Guangzhou Eric Wei Chemical Co., Ltd.
Guangzhou Eric Wei Chemical Co., Ltd.

Momentive Silquest A-1110 Gamma-aminopropyltrimethoxysilane

Momentive Silquest A-1110 is a gamma-aminopropyltrimethoxysilane coupling agent from the Silquest series, widely used to enhance adhesion between organic polymers and inorganic substrates like glass, metals, or fillers in composites, sealants, and coatings. Its bifunctional structure enables covalent bonding with both siliceous surfaces and thermosets/thermoplastics.
  • momentive silquest a 1110 gamma aminopropyltrimethoxysilane_8e0d2bc8
  • momentive silquest a 1110 gamma aminopropyltrimethoxysilane_8e0d2bc8

Features Of Momentive Silquest A-1110 Gamma-aminopropyltrimethoxysilane

  1. Reactive amino functionality enables covalent bonding to organic polymers and resins.

  2. Hydrolyzable methoxy groups provide strong adhesion to inorganic substrates such as glass, metals, and minerals.

  3. Gamma-positioned amine minimizes self-condensation and improves shelf stability compared to alpha- or beta-aminosilanes.

  4. Low volatility and favorable handling characteristics support safe industrial-scale processing.

  5. Proven compatibility with epoxy, phenolic, polyurethane, and acrylic resin systems.

Typical Applications Of Momentive Silquest A-1110 Gamma-aminopropyltrimethoxysilane

  1. Adhesion promoter in epoxy-based composites for aerospace and wind energy components.

  2. Surface modifier for silica and glass fillers in rubber and thermoset compounds.

  3. Primer additive for metal and concrete coatings requiring enhanced corrosion resistance.

  4. Coupling agent in mineral-filled polyurethane sealants and adhesives.

  5. Functionalization reagent for chromatography media and specialty silica gels.

Specifications Of Momentive Silquest A-1110 Gamma-aminopropyltrimethoxysilane

Chemical TypeGamma-aminopropyltrimethoxysilane
Product FormLiquid
AppearanceClear, colorless to pale yellow liquid
Primary ApplicationsAdhesion promotion, filler surface treatment, resin modification
Key FeaturesAmino–silane coupling agent with hydrolyzable methoxy groups
BenefitsImproved composite strength, reduced moisture sensitivity, enhanced interfacial bonding
pH (1% aqueous solution)10.0–11.5
Specific Gravity (25°C)0.945–0.955


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