Description

2-Propenoic Acid, 2-Methyl-, Butyl Ester, Polymer With Methyl 2-Methyl-2-Propenoate And 2-Propenoate And 2-Propenoic Acid is a high-performance acrylic copolymer designed for demanding industrial applications. This specialized polymer offers a unique balance of properties, including excellent film formation, adhesion, and chemical resistance, making it a critical raw material for advanced coatings and adhesives. It is essential for manufacturers in the paints & coatings, pressure-sensitive adhesives, and industrial sealants sectors seeking to enhance product durability and performance.

Application

• Industrial and Protective Coatings: Used as a key binder in solvent-borne coatings for metal, plastic, and wood substrates, providing corrosion resistance and weatherability.
• Pressure-Sensitive Adhesives (PSAs): Serves as a primary polymer for tapes, labels, and graphic films, offering tunable tack, peel strength, and holding power.
• Industrial Sealants and Caulks: Imparts flexibility, adhesion, and durability to sealants used in construction and automotive assembly.
• Printing Inks: Employed in formulations for overprint varnishes and specialty inks to improve gloss, rub resistance, and substrate adhesion.
• Textile and Leather Finishes: Acts as a coating resin to provide water repellency, soft hand feel, and abrasion resistance to fabrics and leather goods.
• Plastic Modifiers: Used as an impact modifier or processing aid to enhance the toughness and surface characteristics of engineering plastics.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Butyl Ester, Polymer With Methyl 2-Methyl-2-Propenoate And 2-Propenoic Acid
CAS No.	26898-31-7
Molecular Formula	(C8H14O2.C5H8O2.C3H4O2)x
Molecular Weight	Polymer - varies by grade
Synonyms	Poly(butyl methacrylate-co-methyl methacrylate-co-acrylic acid); Butyl methacrylate / Methyl methacrylate / Acrylic acid copolymer; BMA/MMA/AA Terpolymer; Acrylic polymer resin; 2-Methyl-2-propenoic acid butyl ester polymer with methyl 2-methyl-2-propenoate and 2-propenoic acid; Butyl methacrylate methyl methacrylate acrylic acid terpolymer; Acrylic terpolymer resin; CAS 26898-31-7
EINECS	Contact for details

Quality Control

Our production of this acrylic copolymer adheres to strict quality management systems, ensuring batch-to-batch consistency for critical performance parameters like molecular weight, acid value, and glass transition temperature (Tg). Each lot is tested against stringent internal specifications, and a comprehensive Certificate of Analysis (COA) detailing assay, viscosity, solids content, and residual monomer levels is available upon request. We support compliance with relevant global regulatory frameworks for industrial chemicals.

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 recommended storage conditions, the product is stable for extended periods.

Specification

Item	Specification
Appearance	Clear to hazy viscous liquid or solid
Solids Content	40% - 100% (varies by grade)
Acid Value	10 - 100 mg KOH/g (typical)
Viscosity	Specification available upon request
Glass Transition Temperature (Tg)	Specification available upon request
Residual Monomer	< 0.5% (by GC)
Solvent (if applicable)	Toluene, Ethyl Acetate, MEK, etc.

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