METHOD FOR DYEING KERATINOUS MATERIAL, CONTAINING DYE AND AN ACIDIC POST-TREATMENT AGENT

A kit-of-parts and a process for dyeing keratinous material, such as human hair, are provided. The method includes applying a coloring agent (a) to the keratinous material, wherein the agent (a) includes (a1) at least one amino-functionalized silicone polymer, and (a2) at least one color-imparting c...

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Bibliographic Details
Main Authors NOWOTTNY, Marc, LECHNER, Torsten, BAUMANN, Sofie
Format Patent
LanguageEnglish
French
German
Published 27.10.2021
Subjects
HUMAN NECESSITIES
HYGIENE
MEDICAL OR VETERINARY SCIENCE
PREPARATIONS FOR MEDICAL, DENTAL, OR TOILET PURPOSES
SPECIFIC USE OF COSMETICS OR SIMILAR TOILETPREPARATIONS
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Summary:A kit-of-parts and a process for dyeing keratinous material, such as human hair, are provided. The method includes applying a coloring agent (a) to the keratinous material, wherein the agent (a) includes (a1) at least one amino-functionalized silicone polymer, and (a2) at least one color-imparting compound, and (a3) optionally, a film-forming polymer different from (a1). The method further includes applying a post-treatment agent (b) to the keratinous material, wherein the agent (b) includes (b1) at least one acid, and (b2) optionally, a film-forming polymer. In the method, at least one of the agents (a) and/or (b) comprises at least one film-forming polymer.
Bibliography:Application Number: EP20190801536