Description

Bis(2-Methylpropenoic Acid)Methylenebis[2,1-Phenyleneoxy(2-Hydroxy-3,1-Propanediyl)] Ester is a specialized, high-purity chemical intermediate designed for advanced material synthesis. This compound is valued for its role as a crosslinking agent and reactive diluent, enabling the creation of polymers with enhanced thermal stability and mechanical properties. It is primarily sought by manufacturers in the photoresist, advanced coatings, and specialty adhesive industries for formulating high-performance products.

Application

• Photoresist Formulations: A key monomer for producing high-resolution photoresists used in semiconductor and microelectronics manufacturing.
• UV-Curable Coatings & Inks: Acts as a reactive diluent and crosslinker in coatings and inks that cure rapidly under UV light, offering excellent surface hardness and chemical resistance.
• Specialty Adhesives: Used to formulate high-strength, durable adhesives for demanding industrial and electronic assembly applications.
• Dental & Medical Polymers: Serves as a component in biocompatible polymer matrices for dental composites and certain medical device coatings.
• Optical Materials: Employed in the synthesis of polymers for optical lenses, waveguides, and other transparent components requiring precise refractive indices.
• Fiber-Reinforced Composites: Functions as a matrix resin component to enhance the interfacial adhesion and overall performance of composite materials.

Basic Information

Product Name	Bis(2-Methylpropenoic Acid)Methylenebis[2,1-Phenyleneoxy(2-Hydroxy-3,1-Propanediyl)] Ester
CAS No.	73384-88-0
Molecular Formula	C31H36O10
Molecular Weight	568.62 g/mol
Synonyms	Bisphenol A glycerolate dimethacrylate; Bisphenol A ethoxylate dimethacrylate (approx. 2 EO); BPA-EDMA; 2,2-Bis[4-(2-hydroxy-3-methacryloyloxypropoxy)phenyl]propane; Bis-GMA analog; Bisphenol A dimethacrylate derivative; Photomer 4028 (trade name); Light-sensitive dimethacrylate monomer
EINECS	Contact for details

Quality Control

Our Bis(2-Methylpropenoic Acid)Methylenebis[2,1-Phenyleneoxy(2-Hydroxy-3,1-Propanediyl)] Ester is produced under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC for purity and GC for residual monomer and solvent analysis, to ensure it meets precise customer specifications. Certificates of Analysis (COA) detailing all relevant parameters 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). Keep away from strong acids, bases, and sources of ignition. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear, Colorless to Pale Yellow Viscous Liquid
Identification (IR)	Conforms to Reference Spectrum
Assay (HPLC)	≥ 97.0%
Color (APHA)	≤ 100
Water Content (KF)	≤ 0.2%
Acid Value	≤ 1.0 mg KOH/g
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.