Production of shining shaped articles coated with zinc or a zinc alloy
    1.
    发明授权
    Production of shining shaped articles coated with zinc or a zinc alloy 失效
    生产镀锌或锌合金的发光成型制品

    公开(公告)号:US5421990A

    公开(公告)日:1995-06-06

    申请号:US140178

    申请日:1993-11-09

    IPC分类号: C25D3/22 C25D3/56

    CPC分类号: C25D3/22

    摘要: 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.

    摘要翻译: 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。

    Rhodamine derivatives
    2.
    发明授权
    Rhodamine derivatives 失效
    罗丹明衍生物

    公开(公告)号:US5410053A

    公开(公告)日:1995-04-25

    申请号:US213596

    申请日:1994-03-16

    摘要: There are described rhodamine derivatives of the formula ##STR1## where R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are each hydrogen or substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl, or R.sup.2 is paired off with R.sup.5 or R.sup.4 with R.sup.6 to form 1,3-propylene, which can be substituted,R.sup.5, R.sup.6, R.sup.7 and R.sup.8 are each hydrogen or methyl,R.sup.9 is hydrogen, substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl or a radical of the formula (C.sub.2 H.sub.4 O--).sub.n H, where n is 2 or 3, andAn.sup..crclbar. is the equivalent of an anion derived from an addition or condensation polymer that contains acid groups, novel cyclic rhodamine dyes, and the use of the novel rhodamine derivatives and cyclic rhodamine dyes for dyeing polyacrylonitrile fibers, for incorporation into polymers or for preparing inks.

    摘要翻译: 描述了具有式“IMAGE”的罗丹明衍生物,其中R 1,R 2,R 3和R 4各自为氢或取代或未取代的C 1 -C 4 - 烷基,或R 2与R 5或R 4与R 6配对形成1,3-丙烯 其可以被取代,R5,R6,R7和R8各自为氢或甲基,R9为氢,取代或未取代的C1-C4-烷基或式(C2H4O-)nH基,其中n为2或3,以及 An( - )相当于衍生自含有酸基的加成或缩合聚合物的阴离子,新型环状罗丹明染料,以及使用新型罗丹明衍生物和环状罗丹明染料染色聚丙烯腈纤维,用于掺入聚合物或用于 准备油墨。

    Use of heterocyclic compounds as bleach activators or optical
brighteners in washing and cleaning agents
    6.
    发明授权
    Use of heterocyclic compounds as bleach activators or optical brighteners in washing and cleaning agents 失效
    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

    公开(公告)号:US5286401A

    公开(公告)日:1994-02-15

    申请号:US836279

    申请日:1992-03-03

    CPC分类号: C07D265/22 C11D3/392 C11D3/42

    摘要: 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.

    摘要翻译: 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。

    Process for the preparation of 2-hydroxy-4-(2'-hydroxyethoxy)
benzophenones
    8.
    发明授权
    Process for the preparation of 2-hydroxy-4-(2'-hydroxyethoxy) benzophenones 失效
    制备2-羟基-4-(2'-羟基乙氧基)二苯甲酮的方法

    公开(公告)号:US4885396A

    公开(公告)日:1989-12-05

    申请号:US197042

    申请日:1988-05-20

    IPC分类号: C07C45/71 C07C49/84

    CPC分类号: C07C49/84 C07C45/71

    摘要: A process for the preparation of 2-hydroxy-4-(2'-hydroxyethoxy)benzophenones, by reacting 2,4-dihydroxybenzophenones with ethylene carbonate in the presence of a quaternary ammonium salt catalyst at elevated temperatures, and isolating the finished product from the crude reaction mixture.

    摘要翻译: 在季铵盐催化剂存在下,通过使2,4-二羟基二苯甲酮与碳酸亚乙酯在升高的温度下反应制备2-羟基-4-(2'-羟基乙氧基)二苯甲酮的方法, 粗反应混合物。

    Preparation of tetrachloro-3-iminoisoindolin-1-one
    10.
    发明授权
    Preparation of tetrachloro-3-iminoisoindolin-1-one 失效
    制备四氯-3-亚氨基异吲哚啉-1-酮

    公开(公告)号:US4751314A

    公开(公告)日:1988-06-14

    申请号:US907586

    申请日:1986-09-15

    IPC分类号: C07D209/50

    CPC分类号: C07D209/50

    摘要: Tetrachloro-3-iminosisoindolin-1-one (I) or its alkali metal salt (Ia) is prepared by reacting tetrachloro-ortho-phthalodinitrile with lithium hydroxide, sodium hydroxide and/or potassium hydroxide in substantially anhydrous tert-butanol and, if desired, liberating (I) from (Ia) by means of a dilute acid.

    摘要翻译: 四氯-3-亚氨基二吲哚啉-1-酮(I)或其碱金属盐(Ia)通过四氯邻苯二甲腈与氢氧化锂,氢氧化钠和/或氢氧化钾在基本无水的叔丁醇中反应制备,如果需要 ,通过稀酸从(Ia)释放(I)。