Description

2-Propenoic Acid, 2-Methyl-, 2-Hydroxypropyl Ester, Polymer With Butyl 2-Propenoate And Methyl 2-Methyl-2-Propenoate is a specialized acrylic copolymer designed to deliver high-performance characteristics in demanding formulations. This product is engineered to provide excellent film formation, adhesion, and durability, making it a critical component for advanced coating systems. Industrial buyers in sectors requiring robust, high-quality polymer binders, such as paints, adhesives, and specialty coatings, will find this material essential for achieving superior end-product performance and reliability.

Application

• Industrial and Protective Coatings: Used as a primary binder in high-performance paints and varnishes for metal, wood, and plastic substrates, offering enhanced weather resistance and gloss retention.
• Adhesives and Sealants: Serves as a key polymer component in pressure-sensitive adhesives (PSAs), construction sealants, and laminating adhesives, providing strong bonding and flexibility.
• Printing Inks: Incorporated into formulations for overprint varnishes and flexographic/gravure inks to improve printability, rub resistance, and substrate adhesion.
• Textile and Leather Finishes: Applied as a coating or finishing agent to impart water repellency, softness, and durability to fabrics and leather goods.
• Paper Coatings: Enhances the surface strength, printability, and brightness of paper and paperboard products.
• Specialty Additives: Functions as a film-forming agent or modifier in caulks, putties, and other construction materials.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, 2-Hydroxypropyl Ester, Polymer With Butyl 2-Propenoate And Methyl 2-Methyl-2-Propenoate
CAS No.	55372-45-7
Molecular Formula	(C7H12O3·C8H14O2·C5H8O2)x
Molecular Weight	Polymer - varies by grade
Synonyms	Hydroxypropyl Methacrylate/Butyl Acrylate/Methyl Methacrylate Copolymer; HPMA/BA/MMA Terpolymer; Acrylic Terpolymer; 2-Hydroxypropyl methacrylate-butyl acrylate-methyl methacrylate polymer; Methacrylic acid, 2-hydroxypropyl ester, polymer with butyl acrylate and methyl methacrylate; Acrylic polyol; Poly(HPMA-co-BA-co-MMA); Acrylic resin
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 monomer content, molecular weight distribution, viscosity, 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 room temperature (typically 15-25°C). Keep away from heat sources and open flame. Under recommended storage conditions, the product is stable for a minimum of 12 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid
Color (Gardner)	≤ 2
Solid Content (%)	60 - 70
Viscosity (cPs, 25°C)	1000 - 5000
Acid Value (mg KOH/g)	≤ 5.0
Hydroxyl Value (mg KOH/g)	40 - 80
Glass Transition Temp, Tg (°C)	10 - 40
Residual Monomer (%)	≤ 0.5
Solvent	Typically Aromatic 100 / Xylene blend

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