PHOTO-LABILE PRO-FRAGRANCE CONJUGATES

• Main Authors: DYKSTRA, ROBERT, RICHARD, MIRACLE, GREGORY, SCOT, GRAY, LON, MONTGOMERY
• Format: Patent
• Language: English; French; German
• Published: 24.08.2011
• Subjects: ACYCLIC OR CARBOCYCLIC COMPOUNDS; ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES; CANDLES; CHEMISTRY; DETERGENT COMPOSITIONS; DETERGENTS; ESSENTIAL OILS; FATTY ACIDS THEREFROM; HETEROCYCLIC COMPOUNDS; HUMAN NECESSITIES; HYGIENE; MEDICAL OR VETERINARY SCIENCE; METALLURGY; ORGANIC CHEMISTRY; PERFUMES; PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES; PRODUCING (PRESSING, EXTRACTION), REFINING AND PRESERVINGFATS, FATTY SUBSTANCES (e.g. LANOLIN), FATTY OILS AND WAXES,INCLUDING EXTRACTION FROM WASTE MATERIALS; RECOVERY OF GLYCEROL; RESIN SOAPS; SOAP OR SOAP-MAKING; SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS

The present invention relates to photo-labile pro-fragrance conjugates comprising: a) a photo-labile unit which upon exposure to electromagnetic radiation is capable of releasing a pro-fragrance unit; and b) a pro-fragrance unit, which when so released is either i) a pro-fragrance compound capable of releasing a fragrance raw material; or ii) a fragrance raw material. The present invention relates to systems for delivering fragrances to a situs, and to laundry detergent compositions, fine fragrances, personal care and hair care compositions comprising said systems.