Hair Colouring Method

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专利权人:

The Procter & Gamble Company

发明人:

Stephen Robert SCHOFIELD

申请号：

US14465488

公开号：

US20150053232A1

申请日:

2014.08.21

申请国别(地区):

US

年份:

2015

代理人:

摘要：

Method for colouring hair wherein a first and a second hair colouring composition are applied to the hair, wherein the concentration of the oxidative dye precursors and the concentration of the alkalizing agents and the concentration of the oxidizing agents comprised in the second hair colouring composition is lower than in the first hair colouring composition.

来源网站：

中国工程科技知识中心

来源网址：

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