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    Preparation of J-acid urea
    1.
    发明授权
    Preparation of J-acid urea 失效
    制备J-酸尿素

    公开(公告)号：US5144064A

    公开(公告)日：1992-09-01

    申请号：US764359

    申请日：1991-09-23

    申请人： Erwin Hahn ,  Udo Mayer ,  Friedrich-Wilhelm Raulfs ,  Ulrike Schloesser

    发明人： Erwin Hahn ,  Udo Mayer ,  Friedrich-Wilhelm Raulfs ,  Ulrike Schloesser

    IPC分类号： C07C303/22 ,  C07C309/51

    CPC分类号： C07C303/22

    摘要： J-Acid urea of the formula ##STR1## is prepared by reacting 7-amino-4-hydroxynaphthalene-2-sulfonic acid (J-acid) with urea at from 100.degree. to 140.degree. C. under a pressure ranging from atmospheric pressure to 10 bar in an inert solvent to a partial extent, precipitating unconverted J-acid in an acidic medium and separating it off, and, if desired, isolating J-acid urea from the resulting neutralized solution by salting out.

    摘要翻译： 通过使7-氨基-4-羟基萘-2-磺酸（J-酸）与尿素在100-140℃下在大气压至大约压力的压力下反应制备式“IMAGE”的γ-酸尿素 10巴在惰性溶剂中的一部分程度，在酸性介质中沉淀未转化的J-酸，并将其分离出来，如果需要，通过盐析从得到的中和溶液中分离出J-酸尿素。

    Basic azo dyes with a coupling component of the hydroxynaphthalenecarboxylic acid series
    2.
    发明授权
    Basic azo dyes with a coupling component of the hydroxynaphthalenecarboxylic acid series 失效
    具有羟基萘羧酸系的偶联成分的碱性偶氮染料

    公开(公告)号：US5286854A

    公开(公告)日：1994-02-15

    申请号：US998570

    申请日：1992-12-30

    申请人： Erwin Hahn ,  Heidi Hengelsberg ,  Udo Mayer

    发明人： Erwin Hahn ,  Heidi Hengelsberg ,  Udo Mayer

    IPC分类号： C09B29/15 ,  C09B44/06 ,  D06P1/41

    CPC分类号： C09B29/103 ,  C09B44/06 ,  Y10S8/918 ,  Y10S8/919 ,  Y10S8/921

    摘要： Basic azo dyes useful for dyeing or printing polymeric material have the formula ##STR1## where R.sup.1 is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or C.sub.1 -C.sub.4 -alkanoylamino,R.sup.2 is hydrogen, C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy or a radical of the formula CO-X, andX is hydroxyl, C.sub.1 -C.sub.4 -alkoxy, amino, mono- or di(C.sub.1 -C.sub.6 -alkyl)amino or a radical of the formula ##STR2## where n is 0 or 1,R.sup.3, R.sup.4 and R.sup.5 are hydrogen or substituted or unsubstituted C.sub.1 -C.sub.4 -alkyl,R.sup.6 is hydrogen or C.sub.1 -C.sub.4 -alkyl,L is C.sub.2 -C.sub.6 -alkylene, andAn.sup..crclbar. is one equivalent of an anion,with the proviso that at least one basic or quaternary radical is present in the molecule.

    摘要翻译： 碱式偶氮染料，其中R 1表示氢，C 1 -C 4烷基，C 1 -C 4 - 烷氧基或C 1 -C 4 - 烷酰基氨基，R 2表示氢，C 1 -C 4 - 烷基或C 1 -C 4 - C 1-4 - 烷氧基或式-CO-X基团，X表示羟基，C 1 -C 4 - 烷氧基，氨基，C 1 -C 6 - 单 - 或二烷基氨基或下式的基团或 其中n表示0或1，R 3，R 4和R 5表示氢或任选取代的C 1 -C 4 - 烷基，R 6表示氢或C 1 -C 4 - 烷基，L表示C 2 - C 6 - 亚烷基和An <（ - ）>表示阴离子的当量，条件是分子中至少存在一个碱基或四元基，以及它们用于染色或印刷聚合物材料的用途。

    Rhodamine derivatives
    4.
    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

    申请人： Erwin Hahn ,  Claudia Kraeh ,  Udo Mayer ,  Bernhard Albert ,  Walter Denzinger

    发明人： Erwin Hahn ,  Claudia Kraeh ,  Udo Mayer ,  Bernhard Albert ,  Walter Denzinger

    IPC分类号： C09B11/28 ,  C08K5/18 ,  C09B11/24 ,  C09D11/00 ,  D06P3/76 ,  G03G9/09 ,  C07D221/18 ,  C07D311/88 ,  D06P3/52 ,  D06P3/70

    CPC分类号： C09D11/50 ,  C08K5/18 ,  C09B11/24 ,  D06P3/76 ,  G03G9/0914

    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。

    Triaminotriarylmethane colorants
    5.
    发明授权
    Triaminotriarylmethane colorants 失效
    三氨基三芳基甲烷着色剂

    公开(公告)号：US4477381A

    公开(公告)日：1984-10-16

    申请号：US350358

    申请日：1982-02-19

    申请人： Udo Mayer ,  Erwin Hahn ,  Joachim Jesse

    发明人： Udo Mayer ,  Erwin Hahn ,  Joachim Jesse

    IPC分类号： C09B11/00 ,  C09B11/20 ,  C09B11/10

    CPC分类号： C09B11/20

    摘要： Triaminotriarylmethane colorants are obtainable by first reacting an aluminum or iron trihalide complex of a 4,4',4"-trihalotriphenylmethyl halide with a metanilic acid, a sulfanilic acid or a .beta.-naphthylaminesulfonic acid and then reacting the product with one or more anilines to replace the halogen atoms located in the 4-positions.The compounds according to the invention are very useful as pigments, for example in printing inks, or for toning carbon black.

    摘要翻译： 三氨基三芳基甲烷着色剂可以通过首先使4,4'，4“ - 三卤代三苯甲基卤化物的铝或三卤化铁配合物与间苯磺酸，对氨基苯磺酸或β-萘胺磺酸反应，然后使产物与一种或多种苯胺 以取代位于4位的卤素原子。 根据本发明的化合物作为颜料非常有用，例如在印刷油墨中，或用于调色炭黑。

    Preparation of N-hydroxypyrazoles
    6.
    发明授权
    Preparation of N-hydroxypyrazoles 失效
    N-羟基吡唑的制备

    公开(公告)号：US4945167A

    公开(公告)日：1990-07-31

    申请号：US367047

    申请日：1989-06-16

    申请人： Ulf Baus ,  Wolfgang Reuther ,  Erwin Hahn

    发明人： Ulf Baus ,  Wolfgang Reuther ,  Erwin Hahn

    IPC分类号： C07D231/12 ,  C07D231/16 ,  C07D521/00

    CPC分类号： C07D231/12 ,  C07D231/16 ,  C07D233/56 ,  C07D249/08

    摘要： N-hydroxypyrazoles of the general formula I ##STR1## where R.sup.1, R.sup.2 and R.sup.3 may be identical or different and are each hydrogen or halogen, are prepared by a process in which a pyrazole of the general formula II ##STR2## where R.sup.1, R.sup.2 and R.sup.3 have the meanings stated for formula I, is reacted with an aliphatic or aromatic peroxocarboxylic acid, preferably in the presence of from 0 to 15 moles of an alkali metal hydroxide, alkaline earth metal hydroxide, alkali meteal carbonate or alkaline earth metal carbonate in such a way that the reaction temperature is from -5.degree. C. to 60.degree.C.The reaction can be carried out in water as a solvent or in a 2-phase system consisting of water and an inert organic solvent which is poorly miscible with water, in the presence or absence of a suitable phase transfer catalyst. The peroxocarboxylic acid can be prepared in the reaction mixture before the reaction from H.sub.2 O.sub.2 and an acyl halide or a carboxylic anhydride or can be used in the form of an alkali metal salt or alkaline earth metal salt.

    摘要翻译： 其中R 1，R 2和R 3可以相同或不同并且各自为氢或卤素的通式I（I）的N-羟基吡唑通过其中通式II的吡唑（IMAGE）（ II）其中R 1，R 2和R 3具有式I所述的含义，与脂族或芳族过氧羧酸反应，优选在0至15摩尔碱金属氢氧化物，碱土金属氢氧化物，碱金属碳酸盐 或碱土金属碳酸盐，使得反应温度为-5℃至60℃。该反应可以在作为溶剂的水中或在由水和惰性有机物组成的2相体系中进行 在有或没有合适的相转移催化剂的情况下与水很难混溶的溶剂。 过氧化羧酸可以在与H 2 O 2和酰卤或羧酸酐反应之前在反应混合物中制备，或者可以以碱金属盐或碱土金属盐的形式使用。

    Tetrachloroperylene-3,4,9,10-tetracarboxylic acid diimide pigment and its use
    7.
    发明授权
    Tetrachloroperylene-3,4,9,10-tetracarboxylic acid diimide pigment and its use 失效
    四氯化苯-3,4,9,10-四羧酸二酰亚胺颜料及其用途

    公开(公告)号：US4846892A

    公开(公告)日：1989-07-11

    申请号：US92600

    申请日：1987-09-03

    申请人： Georg Henning ,  Erwin Hahn ,  Peter Hauser ,  Manfred Patsch

    发明人： Georg Henning ,  Erwin Hahn ,  Peter Hauser ,  Manfred Patsch

    IPC分类号： C08K5/3412 ,  C08K5/3437 ,  C09B5/62 ,  C09B67/48 ,  C09D7/12 ,  C09D11/02

    CPC分类号： C09B5/62 ,  C09B67/0025

    摘要： A tetrachloroperylene-3,4,9,10-tetracarboxylic acid diimide pigment which contains not less than 85% by weight of the tetrachloro compound of the formula ##STR1## which is present to the extent of not less than 95% by weight in the .beta.-modification and which, in an X-ray spectrum, exhibits 2.sup..crclbar. CuK.sub..alpha. main lines at 9.0.degree., 13.3.degree., 15.0.degree., 16.8.degree., 19.1.degree., 21.5.degree., 24.2.degree., 25.4.degree., 26.5.degree., 27.0.degree. and 27.5.degree..In finishes, the pigment gives very brilliant colorations which are very highly lightfast and fast to weathering and which, upon weathering, neither bleach nor darken up.

    摘要翻译： 含有不少于85重量％的式“IMAGE”的四氯化合物的四氯化亚丙基-3,4,9,10-四羧酸二酰亚胺颜料，其量为不少于95重量％ 在9.0°，13.3°，15.0°，16.8°，19.1°，21.5°，24.2度，25.4度，26.5度，X射线谱中显示2（ - ）CuKα主线， 27.0°和27.5°。 在表面处理中，颜料产生非常明亮的着色，其具有非常高的耐光性和耐候性，并且在风化时，既不漂白也不变暗。

    Bisazo compounds containing anthranilic acid and thiazole moieties
    8.
    发明授权
    Bisazo compounds containing anthranilic acid and thiazole moieties 失效
    含有邻氨基苯甲酸和噻唑部分的双偶氮化合物

    公开(公告)号：US4694075A

    公开(公告)日：1987-09-15

    申请号：US820018

    申请日：1986-01-21

    申请人： Horst Colberg ,  Erwin Hahn

    发明人： Horst Colberg ,  Erwin Hahn

    IPC分类号： C09B44/02 ,  C09B31/14 ,  C09B44/08 ,  D06P1/04 ,  D06P1/41

    CPC分类号： C09B44/02

    摘要： The compounds of the formula ##STR1## where Y is hydrogen, chlorine, bromine or nitro, Z is hydrogen, chlorine, bromine, a sulfonic ester group or unsubstituted or substituted sulfamyl, X is --O-- or ##STR2## R is alkylene which may or may not be interrupted by oxygen or ##STR3## m is 0 or 1, p is 1 or 2, R.sup.1 and R.sup.2 independently of one another are each hydrogen, unsubstituted or substituted alkyl, alkenyl, cycloalkyl, aralkyl, or aryl, or R.sup.1 and R.sup.2 together with the nitrogen form a heterocyclic structure, R.sup.3 is hydrogen or unsubstituted or substituted alkyl, R.sup.6 and R.sup.7 independently of one another are each hydrogen, unsubstituted or substituted alkyl, alkoxy or acylamino, K is a radical of a coupling component, A.crclbar. is an anion, R.sup.4 is unsubtituted or substituted alkyl and R.sup.5 is hydrogen or C.sub.1 -C.sub.4 -alkyl, and the radical ##STR4## may furthermore be an unsubstituted or substituted piperazine radical, are useful for dyeing acid-modified fibers, leather and in particular paper.

    摘要翻译： 其中Y是氢，氯，溴或硝基，Z是氢，氯，溴，磺酸酯基或未取代或取代的亚磺酰基的式“IMAGE”的化合物，X是-O-或R是 氧可以或不会被氧中断，或者m为0或1，p为1或2，R 1和R 2彼此独立地为氢，未取代或取代的烷基，烯基，环烷基，芳烷基或芳基，或 R 1和R 2与氮一起形成杂环结构，R 3为氢或未取代或取代的烷基，R 6和R 7彼此独立地为氢，未取代或取代的烷基，烷氧基或酰氨基，K为偶联组分的基团， A（ - ）是阴离子，R4是未取代的或取代的烷基，R5是氢或C1-C4-烷基，基团还可以是未取代或取代的哌嗪基，可用于染色酸改性纤维， 皮革，特别是纸张。