Description

2-Pyrrolidinone, 1-Ethenyl-, Polymer With 1-Ethenyl-1H-Imidazole is a high-performance, water-soluble copolymer designed for demanding industrial applications. This specialized polymer offers unique film-forming, adhesion, and complexation properties, making it a critical component in advanced formulations. It is essential for manufacturers in the coatings, personal care, and electronics industries seeking to enhance product performance and stability.

Application

• Hair Care & Styling Products: Acts as a superior film-forming agent and fixative in hair sprays, mousses, and gels, providing strong hold with excellent humidity resistance.
• Personal Care Formulations: Used in skin care products, sunscreens, and color cosmetics as a stabilizer, thickener, and to improve the substantivity of active ingredients.
• Industrial & Protective Coatings: Serves as a key binder and film-former in water-based coatings, adhesives, and inks, offering excellent adhesion to various substrates.
• Electronics & Photoresists: Employed in the production of photoresist materials for semiconductor manufacturing due to its solubility and film properties.
• Pharmaceutical Excipient: Functions as a binder, film-coating agent, or controlled-release matrix in tablet formulations (subject to appropriate grade and regulatory compliance).
• Textile & Fiber Treatment: Used as a sizing agent or finishing chemical to improve fiber strength, handle, and dye uptake.

Basic Information

Product Name	2-Pyrrolidinone, 1-Ethenyl-, Polymer With 1-Ethenyl-1H-Imidazole
CAS No.	29297-55-0
Molecular Formula	(C6H9NO • C5H6N2)n
Molecular Weight	Polymer - Contact for details
Synonyms	Vinylpyrrolidone/Vinylimidazole Copolymer; PVP/VI Copolymer; Copovidone; 1-Vinyl-2-pyrrolidone and 1-Vinylimidazole copolymer; Poly(vinylpyrrolidone-co-vinylimidazole); Kollidon® VA 64 (specific grade); Plasdone® S-630 (specific grade); 1-Ethenyl-2-pyrrolidinone polymer with 1-ethenyl-1H-imidazole
EINECS	Contact for details

Quality Control

Our 2-Pyrrolidinone, 1-Ethenyl-, Polymer With 1-Ethenyl-1H-Imidazole is manufactured under a strict quality management system. Each batch is tested to ensure it meets precise specifications for viscosity, residual monomers, solids content, and identity. Certificates of Analysis (COA) are provided with every shipment, documenting compliance with agreed parameters. We can supply grades suitable for cosmetic (INCI compliance) and pharmaceutical (meeting relevant pharmacopoeial monographs for Copovidone) applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from excessive heat and incompatible materials. This product is hygroscopic (moisture-sensitive); ensure containers are sealed after use to prevent moisture absorption.

Specification

Item	Specification
Appearance	White to slightly yellow powder or granules
Identification (IR)	Conforms
Assay (as Copolymer)	Min. 95.0%
K-value (1% in water)	25-35 (or as specified)
Residual Monomers (HPLC)	Max. 0.1% each
Loss on Drying	Max. 5.0%
Sulfated Ash	Max. 0.1%
pH (10% solution)	6.0 - 9.0

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