Si-69

• Post Date:

  Nov 27,2014

• Expiry Date:

  Dec 27,2014

• Detailed Description:

  Cas No. :40372-72-3 Specs:Transparent and yellowish liquid.
  Payment Method: L/C,T/T,D/P
  1.Chemical Name: Bis-(triethoxy-silyl-propyl)-tetrasulfide
  2.CAS No.: 40372-72-3
  3.Molecular Structure: (C2H5O)3Si(CH2)3-S4-(CH2)3Si(OC2H5)3
  4.Molecular Weight: 539
  5.Physical &Chemical Properties:
  This liquid is of yellowish or brown transparent, soluble into many kinds of solvents, for example,ethanol,acetone,benzene, toluene, halo-hydrocarbon, non-dissolved with water.
  6.Technical Index:
  Sulfur Content: 22+/-1%
  Gravity(25℃): 1.08-1.1
  Viscosity(γ25℃): <16
  Flashing Point(℃): >100
  Refractive Index(ND)：>1.48
  7.Usage:
  Si-69 is a multi-functional slane coupling agent in rubber industry, which has been successfully used in radial tire and the equivalent products. It can improve rubbers physical and mechanical properties.Tensile strength,tearing strength, wear-resisting etc have all been obviously enhanced. It also reduces rubber viscosity, the characteristics of formation heat and promotes processing property.
  8.Package:
  Packed in plastic drum, each 25kg, 200kg or 1000kg net, subject to buyer’s instruction.
  
  

• CAS Registry Number:

  40372-72-3

• 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;

• Molecular Formula:

  C₁₈H₄₂O₆S₄Si₂

• Molecular Weight:

  538.9535

• Molecular Structure:

  

• Company:

  Rizhao Lanxing Chemical Industry Co., Ltd.     [ China ]        

• Contact:

  Mr.Shen Ms.Zhao

• Tel:

  0633-2616708

• Fax:

  0633-2616883

• Email:

  rzlanxing@chemnet.com