SYSTEM FOR THE IMMEDIATE RELEASE OF ACTIVE AGENTS
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United States of America Patent
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app pub date -
Aug 3, 2015
filing date -
Aug 4, 2014
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Abstract
It relates to a nonwoven fabric membrane for topical use on the skin, which comprises polymeric nanofibres and an active agent in an amount from 25 to 80% by weight with respect to the total weight of the nonwoven fabric membrane, wherein the active agent is soluble in a suitable biocompatible solvent system, and wherein the membrane is capable of releasing the active agent immediately when the membrane is contacted with an appropriate amount of the suitable solvent biocompatible system in which the active agent is completely solubilised. It also relates to a process for the preparation of the nonwoven fabric membrane, to a cosmetic or sanitary product and a kit comprising them and to their therapeutic and cosmetic uses.
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