Status: Authorized
ApplicationNo.: 2007 10 173282.5 Application Date: 2007- 12-27.
The invention relates to a non-oxidizing permanent natural hair dyeing water and a preparation method thereof. Hair dye water is made of natural raw materials, and consists of 1 hair dye water and No.2 hair dye water. 1 hair dye water uses clove as penetrant, cysteine as reducing agent, gallnut, terminalia chebula and gallnut as pigments, and angelica sinensis as nutrients. No.2 hair dye water is made by polymerization of copperas as chromogenic agent and no.2 dye components. 1 hair dye water forms black pigment macromolecules. On that basi of using traditional Chinese medicine penetrant and combine with natural reducing agent cysteine, the hair keratin disulfide is cut off, so that the gaps between hair pieces are increase, so that Chinese medicine pigment molecules can easily enter the gaps between hair pieces, dyed hair is darker and firmer, and hair dyeing water is easy to wash off when contacting with scalp, so that it only needs to be heated once when being used, and is more easily accepted by more consumers.
Applicant: Shanghai Jiaotong University.
Address: No.800 Dongchuan Road, Minhang District, Shanghai 200240
Inventor (Designer) Zhou Feijun
The main classification number is A61K8/97 (2006438+0) i.
Classification number A 61K 8/97 (2006.01) Ia61Q 5/10 (2006.05438+0) i.