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    • 8. 发明授权
    • Method for dyeing keratinous fibers with indole compounds, compositions and devices for implementation
    • 用吲哚化合物染色角质纤维的方法,用于实施的组合物和装置
    • US06238439B1
    • 2001-05-29
    • US08405993
    • 1995-03-17
    • Jean Cotteret
    • Jean Cotteret
    • A61K713
    • A61K8/492A61Q5/10
    • Method for dyeing keratinous fibers, in particular, human keratinous fiber such as hair, without the use of iodide ions wherein a tinctorial composition containing, in a cosmetically acceptable medium having a pH of less than or equal to 7, at least one indole derivative corresponding to the formula in which: R1 denotes hydrogen, alkyl or COOH; R2 denotes hydrogen or alkyl; R denotes hydrogen, Si(CH3)3, or COalkyl; and X denotes hydrogen, OH, or OSi(CH3)3; it being possible for X in the 4- or 5-position also to denote the O-alkyl group, on condition that when X is in the 5-position with the meanings mentioned above and OR denotes OH in the 4- or 6-position, only one of the group R1 and R2 then differs from hydrogen; that when X denotes hydrogen, OR must be in the 7-position and R2 must denote hydrogen; and that when R denotes hydrogen and X denotes OH, OR and X are then in the 5- and the 6-position and R1 denotes COOH, to the fibers in a first step and, after a dwell time followed by rinsing and rubbing dry, applying an alkaline oxidizing solution.
    • 染色角质纤维,特别是人角质纤维如毛发的方法,不使用碘离子,其中在化妆品可接受的pH为小于或等于7的介质中含有至少一种吲哚衍生物的着色组合物 式中:R 1表示氢,烷基或COOH; R 2表示氢或烷基; R表示氢,Si(CH 3)3或CO烷基; 和X表示氢,OH或OSi(CH 3)3; 条件是当X在5-位具有上述含义且OR表示4-或6-位的OH时,4-或5-位的X也可以表示O-烷基, R1和R2中只有一个与氢不同;当X表示氢时,OR必须在7位,R2必须表示氢; 当R表示氢,X表示OH时,OR和X在第一步中为5-和6-位,R1表示COOH,并且在停留时间后,进行漂洗和摩擦干燥,施加 碱性氧化液。