Invention Grant
- Patent Title: Products for the oxidative dyeing of hair in copper shades with improved gray coverage
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Application No.: US15578289Application Date: 2016-05-31
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Publication No.: US10376454B2Publication Date: 2019-08-13
- Inventor: Constanze Neuba , Burkhard Mueller
- Applicant: Henkel AG & Co. KGaA
- Applicant Address: DE Dusseldorf
- Assignee: Henkel AG & Co. KGaA
- Current Assignee: Henkel AG & Co. KGaA
- Current Assignee Address: DE Dusseldorf
- Agency: Lorenz & Kopf, LLP
- Priority: DE102015212003 20150629
- International Application: PCT/EP2016/062232 WO 20160531
- International Announcement: WO2017/001132 WO 20170105
- Main IPC: A61Q5/10
- IPC: A61Q5/10 ; A61K8/49 ; A61K8/41 ; A61Q5/06

Abstract:
Agent for the oxidative dyeing of keratinous fibers is provided herein. The agent includes in a cosmetic carrier (A) 1-(2-Hydroxyethyl)-4,5-diaminopyrazole and/or one of the physiologically-tolerated salts thereof. The agent further includes (B) 2,6-dihydroxy-3,4-dimethylpyridine. The agent also includes (C) p-phenylendiamine, toluene-2,5-diamine, 2-(2,5-diaminophenyl)ethanol and/or one of the physiologically-tolerated salts thereof.
Public/Granted literature
- US20180140524A1 PRODUCTS FOR THE OXIDATIVE DYEING OF HAIR IN COPPER SHADES WITH IMPROVED GRAY COVERAGE Public/Granted day:2018-05-24
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