Description

Epoxyacrylate Oligomer CAS NO 71281-65-7 is a specialized, high-performance reactive oligomer designed for advanced coating and composite formulations. This product is valued for its ability to impart excellent adhesion, chemical resistance, and rapid cure properties when used in radiation-curable systems. It is essential for manufacturers in the industrial coatings, electronics, and graphic arts sectors seeking to enhance product durability and processing efficiency. Its versatile chemistry allows for formulation flexibility to meet specific performance requirements.

Application

• UV-Curable Industrial Coatings: Used in wood, plastic, and metal coatings for furniture, automotive parts, and consumer electronics, providing a hard, scratch-resistant finish.
• Graphic Arts & Printing Inks: A key component in UV-curable inks and overprint varnishes, enabling high-speed printing with excellent gloss and chemical resistance.
• Electronic Encapsulants & Adhesives: Employed in potting compounds and protective coatings for circuit boards and electronic components, offering moisture barrier properties and adhesion to diverse substrates.
• Fiber Optic Coatings: Used as a primary coating material to protect optical fibers, providing mechanical strength and environmental protection.
• 3D Printing Resins: Serves as a base oligomer in stereolithography (SLA) and digital light processing (DLP) resins, contributing to high-resolution, durable printed parts.
• Dental Composites: Formulated into light-curable restorative materials, ensuring biocompatibility, strength, and aesthetic quality.

Basic Information

Product Name	Epoxyacrylate Oligomer
CAS No.	71281-65-7
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Epoxy Acrylate; Bisphenol A Epoxy Diacrylate; EA Oligomer; UV Curable Epoxy Acrylate; Photocurable Epoxy Acrylate Resin; Epoxy Methacrylate Oligomer; Acrylated Epoxy Oligomer; Radiation Curable Epoxy Acrylate
EINECS	Contact for details

Quality Control

Our Epoxyacrylate Oligomer is manufactured under a strict quality management system. Each batch undergoes rigorous analytical testing to ensure consistency in key parameters such as viscosity, acrylate equivalent weight, and residual monomer content. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing the specific results for your quality assurance records. Our production adheres to relevant industry standards to guarantee reliable performance in your formulations.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a temperature between 15°C and 25°C (59°F and 77°F). Keep away from heat, sparks, and open flame. Incompatible with strong acids and strong oxidizing agents. For long-term storage under optimal conditions, contact our technical service team for specific recommendations.

Specification

Item	Specification
Appearance	Clear, viscous liquid
Color (Gardner)	≤ 3
Viscosity @ 25°C (cP)	2,000 - 10,000
Acrylate Equivalent Weight (g/eq)	Contact for details
Acid Value (mg KOH/g)	≤ 5.0
Residual Epoxide (meq/kg)	≤ 50
Volatile Content (%)	≤ 1.0
Identification (IR)	Conforms

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