Polyvinylpyrrolidone Vinyl Acetate Copolymer
Polyvinylpyrrolidone vinyl acetate vp va copolymer is a white free flowing powder.
Polyvinylpyrrolidone vinyl acetate copolymer. Copovidone poly 1 vinylpyrrolidone co vinyl acetate pvp va vinyl pyrrolidone vinyl acetate copolymer pvp va 64 powder pvp va 64w pvp va 73w. In cosmetics and personal care products vp va copolymer is used primarily in the formulation of hair care products but can also be found in skin and nail products. Polyvinylpyrrolidone vinyl acetate pvp va resins are linear random copolymers produced by the free radical polymerization of the monomers in ratios varying from 70 30 to 30 70 vinyl acetate to vinylpyrrolidone. Find sigma aldrich 190845 msds related peer reviewed papers technical documents similar products more at sigma aldrich.
In cosmetics and personal care products vp va copolymer is used primarily in the formulation of hair care products but can also be found in skin and nail products. Kollidon va 64 is a vinylpyrrolidone vinyl acetate copolymers. It is used as dry binder for direct compression tableting as granulating agent as retarding and as a film forming agent as well as in taste masking applications. Why is it used in cosmetics and personal care products.
Poly 1 vinylpyrrolidone co vinyl acetate average mw 50 000 gpc vs. Suppliers and manufactures with identical cas number as polyvinylpyrrolidone vinyl acetate for the following products supplier are listed below. Both a 28 day and a 90 day feeding study with pvp va copolymer in the rat revealed a noael of 1000 mg kg bw day highest dose tested. Members of the pvp va copolymer series serve as primary film formers in a variety of products demanding different degrees of water resistance.
Pvp va copolymer is poorly absorbed orally and largely excreted intact in the faeces. Polyvinylpyrrolidone vinyl acetate vp va copolymer is a white free flowing powder. Suppliers and manufactures with identical cas number as vinyl pyrrolidone vinyl acetate copolymer for the following products supplier are listed below. Poly 1 vinylpyrrolidone co vinyl acetate polectron 845.
Pvp va copolymers are available as white powders or clear solutions in ethanol isopropanol and water. Polyvinylpyrrolidone vinyl acetate copolymers film formers for aerosol aqueous and organic solvent systems ashland offers formulators a series of vinylpyrrolidone vinyl acetate copolymers. The panel on food additives and nutrient sources added to food provides a scientific opinion on the use of polyvinylpyrrolidone vinyl acetate pvp va copolymer in food supplements.