Synonyms: Copovidone;Copolyvidone; PVP/ VAc
CAS No.: [25086-89-9]
Trade Name: Sunvidone® VA
SUNVIDONE® VA is a vinylpyrrolidone-vinyl acetate copolymer that is soluble both in water and in alcohols.
It is used in the pharmaceutical industry as binders, granulating agents, retarding agents and film.
forming agents in drugs.
SUNVIDONE® VA meets the requirements of the latest USP/NF, Ph.Eur. and JPE
Appearance of solution (10%)
BY5, B5 min.
Loss on drying
White or slightly yellowish, free-flowing powder with a faint characteristic odor and practically no taste.
Sunvidone® VA readily dissolves in all hydrophilic solvents. Solutions of more than 10% concentration can be prepared in: water; ethanol; isopropanol; methylene chloride; glycerol; propylene glycol; It is less soluble in: ether; cyclic, aliphatic and alicyclic hydrocarbons.
• Binder for tablets and granules
Dry binder for direct compression
Sunvidone® VA is an excellent binder for tablets and granules.
Between 2% and 5%, as a proportion of the final weight of the
preparation, is usually used.
Sunvidone® VA forms films that are soluble at all pH values.
Sunvidone® VA is used in sugar-coating to improve the
adhesion of the coating to the surface of the tablet core and to
increase the capacity of the coating solution for pigments and
• Controlled-release preparations
improve their dispersibility.
PACKAGES 20KG or 25KG net in fiber drum or PP drum
If you're looking for copovidone pharmaceutical excipients with many uses, please be free to place orders with our factory. We also support customized production for the famous brands' products. And if you need, the free sample is also available for quality checking.