/c1-7-19-29(20-8-2,21-9-3)17-13-15-25-27-28-26-16-14-18-30(22-10-4,23-11-5)24-12-6/h7-18H2,1-6H3

• Product description :

  Chemical Name: Bis[γ-(triethoxysilyl)propyl]tetrasulfide (Molecular Formula(C2H5O)3Si(CH2)3-S4(CH2)3Si(OC2H5)3)

  Molecular Formula:

  

  CAS number: 40372-72-3

  Applications:
  A multifunctional Silane coupling agent in rubber and plastic industry, can greatly improve physical and mechanical properties, tensile strength, tear strength, abrasion resistance of rubber, and lower the permanent deformation and viscosity of rubber materials, and improve processing performance. It is suitable for the rubber vulcanization system taking white carbon black or silicate as the reinforcing agent, usable fillers include silica, talc, clay, mica, clay, etc., and suitable polymers include NR, IR, SBR, BR, NBR, EPDM etc.

  Packing:
  5L, 20L, 200L plastic drum/metal pail or 1000L IBC drum (or following your demands).

  Storage:
  sealed tightly, kept in cool, dry and ventilating place, far away from fire and heat.

  Properties: Yellow Transparent liquid

  Quality index:

  Item	Index
  Appearance	Yellow Transparent liquid
  Density (20℃), g/cm3	1.080~1.090
  Flash point ℃	≥100
  Total sulfur %	22.7±0.8
  Impurities %	≤4.0

• Molecular Structure :