Method for dyeing keratin material, comprising the use of an organic C1-C6 alkoxy silane and tannic acid

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United States of America Patent

PATENT NO 11896701
APP PUB NO 20230063028A1
SERIAL NO

17785874

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Abstract

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The subject of the present disclosure is a process for dyeing keratinous material, in particular human hair. The process includes applying a first composition (A) to the keratinous material. The first composition includes (A1) one or more organic C1-C6 alkoxysilanes and/or condensation products thereof, and (A2) at least one colorant compound selected from the group of pigments and direct dyes. A second composition (B) is applied to the keratinous material. The second composition (B) includes (B1) Tannic acid.

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Patent Owner(s)

Patent OwnerAddress
HENKEL AG & CO KGAAHENKELSTRASSE 67 40589 DÜSSELDORF 40589

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Erkens, Udo Willich, DE 33 25
Jaiser, Phillip Langenfeld, DE 41 0
Kolonko, Claudia Remscheid, DE 53 9
Kriener, Caroline Duesseldorf, DE 43 0
Lechner, Torsten Langenfeld, DE 114 35
Mathiaszyk, Carsten Essen, DE 50 5
Nowottny, Marc Moenchengladbach, DE 65 3
Schoepgens, Juergen Schwalmtal, DE 95 102
Schumacher, Ulrike Duesseldorf, DE 48 5
Weser, Gabriele Neuss, DE 72 48

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