Abstract: Stable, topically applicable water-in-oil emulsions, well suited for therapeutically treating irritated/sensitive skins and having high electrolyte content, comprise (a) at least 26 by weight of at least one water-soluble metal salt, (b) at least one hydrophobic gelling agent, (c) less than 5% by weight of at least one emulsifying agent, and, advantageously, at least one biologically active agent, for example an active agent that modulates skin differentiation and/or proliferation and/or pigmentation, an anti-inflammatory, an antibacterial, an antifungal, etc., and/or at least one keratolytic active agent, neuropeptide antagonist and/or inflammation-mediator antagonist.
Type:
Grant
Filed:
October 3, 1997
Date of Patent:
July 29, 2003
Assignee:
La Roche Posay-Laboratoire Pharmaceutique
Abstract: Combinatory antimicrobial immixtures comprising at least one antimicrobial hydrolipid and/or lipid and an antimicrobially synergistically effective amount of at least one glyceryl monoalkyl ether are well suited for formulation, as preservatives, into a wide variety of pharmaceutical/cosmetic compositions.
Type:
Grant
Filed:
May 17, 1996
Date of Patent:
April 7, 1998
Assignee:
La Roche Posay Laboratoire Pharmaceutique
Inventors:
Veronique Burnier, Jean Pierre Brissonnet
Abstract: Cosmetic compositions well suited for removing makeup from the skin and/or eyes, and/or for the cleansing thereof, include a cosmetically acceptable vehicle or carrier comprising a fatty phase and an aqueous phase, and further comprise (a) a polyethylene glycol diester and (b) a quaternary phosphate of formula (I): ##STR1## in which R is a cyclic, acyclic, aliphatic, aromatic or heterocyclic tertiary amine having at least 6 carbon atoms, X is an anion, A is an alkali metal, and x and y are two integers such that (x+y)=3, with the proviso that x cannot be zero.
Type:
Grant
Filed:
April 27, 1995
Date of Patent:
March 4, 1997
Assignee:
La Roche Posay Laboratoire Pharmaceutique