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32 条记录 (耗时 0.015 秒)

    Process for the preparation of metallizable monoazo dyes in the presence of ketones
    1.
    发明授权
    Process for the preparation of metallizable monoazo dyes in the presence of ketones 失效
    在酮存在下制备金属化单偶氮染料的方法

    公开(公告)号：US5003051A

    公开(公告)日：1991-03-26

    申请号：US398122

    申请日：1989-08-23

    申请人： Ulrich Schlesinger ,  Peter Loew ,  Alois Puntener

    发明人： Ulrich Schlesinger ,  Peter Loew ,  Alois Puntener

    IPC分类号： C09B29/16 ,  C09B29/30 ,  C09B29/46 ,  C09B41/00 ,  C09B45/06 ,  C09B45/10 ,  C09B45/16 ,  C09B45/20 ,  D06P1/10 ,  D06P3/14 ,  D06P3/24 ,  D06P3/32

    CPC分类号： D06P3/32 ,  C09B41/002 ,  D06P3/14 ,  D06P3/24

    摘要： A process for the preparation of azo dyes of the formula ##STR1## in which X is --NH.sub.2 or --OH, A is a benzene or naphthalene radical which can be substituted by nitro, halogen, sulfo, C.sub.2 -C.sub.6 alkanoylamino, C.sub.1 -C.sub.6 -alkoxycarbonylamino, sulfonamido and sulfone groups and B is a benzene radical which is monosubstituted or disubstituted by C.sub.1 -C.sub.6 alkyl, or a naphthalene radical which can be substituted by amino, phenylamino, C.sub.1 -C.sub.6 alkylamino and sulfo, or a 1-phenyl-3-methyl-5-pyrazlone radical which can be substituted by halogen, C.sub.1 -C.sub.6 alkyl and C.sub.1 -C.sub.6 alkoy, these radicals being bound to the azo group in the o-position with respect to the hydroxyl or amino groups, comprises diazotizing in aqueous solution an amine of the formula ##STR2## in the presence of at least one ketone of the formula ##STR3## in which R.sub.1 and R.sub.2, independently of one another, are each C.sub.1 -C.sub.4 alkyl, and coupling the product on to a coupling component of the formula ##STR4## in which A, B and X in formulae (2) and (4) are as defined in formula (1). The present invention makes it possible to prepare the azo dyes mentioned in high yields.

    摘要翻译： 制备式（1）的偶氮染料的方法，其中X是-NH 2或-OH，A是苯或萘基，其可以被硝基，卤素，磺基，C 2 -C 6烷酰基氨基，C 1 -C 1-6烷氧基羰基氨基，亚磺酰氨基和砜基，B是被C 1 -C 6烷基单取代或二取代的苯基，或可被氨基，苯基氨基，C 1 -C 6烷基氨基和磺基取代的萘基或1-苯基 - 可被卤素，C1-C6烷基和C1-C6烷基取代的3-甲基-5-吡唑基，这些基团相对于羟基或氨基与邻位的偶氮基结合，包括在水溶液中重氮化 在式（3）的至少一种酮的存在下，其中R 1和R 2彼此独立地为C 1 -C 4烷基，并将该产物偶联到式 与式（2）和（4）中的A，B和X的式（4）的偶联组分， 如式（1）所定义。 本发明使得可以以高产率制备所述的偶氮染料。

    Process for the manufacture of anthraquinone compounds
    3.
    发明授权
    Process for the manufacture of anthraquinone compounds 失效
    制造蒽醌化合物的方法

    公开(公告)号：US4655970A

    公开(公告)日：1987-04-07

    申请号：US652422

    申请日：1984-09-19

    申请人： Martin Priester ,  Peter Loew

    发明人： Martin Priester ,  Peter Loew

    IPC分类号： C07C225/34 ,  C09B1/20 ,  C09B1/28 ,  C09B1/32 ,  C09B1/51 ,  C09B1/54 ,  C07C97/24

    CPC分类号： C09B1/545 ,  C09B1/207 ,  C09B1/28 ,  C09B1/32 ,  C09B1/51

    摘要： A process for the manufacture of quaternized diaminoanthraquinones by reacting alpha-nitro-anthraquinone with an amine of the formula ##STR1## to give 1-aminoanthraquinone (B), halogenating, preferably brominating the compound (B) to give 1-amino-4-halogeno- or 1-amino-2,4-dihalogeno-anthraquinone (C), condensing the compound (C) with a diamine of the formula ##STR2## or with an amine of the formula HNR.sub.3 R.sub.7 to give 1,4-diaminoanthraquinone (D) and subsequently quaternizing compound (D) to give the corresponding quaternized anthraquinone compound (E) which process comprises carrying out the condensation of compound (C) with the amine to form compound (D) and subsequent quaternization steps in one single operation without isolation of the intermediate (D).

    摘要翻译： 通过α-硝基蒽醌与下式的胺反应制备季铵化二氨基蒽醌的方法得到1-氨基蒽醌（B），卤化，优选溴化化合物（B），得到1-氨基-4- 卤代 - 或1-氨基-2,4-二卤代蒽醌（C），将化合物（C）与式IMAMA的二胺或式HNR 3 R 7的胺缩合，得到1,4-二氨基蒽醌（D ）和随后季铵化化合物（D），得到相应的季铵化蒽醌化合物（E），该方法包括在一次单独操作中进行化合物（C）与胺的缩合以形成化合物（D）和随后的季铵化步骤， 中间体（D）。

    Mixtures of cationic dyes: naphtho-lactam and oxazine dyes for polyacrylonitriles
    5.
    发明授权
    Mixtures of cationic dyes: naphtho-lactam and oxazine dyes for polyacrylonitriles 失效
    阳离子染料的混合物：用于聚丙烯腈的萘内酰胺和恶嗪染料

    公开(公告)号：US4421519A

    公开(公告)日：1983-12-20

    申请号：US385596

    申请日：1982-06-07

    申请人： Peter Loew ,  Rudolf Zink

    发明人： Peter Loew ,  Rudolf Zink

    IPC分类号： C09B67/22 ,  C09B67/32 ,  D06P1/42 ,  D06P3/76 ,  C09B57/06

    CPC分类号： C09B67/0075 ,  C09B67/0033 ,  D06P1/42 ,  D06P3/76 ,  Y10S8/927

    摘要： There are described novel dye mixtures of the dyes I and II or Ia and II ##STR1## wherein the symbols have the meanings defined in claim 1. These mixtures can be used in particular for dyeing and printing polyacrylonitrile materials, or mixed fabrics of polyacrylonitrile and wool, the dyeings obtained having a clear, deeply colored blue shade and especially a very good evening shade.

    摘要翻译： 描述了染料I和II或Ia和II的新型染料混合物（I）其中符号具有权利要求1中定义的含义。可以使用这些混合物 特别是用于染色和印刷聚丙烯腈材料，或聚丙烯腈和羊毛的混合织物，得到的染色具有清晰，深色的蓝色色调，特别是非常好的夜色。

    Cationic compounds
    6.
    发明授权
    Cationic compounds 失效
    阳离子化合物

    公开(公告)号：US4380627A

    公开(公告)日：1983-04-19

    申请号：US251421

    申请日：1981-04-06

    申请人： Willy Stingelin ,  Peter Loew

    发明人： Willy Stingelin ,  Peter Loew

    IPC分类号： C09B23/00 ,  C09B23/16 ,  C09B26/02 ,  D21H21/28 ,  C07D251/70 ,  C07D401/14 ,  C07D417/04 ,  C07D417/12

    CPC分类号： C09B23/164 ,  D21H21/28

    摘要： There are described novel cationic compounds of the formula ##STR1## wherein Z's independently of one another are each a radical of the formula ##STR2## B is identical to Z or is a cationic radical different from Z; R's independently of one another are each hydrogen, unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl, unsubstituted or substituted C.sub.1 -C.sub.4 -alkoxy, the NO.sub.2 group, unsubstituted or substituted acylamino, halogen or the CN group;R.sub.1 's independently of one another are each unsubstituted or substituted C.sub.1 -C.sub.4 -alkyl or C.sub.3 -C.sub.4 -alkenyl;X is a sulfur atom or the group ##STR3## in which both R.sub.1 radicals can be linked with each other to form a carbocyclic 5- or 6-membered ring;A is the direct bond, --NH-alkylene (C.sub.1 -C.sub.4), --O-alkylene (C.sub.1 -C.sub.4), alkylene (C.sub.1 -C.sub.4), phenylene, --O-phenylene or --NH-phenylene;Y is --NH--, --NR.sub.1 --, --O-- or --S--; andAn is an anion,and also processes for producing them and their use as dyes for dyeing and printing textile materials, such as polyacrylonitrile materials, leather and in particular paper, with greenish- to reddish-yellow shades being obtained which are distinguished by good general fastness properties.

    摘要翻译： 描述了式（I）的新型阳离子化合物，其中Z彼此独立地为下式的基团，其中Z是与Z相同或是不同于Z的阳离子基团; R 2各自独立地为氢，未取代或取代的C 1 -C 4 - 烷基，未取代或取代的C 1 -C 4 - 烷氧基，NO 2基团，未取代或取代的酰基氨基，卤素或CN基团; R 1彼此独立地是各自未取代或取代的C 1 -C 4 - 烷基或C 3 -C 4 - 烯基; X是硫原子或其中两个R 1基团可以彼此连接形成碳环5或6元环的基团; A是直接键，-NH-亚烷基（C1-C4）， - O-亚烷基（C1-C4），亚烷基（C1-C4），亚苯基，-O-亚苯基或-NH-亚苯基; Y是-NH-，-NR1-，-O-或-S-; 并且An是阴离子，并且它们也用于生产它们，并且它们用作染色和印刷纺织材料的染料，例如聚丙烯腈材料，皮革，特别是纸，具有绿色至红色 - 黄色的色调，其被良好的区分 一般坚牢性。

    Borontetrafluoride salts of basic oxazine dyes
    7.
    发明授权
    Borontetrafluoride salts of basic oxazine dyes 失效
    碱性恶嗪染料的四氟化硼盐

    公开(公告)号：US4367334A

    公开(公告)日：1983-01-04

    申请号：US330747

    申请日：1981-12-14

    申请人： Peter Loew

    发明人： Peter Loew

    IPC分类号： C09B19/00 ,  C09B69/06 ,  C07D265/38

    CPC分类号： C09B19/00 ,  C09B69/06

    摘要： The invention relates to dye salts of the formula ##STR1## wherein R.sub.1 and R.sub.4 are hydrogen or alkyl, R.sub.2 and R.sub.3 are hydrogen, alkyl, aralkyl or aryl, and Y and Z are hydrogen, halogen, alkyl, alkoxy or aryloxy. These dye salts are most suitable for spin-dyeing acrylonitrile. Pure blue transparent fibres having excellent fastness properties are obtained.

    摘要翻译： 本发明涉及下式的染料盐：其中R 1和R 4是氢或烷基，R 2和R 3是氢，烷基，芳烷基或芳基，Y和Z是氢，卤素，烷基，烷氧基或芳氧基。 这些染料盐最适合于纺丝染色丙烯腈。 得到具有优异坚牢性的纯蓝色透明纤维。

    Electromechanical switching system
    8.
    发明授权
    Electromechanical switching system 失效
    机电开关系统

    公开(公告)号：US4175448A

    公开(公告)日：1979-11-27

    申请号：US844468

    申请日：1977-10-21

    申请人： Peter Loew ,  Wolfgang Hummel

    发明人： Peter Loew ,  Wolfgang Hummel

    IPC分类号： G03G21/00 ,  G03G15/041 ,  F16H3/08 ,  B60K20/10 ,  B60L5/10 ,  F16H5/06

    CPC分类号： G03G15/041 ,  Y10T74/19251 ,  Y10T74/19279 ,  Y10T74/19437

    摘要： An electromechanical switching system which includes a multi-stage gearbox which has a plurality of manually selectable gear ratios corresponding to a plurality of positions of components which are movable between these positions, apparatus for automatically locating the components in the position corresponding to the selected gear ratio, and a device for locking the gearbox in a selected gear ratio while the operation is running. The position of the components is monitored and an indication provided the operator to prevent the start before the components are correctly positioned.

    摘要翻译： 一种机电开关系统，其包括多级齿轮箱，该多级齿轮箱具有多个可手动选择的齿轮比，其对应于可在这些位置之间移动的部件的多个位置，用于将部件自动定位在与所选齿轮比对应的位置 以及用于在操作运行时将齿轮箱锁定在选定的传动比中的装置。 监控组件的位置，并指示操作员在组件正确定位之前防止启动。

    Process for the manufacture of coumarin dyes
    9.
    发明授权
    Process for the manufacture of coumarin dyes 失效
    欧马林染色体制造工艺

    公开(公告)号：US4146712A

    公开(公告)日：1979-03-27

    申请号：US770493

    申请日：1977-02-22

    申请人： Peter Loew

    发明人： Peter Loew

    IPC分类号： C09B57/02 ,  C07D277/62

    CPC分类号： C09B57/02

    摘要： A process for the manufacture of coumarin dyes of the formula ##STR1## wherein Y represents a sulphur or an oxygen atom and the ring B can carry non-ionogenic substituents or substituted or unsubstituted fused rings, and A represents a hydrogen atom, a hydroxyl, alkoxy or phenoxy group, a nitrogen-containing heterocyclic ring system which is fused to two carbon atoms or represents a group --NR.sub.1 R.sub.2, in which R.sub.1 represents a substituted or unsubstituted alkyl or phenyl group, R.sub.2 represents a hydrogen atom or has one of the meanings assigned to R.sub.1, or R.sub.1 and R.sub.2 together with the nitrogen atom to which they are attached represent a 5- or 6-membered ring system, which process comprises condensing heterocyclic products of the formula ##STR2## wherein R represents a --CN--, --COOR' or ##STR3## group, in which R' represents a substituted or unsubstituted alkyl or aryl group and each of R" and R'" independently can be the same as R' or a hydrogen atom, or together with the nitrogen atom to which they are attached form a heterocyclic 5- or 6-membered ring, and Y and B are as defined above, with the proviso that, if Y represents a sulphur atom, the reaction mixture consisting of malodinitrile and o-aminothiophenols is used as starting material, in the presence of an organic solvent and a catalytic amount of a strong acid, with an aldehyde of the formula ##STR4## wherein A is as defined above.