Description

2-Propenoic acid, 2-methyl-, methyl ester, polymer with 1,3-butadiene, ethenylbenzene and .alpha.-(2-methyl-1-oxo-2-propenyl)-.omega.-methoxypoly(oxy-1,2-ethanediyl) is a specialized acrylic copolymer designed to deliver a unique balance of properties. This multi-component polymer is engineered to provide excellent adhesion, flexibility, and durability in demanding formulations. It is a critical raw material for manufacturers in the coatings, adhesives, and sealants industries seeking to enhance product performance. Its specific composition makes it suitable for applications requiring strong binding power and environmental resistance.

Application

• Pressure-Sensitive Adhesives (PSAs): Used as a key component in tapes and labels for its excellent tack and peel strength.
• Industrial and Protective Coatings: Imparts flexibility, adhesion to difficult substrates, and chemical resistance in metal and plastic coatings.
• Construction Sealants and Caulks: Provides durable, elastic, and weather-resistant seals in building applications.
• Textile and Non-Woven Binders: Acts as a durable binder for fibers, offering wash and abrasion resistance.
• Automotive Adhesives and Sealants: Used in interior trim bonding and seam sealing due to its strong adhesion and vibration damping.
• Packaging Adhesives: Formulated into laminating and case-sealing adhesives for robust performance.
• Leather Finishing: Provides a flexible, protective topcoat with good feel and durability.

Basic Information

Product Name	2-Propenoic acid, 2-methyl-, methyl ester, polymer with 1,3-butadiene, ethenylbenzene and .alpha.-(2-methyl-1-oxo-2-propenyl)-.omega.-methoxypoly(oxy-1,2-ethanediyl)
CAS No.	73810-27-2
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	Acrylic copolymer; Methacrylic acid methyl ester polymer with butadiene, styrene, and PEG methacrylate; Butadiene/Styrene/Acrylate Copolymer; Poly(butadiene-co-styrene-co-methyl methacrylate-g-PEG methacrylate); Acrylic-styrene-butadiene copolymer; ASB copolymer; Modified acrylic emulsion polymer; Reactive polymeric surfactant.
EINECS	Contact for details

Quality Control

Our production of this advanced polymer adheres to strict quality management systems to ensure batch-to-batch consistency and performance reliability. Key parameters such as solids content, viscosity, pH, and glass transition temperature (Tg) are rigorously monitored. Certificates of Analysis (COA) detailing all relevant specifications are provided with every shipment to support your quality assurance protocols.

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 stability, avoid freezing and prolonged exposure to elevated temperatures.

Specification

Item	Specification
Appearance	Milky white emulsion or solid
Solids Content	Contact for details
Viscosity	Contact for details
pH	Contact for details
Glass Transition Temp (Tg)	Contact for details
Residual Monomer	< 0.5%

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