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US 6,413,920 B1Granted
Amine reaction compounds comprising one or more active ingredient
AssigneeThe Procter & Gamble Company
InventorsJean-Luc Philippe Bettiol, Alfred Busch, Hugo Denutte, Christophe Laudamiel, Peter Marie Kamiel Perneel, Marie Montserrat Sanchez-Pena, Johan Smets
Life of this patent
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Abstract
The present invention relates to a product of reaction between a primary and/or secondary amine and one or more active ingredients. By the present invention, there is provided a release of the active component over a longer period of time than by the use of the active itself.
Claims13
A perfume releasing compound, said compound is the reaction product of:
- a) an amine having the formula:
- wherein R is C2-C12 alkylene, R′ is hydrogen, m is from 2 to 700, n is from 0 to 350, m+n is at least 5, said amine having an Odor Intensity Index of less than a 1% solution of methyl anthranilate in dipropylene glycol;
- b) an aldehyde perfume, a ketone perfume, and mixtures thereof;
- wherein said perfume releasing compound has a Dry Surface Odor Index of more than 5.
1 more element
A perfume releasing compound, said compound is the reaction product of:
- a) an amine having the formula:
- wherein the indices m and n are selected such that said polyethyleneimine has a molecular weight of from 150 to 2,000,000, said amine having an Odor Intensity Index of less than a 1% solution of methyl anthranilate in dipropylene glycol;
- b) an aldehyde perfume, a ketone perfume, and mixtures thereof;
- wherein said perfume releasing compound has a Dry Surface Odor Index of more than 5.
1 more element
A perfume releasing compound comprising the reaction product of:
- a) an amine having the formula:
- wherein R is C2-C12 alkylene, R′ is hydrogen, m is from 2 to 700, n is from 0 to 350, m+n is at least 5, said amine having an Odor Intensity Index of less than a 1% solution of methyl anthranilate in dipropylene glycol;
- b) an aldehyde perfume, a ketone perfume, and mixtures thereof, wherein said aldehyde and ketone has an Odor Detection Threshold less than or equal to 1 ppm;
- wherein said compound has a Dry Surface Odor Index of more than 5.
1 more element
Dependencies are inferred from the claim text.