COUPLER WITH 7-AMINO-1,2,3,4-TETRAHYDROQUINOLINE STRUCTURE, DYEING COMPOSITION COMPRISING SAME, PROCESSES AND USES

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专利权人:

L'OREAL

发明人:

Aziz Fadli

申请号：

US14365722

公开号：

US20150000691A1

申请日:

2012.12.17

申请国别(地区):

US

年份:

2015

代理人:

摘要：

The invention relates to the use of specific heterocyclic couplers which are 7-amino-1,2,3,4-tetrahydroquinoline derivatives of formula (I) for dyeing keratin fibres such as the hair in which formula (I): R1 to R6, Ra to Rc and X are as defined in the description.

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中国工程科技知识中心

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http://www.ckcest.cn/home/