Description

2-Propenoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester, Polymer With Butyl 2-Propenoate And Methyl 2-Methyl-2-Propenoate is a high-performance, multi-component acrylic copolymer designed for demanding industrial applications. This polymer offers a unique balance of properties, including excellent film formation, adhesion, and chemical resistance, making it a versatile raw material. It is primarily utilized in the formulation of advanced coatings, adhesives, and sealants where durability and performance are critical.

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 component in the formulation of tapes, labels, and graphic films, offering tunable tack and peel strength.
• Automotive Refinish Paints: Employed in primer-surfacers and topcoats to enhance gloss retention, chip resistance, and application properties.
• Industrial Adhesives and Sealants: Provides strong adhesion and flexibility in construction and assembly adhesives, as well as in elastic sealants.
• Inks and Overprint Varnishes: Used in specialty printing inks and protective varnishes to improve rub resistance, gloss, and drying speed.
• Textile and Leather Finishes: Acts as a coating or binder to impart water repellency, abrasion resistance, and a soft hand feel to fabrics and leather goods.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester, Polymer With Butyl 2-Propenoate And Methyl 2-Methyl-2-Propenoate
CAS No.	25951-39-7
Molecular Formula	(C6H10O3·C7H12O2·C5H8O2)x
Molecular Weight	Polymer - varies by grade
Synonyms	HEMA/BA/MMA Terpolymer; 2-Hydroxyethyl Methacrylate-Butyl Acrylate-Methyl Methacrylate Terpolymer; Acrylic Terpolymer; Poly(HEMA-co-BA-co-MMA); Hydroxyethyl Methacrylate Butyl Acrylate Methyl Methacrylate Copolymer; (2-Hydroxyethyl methacrylate)/(Butyl acrylate)/(Methyl methacrylate) polymer; Light-sensitive acrylic copolymer; Reactive acrylic resin.
EINECS	Contact for details

Quality Control

Our production of this acrylic terpolymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as monomer residue, molecular weight distribution, solids content, 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 (15-25°C). Keep away from heat sources and open flame. This product is light-sensitive (store away from light). Under recommended storage conditions, the product is stable for at least 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid
Solids Content	40 - 60%
Viscosity (Brookfield)	500 - 5000 cP
Color (Gardner)	≤ 2
Acid Value	≤ 5.0 mg KOH/g
Glass Transition Temperature (Tg)	-10°C to +50°C
Residual Monomer (GC)	≤ 0.5%
Identification (IR)	Conforms

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