Freshening compositions resisting scent habituation

Patent metadata

Field	Value
Publication number	US-9499770-B2
Application number	US-201514642913-A
Country	US
Kind code	B2
Filing date	Mar 10, 2015
Priority date	Mar 10, 2015
Publication date	Nov 22, 2016
Grant date	Nov 22, 2016

Abstract

The present application relates to perfume raw materials, perfume blends, perfume delivery systems and air care products comprising such perfume raw materials, perfume blends and/or such perfume delivery systems, as well as processes for making and using such perfume raw materials, perfume delivery systems and air care products. The perfume blends disclosed herein expand the perfume communities' options.

First claim

What is claimed is:

1. A freshening composition comprising a perfume blend comprising about 0.0000001% to about 10%, by weight of said perfume blend, of a sulfur accord, said sulfur accord comprises:
(a) about 1% to about 99%, by weight of said sulfur accord, of 1-butylsulfanylbutane; and
(b) about 1% to about 99%, by weight of said sulfur accord, of a sulfur-containing perfume raw material selected from the group consisting of: 2-(4-methyl-1,3-thiazol-5-yl)ethanol; 2-methylthio-3-methyl sulfanyl pryazine; 5-Mercapto-5-methyl-3-hexanone; 4,7,7-trimethyl-6-thiabicyclo[3.2.1]octane; 2-isobutylthiazole; 2-isopropyl-4-methyl thiazole; 5-methyl-2-(2-sulfanylpropan-2-yl)cyclohexan-1-one; limonene thiol; 4 methyl 4 mercapto pentane 2 one 1 ppm TEC; 2-acetyl thiazole; oxane; 4-methoxy-2-methyl-2-butanethiol; and mixtures thereof;

wherein said composition resists the fragrance habituation of a consumer to the freshening composition.

2. The composition of claim 1 , wherein said sulfur accord further comprises a perfume raw material having a sulfide moiety selected from the group consisting of: ethyl 3-methylsulfanylpropanoate; 2-(methylsulfanylmethyl)furan; methylsulfanylmethane; methylsulfanylethane; 3-methylsulfanylprop-1-ene; S-methyl ethanethioate; ethylsulfanylethane; 1-methylsulfanylpropane; S-ethyl ethanethioate; 1-methylsulfanylbutane; 2-propan-2-ylsulfanylpropane; bis(methylsulfanyl)methane; 1-ethylsulfanylpropane; thiolane; 1-propylsulfanylpropane; 1-ethylsulfanylbutane; S-ethyl propanethioate; S-methyl butanethioate; S-methyl 3-methylbutanethioate; 3-methylsulfanylpropanal; 3-prop-2-enylsulfanylprop-1-ene; methyl 2-methylsulfanylacetate; S-prop-2-enyl propanethioate; 1-methylsulfanylbutan-2-one; 4-methylsulfanylbutan-2-one; 3-methylsulfanylpropan-1-am; 2,4,6-trimethyl-1,3,5 -trithiane; 3-methylsulfanylbutanal; 2-methyl-1,3-thiazolidine; 2-methyl-4,5-dihydro-1,3-thiazole; ethyl 2-methylsulfanylacetate; methyl 3-methylsulfanylpropanoate; S-propan-2-yl 3-methylbutanethioate; 4-methyl-4-methylsulfanylpentan-2-one; 2-methyl-1,3-dithiolane; methyl 2-methylsulfanylbutanoate; S-methyl furan-2-carbothioate; S-propan-2-yl 3-methylbut-2-enethioate; thiolan-3-one; 3,5-diethyl-1,2,4-trithiolane; methylsulfanylmethylbenzene; 3-methylsulfanylpropan-1-ol; 2-(propan-2-ylsulfanylmethyl)furan; 2-methyl-5-methylsulfanylfuran; S-(furan-2-ylmethyl) methanethioate; 1,2,4-trithiolane; 2-methylthiolan-3-one; 4-methylsulfanylbutan-1-ol; S-butan-2-yl 3-methylbutanethioate; S-butan-2-yl 3-methylbut-2-enethioate; S-(furan-2-ylmethyl) ethanethioate; 2-propyl-1,3-thiazolidine; 3-methyl-1,1-bis(methylsulfanyl)butane; 3-ethylsulfanylpropan-1-ol; S-methyl benzenecarbothioate; 3,5-dimethyl-1,2,4-trithiolane; S-butan-2-yl 2-methylbutanethioate; methylsulfanylbenzene; 1-pentylsulfanylpentane; (2R,4S)-2-methyl-4-propyl-1,3-oxathiane; 2-methyl-4-propyl-1,3-oxathiane; ethyl 2-methyl-2-methylsulfanylpropanoate; S-(furan-2-ylmethyl) propanethioate; 4,7,7-trimethyl-6-thiabicyclo[3.2.1]octane; 3-methyl-1,2,4-trithiane; methylsulfanylmethyl hexanoate; 1-(4,5-dihydro-1,3-thiazol-2-yl)ethanone; 3-methylsulfanylpropanoic acid; 5-methylsulfanyl-2-(methylsulfanylmethyl)pent-2-enal; 4,5-dimethyl-2-(2-methylpropyl)-2,5-dihydro-1,3-thiazole; 3-methylsulfanylhexan-1-ol; 2-methyl-4,5-dihydrofuran-3-thiol acetate; 4-(3-oxobutylsulfanyl)butan-2-one; 3-methylsulfanylbutanoic acid; 2-methylsulfanylpyrazine; 2-methyl-3-methylsulfanylpyrazine; 2-(furan-2-ylmethylsulfanylmethyl)furan; 2-(methylsulfanylmethyl)pyrazine; 3,5-di(propan-2-yl)-1,2,4-trithiolane; 2-methylsulfanylphenol; 2-methyl-3-methylsulfanylpyrazine; ethyl 3-(furan-2-ylmethylsulfanyl)propanoate; 2,2,4,4,6,6-hexamethyl-1,3,5-trithiane; 2-methyl-5,7-dihydrothieno[3,4-d]pyrimidine; 2-amino-4-methylsulfanylbutanoic acid; (2S)-2-amino-4-methylsulfanylbutanoic acid; 2′,3a-dimethylspiro[6,6a-dihydro-5H-[1,3]dithiolo[4,5-b]furan-2,3′-oxolane]; 2,5-dimethyl-1,4-dithiane-2,5-diol; Methyl 2-thiofuroate; and mixtures thereof.

3. The composition of claim 1 , wherein said (b) sulfur-containing perfume raw material comprises:
(i) 5-mercapto-5-methyl-3-hexanone or 4,7,7-trimethyl-6-thiabicyclo[3.2.1]octane; and
(ii) a sulfur-containing raw material selected from the group consisting of: 2-(4-methyl-1,3-thiazol-5-yl)ethanol; 2-(2-methylpropyl)-1,3-thiazole; 4-methyl-2-propan-2-yl-1,3-thiazole; 5 -methyl-2-(2-sulfanylpropan-2-yl)cyclohexan-1-one; 6-Thiabicyclo[3.2.1]octane; 4-methyl-4-sulfanylpentan-2-one; 8-Mercaptomenthone; (2R,4S)-2-methyl-4-propyl-1,3-oxathiane; and mixtures thereof.

4. The composition of claim 1 , wherein said sulfur accord comprises 1-butylsulfanylbutane; 5-mercapto-5-methyl-3-hexanone; and 4,7,7-trimethyl-6-thiabicyclo[3.2.1]octane.

5. The composition of claim 1 wherein said 1-butylsulfanylbutane is present in an amount from about 0.003% to about 0.01%, by weight of said freshening composition.

6. The composition of claim 1 , wherein said 1-butylsulfanylbutane is present in an amount of about 1% to about 10%, by weight of said sulfur accord.

7. The composition of claim 1 wherein said composition has:
a two week anti-habituation index of 0, 1, 2, 3 or 4; and/or
a four week anti-habituation index of 0, 1, 2, 3 or 4.

8. The composition of claim 1 further comprising a freshening material selected from the group consisting of perfume delivery systems, functional perfume components, malodor reducing actives, surfactants, and mixtures thereof.

9. The composition of claim 1 , wherein said perfume blend comprises at least one low volatile fragrance material having a vapor pressure less than 0.001 Torr at 25C; and the low volatile fragrance material is present in an amount of from about 0.1 wt % to about 30 wt %, by weight of said perfume blend.

10. A freshening composition comprising a perfume blend, said perfume blend comprising about 0.0000001% to about 10%, by weight of said perfume blend, of a sulfur accord, said sulfur accord comprises from about 0.003% to about 0.01%, by weight of said composition, of 1-butylsulfanylbutane, 5-mercapto-5-methyl-3-hexanone, and 4,7,7-trimethyl-6-thiabicyclo[3.2.1]octane.

11. The composition of claim 10 , wherein said 5-mercapto-5-methyl-3-hexanone is present in an amount from about 0.1% to about 0.2%, by weight of said composition.

12. The composition of claim 10 , wherein said 4,7,7-trimethyl-6-thiabicyclo[3.2.1]octane is present in an amount from about 0.1% to about 0.2%, by weight of said composition.

13. The composition of claim 10 , wherein said 1-butylsulfanylbutane is present in an amount of about 1% to about 10%, by weight of said sulfur accord.

14. The composition of claim 10 , wherein said 5-mercapto-5-methyl-3-hexanone is present in an amount of about 40% to about 99%, by weight of said sulfur accord.

15. The composition of claim 10 , wherein said 4,7,7-trimethyl-6-thiabicyclo[3.2.1]octane is present in an amount of about 40% to about 99%, by weight of said sulfur accord.

16. The composition of claim 10 further comprising a freshening material selected from the group consisting of perfume delivery systems, functional perfume components, malodor actives, surfactants, and mixtures thereof.

17. A method of reducing fragrance habituation comprising providing the composition of claim 1 or claim 10 .

18. The composition of claim 1 , wherein said sulfur accord comprises 1-butylsulfanylbutane and 2-methylthio-3-methyl sulfanyl pyrazine.

19. The composition of claim 1 , wherein said sulfur accord comprises 1-butylsulfanylbutane and 5-Mercapto-5-methyl-3-hexanone.

20. The compo

Assignees

• Procter & Gamble

Inventors

• Morgan Iii George Kavin
• Cetti Jonathan Robert
• Dubois Zerlina Guzdar
• Hutchins Virginia Tzung-Hwei
• Kinsey Michael Wayne
• Malanyaon Michael-Vincent Nario
• Rinker Jennifer Lea
• Turner Ronald David
• Readnour Christine Marie

Classifications

• C11B9/0092

  containing only N as heteroatom · CPC title

• C11B9/0011 Primary

  containing S · CPC title

• C11B9/0076

  the hetero rings containing less than six atoms · CPC title

• A61Q13/00

  Formulations or additives for perfume preparations (essential oils or perfumes per se C11B9/00) · CPC title

• C11B9/0084

  the hetero rings containing more than six atoms · CPC title