Copovidonum; Vinylpyrrolidone and vinyl acetate copolymer
VP/VA Copolymers with different rations of N-Vinylpyrrolidone to Vinyl Acetate,soluble in most organic solvents.Which exists in powder,water solution and ethnol solution form.VP/VA compolymer forms hard,water-removable and glossy films,it has excellent compatibility with many plasticizers and modifiers,an the hydroscopicity decreases in proportion to the ration of Vinyl acetate.
Mainly used as a water-soluble binder and dry binder when used in wet granulation and direct compression tablet processes,also used as a film-forming material in film coatings.
Package & Storage
Storage: Stored in cool, dry and ventilation place, away from fire and heat.