2 Under which category can the solution be classified? Under which industry can the solution be classified? Category? Industry?
3 What group is it and where are you going to use it? Where are you going to use it and what group is it? Group and application? Application and group?
Chemical group Application
Application Chemical group
Solution
4Solution
Binders > for wet granulation
Synthetic excipients – polyvinylpyrrolidone (povidone) and polyvinyl pyrrolidone-vinyl acetate - are one of the most important substances in the pharmaceutical industry in wet granulation.
Brands
Kollidon®
Properties
Polyvinylpyrrolidone (povidone) and polyvinyl pyrrolidone-vinyl acetate are soluble in all commonly used solvents. Kollidon® 25 and Kollidon® 30 are medium molecular weight polymers. Kollidon® 90 F is a high molecular weight binder and suspension stabilizer. Kollidon® VA 64 and Kollidon® VA 64 Fine are polyvinyl pyrrolidone-vinyl acetate copolymers. Kollidon® SR is a polyvinyl acetate polyvinyl pyrrolidone copolymer.
Applications
Kollidon® 25 and Kollidon® 30 are tablet binders for wet granulation. Kollidon® 90 F is a suspension stabilizer and thickener. Kollidon® VA 64 and Kollidon® VA 64 Fine are used as binders in wet granulation, as film former used for coatings respectively sub coatings and for topical sprays. They are also used in roller compaction and melt extrusion. Kollidon® SR is used as retarding agent for pH-independent release matrix preparations.
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