Description

(3-(2,3-Epoxypropoxy)Propyl)(2-Methoxyethoxy)Dimethylsilane is a specialized organosilicon compound featuring both epoxy and alkoxyether functional groups, making it a highly versatile reactive intermediate. This dual functionality is critical for enhancing adhesion, cross-linking density, and compatibility in advanced polymer and coating systems. It is essential for formulators and manufacturers in the silicone resins, adhesives, sealants, and advanced composite materials industries seeking to improve product performance and durability.

Application

• Adhesion Promoter: Used as a coupling agent in epoxy, polyurethane, and acrylic-based adhesives and sealants to improve bonding to glass, metal, and mineral surfaces.
• Surface Modification: Imparts hydrophobicity, lubricity, and chemical resistance when used to treat fillers, pigments, and nanoparticles like silica.
• Cross-linking Agent: Serves as a reactive monomer in the synthesis of silicone-modified polymers, enhancing thermal stability and mechanical properties.
• Fiber Sizing: Applied as a key component in sizing formulations for glass and carbon fibers to improve resin compatibility and interfacial strength in composites.
• Coating Additive: Incorporated into protective and decorative coatings to improve scratch resistance, weatherability, and adhesion to difficult substrates.
• Electronic Encapsulants: Used in the formulation of potting compounds and encapsulants for electronic components due to its good dielectric properties and adhesion.

Basic Information

Product Name	(3-(2,3-Epoxypropoxy)Propyl)(2-Methoxyethoxy)Dimethylsilane
CAS No.	93777-92-5
Molecular Formula	C11H24O4Si
Molecular Weight	248.40 g/mol
Synonyms	3-Glycidoxypropyl(methoxyethoxy)dimethylsilane; (3-Glycidyloxypropyl)(2-methoxyethoxy)dimethylsilane; 2-Methoxyethoxy(3-glycidoxypropyl)dimethylsilane; Dimethyl[3-(oxiranylmethoxy)propyl](2-methoxyethoxy)silane; Silane, [3-(2,3-epoxypropoxy)propyl](2-methoxyethoxy)dimethyl-; Epoxy-functional alkoxysilane; GLYMO derivative
EINECS	Contact for details

Quality Control

Our production of (3-(2,3-Epoxypropoxy)Propyl)(2-Methoxyethoxy)Dimethylsilane adheres to stringent quality management protocols. Every batch undergoes rigorous analytical testing to ensure consistent purity, functionality, and performance. Certificates of Analysis (COA) detailing key parameters such as assay, epoxy value, and impurity profile are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C/59-77°F). This product is hygroscopic (moisture-sensitive); containers must be kept tightly sealed to prevent degradation from atmospheric moisture. Keep away from strong alkalis and incompatible materials.

Specification

Item	Specification
Appearance	Colorless to pale yellow clear liquid
Identification (IR)	Conforms
Assay (GC)	≥ 97.0%
Epoxy Value	Contact for details
Refractive Index (n20D)	1.430 - 1.440
Density (20°C)	0.97 - 1.00 g/mL

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.