Novel lasting tint system containing no ammonia and hydrogen peroxide

Application Number: 00107991
Application Date: 2000.05.31
Publication Number: 1307861
Publication Date: 2001.08.15
Priority Information: 1999/11/10 TH 053856
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, contrary with the general permanent hair dyes system, free of ammonia, ammonium hydroxide, hydrogen peroxide, other chemicals(such as ammonium chloride, ammonium carbonate)capable of releasing ammonia gas or ammonium ion, and other chemicals(such as ammonium persulphate, sodium persulphate, potassium persulphate or peroxydol or the like)used for replacing hydrogen peroxide. 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 other 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 aquiferous liquid or gel which is provided together with the powdery product but in single package fashion.