Invention Grant
- Patent Title: Oxidative dyeing agent for keratin fibers comprising novel dye precursor combinations
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Application No.: US18111317Application Date: 2023-02-17
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Publication No.: US12102704B2Publication Date: 2024-10-01
- Inventor: Razi Abbas , Tugce Cansev , Thomas Hippe , Astrid Kleen , Hartmut Manneck , Stefan Hoepfner , Tiffany Lea Fielder
- Applicant: Henkel AG & Co. KGaA
- Applicant Address: DE Duesseldorf
- Assignee: Henkel AG & Co. KGaA
- Current Assignee: Henkel AG & Co. KGaA
- Current Assignee Address: DE Duesseldorf
- Agent P. Scott Smith
- Main IPC: A61Q5/10
- IPC: A61Q5/10 ; A61K8/20 ; A61K8/22 ; A61K8/34 ; A61K8/41 ; A61K8/46 ; A61K8/49
Abstract:
The subject of the present application is an agent for the oxidative dyeing of keratinous fibers, in particular human hair, which contains the coupling oxidation dye precursor 2-(1,3-benzodioxol-5-ylamino)ethanol in combination with the oxidation base 2-(2,5-diaminophenyl)ethanol, wherein the pH of the agent is higher than 8.0.
Public/Granted literature
- US20230270648A1 Oxidative Dyeing Agent For Keratin Fibers Comprising Novel Dye Precursor Combinations Public/Granted day:2023-08-31
Information query
