Description

2-Propenoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester, Polymer With Ethenylbenzene And 2-Ethylhexyl 2-Propenoate is a high-performance, multi-component acrylic copolymer designed for demanding industrial applications. This polymer combines the durability and chemical resistance of styrene (ethenylbenzene) with the flexibility and adhesion properties of 2-ethylhexyl acrylate and 2-hydroxyethyl methacrylate monomers. It is essential for formulators seeking to create robust, versatile, and high-quality coatings, adhesives, and sealants. Key industries that rely on this advanced polymer include automotive OEM and refinish, industrial maintenance coatings, and pressure-sensitive adhesive manufacturing.

Application

• Automotive Coatings: Used as a key binder in OEM clearcoats, basecoats, and refinish paints for excellent gloss, weatherability, and chemical resistance.
• Industrial Maintenance Coatings: Formulated into protective coatings for metal structures, pipelines, and industrial equipment to provide corrosion protection and durability.
• Plastic Coatings: Provides adhesion and flexibility for coatings on automotive interior trim, consumer electronics, and other plastic substrates.
• Pressure-Sensitive Adhesives (PSAs): Serves as a primary component in tape and label adhesives, offering a balance of tack, peel strength, and cohesion.
• Overprint Varnishes: Used in printing inks and varnishes to enhance scuff resistance, gloss, and protective properties on packaging materials.
• General Industrial Finishes: A versatile resin for metal furniture, appliance, and machinery finishes requiring a tough, decorative surface.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, 2-Hydroxyethyl Ester, Polymer With Ethenylbenzene And 2-Ethylhexyl 2-Propenoate
CAS No.	28134-84-1
Molecular Formula	(C6H10O3.C8H14O2.C8H8)x
Molecular Weight	Varies (Polymer)
Synonyms	HEMA/Styrene/2-EHA Terpolymer; 2-Hydroxyethyl Methacrylate - Styrene - 2-Ethylhexyl Acrylate Copolymer; Acrylic Polyol; Acrylic Resin; Styrene/Acrylic Copolymer; Poly(HEMA-co-styrene-co-2-ethylhexyl acrylate); Hydroxy-Functional Acrylic Copolymer; Thermoset Acrylic Resin
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 hydroxyl value, acid value, molecular weight, and viscosity. Each lot is tested against stringent internal specifications to guarantee suitability for high-end coating applications. Certificates of Analysis (COA) detailing all relevant physical and chemical properties are provided with every shipment.

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. 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
Solid Content	60 - 70 %
Hydroxyl Value (OH#)	30 - 80 mg KOH/g
Acid Value	≤ 10 mg KOH/g
Viscosity (at 25°C)	1000 - 5000 mPa·s
Color (Gardner)	≤ 2
Glass Transition Temperature (Tg)	10 - 50 °C
Solvent	Xylene / Butyl Acetate blend

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