Polyfilter™ R is a cross-linked homopolymer of vinylpyrrolidone (Polyvinylpolypyrrolidone). In the form of powder,Polyfilter™ R is insoluble in water and normal solvents. In the form of powder, Polyfilter™ R is insoluble in water and normal solvents. Polyfilter™ R is insoluble in water and all other standard solvents, so it's widely used to stabilizes a variety of beverages. Polyfilter™ R can selectively absorb Polyphenols from any type of beverages. It's widely used in beer, wine, and other beverage products(Tea,Juices).
Boai NKY Pharmaceuticals (NKY) has become the largest Chinese producer of PVP’s and the third largest global producer. Some of the products they offer are GBL,PVP K series, Copovidone, VP/VA copolymer series, PVPP and PVM/MA copolymers. NKY is committed to the research and development of new products and technologies to bring new solutions and added value to their customers products.
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