Compositions comprising photo-labile perfume delivery

Details Compositions comprising photo-labile perfume delivery Compositions comprising photo-labile perfume delivery

2006-07-04

2006-07-04

Hardee, John R. (Department: 1751)

Cleaning compositions for solid surfaces, auxiliary compositions

With oxygen, halogen, sulfur, or nitrogen containing or...

Carboxylic or thiocarboxylic ester function in the component

C512S021000, C560S104000

Reexamination Certificate

active

07071151

ABSTRACT:
The present invention relates to photo-labile pro-fragrances, as well as a fragrance raw material delivery system comprising:i) from about 0.001% to about 100% by weight, of a photo-labile pro-fragrance compound having the formula:wherein OR is a unit derived from a fragrance raw material alcohol, HOR; R1is one or more electron donating groups; each R2is independently hydrogen, C1–C12alkyl, and mixtures thereof; andii) optionally from about 0.001% to about 50% by weight, of one or more fragrance raw materials.

REFERENCES:
patent: 5559088 (1996-09-01), Severns et al.
patent: 6096918 (2000-08-01), Anderson et al.
patent: 0 936 211 (1999-08-01), None
patent: 0 952 142 (1999-10-01), None
patent: 05 105621 (1993-04-01), None
patent: 05 105643 (1993-04-01), None

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