Description

2-Propenoic Acid, 2-Methyl-, Polymer With Butyl 2-Propenoate, Ethenylbenzene, Methyl 2-Methyl-2-Propenoate And 1,2-Propanediol Mono(2-Methyl-2-Propenoate) is a specialized multi-component acrylic copolymer designed to deliver a precise balance of properties for demanding industrial applications. This engineered polymer is valued for its ability to provide excellent adhesion, chemical resistance, and film-forming characteristics. It is a critical raw material for formulators in the coatings, adhesives, and sealants industries seeking to enhance product performance and durability.

Application

• Industrial and Protective Coatings: Used as a key binder in high-performance metal, wood, and plastic coatings requiring superior weather resistance and hardness.
• Adhesives and Sealants: Serves as a primary polymer component in pressure-sensitive adhesives (PSAs), construction sealants, and assembly adhesives for strong, flexible bonds.
• Automotive Finishes: Formulated into primers, basecoats, and clearcoats to provide excellent gloss retention, chip resistance, and environmental durability.
• Printing Inks: Imparts fast setting, good pigment wetting, and adhesion to various substrates in flexographic and gravure ink formulations.
• Textile and Leather Finishes: Applied as a coating or binder to provide water repellency, abrasion resistance, and a desired hand feel.
• Plastic Modifiers: Used as an impact modifier or processing aid to improve the toughness and surface characteristics of compounded plastics.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Polymer With Butyl 2-Propenoate, Ethenylbenzene, Methyl 2-Methyl-2-Propenoate And 1,2-Propanediol Mono(2-Methyl-2-Propenoate)
CAS No.	65405-61-0
Molecular Formula	(C4H6O2.C4H8O2.C8H8.C5H8O2.C7H12O4)x
Molecular Weight	Polymer - varies by grade
Synonyms	Acrylic copolymer; Methacrylic acid copolymer; Butyl acrylate/styrene/methyl methacrylate/2-hydroxypropyl methacrylate copolymer; Multi-functional acrylic resin; Acrylic terpolymer; Styrene-acrylic copolymer with crosslinker; 2-Hydroxypropyl methacrylate containing acrylic polymer
EINECS	Contact for details

Quality Control

Our production of this acrylic copolymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as solids content, viscosity, acid value, and glass transition temperature (Tg) are rigorously monitored. Certificates of Analysis (COA) detailing all relevant specifications are provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15°C and 25°C (59°F and 77°F). Avoid freezing and prolonged exposure to high heat. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid or solid
Solids Content	40% - 60% (or as specified)
Viscosity (Brookfield)	500 - 5000 cPs (solution, 25°C)
Acid Value	10 - 50 mg KOH/g
pH (Solution)	6.0 - 8.5
Glass Transition Temperature (Tg)	20°C - 60°C (DSC)
Identification (IR)	Conforms to standard

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