Kollidon SR is a blend of polyvinyl acetate and povidone (K 30) in the ratio 8:2 used in the pharmaceutical industry as a matrix-forming agent for manufacture of directly compressible sustained-release tablets.
Item name:Kollidon SR
Specification:20kg
Kollidon SR is derived from a polyvinyl acetate-dispersion (Kollicoat SR 30D) and
appears as a spray dried, non hygroscopic powder consisting of polyvinyl acetate (8
parts w/w) and polyvinyl pyrrolidone (2 parts w/w). As shown in table 1 the product
proofs to have excellent flow properties. The angle of repose was determined to be
far below 30° and the flow time of 150 ml powder passing a Pfrengle-funnel was fast
and consistent.
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