Perfume delivery system

Details Perfume delivery system Perfume delivery system

C - Chemistry, Metallurgy

11

D

C11D 3/50 (2006.01) A61K 8/25 (2006.01) A61K 8/26 (2006.01) A61Q 5/12 (2006.01) A61Q 13/00 (2006.01) C11D 3/00 (2006.01) C11D 3/12 (2006.01) D06M 13/00 (2006.01)

Patent

CA 2592019

Perfume delivery systems, comprising insoluble carrier particles with surface silanols, which have been grafted with an organosilane and which carry organic residues with a positively charged functional group and a fragrance absorbed to or absorbed into the carrier paticles. The perfume delivery systems impart a long lasting fragrance to fabric treated with compositions containing the perfume delivery system.

L~invention décrit des systèmes de libération de parfum, comprenant des particules porteuses insolubles avec des silanols de surface, qui ont été greffés avec un organosilane et qui transportent des résidus organiques avec un groupe fonctionnel chargé positivement et une fragrance absorbée dans les particules porteuses. Les systèmes de libération de parfum confèrent une fragrance durable au tissu traité avec les compositions contenant lesdits systèmes.

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