Polyvinylpyrrolidone (PVP)

��发布时间：2025-03-05 ��浏览次数：360次

 Chemical Name: Polyvinylpyrrolidone (PVP)

CAS Number: 9003-39-8

Molecular Formula: C6H9NO

Molecular Weight: 130,000-360,000 (depending on the grade, such as K30/K60/K90)

Appearance: White to off-white odorless powder

Solubility: Soluble in water, ethanol, acetone, and other solvents

Storage Conditions: Store in a cool, dry, well-ventilated place, avoiding moisture.

What is Polyvinylpyrrolidone (PVP)?
Polyvinylpyrrolidone (PVP) is a widely used water-soluble polymer compound with excellent biocompatibility. It is commonly used as a stabilizer, thickening agent, emulsifier, and solvent in various fields, including pharmaceuticals, cosmetics, food, and industry. PVP comes in different molecular weight grades, such as PVP K30, PVP K60, and PVP K90, each suited for different application needs.

Uses and Applications of Polyvinylpyrrolidone (PVP)

Pharmaceutical Industry
PVP is a common excipient in pharmaceuticals, widely used in tablet formulation as a binder, stabilizer, or drug release control agent. It can also improve drug solubility and enhance absorption.

Cosmetic Industry
In cosmetics, PVP is mainly used as a film-forming agent and adhesive. It helps products adhere better to the skin or hair, enhancing durability. It is commonly used in products like hairspray and skin creams.

Food Industry
PVP is also used as a food additive, mainly in beverages and foods as an emulsifier and stabilizer, helping to improve texture and appearance.

Industrial Applications
In industry, PVP is used in products like coatings, cleaners, and inks, providing stabilizing, binding, thickening, and emulsifying effects.

Safety and Side Effects
PVP is a low-toxicity chemical, generally safe for most people and widely used in food and pharmaceuticals. However, in some cases, certain individuals may experience allergic reactions to PVP. It should be kept away from the eyes and sensitive areas, and allergy testing should be conducted if necessary.

Conclusion
Polyvinylpyrrolidone (PVP) is a multifunctional polymer compound widely used in pharmaceuticals, cosmetics, food, and industrial applications. As a stabilizer, thickening agent, emulsifier, and solvent, it enhances the quality and performance of various products. Proper handling should be ensured to avoid potential allergic reactions.