Highly reactive γ-glycidoxypropyl functional group for strong covalent bonding with epoxy, acrylic, and polyester resins.
Hydrolytically stable alkoxy groups (methoxy) ensure extended shelf life and consistent performance in aqueous and solvent-based systems.
Excellent compatibility with silica, glass, alumina, and other inorganic fillers—enhancing dispersion and interfacial adhesion.
Low volatility and reduced odor profile compared to conventional chlorosilanes—improving workplace safety and handling.
Enables one-step surface modification of fillers without requiring separate hydrolysis or aging steps.
Epoxy-based composite laminates for aerospace and wind turbine blade manufacturing.
Reinforced thermoset molding compounds (e.g., SMC/BMC) with mineral fillers or fiberglass.
High-performance adhesives and sealants requiring durable filler–polymer interfaces.
Pigmented coatings and industrial primers where pigment dispersion and corrosion resistance are critical.
Electrical encapsulants and potting compounds for improved dielectric stability and moisture resistance.
| Chemical Type | γ-Glycidoxypropyltrimethoxysilane |
| Product Form | Liquid |
| Appearance | Clear, colorless to pale yellow liquid |
| Density (25 °C) | 1.07 g/cm³ |
| Refractive Index (25 °C) | 1.428–1.432 |
| Flash Point (COC) | 110 °C |
| pH (1% aqueous solution) | 4.0–5.5 |
| Solubility | Miscible with common organic solvents (e.g., ethanol, acetone, toluene); partially hydrolyzable in water with acid catalysis |
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