Description

2-Propenoic acid, 2-methyl-, methyl ester, polymer with ethenylbenzene and 1-ethenyl-2-pyrrolidinone is a high-performance, multi-component polymer designed for advanced material applications. This specialized copolymer combines the properties of methacrylate, styrene, and vinylpyrrolidone monomers to deliver exceptional film-forming, adhesion, and stability characteristics. It is essential for formulators and manufacturers in the coatings, adhesives, and specialty chemical industries seeking to enhance product durability and performance.

Application

• Industrial and Protective Coatings: Used as a key film-forming agent and binder in high-performance paints, varnishes, and metal coatings for enhanced weather resistance and adhesion.
• Adhesives and Sealants: Serves as a primary polymer component in pressure-sensitive adhesives (PSAs), construction sealants, and laminating adhesives, providing strong bonding and flexibility.
• Printing Inks: Acts as a resin binder in flexographic, gravure, and screen printing inks, improving gloss, rub resistance, and substrate adhesion.
• Textile and Leather Finishes: Employed in coatings and finishes for textiles, non-wovens, and leather to impart water resistance, durability, and a desired hand feel.
• Paper Coatings: Enhances the surface strength, printability, and gloss of specialty papers and paperboard.
• Personal Care Products: Functions as a film former and fixative in hair sprays, mousses, and other styling products, as well as in cosmetic formulations.

Basic Information

Product Name	2-Propenoic acid, 2-methyl-, methyl ester, polymer with ethenylbenzene and 1-ethenyl-2-pyrrolidinone
CAS No.	34149-85-4
Molecular Formula	(C5H8O2.C8H8.C6H9NO)x
Molecular Weight	Polymer - varies by grade
Synonyms	Methyl methacrylate / Styrene / Vinylpyrrolidone copolymer; MMA/St/VP copolymer; Methacrylate-styrene-vinylpyrrolidone terpolymer; Poly(methyl methacrylate-co-styrene-co-vinylpyrrolidone); 2-Methyl-2-propenoic acid methyl ester polymer with ethenylbenzene and 1-ethenyl-2-pyrrolidinone; Acrylic-styrene-vinylpyrrolidone resin
EINECS	Contact for details

Quality Control

Our production of this advanced polymer adheres to strict quality management systems. Every batch undergoes comprehensive analytical testing to ensure consistent molecular weight distribution, monomer content, and physical properties. A detailed Certificate of Analysis (COA) is provided with each shipment, confirming compliance with agreed specifications for parameters such as solids content, viscosity, and residual monomers.

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). This product is hygroscopic (moisture-sensitive). Keep the container tightly sealed when not in use to prevent moisture absorption, which can affect product performance.

Specification

Item	Specification
Appearance	White to off-white powder or beads
Identification (IR)	Conforms to structure
Assay (Solid Content)	≥ 98.0 %
Residual Monomers	< 0.5 % (by HPLC)
Glass Transition Temperature (Tg)	Contact for details
Molecular Weight (Mw)	Grade-dependent
Loss on Drying	< 2.0 %

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