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    Contact:Allen Wang

  • Trimethoxysilylpropanethiol IOTA-590

    Trimethoxysilylpropanethiol IOTA-590

    Chemical Name: Trimethoxysilylpropanethiol

    Molecular formula: HS(CH2)3Si(OCH3)3

    Molecular structure:

    CAS NO.: 4420-74-0

    Typical Physical Properties:

    Physical Form

    Light yellow to Colorless clear liquid

    Colour, Pt-Co

    Max 25

    Specific Gravity at 20oC, g/cm3


    Refractive Index at 25oC


    Purity, %

    97.0% min


    1. The product perform well as metal surface antirust agent because it has mercapto group. It could be used to deal gold, silver, copper’s surface to improve anticorrosion, oxidation resistance and adhesion of high-polymer materials.

    2. Used in rubber industry to deal inorganic filler like silica, carbon black, fiberglass, mica, etc., to improve mechanical property and abrasion resistance of rubber. Widely used in rubber covered roller, tire, cable, sole, etc.

    3. Used in textile for decay resistance.

    4. Used as property-modifying additive and enzyme fixative for resin.

    Validity period and storage:

    Stored in cool and dry place, avoiding water, tinder, heat source and light, the validity period will be 6 months on such condition.


    Packed with 5KG/25KG/200KG/1000KG plastic drum, could be customized as customers’ demands.

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