Patent ID: 9649403
Date: 2017-05-16
CPC Classifications: A61F,A61K,A61L,A61P

Claim:
1. A process for preparing a curcumin encapsulated chitosan alginate sponge comprising the steps of: a) incorporating curcumin in a fluid phase of oleic acid to form a curcumin-oleic acid mixture, wherein the curcumin is encapsulated in oleic acid; b) subjecting the curcumin-oleic acid mixture to a step of emulsification with a chitosan solution by homogenization; c) emulsifying the homogenized solution formed in step b) with an alginate solution by homogenization; and d) lyophilizing the emulsion of step c) to produce a chitosan alginate sponge comprising curcumin encapsulated in oleic acid.