Description

2-Propenoic Acid, 2-Methyl-, Butyl Ester, Polymer With Ethenylbenzene, 2-Hydroxyethyl 2-Methyl-2-Propenoate And Methyl 2-Methyl-2-Propenoate is a specialized acrylic copolymer designed to deliver a precise balance of performance characteristics. This multi-component polymer is engineered to provide excellent film formation, adhesion, and durability, making it a critical raw material for high-performance coatings and adhesives. It is essential for formulators in the paints & coatings, industrial adhesives, and specialty chemical industries seeking to enhance product resilience and application properties. The CAS number for this compound is 32458-06-3.

Application

• Industrial and Automotive Coatings: Used as a key binder or resin component to provide durability, gloss retention, and weather resistance in topcoat formulations.
• Adhesives and Sealants: Serves as a primary polymer for pressure-sensitive adhesives (PSAs) and structural adhesives, offering strong bonding and flexibility.
• Metal Primers and Protective Coatings: Enhances corrosion resistance and adhesion to metallic substrates in primer systems.
• Plastic Coatings: Provides excellent adhesion to various plastic surfaces for decorative and protective finishes.
• Wood Finishes and Varnishes: Imparts scratch resistance and a clear, protective film for furniture and flooring applications.
• Ink Vehicles for Printing: Acts as a resin in specialty printing inks, contributing to film integrity and pigment binding.
• Textile and Leather Coatings: Used to create flexible, water-resistant, and durable finishes on fabrics and leather goods.

Basic Information

Product Name	2-Propenoic Acid, 2-Methyl-, Butyl Ester, Polymer With Ethenylbenzene, 2-Hydroxyethyl 2-Methyl-2-Propenoate And Methyl 2-Methyl-2-Propenoate
CAS No.	32458-06-3
Molecular Formula	(C8H14O2.C5H8O2.C4H6O2.C8H8)x
Molecular Weight	Varies (Polymer)
Synonyms	Acrylic Styrene Copolymer; Butyl Methacrylate / Styrene / Hydroxyethyl Methacrylate / Methyl Methacrylate Copolymer; Methacrylic Acid, Butyl Ester, Polymer with Ethenylbenzene, 2-Hydroxyethyl Methacrylate and Methyl Methacrylate; Acrylic Resin; BMA/St/HEMA/MMA Copolymer; 2-Methyl-2-propenoic Acid Butyl Ester Polymer with Ethenylbenzene, 2-Hydroxyethyl 2-Methyl-2-propenoate and Methyl 2-Methyl-2-propenoate; Poly(butyl methacrylate-co-styrene-co-hydroxyethyl methacrylate-co-methyl methacrylate)
EINECS	Contact for details

Quality Control

Our production of this acrylic copolymer adheres to strict quality management systems, ensuring batch-to-batch consistency for your formulations. Each lot undergoes comprehensive analysis, including tests for solid content, viscosity, acid value, glass transition temperature (Tg), and molecular weight distribution. A Certificate of Analysis (COA) detailing all relevant specifications is provided with every shipment to support your quality assurance and regulatory compliance needs.

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). Keep away from heat sources and open flame. Under these conditions, the product is typically stable for 24 months from the date of manufacture.

Specification

Item	Specification
Appearance	Clear to Hazy Viscous Liquid or Solid
Solid Content	Contact for details
Viscosity (Brookfield)	Contact for details
Acid Value (mg KOH/g)	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Color (Gardner)	≤ 2
Solvent (Typical)	Xylene / Butyl Acetate / Solvent Naphtha

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