Description

Polyvinylpyrrolidone (PVP) is a versatile, water-soluble synthetic polymer valued for its exceptional binding, film-forming, and complexing properties. Its biocompatibility and inert nature make it a critical excipient and processing aid across numerous high-value industries. This polymer is essential for manufacturers in the pharmaceutical, personal care, food & beverage, and industrial sectors seeking reliable performance and consistent quality.

Application

• Pharmaceuticals: Widely used as a binder in tablet formulations, a solubilizing agent in oral liquids and injectables, and a stabilizer in protein-based drugs and vaccines.
• Personal Care & Cosmetics: Serves as a film-former in hair sprays and mousses, a thickener and stabilizer in shampoos and creams, and a dispersant in color cosmetics.
• Food & Beverage: Employed as a clarifying agent for beer, wine, and juices, and as a stabilizer and thickener in various food products.
• Industrial Applications: Acts as a dispersant and protective colloid in adhesives, paints, inks, and ceramic processing.
• Detergents & Cleaning: Functions as an anti-redeposition agent and dye transfer inhibitor in laundry detergents.
• Biotechnology & Diagnostics: Used as a cryoprotectant for cell preservation and a component in diagnostic test strips and membranes.

Basic Information

Product Name	Polyvinylpyrrolidone
CAS No.	9003-39-8
Molecular Formula	(C6H9NO)n
Molecular Weight	Varies by K-value grade (e.g., 10,000 - 1,500,000 g/mol)
Synonyms	PVP; Povidone; Polyvidone; 1-Ethenyl-2-pyrrolidinone homopolymer; Kollidon®; Plasdone®; Poly[1-(2-oxo-1-pyrrolidinyl)ethylene]; 1-Vinyl-2-pyrrolidinone polymer
EINECS	202-750-9

Quality Control

Our Polyvinylpyrrolidone is manufactured under strict quality management systems. We offer various grades, including USP/NF, Ph. Eur., and FCC, to meet diverse regulatory requirements. Each batch is accompanied by a comprehensive Certificate of Analysis (COA) detailing parameters such as K-value, residual monomer, heavy metals, and loss on drying, ensuring compliance with your specific application 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). This product is hygroscopic (moisture-sensitive); keep the container tightly sealed when not in use to prevent moisture absorption and caking.

Specification

Item	Specification
Appearance	White to off-white powder or flakes
Identification (IR)	Conforms
K-value	Specified grade (e.g., K-12, K-17, K-25, K-30, K-90)
Assay (on dried basis)	NLT 95.0%
Loss on Drying	NMT 5.0%
Residue on Ignition	NMT 0.1%
Heavy Metals (as Pb)	NMT 10 ppm
pH (5% solution)	3.0 - 7.0
Nitrogen Content	11.5% - 12.8%

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