Improvements in or relating to modified cellulose films

Details Improvements in or relating to modified cellulose films Improvements in or relating to modified cellulose films

C - Chemistry, Metallurgy

08

K

C08K 5/00 (2006.01) A61K 9/48 (2006.01) C08J 5/18 (2006.01) C08K 5/09 (2006.01) C08L 1/28 (2006.01)

Patent

CA 2443242

A hydroxypropyl methyl cellulose film comprises hydroxypropyl methyl cellulose plasticised with a plasticiser comprising a fruit acid or a salt or a fruit acid, preferably lactic acid. The film is safe for human consumption and finds use as a wall material of an ingestible delivery capsule, e.g. containing a dose of pharmaceutical preparation.

L'invention concerne une pellicule de cellulose d'hydroxypropyle méthyle comportant de la cellulose d'hydroxypropyle méthyle, plastifiée au moyen d'un agent plastifiant contenant un acidifiant ou un sel d'acidifiant, de préférence de l'acide lactique. Ladite pellicule n'est pas toxique pour l'humain et peut servir de matériau d'enrobage d'une gélule d'administration par voie orale contenant par ex. une dose d'une préparation pharmaceutique.

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