Highly reactive γ-glycidoxypropyl functional group for strong covalent bonding with epoxy, acrylic, and polyester resins.
Hydrolytically stable alkoxy groups (methoxy) enabling consistent performance in aqueous and solvent-based systems.
Excellent compatibility with silica, glass, and metal oxide fillers—enhancing dispersion and interfacial adhesion.
Low volatility and favorable handling safety profile compared to chlorosilane alternatives.
Enables significant improvement in mechanical properties (tensile strength, flexural modulus, impact resistance) of filled composites.
Epoxy-based encapsulants and underfill materials for semiconductor packaging.
Reinforced thermoset composites using silica or glass microspheres in aerospace and automotive components.
Adhesives and sealants requiring enhanced substrate adhesion to glass, aluminum, or stainless steel.
Mineral-filled coatings and industrial primers for corrosion protection on metal substrates.
RTV silicone rubber formulations to improve filler–polymer interaction and tear strength.
| Chemical Type | γ-Glycidoxypropyltrimethoxysilane |
| Product Form | Liquid |
| Appearance | Colorless to pale yellow transparent liquid |
| Primary Applications | Coupling agent for epoxy, silicone, and acrylic systems; surface modifier for inorganic fillers |
| Key Features | Glycidoxy functionality, hydrolyzable methoxy groups, low viscosity, high purity |
| Benefits | Improved composite strength, reduced moisture sensitivity, enhanced thermal stability of interfaces |
| Storage Conditions | Store in tightly closed containers at 5–30 °C, protect from moisture and direct sunlight |
| Shelf Life | 12 months from date of manufacture when stored properly |
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