Description

Styrene/2-Ethylhexylacrylate/Methylmethacrylate/Acrylicacid is a specialized multi-component copolymer designed to deliver a unique balance of properties for advanced material formulations. This compound matters because it combines the hardness and clarity of styrene and methyl methacrylate with the flexibility and adhesion imparted by 2-ethylhexyl acrylate and acrylic acid. It is primarily needed by manufacturers in the coatings, adhesives, and sealants industries seeking to enhance product performance, durability, and application versatility.

Application

• Industrial and Architectural Coatings: Used as a key binder to improve film formation, weather resistance, and gloss in paints and varnishes.
• Pressure-Sensitive Adhesives (PSAs): Provides excellent tack, peel strength, and shear resistance for labels, tapes, and graphic films.
• Textile and Leather Finishes: Imparts durable, flexible, and water-resistant coatings to fabrics and synthetic leather.
• Sealants and Caulks: Enhances elasticity, adhesion to various substrates, and long-term weatherability.
• Paper and Packaging Coatings: Used to create barrier properties, improve printability, and provide surface gloss.
• Industrial Binders: Serves as a polymeric binder in non-woven fabrics, fiber composites, and construction materials.

Basic Information

Product Name	Styrene/2-Ethylhexylacrylate/Methylmethacrylate/Acrylicacid
CAS No.	27306-43-0
Molecular Formula	(C8H8·C11H20O2·C5H8O2·C3H4O2)x
Molecular Weight	Varies (Polymer)
Synonyms	Styrene/2-EHA/MMA/AA copolymer; Acrylic copolymer; Styrene acrylate copolymer; 2-Ethylhexyl acrylate-methyl methacrylate-styrene-acrylic acid polymer; Acrylic-styrene copolymer; Poly(styrene-co-2-ethylhexyl acrylate-co-methyl methacrylate-co-acrylic acid); SAE copolymer; Multi-acrylate copolymer resin
EINECS	Contact for details

Quality Control

Our Styrene/2-Ethylhexylacrylate/Methylmethacrylate/Acrylicacid copolymer is produced under a stringent quality management system. Each batch undergoes rigorous testing for critical parameters including monomer content, molecular weight distribution, viscosity, and acid value to ensure batch-to-batch consistency and performance reliability. Certificates of Analysis (COA) documenting these specifications are available upon request 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 room temperature (15-25°C). Keep away from heat sources and open flame. For long-term storage, consider under an inert atmosphere to maintain polymer stability.

Specification

Item	Specification
Appearance	Clear to slightly hazy viscous liquid or solid
Solid Content	Contact for details
Viscosity	Contact for details
Acid Value	Contact for details
Glass Transition Temperature (Tg)	Contact for details
Residual Monomers	< 0.5% (by GC)
Color (Gardner)	≤ 2
Solubility	Soluble in common organic solvents

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