Description

2-Propenoic Acid, 2-Methyl-, Polymer With Ethyl 2-Methyl-2-Propenoate And Methyl 2-Methyl-2-Propenoate is a high-performance acrylic-based terpolymer designed to deliver exceptional film-forming, binding, and protective properties. This versatile polymer is engineered to provide a critical balance of hardness, flexibility, and chemical resistance for demanding industrial formulations. It is an essential raw material for manufacturers in the coatings, adhesives, and specialty chemical sectors seeking to enhance product durability and performance.

Application

• Industrial Coatings: Used as a primary film-forming agent in solvent-borne and high-solids coatings for metal, plastic, and wood substrates, providing excellent gloss, adhesion, and weatherability.
• Adhesives and Sealants: Serves as a key binder in pressure-sensitive adhesives (PSAs), construction sealants, and laminating adhesives, offering strong tack and cohesive strength.
• Printing Inks: Imparts superior pigment wetting, rub resistance, and gloss in formulations for packaging and publication gravure/flexographic inks.
• Textile and Leather Finishes: Acts as a durable topcoat or binder in finishes to provide water repellency, abrasion resistance, and a desired hand feel.
• Paper Coatings: Enhances the surface strength, printability, and gloss of coated paper and paperboard products.
• Specialty Additives: Utilized as a rheology modifier or performance additive in caulks, putties, and other specialty chemical formulations.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Polymer With Ethyl 2-Methyl-2-Propenoate And Methyl 2-Methyl-2-Propenoate
CAS No.	55765-89-4
Molecular Formula	(C4H6O2)x · (C6H10O2)y · (C5H8O2)z
Molecular Weight	Polymer - Variable
Synonyms	Acrylic Terpolymer; Methacrylic Acid - Ethyl Methacrylate - Methyl Methacrylate Terpolymer; MMA/EMA/MAA Terpolymer; Ethyl Methacrylate Methyl Methacrylate Methacrylic Acid Polymer; Poly(methacrylic acid-co-ethyl methacrylate-co-methyl methacrylate); Acrylic Resin; Acrylic Binder; 2-Methyl-2-propenoic acid polymer with ethyl 2-methyl-2-propenoate and methyl 2-methyl-2-propenoate
EINECS	Contact for details

Quality Control

Our acrylic terpolymer is manufactured under a stringent quality management system. Each batch undergoes rigorous testing for critical parameters including monomer content, molecular weight distribution, viscosity, solids content, and acid value to ensure consistent performance and batch-to-batch uniformity. Certificates of Analysis (COA) documenting full specifications are available upon request to support your quality assurance protocols.

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. For long-term storage, consider under an inert atmosphere to prevent oxidation and maintain polymer integrity.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid or solid
Solids Content	40% - 100% (Grade Dependent)
Acid Value	30 - 120 mg KOH/g
Viscosity (Brookfield)	500 - 50,000 cPs (Grade & Concentration Dependent)
Glass Transition Temperature (Tg)	20°C - 80°C
Residual Monomer	< 0.5% (by GC)
Color (Gardner)	< 2
Solvent (if applicable)	Toluene, Xylene, Ethyl Acetate, MEK, etc.

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