Product Description:
Pharmacopoeia Name: Copovidone (USP), Copovidonum (EP)
Chemical Name: Copolymer of Vinyl Pyrrolidone and Vinyl Acetate
INCI/CTFA:VP/VA Copolymer
CAS number:25086-89-9
Packaging and storage
Solid powder 25KG/cardboard barrel, liquid 50KG/plastic barrel, light-shielded, sealed, stored in a cool and dry place.
Application performance
Biomedical field: mainly used as water-soluble adhesive and dry adhesive in granulation and direct tableting technology, as film-forming material in film coating, and as pore former in masking agent. Used in sugar coating to prevent cracking, and bottom coating for moisture-proof.
Daily cosmetics field: PVP-VA series plays the role of film former and setting agent. The higher the proportion of vinyl acetate, the lower the hygroscopicity, which is suitable for mousse, spray and setting liquid. If mixed with PVP-K30, it can enhance the setting effect.
Other industrial uses: can be used for rewet binders and paper adhesives. As thickeners and protective colloids for various inks. Water-soluble PVP-VA64 series products are also commonly used emulsifiers and protective colloids for plant protection agents, and can also be used as adhesives for coatings. |