Description

2-Propenoic Acid, 2-Methyl-, Oxiranylmethyl Ester, Polymer With .Alpha.-(2-Methyl-1-Oxo-2-Propenyl)-.Omega.-Ethoxypoly(Oxy-1,2-Ethanediyl) is a specialized reactive polymer, commonly known as a glycidyl methacrylate (GMA) functionalized poly(ethylene glycol) methacrylate copolymer. This material is engineered to provide a unique combination of epoxy functionality and hydrophilic polyether chains, enabling versatile crosslinking and surface modification capabilities. It is a critical raw material for formulators and manufacturers in advanced coatings, adhesives, and biomedical applications where controlled reactivity and polymer architecture are paramount.

Application

• Advanced Coating Resins: Used as a reactive diluent and crosslinker in UV-curable, powder, and high-performance industrial coatings to enhance adhesion, flexibility, and chemical resistance.
• Specialty Adhesives & Sealants: Serves as a key component in structural adhesives and pressure-sensitive adhesives (PSAs) to improve bonding strength and environmental durability.
• Biomedical & Pharmaceutical Materials: Employed in the synthesis of hydrogels, drug delivery carriers, and surface-modified medical devices due to its biocompatible PEG segments and polymerizable epoxy groups.
• Composite Materials: Functions as a coupling agent and matrix modifier in fiber-reinforced plastics and nanocomposites to improve interfacial adhesion between fillers and the polymer matrix.
• Printing & Imaging Materials: Utilized in photoresists, inkjet receptor layers, and toner resins for its excellent film-forming and crosslinking properties.
• Personal Care & Cosmetic Science: Applied in the formulation of advanced hair styling polymers, sunscreens, and long-wear cosmetic products for film-forming and water-resistant properties.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Oxiranylmethyl Ester, Polymer With .Alpha.-(2-Methyl-1-Oxo-2-Propenyl)-.Omega.-Ethoxypoly(Oxy-1,2-Ethanediyl)
CAS No.	9042-27-7
Molecular Formula	(C7H10O3.C5H8O2.C2H4O)x
Molecular Weight	Variable (Polymer)
Synonyms	Glycidyl methacrylate-PEG methacrylate copolymer; GMA-PEGMA copolymer; Poly(ethylene glycol) methyl ether methacrylate-glycidyl methacrylate copolymer; PEGMA-GMA; Reactive PEG-based copolymer; Epoxy-functional PEG methacrylate polymer; 2-Methyl-2-propenoic acid oxiranylmethyl ester polymer with α-(2-methyl-1-oxo-2-propen-1-yl)-ω-ethoxypoly(oxy-1,2-ethanediyl); Acrylic polymer with epoxy and polyether side chains
EINECS	Contact for details

Quality Control

Our production of this specialty polymer adheres to strict quality management systems. Each batch is characterized for critical parameters including epoxy equivalent weight (EEW), molecular weight distribution, monomer residue, and functional group content to ensure batch-to-batch consistency and performance reliability. Certificates of Analysis (COA) detailing these specifications are provided with every shipment. We support compliance with relevant frameworks for industrial and research applications.

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). This product is light-sensitive (store away from light). Keep away from heat sources and incompatible materials such as strong acids, bases, and oxidizing agents. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid
Color (Gardner)	≤ 3
Epoxy Equivalent Weight (EEW)	Contact for details
Molecular Weight (Mw)	Contact for details
Polydispersity Index (PDI)	Contact for details
Viscosity @ 25°C	Contact for details
Residual Monomer (GMA)	< 0.5% (by HPLC)
Solid Content	Contact for details
Identification (IR)	Conforms

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