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Coupler with cationic 7-amino-1,2,3,4-tetrahydroquinoline structure, dyeing composition comprising same, processes and uses
专利权人:
发明人:
Aziz Fadli
申请号：
US14365726
公开号：
US09107848B2
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 cationic 7-amino-1,2,3,4-tetrahydroquinoline derivatives of formula (I) for dyeing keratin fibers such as the hair: in which formula (I): R1 to R6, CAT+, An−, and Ra to Rb are as defined in the description.
来源网站：
中国工程科技知识中心
来源网址：
http://www.ckcest.cn/home/
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