Description

2-Propenoic Acid, 2-Methyl-, Polymer With Ethyl 2-Methyl-2-Propenoate is a high-performance copolymer of methyl methacrylate and ethyl methacrylate, widely recognized for its excellent film-forming properties, clarity, and chemical resistance. This material is critical for formulators seeking durable, transparent, and weather-resistant coatings and binders. It is primarily utilized by manufacturers in the paints & coatings, adhesives, and specialty plastics industries to enhance product performance and longevity.

Application

• As a primary film-forming agent in high-quality industrial and architectural paints and coatings.
• As a key binder in pressure-sensitive and structural adhesives.
• In the formulation of clear coatings and primers for automotive and aerospace applications.
• As an additive to improve the toughness and gloss of plastic composites.
• In the production of specialty inks and overprint varnishes requiring high transparency and rub resistance.
• As a component in leather and textile finishing agents to provide a protective, flexible layer.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Polymer With Ethyl 2-Methyl-2-Propenoate
CAS No.	28572-98-7
Molecular Formula	(C5H8O2.C5H8O2)x
Molecular Weight	Varies (Polymer)
Synonyms	Poly(methyl methacrylate-co-ethyl methacrylate); Methyl Methacrylate Ethyl Methacrylate Copolymer; MMA-EMA Copolymer; Acrylic Copolymer Resin; Methacrylic Acid, Methyl Ester, Polymer with Ethyl Methacrylate; PMMA-co-PEMA; Acrylate Copolymer; 2-Methyl-2-propenoic Acid Methyl Ester Polymer with Ethyl 2-Methyl-2-propenoate
EINECS	Contact for details

Quality Control

Our production of Methyl Methacrylate Ethyl Methacrylate Copolymer adheres to stringent quality protocols to ensure batch-to-batch consistency and performance. Each lot is tested for critical parameters including molecular weight distribution, glass transition temperature (Tg), residual monomer content, and viscosity. Certificates of Analysis (COA) documenting full specifications are available for 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, well-ventilated area at room temperature (15-25°C). Keep away from heat sources and open flame. Under these conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	White powder or clear beads
Solid Content	≥ 98.0 %
Glass Transition Temperature (Tg)	50 - 90 °C (Grade Dependent)
Molecular Weight (Mw)	50,000 - 150,000 g/mol (Grade Dependent)
Residual Monomer	≤ 0.5 %
Acid Value	≤ 2.0 mg KOH/g
Identification (IR)	Conforms

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