Description

Dimethylsiloxane/Silsesquioxanes/Pentaerythritol Acrylate is a specialized hybrid organosilicon acrylate monomer designed for advanced material synthesis. This compound is valued for its unique ability to combine the thermal stability and flexibility of siloxane/silsesquioxane structures with the UV-curable reactivity of an acrylate functional group. It is essential for formulators and R&D chemists in the coatings, adhesives, and advanced composites industries seeking to enhance product performance with tailored organic-inorganic properties.

Application

• High-Performance UV-Curable Coatings: Used as a key monomer to impart scratch resistance, thermal stability, and weatherability to protective coatings for electronics, automotive, and optical lenses.
• Specialty Adhesives & Sealants: Serves as a reactive modifier to improve flexibility, adhesion to low-surface-energy substrates, and durability in demanding environments.
• Advanced Composite Materials: Incorporated as a crosslinking agent in resin formulations to enhance the mechanical strength and heat resistance of fiber-reinforced composites.
• Release Coatings & Molding Agents: Utilized in formulations for non-stick, high-temperature release papers and mold-making materials due to its silicone backbone.
• Optical and Electronic Encapsulants: Applied in potting and encapsulating materials for LEDs and electronic components where clarity, thermal management, and reliability are critical.
• 3D Printing Resins: Acts as a performance additive in photopolymer resins (e.g., for SLA/DLP) to reduce shrinkage and improve the toughness of printed parts.

Basic Information

Product Name	Dimethylsiloxane/Silsesquioxanes/Pentaerythritol Acrylate
CAS No.	68554-62-1
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Pentaerythritol acrylate dimethylsiloxane silsesquioxane copolymer; Acrylated POSS-siloxane hybrid; Polyhedral oligomeric silsesquioxane acrylate siloxane; POSS-acrylate siloxane copolymer; Hybrid silicone acrylate oligomer; Methacryloxypropyl terminated polydimethylsiloxane POSS derivative; UV-curable silicone hybrid resin; Inorganic-organic hybrid acrylate monomer
EINECS	Contact for details

Quality Control

Our production of Dimethylsiloxane/Silsesquioxanes/Pentaerythritol Acrylate adheres to a stringent quality management system to ensure batch-to-batch consistency and performance reliability. Each lot is analyzed for critical parameters including monomer purity, acrylate functionality, and viscosity. A comprehensive Certificate of Analysis (COA) documenting these results is provided with every shipment to support your quality assurance and regulatory compliance 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). Keep away from strong acids, bases, and incompatible organic solvents. To prevent premature polymerization, avoid exposure to heat and direct light sources. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Identification (IR)	Conforms to structure
Assay (Acrylate Content)	≥ 95.0%
Viscosity @ 25°C	Contact for details
Color (Gardner)	≤ 2
Specific Gravity @ 25°C	Contact for details
Water Content (KF)	≤ 0.1%

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