Description

(Methacryloxymethyl)Dimethylethoxysilane is a versatile organosilicon compound featuring both a methacrylate and an ethoxysilane functional group in its molecular structure. This dual functionality makes it a critical coupling agent and monomer for creating hybrid organic-inorganic materials with enhanced properties. It is essential for manufacturers seeking to improve adhesion, durability, and performance in advanced polymer composites and coatings. Key industries that rely on this specialty silane include advanced materials, electronics, and high-performance adhesives.

Application

• Coupling Agent for Composites: Enhances the interfacial adhesion between inorganic fillers (like glass, silica) and organic polymer matrices (e.g., acrylics, epoxies), improving mechanical strength and moisture resistance.
• Surface Modification of Nanoparticles: Used to functionalize silica, titania, or other metal oxide nanoparticles, providing a polymerizable methacrylate surface for subsequent grafting or composite formation.
• Synthesis of Hybrid Organic-Inorganic Polymers (ORMOSILs): Serves as a key precursor in sol-gel processes to create coatings, lenses, and optical materials with tailored refractive indices and hardness.
• Adhesive and Sealant Formulations: Incorporated to improve the bonding performance and environmental stability of acrylic-based adhesives, especially on difficult substrates.
• Dental and Biomedical Materials: Acts as a crosslinking agent or surface modifier in dental composites and bone cements to optimize biocompatibility and mechanical properties.
• Release Coatings and Molding Agents: Utilized in the production of silicone-based release liners or as a component in mold-making materials for precise replication.

Basic Information

Product Name	(Methacryloxymethyl)Dimethylethoxysilane
CAS No.	5577-70-8
Molecular Formula	C9H20O3Si
Molecular Weight	204.34 g/mol
Synonyms	Dimethyl(3-methacryloxypropyl)ethoxysilane; 3-(Methacryloyloxy)propyldimethylethoxysilane; Methacryloxypropyldimethylethoxysilane; γ-Methacryloxypropyldimethylethoxysilane; MPDMES; Ethoxy(3-methacryloxypropyldimethyl)silane; Silane, dimethylethoxy(3-methacryloxypropyl)-; Dow Corning® Z-6031 (related trade name variant)
EINECS	226-959-7

Quality Control

Our (Methacryloxymethyl)Dimethylethoxysilane is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including Gas Chromatography (GC) and Infrared Spectroscopy (IR), to ensure high purity and consistent performance. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and key physical properties is provided with every shipment to guarantee compliance with your technical requirements.

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 under a dry inert atmosphere (e.g., nitrogen) after opening to prevent hydrolysis and maintain quality. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 97.0%
Refractive Index (n20/D)	1.428 - 1.432
Density (20°C)	0.91 - 0.93 g/mL
Water Content (KF)	≤ 0.1%

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