WO2025247518 - NATURSTOFF-BASIERTE HAARFÄRBEVERFAHREN
National phase entry is expected:
Publication Number
WO/2025/247518
Publication Date
04.12.2025
International Application No.
PCT/EP2024/086131
International Filing Date
13.12.2024
Title **
[German]
NATURSTOFF-BASIERTE HAARFÄRBEVERFAHREN
[English]
NATURAL-SUBSTANCE-BASED HAIR-DYEING METHODS
[French]
PROCÉDÉS DE COLORATION CAPILLAIRE BASÉE SUR UNE SUBSTANCE NATURELLE
Applicants **
HENKEL AG & CO. KGAA
Inventors
STRASKE, Fabian
HACHMANN, Julia
SAULER, Jule
VILL, Volkmar
Priority Data
102024204957.3
28.05.2024
DE
Application details
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International Searching Authority |
EPO
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| Recordal of a Change of the Applicant's Name/Address |
Change of Applicant's Name and Address
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| Type of Assignment |
The Standard Agent's Assignment
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| Applicant's Legal Status |
Legal Entity
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| Entry into National Phase under |
Chapter I
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| Patent Delivery |
Send the Letters Patent by Courier
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| 译文 |
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Quotation for National Phase entry
| Country | Stages | Total | |
|---|---|---|---|
| China | Filing, Examination, Granting | 2065 | |
| EPO | Filing, Examination, Granting | 8227 | |
| Japan | Filing, Examination, Granting | 2154 | |
| South Korea | Filing, Examination, Granting | 2066 | |
| USA | Filing, Examination, Granting | 4740 |
Total:
19,252
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Abstract[German]
Die Erfindung betrifft Verfahren zur Färbung keratinhaltiger Fasern, insbesondere menschlicher Haare, unter Verwendung pflanzlicher Polyphenole bei einem pH-Wert im Bereich von 1,0 bis 6,9 und/oder bei einem Gehalt an mindestens einem Salz, ausgewählt aus den Alkalimetallsalzen oder den Ammoniumsalzen eines Halogenid-Anions oder eines Pseudohalogenid-Anions, und anschließender Behandlung mit einem oder mehreren Silbersalzen, sowie Mittel und Kits zur Durchführung dieser Färbeverfahren.[English]
The invention relates to methods for dyeing keratin-containing fibers, in particular human hair, using plant polyphenols at a pH value in the range of 1.0-6.9 and/or with a content of at least one salt selected from the alkali metal salts or the ammonium salts of a halide anion or a pseudohalide anion, and subsequent treatment with one or more silver salts. The invention also relates to products and kits for carrying out these dyeing methods.[French]
L'invention concerne des procédés de coloration de fibres contenant de la kératine, en particulier des cheveux humains, à l'aide de polyphénols végétaux à une valeur de pH dans la plage de 1,0 à 6,9 et/ou avec une teneur d'au moins un sel choisi parmi les sels de métal alcalin ou les sels d'ammonium d'un anion halogénure ou d'un anion pseudohalogénure, et un traitement ultérieur avec un ou plusieurs sels d'argent. L'invention concerne également des produits et kits pour la mise en oeuvre de ces procédés de teinture.