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US5958084A
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Oxyalkylenized xanthane gum thickeners in permanent hair dyeing compositions and processes
Assignee: Kao Corp
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Filing: 1997-01-21
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Granted: 1999-09-28
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Expires: 2017-01-21
Abstract
Abstract A permanent hair dyeing composition which contains an oxidation dye precursor, a coupler, an oxyalkylenized xanthane gum, and a salt of an inorganic or organic acid, and hair dyeing processes with such compositions.
Inventors
- 👤 Yutaka Shibata
- 👤 Kumi Sugino
- 👤 Jiro Kawase
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:13
CPC Classifications
A; A61; A61Q; A61Q5/00; A61Q5/06; A61Q5/065; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/73; A61Q5/10
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
39 words
A permanent hair dyeing composition, comprising: an oxidation dye precursor: a coupler; 0.01 to 10 wt. % of an oxyalkylenized xanthane gum; and 0.1 to 20 wt. % of a salt of an inorganic acid or an organic acid.
Claim 2
Dependent Claim
39 words
A permanent hair dyeing composition, comprising: an oxidation dye precursor: a coupler; 0.01 to 10 wt. % of an oxyalkylenized xanthane gum; and 0.1 to 20 wt. % of a salt of an inorganic acid or an organic acid.
Claim 3
Dependent Claim
27 words
A hair dyeing composition according to claim 1, wherein said oxyalkylenized xanthan gum is one available by (poly)oxyalkyleneetherifying at least some of hydroxyl groups of xanthan gum.
Claim 4
Dependent Claim
25 words
A hair dyeing composition according to claim 1, wherein (poly)oxyalkylene groups of said oxyalkylenized xanthan gum are (poly)oxyalkylene groups having 2 to 4 carbon atoms.
Claim 5
Dependent Claim
32 words
A hair dyeing composition according to claim 1, wherein said oxyalkylenized xanthan gum has an oxyalkylene substitution degree of from 0.01 to 1.5 and an etherification degree of from 0.1 to 25%.
Claim 6
Dependent Claim
32 words
A hair dyeing composition according to claim 1, wherein said oxyalkylenized xanthan gum has an oxyalkylene substitution degree of from 0.03 to 0.5 and an etherification degree of from 1 to 20%.
Claim 7
Dependent Claim
32 words
A hair dyeing composition according to claim 1, wherein said oxyalkylenized xanthan gum has an oxyalkylene substitution degree of from 0.05 to 0.3 and an etherification degree of from 2 to 10%.
Claim 8
Dependent Claim
24 words
A hair dyeing composition according to claim 1, wherein said oxyalkylenized xanthan gum is contained in an amount of 0.01 to 5 wt. %.
Claim 9
Dependent Claim
56 words
A permanent hair dye composition comprising 0.1 to 20 wt. % of an oxidation dye precursor, a coupler, 0.1 to 5 wt. % of an oxyalkylenized xanthan gum, and 0.1 to 20 wt. % of a salt of an inorganic acid or an organic acid, wherein the composition has a pH of from 6 to 9.5.
Claim 10
Dependent Claim
56 words
A permanent hair dye composition comprising 0.1 to 20 wt. % of an oxidation dye precursor, a coupler, 0.1 to 5 wt. % of an oxyalkylenized xanthan gum, and 0.1 to 20 wt. % of a salt of an inorganic acid or an organic acid, wherein the composition has a pH of from 6 to 9.5.
Claim 11
Dependent Claim
62 words
A permanent hair dyeing process, which comprises applying to hair a composition comprising 0.1 to 20 wt. % of an oxidation dye precursor, a coupler, 0.1 to 20 wt. % of a salt of an inorganic acid or an organic acid, and 0.1 to 5 wt. % of an oxyalkylenized xanthane gum, wherein the composition has a pH from 6 to 9.5.
Claim 12
Dependent Claim
62 words
A permanent hair dyeing process, which comprises applying to hair a composition comprising 0.1 to 20 wt. % of an oxidation dye precursor, a coupler, 0.1 to 20 wt. % of a salt of an inorganic acid or an organic acid, and 0.1 to 5 wt. % of an oxyalkylenized xanthane gum, wherein the composition has a pH from 6 to 9.5.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2002-09-27 | 2003-03-29 | 2003-09-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-09-27 | 2007-03-29 | 2007-09-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-09-27 | 2011-03-29 | 2011-09-28 | $7700.00 | Window Closed / Lapsed |