3-chloropropyltriethoxysilane(CAS No: 5089-70-3) supplier
 
Hydrochloric Acid
Propylene
chloropropene
Gamma-chloropropyl-trichloro-silane
Gamma-chloropropyl-triethoxy-silane / CPTEO
Gamma-chloropropyl-trimethoxy-silane / CPTMO
Isobutyl-triethoxy-silane
Si-69
Si-75
 
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Si-69
40372-72-3
Product Name:
Si-69
      CAS No:

40372-72-3

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Product Introduction

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(γ 25℃):<16
Flashing Point(℃)0:>100
Refractive Index(ND25):>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 rubber’s 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.

 


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