Polyvinylpyrrolidone K90 Pvp K90 China Suppilers

The structure of our Povidone K30, Crospovidone Xl 10, PVPP is ahead of similar domestic instruments, and the design appearance and performance are comparable to imported similar products. As always, we are adhering to the enterprise spirit of "reform, innovation, truth-seeking and enterprising", creating a source of power for vigorous development, constantly surpassing ourselves, and writing the new era with hard work and sweat. We wholeheartedly identify problems and solve them in our work. Our unremitting efforts have laid a solid foundation for our sustainable operation, and shaped our corporate culture and core values: diligence and simplicity, sustainable operation and dedication to society. We always insist on providing employees with generous welfare benefits and various subsidies.

Product Description:

This product is obtained by polymerizing pyrrolidone and ethylene to generate vinyl pyrrolidone monomer under pressure and polymerizing it under the action of a catalyst. The homopolymer of 1-vinyl-2-pyrrolidone has an average molecular weight of 3.8X104 and the molecular formula is (C₆H₉NO)n, where n represents the average number of 1-vinyl-2-pyrrolidone chains.

Basic Info:

Product name: polyvinylpyrrolidone k90

Chemical Name: 1-vinyl-2-pyrrolidone homopolymer

CTFA name: POLYVINYLPYRROLIDONE

CAS No.: 9003-39-8

Molecular formula: (C₆H₉NO)_n

Odour: Odorless or slight odor

Appearance: white powder or colorless transparent liquid

Color: White or light yellow powder

Packing: 25kg/ cardboard drum

Origin: China

Solubility:

Polyvinylpyrrolidone k90 is a water-soluble polymer, which is not only miscible with water, but also soluble in many alcohols, carboxylic acids, amines, and other organic solvents.

Film-forming properties:

Polyvinylpyrrolidone k90has very good film-forming properties. PVP can be cast or coated to form a film when dissolved in some solvents such as water, methanol, ethanol, etc.).

Application:

Pharmaceutical grade polyvinylpyrrolidone k90 product index k-90, K value 81-97, residual single%≤0.1 moisture%≤5.0 ignition residue%≤0.1, PH value (5% aqueous solution) 3-7 N % 11.5-12.8 Aldehydes (calculated as acetaldehyde)% ≤0.05 Heavy metals (calculated as lead PPM) ≤10 swelling (PPM) ≤1 peroxide% (H₂O₂) ≤400 Technical Grade PVP-K90 Items k-90 (aq. ) K value 90-103 Residual single% ≤ 0.2 Moisture%-ignition residue% ≤ 0.1 PH value (5% aqueous solution) 5-9 Solid content% 20±1

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