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Silane coupling agent A-187

Usage This product is mainly used in the electronic component sealant and adhesive industries. It can significantly improve the electrical properties of sealants and the adhesion of adhesives, such as epoxy, polyurethane, phenolic and other resin adhesives. It can also be applied to various inorganic fillers, such as: AL (OH) 3, SiO2, glass beads, mica, wollastonite and other inorganic fillers, with obvious effects. It is widely used in glass sealants and water-based coatings to improve the adhesion of acrylic latex, sealants, polyurethanes and epoxy resins.

Silane coupling agent A-187

Overseas correspondence

Brand number A-187 (GE/OSi Company of the United States), KBM-403 (Shin-Etsu Chemical Industry Co., Ltd. of Japan), Z-6040 (Dow Corning Dow Corning Company of the United States)

Chemical name γ-(2,3-glycidoxy)propyltrimethoxysilane

English name γ-glycidoxypropyltrimethoxysilane


CAS number 2530-83-8

Molecular formula C9H20O5Si


Molecular weight 236.4

Physical and chemical properties: This product is a light yellow liquid with a boiling point of 260~262℃ and a density of ρ201.07g/㎝3. It is soluble in water and undergoes hydrolysis reaction with water to release methanol. Soluble in alcohol, acetone and most aliphatic esters (when the dosage is less than 5%).

Usage This product is mainly used in the electronic component sealant and adhesive industries. It can significantly improve the electrical properties of sealants and the adhesion of adhesives, such as epoxy, polyurethane, phenolic and other resin adhesives. It can also be applied to various inorganic fillers, such as: AL (OH) 3, SiO2, glass beads, mica, wollastonite and other inorganic fillers, with obvious effects. It is widely used in glass sealants and water-based coatings to improve the adhesion of acrylic latex, sealants, polyurethanes and epoxy resins.

Packaging The finished product is packed in plastic barrels, with a net weight of 5kg per barrel. Special specifications of 20kg require reservation.

Storage This product must be sealed and stored in a cool and ventilated place.