A - Human Necessities – 61 – K
Patent
A - Human Necessities
61
K
A61K 9/14 (2006.01) A61K 8/11 (2006.01) A61K 8/85 (2006.01) A61K 9/00 (2006.01) A61Q 19/00 (2006.01) C11D 3/37 (2006.01) C11D 17/00 (2006.01)
Patent
CA 2626562
The invention relates to encapsulated, microparticulate active ingredient formulations for the controlled release of active ingredients on the skin and appendages, consisting of encapsulation material as shell and at least one enclosed biologically active ingredient as core, which is characterized in that enzymatically degradable organic hyper-branched polymers containing ester groups are used as encapsulation materials.
L~invention a pour objet une substance active microparticulaire encapsulée, formulée de manière à contrôler la libération de substances actives sur la peau et les phanères, ladite substance active étant composée d~un matériau d~encapsulation en tant qu~enveloppe et d~au moins une substance biologiquement active encapsulée en tant que noyau, ladite substance étant caractérisée en ce qu'un polymère organique hyperramifié dégradable enzymatiquement et contenant des groupes ester est utilisé en tant que matériau d~encapsulation.
Arlt Wolfgang
Hills Geoffrey
Klee Saskia
Kobus Axel
Lersch Peter
Evonik Goldschmidt Gmbh
Marks & Clerk
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