Tablet coatings for sustained release applications are based on polyvinylacetate and povidone.
Kollicoat® SR 30 D is an aqueous dispersion of 30 % based on polyvinylacetate, povidone, and sodium lauryl sulfate.
Kollidon® SR is a powdered blend of povidone and polyvinylacetate.
Kollicoat® SR 30 D is a coating used for sustained / controlled release.
Kollidon® SR is a polyvinylacetate and povidone based matrix retarding agent for pH-independent sustained-release matrix tablets by direct compression.