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Chemical Information Overview  |  Chemical Product  |  Chemical Raw Material  |  Chemical Company
Si-69 Silane coupling agent
Bis- (3-¥ã-triethoxysilane silicon propyl)tetrasulfide
Product Name Si-69 Silane coupling agent£¯Bis- (3-¥ã-triethoxysilane silicon propyl)tetrasulfide

Molecular Formula C18H42O6S4Si2
Molecular Weight 538.94
Molecular Structure
CAS 40372-72-3
Overseas corresponding trademark Si-69£¨Evonik Degussa), Y- 6194£¨UnionCarbide£©

Product Description
Specifications ¡Ã99%
Appearance Light yellow to reddish brown liquid
Viscosity ¡Â16£¨25¡É£¯CPS£©
Flash point ¡Ã130¡É
Refractive index £¾1.480£¨25¡É£©
Density 1.080-1.100g/cm3£¨¥ñ25¡É£©
Sulphur content ¡Ã22%
Heating loss ¡Â2%£¨105¡É£©
Average sulfur chain length 3.6-3.9

Application This product is multi-purpose rubber plastic silane coupler, the rubber physical and mechanical properties improved, reducing rubber viscosity, improving processing performance. Its application, including silica, talc, clay, mica, clay and so on, including NR, IR, SBR, BR, NBR, EPDM and so on in the application of polymers.

Packaging¡¢storage
and transportation 25KG models the barrel, 200KG models the barrel or the basis customer request.
Sealed store in a cool, dry and ventilated palce, moisture-proof, waterproof, away from fire and heat.
Product Name Si-69 Silane coupling agent£¯Bis- (3-¥ã-triethoxysilane silicon propyl)tetrasulfide

Molecular Formula C18H42O6S4Si2
Molecular Weight 538.94
Molecular Structure
CAS 40372-72-3
Overseas corresponding trademark Si-69£¨Evonik Degussa), Y- 6194£¨UnionCarbide£©

Product Description
Specifications ¡Ã99%
Appearance Light yellow to reddish brown liquid
Viscosity ¡Â16£¨25¡É£¯CPS£©
Flash point ¡Ã130¡É
Refractive index £¾1.480£¨25¡É£©
Density 1.080-1.100g/cm3£¨¥ñ25¡É£©
Sulphur content ¡Ã22%
Heating loss ¡Â2%£¨105¡É£©
Average sulfur chain length 3.6-3.9

Application This product is multi-purpose rubber plastic silane coupler, the rubber physical and mechanical properties improved, reducing rubber viscosity, improving processing performance. Its application, including silica, talc, clay, mica, clay and so on, including NR, IR, SBR, BR, NBR, EPDM and so on in the application of polymers.

Packaging¡¢storage
and transportation 25KG models the barrel, 200KG models the barrel or the basis customer request.
Sealed store in a cool, dry and ventilated palce, moisture-proof, waterproof, away from fire and heat.
Industrial field dye & pigment, pharmaceutical
UNICOM CHEMICAI LIMITED (U.K)
Phone 8641185869797
Fax 8641185869796
Homepage www.unicomchem.com
E-mail unicom@unicomchem.com
Address No 263 Huanghe Rd£®Dalian China
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