Description

2-Propenoic Acid, 2-Methyl-, Dodecyl Ester, Polymer With Ethenylbenzene, Ethyl 2-Methyl-2-Propenoate And 2-Hydroxyethyl 2-Propenoate is a specialized acrylic copolymer designed to deliver enhanced performance characteristics in demanding formulations. This multi-component polymer is engineered to provide a unique balance of flexibility, adhesion, and chemical resistance, making it a critical raw material for advanced industrial coatings and adhesives. Key industries that rely on this high-performance polymer include automotive refinishing, industrial maintenance coatings, and pressure-sensitive adhesive manufacturing.

Application

• Automotive Refinish Coatings: Used as a key film-forming resin to provide excellent gloss retention, durability, and chip resistance in topcoat systems.
• Industrial Maintenance Paints: Serves as a binder in protective coatings for metal structures, machinery, and concrete, offering strong adhesion and corrosion resistance.
• Plastic Coatings: Formulated into coatings for automotive interior parts, consumer electronics, and appliances to enhance surface aesthetics and scratch resistance.
• Pressure-Sensitive Adhesives (PSAs): Acts as a primary polymer component in tape and label adhesives, providing a balance of tack, peel strength, and cohesive strength.
• Overprint Varnishes: Incorporated into clear coatings for printed materials to improve rub resistance, gloss, and water repellency.
• Metal Decorative Coatings: Used in coatings for aluminum extrusions, steel panels, and coil coating applications requiring weatherability and formability.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Dodecyl Ester, Polymer With Ethenylbenzene, Ethyl 2-Methyl-2-Propenoate And 2-Hydroxyethyl 2-Propenoate
CAS No.	70942-12-0
Molecular Formula	(C16H30O2.C5H8O2.C4H6O2.C8H8.C2H4O2)x
Molecular Weight	Varies (Polymer)
Synonyms	Acrylic copolymer 70942-12-0; Lauryl methacrylate / Styrene / Ethyl methacrylate / 2-Hydroxyethyl acrylate copolymer; Styrene/Acrylic Copolymer Resin; Acrylic-Styrene Copolymer; Methacrylic acid, dodecyl ester, polymer with ethenylbenzene, ethyl 2-methyl-2-propenoate and 2-hydroxyethyl 2-propenoate; LMA/St/EMA/HEA Copolymer; Binder resin for industrial coatings; Poly(lauryl methacrylate-co-styrene-co-ethyl methacrylate-co-2-hydroxyethyl acrylate)
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 molecular weight distribution, acid value, hydroxyl value, glass transition temperature (Tg), and solids content 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, well-ventilated area at temperatures between 15-25°C (59-77°F). 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 hazy viscous liquid
Solids Content	60 - 70 %
Viscosity (at 25°C)	2000 - 8000 mPa·s
Acid Value	≤ 10 mg KOH/g
Hydroxyl Value (on solids)	20 - 50 mg KOH/g
Glass Transition Temperature (Tg)	20 - 50 °C
Color (Gardner)	≤ 3
Solvent	Xylene / Butyl acetate blend

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