Description

2-Propenoic Acid, 2-Methyl-, Polymer With Butyl 2-Propenoate, Ethenylbenzene, Methyl 2-Methyl-2-Propenoate And 2-Propenenitrile is a high-performance, multi-component acrylic copolymer engineered for demanding industrial applications. This specialized polymer offers a unique balance of properties derived from its constituent monomers, including chemical resistance, durability, and excellent film-forming characteristics. It is a critical raw material for formulators in the coatings, adhesives, and specialty chemical industries seeking to enhance product performance.

Application

• Industrial and Protective Coatings: Used as a key binder in high-performance paints and varnishes for metal, wood, and plastic substrates, providing excellent adhesion and weather resistance.
• Adhesives and Sealants: Serves as a primary polymer component in pressure-sensitive adhesives (PSAs), construction sealants, and industrial bonding agents, contributing to tack, cohesion, and flexibility.
• Textile and Leather Finishes: Employed in coatings and backings for textiles and synthetic leather to improve scuff resistance, hand feel, and durability.
• Paper and Packaging Coatings: Functions as a coating polymer to provide gloss, water resistance, and improved printability for paperboard and packaging materials.
• Specialty Inks: Utilized in the formulation of flexographic and gravure inks, offering good pigment wetting and film properties for various printing applications.
• Construction Additives: Incorporated into cementitious mixtures and mortars as a polymer modifier to enhance flexibility, waterproofing, and bond strength.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Polymer With Butyl 2-Propenoate, Ethenylbenzene, Methyl 2-Methyl-2-Propenoate And 2-Propenenitrile
CAS No.	31392-42-4
Molecular Formula	(C4H6O2.C8H14O2.C8H8.C5H8O2.C3H3N)x
Molecular Weight	Polymer - varies by grade
Synonyms	Acrylic copolymer; Methacrylic acid copolymer; Butyl acrylate/styrene/methyl methacrylate/acrylonitrile copolymer; MMA/BA/STY/AN/MAA copolymer; Multi-component acrylic resin; Acrylic terpolymer; Poly(methyl methacrylate-co-butyl acrylate-co-styrene-co-acrylonitrile-co-methacrylic acid); Acrylic film-forming polymer
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 solid content, viscosity, glass transition temperature (Tg), acid value, and monomer residue levels are rigorously monitored. Certificates of Analysis (COA) documenting 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°C and 25°C (59°F and 77°F). Avoid freezing and prolonged exposure to heat sources. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Clear to hazy viscous liquid or solid beads
Solid Content	40% - 100% (varies by grade)
Viscosity (Brookfield)	Grade-dependent (cP or mPa·s)
Glass Transition Temperature (Tg)	Contact for details
Acid Value	Grade-dependent (mg KOH/g)
pH (for aqueous dispersions)	7.0 - 9.0
Residual Monomer	< 1000 ppm (total)

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