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    • 25. 发明授权
    • Production of shining shaped articles coated with zinc or a zinc alloy
    • 生产镀锌或锌合金的发光成型制品
    • US5421990A
    • 1995-06-06
    • US140178
    • 1993-11-09
    • Erwin HahnBernhard DungBernd BurkhartChung-Ji Tschang
    • Erwin HahnBernhard DungBernd BurkhartChung-Ji Tschang
    • C25D3/22C25D3/56
    • C25D3/22
    • The production of shining shaped articles coated with zinc or a zinc alloy by electrodeposition of zinc or a zinc alloy from acidic aqueous electrolytic baths which contain as essential components one or more zinc salts and, where appropriate, salts of the other alloy metals, one or more conducting salts, one or more surfactants and one or more brighteners, entails employing as brighteners compounds of the formula I ##STR1## where R.sup.1 is C.sub.1 -C.sub.8 -alkoxy, phenoxy, benzyloxy, amino, C.sub.1 -C.sub.6 -alkylamino or di(C.sub.1 -C.sub.6)alkylamino,R.sup.2 is C.sub.1 -C.sub.4 -alkyl, phenyl, benzyl or the meanings of R.sup.1, andAr is phenyl or naphthyl which can additionally be substituted by one to three C.sub.1 -C.sub.4 -alkyl groups or C.sub.1 -C.sub.4 -alkoxy groups.
    • PCT No.PCT / EP92 / 00983第 371日期:1993年11月9日 102(e)日期1993年11月9日PCT提交1992年5月6日PCT公布。 公开号WO92 / 22683 日期为1992年12月23日。通过从酸性水溶液电解浴中电镀锌或锌合金制成涂有锌或锌合金的闪亮成形制品,其中含有一种或多种锌盐和适当的盐, 其他合金金属,一种或多种导电盐,一种或多种表面活性剂和一种或多种增白剂,需要使用式I的增白剂化合物,其中R 1是C 1 -C 8 - 烷氧基,苯氧基,苄氧基,氨基,C 1 C 1-6 - 烷基氨基或二(C 1 -C 6)烷基氨基,R 2是C 1 -C 4烷基,苯基,苄基或R 1的含义,Ar是苯基或萘基,其可另外被一至三个C 1 -C 4烷基 基团或C 1 -C 4 - 烷氧基。
    • 30. 发明授权
    • Use of heterocyclic compounds as bleach activators or optical
brighteners in washing and cleaning agents
    • 在洗涤剂和清洁剂中使用杂环化合物作为漂白活化剂或荧光增白剂
    • US5286401A
    • 1994-02-15
    • US836279
    • 1992-03-03
    • Bernhard DungWolfgang TrieseltErwin HahnJohannes PernerAlfred Oftring
    • Bernhard DungWolfgang TrieseltErwin HahnJohannes PernerAlfred Oftring
    • C11D3/28C07D265/22C11D3/39C11D3/42C11D3/395D06L3/02D06L3/12
    • C07D265/22C11D3/392C11D3/42
    • Heterocyclic compounds which are useful as bleach activators or optical brighteners in washing and cleaning agents have the formula ##STR1## where the variables have the following meanings: X is O, S or the group N--R.sup.3, where R.sup.3 is hydrogen, C.sub.1 -C.sub.25 -alkyll C.sub.1 -C.sub.25 -acyl or an aryl group of up to12 carbon atoms,Y is CH or N,R.sup.1 for X=S or N--R.sup.3 is hydrogen, a C.sub.1 -C.sub.25 -alkyl or C.sub.2 -C.sub.25 -alkenyl group or a phenyl radical which may be additionally substituted by one or two C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, hydroxyl, carboxyl, sulfo, amino, C.sub.1 -C.sub.4 -acylamino, nitro or cyano groups or chlorine or bromine atoms, which substituents, if there are two of them, may be identical or different,R.sup.1 for X=O is phenyl, o-, m- or p-tolyl, p-chlorophenyl, m-nitrophenyl, m-methoxyphenyl or m-methylsulfonylphenyl,R.sup.2 for X=S or N--R.sup.3 is hydrogen, a C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, hydroxyl, carboxyl, sulfo, amino or C.sub.1 -C.sub.4 -acylamino group or a chlorine or bromine atom, andR.sup.2 for X=O is hydrogen.
    • 式(I)的杂环化合物,其中X代表O,S或NR 3基团,其中R 3代表氢,C 1 -C 25烷基,C 1 -C 25酰基或芳基,最多12个 碳原子,Y代表CH或N,R 1代表X = S或NR 3,氢,C 1 -C 25烷基或C 2 -C 25烯基或苯基残基,其可以另外被一个或多个 两个C 1 -C 4烷基,C 1 -C 4烷氧基,羟基,羧基,磺基,氨基,C 1 -C 4酰基氨基,硝基或氰基或氯或溴原子,其中两个取代基可以相同或不同,R 1, 代表X = O,苯基,邻 - ,对 - 或对甲苯基,对氯苯基,间硝基苯基,间甲氧基苯基或间甲基磺酰基苯基,R 2代表X = S或NR 3,氢 ,C 1 -C 4烷基,C 1 -C 4烷氧基,羟基,羧基,磺基,氨基或C 1 -C 4酰氨基或氯或溴原子,R 2代表X = O或氢,可用作漂白活化剂 或洗涤剂和清洁剂中的光学增亮剂。