Description

3-Methacryloxypropyltris(Vinyldimethylsiloxy)Silane is a highly functionalized organosilicon compound, also known as a silane crosslinker. Its molecular structure integrates both methacrylate and vinyl groups, making it a powerful reactive intermediate for creating custom polymeric networks. This product is essential for formulators and R&D chemists seeking to enhance material properties through covalent bonding. It finds significant use in the development of advanced silicone resins, specialty adhesives, and high-performance coatings.

Application

• Silicone Resin & Rubber Modification: Acts as a crosslinking agent to improve thermal stability, mechanical strength, and adhesion properties in silicone-based materials.
• UV-Curable Coatings & Inks: Serves as a reactive diluent and co-monomer, contributing to fast curing speeds and enhanced surface hardness and chemical resistance.
• Adhesive & Sealant Formulations: Used to promote adhesion between organic polymers and inorganic substrates like glass, metals, and minerals.
• Dental & Biomedical Composites: Functions as a coupling agent in filler-loaded composites, improving the interfacial bond and durability of the final product.
• Fiber Optic & Optical Lens Coatings: Imparts excellent optical clarity, weatherability, and scratch resistance in protective coatings.
• Release Liners & Pressure-Sensitive Adhesives (PSAs): Modifies silicone release coatings to achieve controlled release forces.

Basic Information

Product Name	3-Methacryloxypropyltris(Vinyldimethylsiloxy)Silane
CAS No.	17096-10-5
Molecular Formula	C23H44O7Si4
Molecular Weight	553.0 g/mol
Synonyms	3-(Trimethoxysilyl)propyl methacrylate tris(vinyldimethylsiloxy) derivative; Tris(vinyldimethylsiloxy)(3-methacryloxypropyl)silane; Methacryloxypropyltris(vinyldimethylsiloxy)silane; Silane, tris(vinyldimethylsiloxy)(3-methacryloxypropyl)-; MEMO tris(vinyldimethylsiloxy) silane; γ-Methacryloxypropyl tris(vinyldimethylsiloxy)silane; A derivative of MEMO (Methacryloxypropyltrimethoxysilane)
EINECS	Contact for details

Quality Control

Our production of 3-Methacryloxypropyltris(Vinyldimethylsiloxy)Silane adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including assay by GC or HPLC and functional group verification by FT-IR, to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality system is designed to support applications requiring reliable and traceable raw materials.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at temperatures between 15-25°C (59-77°F). This compound is easily oxidized; for long-term storage, it is recommended to keep the container under an inert atmosphere (e.g., nitrogen or argon) and minimize headspace. Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC/HPLC)	≥ 95.0%
Refractive Index (n20D)	1.430 - 1.450
Density (g/mL, 20°C)	0.95 - 1.00
Moisture (KF)	≤ 0.5%

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