US4452603A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for dyeing hair and composition therefor
Assignee: Procter and Gamble Deutschland GmbH
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Filing: 1979-12-17
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Granted: 1984-06-05
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Expires: 1999-12-17
Abstract
Abstract The object of the invention is a composition and a process for the oxidative dyeing of hair on the basis of a 1-(3-hydroxyalkyl)-2,4-diaminobenzene as coupler substance.
Inventors
- 👤 Eugen Konrad
- 👤 Hans Husemeyer
- 👤 Herbert Mager
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 07:50
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/40; A61K8/41; A61K8/411; A61Q; A61Q5/00; A61Q5/10; D; D06; D06P; D06P1/00; D06P1/32
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
65 words
Composition for the oxidative dyeing of hair, characterized by containing 0.1 to 5.0 percent by weight of a combination of a developer substance and a coupler substance, also in the form of its inorganic or organic salts, said coupler substance being a 1-(β-hydroxyalkyl)-2,4-diaminobenzene of the general formula ##STR3## wherein R signifies a hydrogen atom, or a CH 3 or a C 2 H 5 group.
Claim 2
Dependent Claim
65 words
Composition for the oxidative dyeing of hair, characterized by containing 0.1 to 5.0 percent by weight of a combination of a developer substance and a coupler substance, also in the form of its inorganic or organic salts, said coupler substance being a 1-(β-hydroxyalkyl)-2,4-diaminobenzene of the general formula ##STR3## wherein R signifies a hydrogen atom, or a CH 3 or a C 2 H 5 group.
Claim 3
Dependent Claim
22 words
Composition as per claim 1, characterized by containing as coupler substance, also in the form of its inorganic or organic salts, 1-(β-hydroxyethyl)-2,4-diaminobenzene.
Claim 4
Dependent Claim
25 words
Composition as per claim 1, characterized by containing the coupler substances as per invention in a concentration of approximately 0.01 to 4.0 percent by weight.
Claim 5
Dependent Claim
22 words
Composition as per claim 1, characterized by containing at least one of the following developer substances: 1,4-diaminobenzene, 2,5-diaminotoluene, 2,5-diaminobenzylalcohol, p-aminophenol, and 3-methyl-4-aminophenol.
Claim 6
Dependent Claim
27 words
Composition as per claim 1, characterized by containing at least one of the following as further coupler substances: α-naphtol, 3,4-diaminobenzoic acid, resorcin, 4-chlororesorcin, m-aminophenol, 4-oxy-1,2-methylenedioxybenzene and 3-amino-6-methylphenol.
Claim 7
Dependent Claim
13 words
Composition as per claim 1, characterized by additionally containing 6-amino-3-methylphenol as color component.
Claim 8
Dependent Claim
59 words
Composition as per claim 1, characterized by containing at least one of the following direct-drawing dyes: Diamond Fuchsion (C.I. 42 510), Leather Ruby HF (C.I. 42 520), 2-nitro-1,4-diaminobenzene, 2-amino-4-nitrophenol, Acid Brown 4 (C.I. 14 805), Acid Blue 135 (C.I. 13 385), Disperse Red 15 (C.I. 60 710), Disperse Violet 1 (C.I. 61 100), 1, 4, 5, 8-tetramino-anthraquinone and 1,4-diamino-anthraquinone.
Claim 9
Dependent Claim
10 words
Composition as per claim 1, characterized by additionally containing antioxidants.
Claim 10
Dependent Claim
14 words
Composition as per claim 1, characterized by additionally containing wetting agents, emulgators and/or thickeners.
Claim 11
Dependent Claim
20 words
Composition as per claim 8, wherein said antioxidant is selected from the group consisting of ascorbic acid and sodium sulfite.
Claim 12
Dependent Claim
77 words
Process for the oxidative dyeing of hair, characterized by applying onto the hair an effective amount for dyeing of a mixture of an oxidant, selected from the group consisting of hydrogen peroxide and its adductive compounds with urea, melamin and sodium borate, and a hair dyeing composition of claim 1; allowing said mixture to act on the hair for about 10 to 45 minutes at a temperature of 15° to 50° C.; and subsequently rinsing the hair.
References Cited (Backward Citations)
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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) | 1987-06-05 | 1987-12-05 | 1988-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-06-05 | 1991-12-05 | 1992-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-06-05 | 1995-12-05 | 1996-06-05 | $7700.00 | Window Closed / Lapsed |