Polyvinylpyrrolidone K

Ulanqab Kema New Material Co., Ltd. is one of the most experienced manufacturers and suppliers of polyvinylpyrrolidone k in China. Please rest assured to wholesale high quality polyvinylpyrrolidone k made in China here from our factory. If you have any enquiry about free sample, please feel free to email us.

Product name: PVP Polyvinylpyrrolidone

CTFA name: POLYVINYL PYRROLIDONE K

CSC No.:9003-39-8

Molecular formula: (C₆H₉NO)_n

Physical properties:

Solubility

Easily soluble in water and solvents containing halogenated hydrocarbons, alcohols, amines, nitroalkanes and low molecular fatty acids, etc., but insoluble in a few solvents such as acetone, ether, turpentine, aliphatic hydrocarbons and alicyclic hydrocarbons. Compatible with most inorganic salts and various resins.

Crosslinked homopolymer of pure vinylpyrrolidone. It has the ability of polyvinylpyrrolidone (PVP) to complex with a variety of substances (such as various glutinous substances that cause the discoloration of beverages such as wine). And because of its insolubility, it is easy to remove after filtration.

Application:

From a biological point of view, the structural features of the PVP molecule are similar to those using a simple protein model, and even its aqueous solution’s ability to cooperate with certain small molecules and can be used by certain protein precipitants, ammonium sulfate and The precipitation properties of chloroacetic acid, tannic acid and phenols are also compatible with proteins. Among them PVPK30 has been officially listed on the market with the approval of the pharmaceutical management department. The company also supplies povidone K30 with approval number.

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