申请人:Kao Corporation
公开号:EP0410470A2
公开(公告)日:1991-01-30
A dye concentrate for dyeing keratin fibers which comprises the following components (A), (B) and (C):
(A) 10% by weight or more, based on the total weight of the composition, of an oxidation dye having two or more amino groups per molecule in the non-salt form or salt free;
(B) 0.5% by weight or more, based on the total weight of the composition, of an inorganic or organic reducing agent; and
(C) water or an organic solvent;
and a dye composition for dyeing keratin fibers containing the same are disclosed. The dye concentrate of the present invention remains stable even when stored for a long time and can be easily formulated into a dye composition at use.
一种用于染色角蛋白纤维的染料浓缩物,由以下组分(A)、(B)和(C)组成:
(A) 以组合物总重量为基准,10%(以重量计)或更多的每分子具有两个或更 多氨基的无盐或无盐氧化染料;
(B) 以组合物总重量为基准,0.5%(以重量计)或更多的无机或有机还原剂;以及
(C) 水或有机溶剂;
本发明公开了含有上述成分的染料组合物和用于染色角蛋白纤维的染料组合物。本发明的染料浓缩物即使长期储存也能保持稳定,使用时可以很容易地配制成染料组合物。