γ-Mercaptopropyltrimethoxysilane KH-591

Chemical name and molecular formula: γ-Mercaptopropyltrimethoxysilane HS(CH₂)₃Si(OCH₃)₃
CAS NO.: 4420-74-0
Corresponding brands at home and abroad: NQ-590 (our factory); KH-590 (Chinese Academy of Sciences ); A-189 (U.S. Union Carbon)

Physical and chemical properties: This product is a colorless transparent liquid, soluble in a variety of organic solvents.

project	index
content	≥98%
Molecular weight	196.4
Boiling point	213-215ºC
Flash point	88ºC
Density (ρ20)g/cm3	1.06±0.005
Refractive index (n25D)	1.44±0.005

Purpose:

1.KH-591 silane coupling agent has sulfhydryl functional groups, as a metal surface rust inhibitor has a good effect, use it to treat gold, silver, copper and other metal surfaces, can enhance the corrosion resistance and oxidation resistance of the surface And increase its adhesion to polymers such as resin;
2. In the rubber industry, it is commonly used to treat inorganic fillers such as white carbon, carbon black, glass fiber, mica, etc., which can effectively improve the mechanical properties and wear resistance of rubber;
3. It can be used for shrink-proof finishing of fabrics on textiles.

Packaging and storage:

1. Packed in plastic barrels, net weight 10 kg, 25 kg or 200 kg per barrel, other specifications need to be ordered.
2. The product should be sealed and stored in a cool and ventilated place.