Dye composition, dyeing method, and dyed protein fiber

Details Dye composition, dyeing method, and dyed protein fiber Dye composition, dyeing method, and dyed protein fiber

C - Chemistry, Metallurgy

09

B

C09B 67/42 (2006.01) C09B 67/22 (2006.01) D06P 3/04 (2006.01) D06P 3/06 (2006.01) D06P 3/16 (2006.01) D06P 3/24 (2006.01) A61K 7/13 (1990.01)

Patent

CA 2074776

Colourfast dyed fibres are provided herein which have natural hair colour. The dyed fibres, which are of a length of 1 mm or less, are safe and suitable for use on the human body when applied as artificial hair to the scalp. The dye is one of four selected mixtures of dyes of the following Formulae I to VII: (see formula I, II, III, IV, V, VI and VII)

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