Description

(1-Methylethylidene)Bis(4,1-Phenyleneoxy-2,1-Ethanediyloxy-2,1-Ethanediyl) Bismethacrylate is a high-purity, difunctional methacrylate monomer characterized by its extended aromatic and ether-containing backbone. This compound matters as a critical building block for creating advanced polymer networks with tailored properties such as enhanced toughness, thermal stability, and chemical resistance. It is primarily needed by manufacturers in the photopolymer, specialty coatings, and advanced composite industries for formulating high-performance, cross-linkable resins.

Application

• Photopolymer Resins: A key monomer for UV-curable inks, coatings, and 3D printing (stereolithography) resins, contributing to rapid curing and excellent final material properties.
• Specialty Coatings: Used in high-performance industrial and optical coatings where durability, adhesion, and resistance to environmental factors are required.
• Dental & Medical Materials: Serves as a cross-linking agent in dental composites and bone cements, providing mechanical strength and biocompatibility.
• Electronic Encapsulants & Adhesives: Employed in formulations for potting compounds and adhesives that protect sensitive electronic components.
• Fiber-Reinforced Composites: Acts as a matrix resin component in advanced composites for aerospace and automotive applications.
• Optical Lenses & Waveguides: Utilized in the production of transparent, cross-linked polymers for optical devices due to its clarity and stability.

Basic Information

Product Name	(1-Methylethylidene)Bis(4,1-Phenyleneoxy-2,1-Ethanediyloxy-2,1-Ethanediyl) Bismethacrylate
CAS No.	56744-60-6
Molecular Formula	C34H42O10
Molecular Weight	610.70 g/mol
Synonyms	Bisphenol A Ethoxylate Dimethacrylate; BPA-EDMA; 2,2-Bis[4-(2-hydroxy-3-methacryloyloxypropoxy)phenyl]propane Dimethacrylate; Ethoxylated Bisphenol A Dimethacrylate; SR 348; Bis-EMA; 2,2'-((((Propane-2,2-diylbis(4,1-phenylene))bis(oxy))bis(ethane-2,1-diyl))bis(oxy))bis(2-methylprop-2-enoate)
EINECS	Contact for details

Quality Control

Our (1-Methylethylidene)Bis(4,1-Phenyleneoxy-2,1-Ethanediyloxy-2,1-Ethanediyl) Bismethacrylate is produced under a strict quality management system. Every batch undergoes rigorous analytical testing to ensure high purity, consistent performance, and compliance with relevant industry specifications. Comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15-25°C (59-77°F). This product is light-sensitive (store away from light) and easily oxidized (store under inert atmosphere). Keep away from heat, sparks, and open flame. For long-term storage, consider using under an inert gas atmosphere such as nitrogen or argon to prevent polymerization and oxidation.

Specification

Item	Specification
Appearance	Clear, Colorless to Pale Yellow Viscous Liquid
Identification (IR)	Conforms to Standard
Assay (HPLC)	≥ 97.0 %
Color (APHA)	≤ 100
Acid Value	≤ 1.0 mg KOH/g
Water Content (KF)	≤ 0.1 %
Viscosity (25°C)	Contact for details
Refractive Index (n20D)	Contact for details

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