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3-Glycidoxypropyltriethoxysilane

Chemical Name:	3-Glycidoxypropyltriethoxysilane
Product Category:	Epoxy Silanes \| Silane Coupling Agent
Structural Formula:
CAS NO.:	2530-83-8
Molecular formula:	C₉H₂₀O₅Si
EINECS:	219-784-2
Molecular Weight:	236.34 g/mol
Appearance:	Colorless to slightly yellow transparent liquid

3-Glycidoxypropyltriethoxysilane Description

3-Glycidyloxypropyltrimethoxysilane(GLYMO)-CAS 2530-83-8) is a versatile silane coupling agent with epoxy and trimethoxysilane groups, enhancing adhesion, surface modification, and crosslinking. It improves bonding between organic polymers and inorganic surfaces, making it essential in composites, coatings, adhesives, and electronics. Widely used in glass fiber treatment, resin formulation, and semiconductor manufacturing, GLYMO boosts durability and performance across industrial applications.

Chemical name	3-Glycidyloxypropyltrimethoxysilane
Synonyms	(3-Glycidyloxypropyl) trimethoxysilane, 3-(2,3-Epoxypropoxy) propyltrimethoxysilane, GLYMO
Boiling Point	119-121°C
Melting Point	< -70°C
Flash Point	137°C
Density	1.070 g/mL at 25°C
Refractive Index(n_D²⁰)	1.429
Solubility	Miscible with alcohols, ketones, and aliphatic or aromatic hydrocarbons; immiscible with water.
Uses	Adhesion Promoter: Enhances adhesion between organic polymers and inorganic substrates, improving the mechanical properties of composites. Surface Modifier: Used in surface treatment of glass fibers, minerals, and fillers to improve compatibility with resin matrices. Sealants and Coatings: Incorporated into sealants and coatings to improve moisture resistance and durability. Crosslinking Agent: Acts as a crosslinker in polymerization processes, enhancing the thermal and chemical resistance of the final product. Semiconductor Industry: Utilized in semiconductor manufacturing for surface modification and as a coupling agent.
Safety and Handling	Hazard Statements: Causes skin irritation Causes serious eye irritation May cause respiratory irritation Precautionary Measures: Wear protective gloves and eye/face protection. Use only outdoors or in a well-ventilated area. Avoid breathing vapors. First Aid Measures: Inhalation: Move to fresh air and keep at rest. Seek medical attention if symptoms persist. Skin Contact: Wash with plenty of soap and water. Remove contaminated clothing. Eye Contact: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Ingestion: Rinse mouth. Do not induce vomiting. Seek medical advice.
Packaging	Our standard packing is net 25kg / 200 kg drums / 1000kg/IBC，or according to your requirements.
Storage	Storage: Kept in a low temperature, dry and ventilated place, avoid direct sunlight. Shelf life: One year in ventilating, cool and dry area.
Sample	Provided for free
Inventory items	5 tons.
Price	Please contact us to get the new price.

Packaging Specifications

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3-Glycidoxypropyltriethoxysilane : Guide

3-Glycidyloxypropyltrimethoxysilane (CAS 2530-83-8) is a high-performance silane coupling agent widely used in composites, coatings, adhesives, electronics, and polymer modification. With its unique epoxy and trimethoxysilane groups, it significantly improves adhesion, durability, and chemical resistance in various applications.

🔹 Key Benefits:
✔ Enhances adhesion between organic and inorganic materials
✔ Improves mechanical and thermal stability in composites
✔ Increases water resistance in coatings and adhesives
✔ Widely used in electronics, automotive, aerospace, and construction

⚠ Safety Precautions: Proper handling and storage are essential to prevent exposure and maintain product integrity.