Title:
HAIR DARKENING DYE COMPOSITION
Document Type and Number:
WIPO Patent Application WO/2016/161852
Kind Code:
A1
Abstract:
A hair darkening dye composition, comprises: 2-98 parts by weight of hair dye; 1-99 parts by weight of darkening agent, 2-98 parts by weight of crosslinking agent, 2-98 parts by weight of emulsifier, 2-98 parts by weight of dyeing auxiliaries, and 0.1-40 parts by weight of pH regulator. The darkening agent is selected from one or more of chitin, chitosan, gelatin, silicon oil, and resin. The chitin, chitosan and gelatin have relative molecular weight less than 2.7×10 4. Both the silicon oil and the resin have a refractive index less than 1.55.
Inventors:
SONG ZIKUI (CN)
Application Number:
PCT/CN2016/074428
Publication Date:
October 13, 2016
Filing Date:
February 24, 2016
Export Citation:
Assignee:
SONG ZIKUI (CN)
International Classes:
A61K8/73; A61K8/06; A61K8/89; A61Q5/10
Foreign References:
| CN102772336A | 2012-11-14 | |||
| CN102973467A | 2013-03-20 |
Other References:
See also references of EP 3281621A4
Attorney, Agent or Firm:
UNITALEN ATTORNEYS AT LAW (CN)
北京集佳知识产权代理有限公司 (CN)
北京集佳知识产权代理有限公司 (CN)
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