METHOD FOR HAIR DYEING OR DECOLOURATION Russian patent published in 2013 - IPC A61K8/22 A61K8/02 A61Q5/08 A61Q5/10 A45D19/02 B05B11/04 

FIELD: medicine, pharmaceutics.

SUBSTANCE: invention represents a method for hair dyeing or decolouration by releasing from a push-on container 6 a mixed foam solution of a first agent A1 and a second agent A2 consisting of two portions of the dyeing composition or the hair decolouration product to be applied on hair. In the present invention, the push-on container comprising a container body 4 and push-on foaming device 5 is used as the push-on container 6. At least one of the first agent A1 and the second agent A2 contains the foaming agent. The mixed solution of the first and second agents has viscosity (25°C) 1 mPa·sec to 100 mPa·sec. The first agent A1 and the second agent A2 are mixed in the container body 3 so that not to produce foam. Only vertically placed push-on container 6 may be pushed so that the mixed solution A3 shall not reach an inlet air passage 12 of the push-on foaming device 5.

EFFECT: as a result, the mixed solution of the first and second agents of the two-ingredient composition of hair dye or decolouration may be stably released as fine foam with the use of the push-on container.

7 cl, 6 ex, 4 tbl, 6 dwg