公开(公告)号：US20160324744A1

公开(公告)日：2016-11-10

申请号：US15102018

申请日：2014-12-02

Applicant: L'OREAL

Inventor： Patrick CHOISY ,  Emilie GUENAULT

IPC: A61K8/49 ,  A45D2/00 ,  A61Q5/06 ,  A61K8/19 ,  A61K8/97 ,  A61K8/22

CPC classification number: A61K8/492 ,  A45D2/001 ,  A61K8/022 ,  A61K8/19 ,  A61K8/22 ,  A61K8/41 ,  A61K8/97 ,  A61K2800/4322 ,  A61K2800/49 ,  A61K2800/81 ,  A61K2800/884 ,  A61Q5/065

Abstract: The invention relates (I) to a process for dyeing keratin materials, in particular keratin fibres, preferably human keratin fibres such as the hair, using i) indigo-producing plant powder, ii) at least one alkaline agent as a post-treatment, preferably an alkali metal or alkaline-earth metal (bi) carbonate and iii) optionally a chemical oxidizing agent such as hydrogen peroxide or a hydrogen peroxide-generating system in co-treatment with i), and it being understood that the composition comprising the alkaline agent(s) is at a pH inclusively between 7.5 and 11.5; and (II) to the use iii) of alkaline agent(s) for fixing the blue colour of and/or for improving the dyeing kinetics of keratin materials dyed with indigo.

Abstract translation: 本发明涉及（I）染色角蛋白材料，特别是角蛋白纤维，优选人角蛋白纤维如毛发的方法，其使用ⅰ）靛蓝生产植物粉末，ii）至少一种碱剂作为后处理， 优选碱金属或碱土金属（bi）碳酸盐和iii）任选的化学氧化剂如过氧化氢或与i）共同处理的过氧化氢生成体系，并且应理解的是，包含碱性的组合物 试剂的pH值介于7.5和11.5之间; 和（II）用于固定蓝色的碱性试剂和/或用于改善用靛蓝染色的角蛋白材料的染色动力学的用途。