Patent ID: 6610646
Filing Date: 2003-08-26
Classification: A61K,A61Q,C11B,C11D

Abstract:
A fragrance delivery system comprising:a) a pro-fragrance component comprising: i) P number of a pro-fragrance, a pro-accord, or mixtures thereof, each of which is capable of releasing at least one fragrance raw material f, wherein at least one of said fragrance raw materials, f, which is capable of being released, satisfies the boundary condition defined by: &khgr;>n(vD) â€ƒwherein &khgr; is 100% of the amount of said fragrance raw material, f, which is releasable from all of said pro-fragrances or pro-accords which are capable of releasing said fragrance raw material; vD is the odor detection concentration of said one fragrance raw material, f, which satisfies said boundary condition; P is at least 1; n is a multiple of the odor detection concentration and is equal to at least 1; ii) optionally fragrance raw material release modifiers; and b) a free fragrance component comprising: i) an initial amount, &egr;, of said at least one fragrance raw material, f, which satisfies the boundary condition defined in (a); wherein &egr; is defined as: &egr;&lE;a(&khgr;) â€ƒa is 10; ii) optionally the balance one or more other fragrance raw materials, carriers, and adjunct ingredients.