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    • 5. 发明授权
    • 2-nitroaniline derivatives and hair dyeing compositions containing same
    • 2-硝基苯胺衍生物和含有它们的染发组合物
    • US5037446A
    • 1991-08-06
    • US283311
    • 1988-12-12
    • Eugen KonradThomas ClausenHans-Jurgen BraunHerbert Mager
    • Eugen KonradThomas ClausenHans-Jurgen BraunHerbert Mager
    • A61K8/41A61Q5/06A61Q5/10
    • A61K8/418A61Q5/065A61Q5/10
    • The composition for dyeing hair yellow contains 2-nitroaniline derivatives of the general formula I: ##STR1## in which, R.sup.1 and R.sup.2 represent, independent of one another, hydrogen an alkyl of 1 to 4 carbon atoms, a monohydroxyallkyl of 2 to 4 carbon atoms or a dihydroxyalkyl of 3 or 4 carbon atoms, provided that R.sup.1 and R.sup.2 do not simultaneously represent alkyl groups of 1 to 4 carbon atoms, and X denotes an alkyl, monohydroxyalkyl, perfluoroalkyl or halogen. Also disclosed are new 2-nitroanitrile derivatives of the general formula II: ##STR2## in which R.sup.a and R.sup.b denote, independent of one another, ethyl, a monohydroxylalkyl of 2 to 4 carbon atoms or a dihydroxyalkyl of 3 or 4 carbon atoms, when Z is methyl, Cl or Br; or when Z is CH.sub.2 OH or a perfluoroalkyl, R.sup.a denotes hydrogen, a monohydroxyalkyl of 2 to 4 carbon atoms or a dihydroxyalkyl of 3 or 4 carbon atoms, and R.sup.b represents 2-hydroxyethyl or 2,3-dihydroxypropyl.
    • 用于染发黄黄色的组合物含有通式I的2-硝基苯胺衍生物:其中,R 1和R 2彼此独立地表示氢,具有1至4个碳原子的烷基,2个单羟基烷基 至4个碳原子或3或4个碳原子的二羟基烷基,条件是R 1和R 2不同时表示1至4个碳原子的烷基,X表示烷基,单羟基烷基,全氟烷基或卤素。 还公开了通式II的新的2-硝基腈衍生物:其中R a和R b彼此独立地表示乙基,2至4个碳原子的单羟基烷基或3或4个碳的二羟基烷基 当Z是甲基时,Cl或Br; 或当Z为CH 2 OH或全氟烷基时,R a表示氢,2至4个碳原子的一羟基烷基或3或4个碳原子的二羟基烷基,R b表示2-羟乙基或2,3-二羟丙基。
    • 6. 发明授权
    • Process for making a persulfate-containing granulate for decolorizing or
bleaching hair
    • 制造含过硫酸盐的颗粒以脱色或漂白毛发的方法
    • US5674476A
    • 1997-10-07
    • US612533
    • 1996-03-08
    • Thomas ClausenWolfgang R. BalzerVolker PortJolanthe Kujawa
    • Thomas ClausenWolfgang R. BalzerVolker PortJolanthe Kujawa
    • A61K8/00A45D19/00A61K8/04A61K8/21A61K8/34A61K8/86A61Q5/08B01J2/10C08L39/06C08L71/02A61K7/135
    • A61Q5/08A61K8/0275A61K2800/51
    • The method of making a granulate composition for decolorizing or bleaching hair consists of preparing a powdery mixture consisting of from 30 to 65% by weight of one or more inorganic persulfates, from 1 to 20% by weight of a binding agent selected from the group consisting of polyvinylpyrrolidone and polyethylene glycols having molecular weights of 200 to 10,000; of 15 to 45% by weight of at least one salt selected from the group consisting of alkali metal carbonates, alkaline earth metal carbonates, alkali metal hydrogen carbonates, alkali metal silicates and from 0.1 to 3 percent by weight of a chelating agent, and one or more auxiliary and additive substance selected from the group consisting of perfume oils, hair dyes, amphoteric, anionic, cationic and nonionic surface-active substances and water-soluble thickeners; after making this powdery mixture, spraying ethanol and/or isopropanol in a weight ratio from 13:1 to 4:1 (powdery mixture to alcohol) into the powdery mixture to form a moistened mixture; granulating the moistened mixture formed during the spraying in a granulating apparatus to form a moist granulate; and after the granulating, drying the moist granulate to remove the alcohol or alcohols and to form the granulate composition.
    • 制备用于脱色或漂白毛发的颗粒组合物的方法包括制备由30至65重量%的一种或多种无机过硫酸盐,1至20重量%的选自以下的粘合剂组成的粉末混合物: 的聚乙烯吡咯烷酮和分子量为200至10,000的聚乙二醇; 15至45重量%的至少一种选自碱金属碳酸盐,碱土金属碳酸盐,碱金属碳酸氢盐,碱金属硅酸盐和0.1至3重量%螯合剂的盐,以及一种 或更多选自香水油,染发剂,两性,阴离子,阳离子和非离子表面活性物质和水溶性增稠剂的辅助和添加剂物质; 在制备该粉末混合物之后,将重量比为13:1至4:1的乙醇和/或异丙醇(粉末混合物至醇)喷入粉末混合物中以形成润湿的混合物; 将在喷雾期间形成的润湿混合物造粒在造粒设备中以形成湿颗粒; 在造粒后,干燥湿颗粒以除去醇或醇并形成颗粒组合物。