A - Human Necessities – 61 – L
Patent
A - Human Necessities
61
L
A61L 15/24 (2006.01) A61K 31/7016 (2006.01) A61K 33/38 (2006.01) A61L 15/44 (2006.01)
Patent
CA 2687731
The present invention relates to the use, as an agent for salting out an active substance in a composition for a dressing, of a copolymer of a salt of 2-methyl-2-[(1-oxo-2-propenyl)amino]-1-propanesulphonic acid and the 2-hydroxyethyl ester of propenoic acid. It also relates to dressings of the type comprising at least one fatty substance and/or an elastomeric matrix and at least one active substance, which incorporate the aforementioned copolymer.
La présente invention concerne l'utilisation, en tant qu'agent de relargage d'une substance active dans une composition pour pansement, d'un copolymère d'un sel de l'acide 2-méthyl-2-[(1-oxo-2-propènyl)amino]-1-propanesulfonique et de l'ester 2-hydroxyéthyle de l'acide propénoïque. Elle concerne également des pansements du type comprenant au moins un corps gras et/ou une matrice élastomérique et au moins une substance active qui incorporent le copolymère précité.
Laboratoires Urgo
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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