(3-Mercaptopropyl)trimethoxysilane
CAS No.:4420-74-0
Product Grade: Industrial Grade
Purity / Assay: ≥98%
Molecular Formula:C₆H₁₆O₃SSi
Molecular Weight:196.34
Synonym(s):MPTMS, KH-590, Silquest A-189
(3-Mercaptopropyl)trimethoxysilane is a sulfur-containing organosilane coupling agent. The mercapto group provides unique reactivity for sulfur-vulcanized rubber systems, while the methoxy groups bond to inorganic fillers. It is essential for high-performance rubber and tire manufacturing.
• Coupling agent in silica-reinforced rubber compounds for improved filler dispersion
• Incorporated into tire manufacturing to enhance wear resistance and rolling efficiency
• Surface modifier for metal oxides and fillers in polymer composites
• Used in adhesion promoters for coatings, sealants and adhesives
• Applied in the production of high-performance industrial rubber goods
200kg/drum, 25kg/drum
CAS No.: 4420-74-0
Product Name: (3-Mercaptopropyl)trimethoxysilane
Purity / Assay:≥98%
Molecular Formula:C₆H₁₆O₃SSi
Molecular Weight:196.34
EINECS No.:224-588-5
Synonym(s):MPTMS, KH-590, Silquest A-189
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