Copovidone / N-vinylpyrrolidone (NVP) and linear copolymer of vinyl acetate (VA). ( PVP / VA)
PVP VA64 / VA73
CAS number: 25086-89-9
Properties: white free flowing powder. Soluble in water and most common organic solvents.
Product application: As a binder for tablets and granules, wet, dry granulation or direct compression method can be used. This product is used as a film coating. It is often used in combination with cellulose derivatives, shellac, and high molecular weight polyethylene glycol to increase the strength of the film, adjust the flexibility and solubility of the film; in general, it is not necessary to add ester plasticizers. . It is widely used as a film-forming agent in hair masks and waxes in cosmetics.