VESICLES FOR DELAYED DELIVERY OF FRAGRANCE THEIR PREPARATION AND USE THEREOF

Disclosed is a multilamellar vesicle in the shape of a rotational body comprising two or more concentric lipid double layers and fragrance wherein the vesicle has a mean diameter between 100 and 800 nm, the lipid double layers comprisea) at least one surfactant having a HLB value of greater than 6,...

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Bibliographische Detailangaben
Hauptverfasser:	DAHMS, Gerd, WAGDARE, Nagesh Appasaheb
Format:	Patent
Sprache:	eng ; fre ; ger
Schlagworte:	ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES CANDLES CHEMISTRY DETERGENT COMPOSITIONS DETERGENTS FATTY ACIDS THEREFROM HUMAN NECESSITIES HYGIENE MEDICAL OR VETERINARY SCIENCE METALLURGY PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES RECOVERY OF GLYCEROL RESIN SOAPS SOAP OR SOAP-MAKING SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS USE OF SINGLE SUBSTANCES AS DETERGENTS
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Beschreibung
Zusammenfassung:	Disclosed is a multilamellar vesicle in the shape of a rotational body comprising two or more concentric lipid double layers and fragrance wherein the vesicle has a mean diameter between 100 and 800 nm, the lipid double layers comprisea) at least one surfactant having a HLB value of greater than 6, andb) an amphiphilic compound having a logP value of 1 or above, andwherein the vesicle comprises in addition to components a) and b) a fragrance having a log P value of 1 or above.The fragrance is encapsulated in the vesicles. The encapsulated fragrance is stable during storage conditions and the vesicles have long-lasting fragrance release on use thereof. The vesicles may be used in cosmetic formulations or in laundry formulations.