Invention Grant
US08702813B2 Use of ascorbic acid derivatives for dyeing keratin-containing fibres
失效
使用抗坏血酸衍生物染色含角蛋白的纤维
- Patent Title: Use of ascorbic acid derivatives for dyeing keratin-containing fibres
- Patent Title (中): 使用抗坏血酸衍生物染色含角蛋白的纤维
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Application No.: US13885560Application Date: 2011-10-19
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Publication No.: US08702813B2Publication Date: 2014-04-22
- Inventor: Thomas Rudolph , Michaela Oberle
- Applicant: Thomas Rudolph , Michaela Oberle
- Applicant Address: DE Darmstadt
- Assignee: MERCK PATENT GmbH
- Current Assignee: MERCK PATENT GmbH
- Current Assignee Address: DE Darmstadt
- Agency: Millen, White, Zelano & Branigan, P.C.
- Priority: DE102010051725 20101119
- International Application: PCT/EP2011/005269 WO 20111019
- International Announcement: WO2012/065671 WO 20120524
- Main IPC: A61Q5/10
- IPC: A61Q5/10 ; C07D315/00
Abstract:
The invention relates to the use of specific ascorbic acid derivatives for dyeing keratin-containing fibers or as direct dyes for the preparation of a composition for dyeing keratin-containing fibers, and to methods for dyeing keratin-containing fibers, in particular for dyeing human hair.
Public/Granted literature
- US20130228192A1 USE OF ASCORBIC ACID DERIVATIVES FOR DYEING KERATIN-CONTAINING FIBRES Public/Granted day:2013-09-05
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