Improvements in or Relating to Organic Compounds
US-2019241832-A1 · Aug 8, 2019 · US
US10982173B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-10982173-B2 |
| Application number | US-201716329764-A |
| Country | US |
| Kind code | B2 |
| Filing date | Sep 13, 2017 |
| Priority date | Sep 14, 2016 |
| Publication date | Apr 20, 2021 |
| Grant date | Apr 20, 2021 |
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A perfume composition providing differentiated odour depending on the assessment conditions is provided. The perfume composition includes a) less than 20% by weight of perfumery ingredients having an equilibrium headspace concentration (HS) between 151 and 900 microgram/l at 25° C., b) at least 35% by weight of perfumery ingredients having a HS higher than 900 microgram/l at 25° C. and b) 25% by weight of perfumery ingredients having a HS lower than or equal to 150 microgram/l at 25° C. The perfume composition reduces consumer perfume habituation to said perfume product.
Opening claim text (preview).
What is claimed is: 1. A fragrance composition for products providing perceptibly different odour characteristics from the wet stage through to the dry state, characterized in that: a) greater than 0 to less than 20% by weight of the fragrance composition comprises perfumery ingredients having an equilibrium headspace concentration between 151 and 900 microgram/l at 25° C., defined as Group A ingredients; and b) more than 40% by weight of the fragrance composition comprises perfumery ingredients having an equilibrium headspace concentration higher than 900 microgram/l at 25° C., defined as Group B ingredients; and c) more than 25% by weight, of the fragrance composition comprises perfumery ingredients having an equilibrium headspace concentration lower than or equal to about 150 microgram/l at 25° C., defined as Group C ingredients; wherein the percent (%) by weight refers to the total amount of perfume ingredients contained in said composition, wherein more than 15% by weight of perfumery ingredients are Group B ingredients that are perceivable during the wet stage of application, and more than 15% by weight of the perfumery ingredients are Group C ingredients that are perceivable during the dry stage of application, and the Group B ingredients that are perceivable during the wet stage of application and the Group C ingredients that are perceivable during the dry stage of application have mutually opposed odour characteristics. 2. The fragrance composition according to claim 1 , wherein the mutually opposed odour characters are provided by a) Group B ingredients having FRUITY odour, GREEN odour, and/or HERBAL/AROMATIC; and b) Group C ingredients having AMBER/WOODY odour; FLORAL odour, SWEET odour, MUSKY odour, and/or FRUITY odour. 3. The fragrance composition according to claim 1 , wherein the mutually opposed odour characters are provided by a) Group B ingredients having FLORAL odour; and c) Group C ingredients having AMBER/WOODY odour, SWEET odour, MUSKY odour, and/or FRUITY odour. 4. The fragrance composition according to claim 2 , wherein the FRUITY odour is provided by Group B perfumery ingredients selected from the group consisting of allyl hexanoate, ethyl hexanoate, allyl heptanoate, 3-methylbutyl acetate, 3-methylbut-2-en-1-yl acetate, pentyl butanoate, 6-methylheptan-3-one, 3-methylbutyl butanoate, 4-methylpent-4-en-2-yl 2-methylpropanoate, heptan-2-one, ethyl butanoate, ethyl 2-methylpentanoate, ethyl 2-methylbutanoate, (4S)-4,7,7-trimethyl-6-thiabicyclo[3.2.1]octane, 2-methyl-4-propyl-1,3-oxathiane, (Z)-hex-3-en-1-yl methyl carbonate, (Z)-hex-3-en-1-yl acetate, hexyl acetate, 2,6-dimethylhept-5-enal, benzaldehyde, and mixtures thereof. 5. The fragrance composition according to claim 2 , wherein the CITRUS/ALDEHYDIC odour is provided by Group B perfumery ingredients selected from the group consisting of 3,7-dimethyloct-6-enal, 4,7-dimethyloct-6-en-3-one, 6,6-dimethoxy-2,5,5-trimethylhex-2-ene, 1-phenylethanethiol, 1-methyl-4-(prop-1-en-2-yl)cyclohex-1-ene, (4R)-1-methyl-4-(1-methylvinyl)cyclohexene, 1-methyl-4-(propan-2-ylidene)cyclohex-1-ene, octanal, nonanal, 3,5,5-trimethylhexanal, (E)-dec-4-enal, decanal, and mixtures thereof. 6. The fragrance composition according to claim 2 , wherein the GREEN odour is provided by Group B perfumery ingredients selected from the group consisting of hexanal, (Z)-hex-3-en-1-ol, 4-vinylcyclohex-1-enecarbaldehyde, 2,4-dimethylcyclohex-3-enecarbaldehyde, 2,4-dimethylcyclohex-3-enecarbaldehyde, 7-methyl-3-methyleneocta-1,6-diene, (3E,5Z)-undeca-1,3,5-triene, (2E,6Z)-nona-2,6-dienal, 4-methyl-2-(2-methylprop-1-en-1-yl)tetrahydro-2H-pyran, and mixtures thereof. 7. The fragrance composition according to claim 2 , wherein the HERBAL/AROMATIC odour is provided by Group B perfumery ingredients selected from the group consisting of (2S)-1,3,3-trimethylbicyclo[2.2.1]heptan-2-yl acetate, (1S,2R,4R)-1,3,3-trimethylbicyclo[2.2.1]heptan-2-ol, (1S,4S)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-one, (2S,4S)-1,7,7-trimethylbicyclo[2.2.1]heptan-2-yl acetate, 2,6,6-trimethylbicyclo[3.1.1]hept-2-ene, 6,6-dimethyl-2-methylenebicyclo[3.1.1]heptane, 1-methyl-4-propan-2-ylbenzene, 1-methyl-4-propan-2-ylcyclohexa-1,4-diene, 2,2,6-trimethyl-6-vinyltetrahydro-2H-pyran, 3,7-dimethylocta-1,6-dien-3-yl acetate, 2,6-dimethyloct-7-en-2-ol, (1s,4s)-1,3,3-trimethyl-2-oxabicyclo[2.2.2]octane, 2-(sec-butyl)cyclohexanone, 2-isopropyl-5-methylcyclohexanone, 2-isopropyl-5-methylcyclohexanone, and mixtures thereof. 8. The fragrance composition according to claim 3 , wherein the FLORAL odour is provided by Group B perfumery ingredients selected from the group consisting of methyl 2-hydroxybenzoate, benzyl acetate, 1-phenylethanone, 2,6-dimethyloct-7-en-2-ol, 2,6-dimethylheptan-2-ol, 3,7-dimethylocta-1,6-dien-3-ol, 3,7-dimethyloctan-3-ol, methyl benzoate, 1-methoxy-4-methylbenzene, 2-(2-hydroxypropan-2-yl)-5-methylcyclohexanol, (Z)-3,4,5,6,6-pentamethylhept-3-en-2-one, and mixtures thereof. 9. The fragrance composition according to claim 2 , wherein the FLORAL odour is provided by Group C perfumery ingredients selected from the group consisting of 4-(2,6,6-trimethylcyclohex-1-en-1-yl)butan-2-one, 7,9-dimethylspiro[5.5]undecan-3-one, (E)-4-(2,6,6-trimethylcyclohex-1-en-1-yl)but-3-en-2-one, (E)-4-(2,5,6,6-tetramethylcyclohex-2-en-1-yl)but-3-en-2-one, (E)-3-methyl-4-(2,6,6-trimethylcyclohex-2-en-1-yl)but-3-en-2-one, methyl 2-(methylamino)benzoate, methyl 2-aminobenzoate, 1-(2-naphtalenyl)-ethanone, 2-ethoxynaphthalene, 2-methoxynaphthalene, (4-methoxyphenyl)methanol, 2-hexylcyclopent-2-enone, (Z)-3-methyl-2-(pent-2-en-1-yl)cyclopent-2-enone, (Z)-6-(pent-2-en-1-yl)tetrahydro-2H-pyran-2-one, pentyl 2-hydroxybenzoate, hexyl 2-hydroxybenzoate, (4Z)-hept-4-en-2-yl 2-hydroxybenzoate, benzyl 2-hydroxybenzoate, 4-cyclohexyl-2-methylbutan-2-ol, tetrahydro-4-methyl-2-(2-methylpropyl)-2H-pyran-4-ol, (4E)-9-hydroxy-5,9-dimethyl-4-decenal, 3-(4-isopropylphenyl)-2-methylpropanal, 3-(4-(tert-butyl)phenyl)propanal, 3-(benzo[d][1,3]dioxol-5-yl)-2-methylpropanal, (E)-4-((3 aS,7aS)-hexahydro-1H-4,7-methanoinden-5(6H)-ylidene)butanal, 3-(4-ethylphenyl)-2,2-dimethylpropanal, tetrahydro-4-methyl-2-(2-methylpropyl)-2H-pyran-4-ol, 3-(4-(tert-butyl)phenyl)-2-methylpropanal, 2,2-dimethyl-3-(m-tolyl)propan-1-ol, 4-(4-methylpent-3-en-1-yl)cyclohex-3-enecarbaldehyde, dec-9-en-1-ol, 3-(3-isopropylphenyl)butanal, 3-(4-isobutyl-2-methylphenyl)propanal, (E)-3-phenylprop-2-en-1-ol, 3-phenylpropan-1-ol, (1-methyl-2-(5-methylhex-4-en-2-yl)cyclopropyl)methanol, 3,7-dimethyloct-6-en-1-ol, (E)-3,7-dimethylocta-2,6-dien-1-ol, 3-methyl-5-phenylpentan-1-ol, 2,2,2-trichloro-1-phenylethyl acetate, 2-cyclohexylidene-2-phenylacetonitrile, 2-methyl-4-phenylbutan-2-ol, and mixtures thereof. 10. The fragrance composition according to claim 2 , wherein the WOODY/AMBERY odour is provided by Group C perfumery ingredients selected from the group consisting of 3-methoxy-5-methylphenol, (Z)-1-(cyclooct-3-en-1-yl)propan-1-ol, methyl 2,4-dihydroxy-3,6-dimethylbenzoate, (1-methyl-2-(((1R,3R)-2,2,3-trimethylcyclopentyl)methyl)cyclopropyl)methanol, 7-methoxy-3,7-dimethyloctan-2-ol, (E)-2-methyl-4-(2,2,3-trimethyl-1-cyclopent-3-enyl)but-2-en-1-ol, (E)-3-methyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pent-4-en-2-ol, (1-methyl-2-((1,2,2-trimethylbicyclo[3.1.0]hexan-3-yl)methyl)cyclopropyl)methanol, (E)-3,3-dimethyl-5-(2,2,3-trimethyl-3-cyclopenten-1-yl)-4-penten-2-ol, (E)-2-ethyl-4-(2,2,3-trimethylcyclopent-3-en-1-yl)but-2-en-1-ol, 3-((1R,2S,4R,6R)-5,5,6-trimethylbicyclo[2.2.1]heptan-2-yl)cyclohexanol, (E)-2-methyl-4-(2,2,3-trimethyl-1-cyclopent-3-enyl)but-2-en-1-ol, 3-methyl-5-(2,2,3-trimethylcyclopent-3-en-1-yl)pentan-2-ol, 4-(tert-butyl)cyclohexyl acetate, 2-(tert-pentyl)cyclohexyl acetate, 2-(
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