Azelaic acid gel, and a method of obtaining same

An azelaic acid gel consisting of azelaic acid, liposomes, organic solvents, buffer, gelling agents, and preferably additionally consisting of preservatives and antioxidants. The overall concentration of the azelaic acid is 15% by weight. Liposomes are obtained from purified soya or egg phosphatidyl...

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Bibliographic Details
Main Authors LANGNER, MAREK, POTACZEK, PIOTR
Format Patent
LanguageEnglish
French
German
Published 08.12.2010
Subjects
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
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Summary:An azelaic acid gel consisting of azelaic acid, liposomes, organic solvents, buffer, gelling agents, and preferably additionally consisting of preservatives and antioxidants. The overall concentration of the azelaic acid is 15% by weight. Liposomes are obtained from purified soya or egg phosphatidylcholine or from 1,2-dioleoyl-sn-glycero-3-phosphatidylcholine. The organic solvents are propylene glycol, ethanol and triethanolamine. A method of obtaining the said composition is also disclosed.
Bibliography:Application Number: EP20100164060