Novel lasting tint system containing no hydrogen peroxide and other substitutive chemical

Application Number: 00107992
Application Date: 2000.05.31
Publication Number: 1307862
Publication Date: 2001.08.15
Priority Information: 1999/11/15 TH 053924
International: A61K7/13
Applicant(s) Name: Wenteson Wensedikun
Inventor(s) Name: Wenteson Wensedikun
Patent Agency Code: 11234
Patent Agent: wan huatang
Abstract The present invention relates to a novel permanent hair dyes system free of hydrogen peroxide and other chemicals used for replacing hydrogen peroxide, such as ammonium persulphate, sodium persulphate, potassium persulphate or peroxydol or the like. The invention is capable of providing products in one package fashion, in two packages fashion or in more than two packages fashion. The formulator has optional spaces or flexibility in the aspect of determining ammonia or ammonia-type chemicals should be added to which package bag. As the lowest request, powdery oxidizability dyes ingredients, that is (mainly)intermediate and/or couplers, must be contained in one of the packaging bags of the novel permanent hair dyes system, regardless whether ammonia-type chemicals are contained in the same packaging bag or not. And then, before being applied to the hair, the powder must be mixed with water or predetermined liquid or gel which are provided together with the powdery product but in single package fashion. The obtained colour can be compared beauty with the colour obtained from the general permanent hair dyes system.