Natural Medicine Institute of Zhejiang Yangshengtang Co.; Ltd.
发明人:
申请号：
EP11841840.9
公开号：
EP2641587A1
申请日:
2011.11.18
申请国别(地区):
EP
年份:
2013
代理人:
摘要：
The present invention relates to the use of tea-polyphenol and/or tea-pigment as a dye and its products, and specifically relates to use of a combination of tea-polyphenol and/or its oxidation product, tea-pigment, as a dye active and a metal salt for dyeing human or animal hair, or use of the combination for the preparation of a product for dyeing human or animal hair, and to a hair dyeing product or a hair dyeing combination product comprising tea-polyphenol and/or tea-pigment. The present invention has the advantages including good dyeing fastness, natural and bright, not-stimulating, not-allergenic, not-mutagenic, no damage to hair, simple to operate and short time consuming.
