Description

2-Propenoic Acid, 2-Methyl-, Polymer With Ethyl 2-Propenoate is a high-performance acrylic copolymer widely recognized for its excellent film-forming, adhesive, and binding properties. This versatile polymer is engineered to deliver consistent performance, durability, and compatibility in demanding industrial formulations. It is an essential raw material for manufacturers in the coatings, adhesives, and construction industries seeking to enhance product quality and reliability.

Application

• Paints & Coatings: A key binder in water-based architectural and industrial paints, providing excellent gloss, adhesion, and weather resistance.
• Adhesives & Sealants: Used as a primary component in pressure-sensitive adhesives (PSAs), construction adhesives, and caulks for strong bonding and flexibility.
• Construction Materials: Incorporated into cement modifiers, tile adhesives, and waterproofing membranes to improve flexibility, water resistance, and durability.
• Textile & Nonwovens: Serves as a binder and coating agent for textiles, nonwoven fabrics, and fiberglass mats, enhancing strength and hand feel.
• Paper & Packaging: Used in paper coatings and laminating adhesives to improve gloss, printability, and moisture barrier properties.
• Leather Finishing: Applied as a topcoat or binder in leather finishing formulations to provide a protective, flexible, and attractive surface.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Polymer With Ethyl 2-Propenoate
CAS No.	25212-88-8
Molecular Formula	(C4H6O2.C5H8O2)x
Molecular Weight	Varies (Polymer)
Synonyms	Methyl Acrylate - Ethyl Acrylate Copolymer; Ethyl Acrylate - Methyl Methacrylate Copolymer; Acrylic Copolymer; Poly(ethyl acrylate-co-methyl methacrylate); EMA/MMA Copolymer; Acrylic Resin; ACRYLOID® B-66; PARALOID® B-66
EINECS	Contact for details

Quality Control

Our acrylic copolymer is manufactured under a stringent quality management system to ensure batch-to-batch consistency and performance. We provide comprehensive Certificates of Analysis (COA) detailing key parameters such as solid content, viscosity, pH, and glass transition temperature (Tg). Our production adheres to relevant ISO standards, and we can support compliance documentation for REACH and other global regulatory frameworks upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at temperatures between 15°C and 25°C (59°F and 77°F). Avoid freezing and prolonged exposure to extreme heat. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear to hazy viscous liquid or solid beads
Solid Content	40% - 50% (or as specified)
Viscosity (Brookfield)	100 - 5000 cps (solution, typical)
pH (as supplied)	6.0 - 8.0
Glass Transition Temp (Tg)	40°C - 70°C (typical)
Residual Monomer	< 0.1% (by GC)
Identification (IR)	Conforms to standard

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