中科微点-全球专利检索

  1. Login
  2. Sign Up

Search Results

18 records (took 0.017 seconds)

    Preparation of arylaminohydroxyanthraquinones
    12.
    发明授权
    Preparation of arylaminohydroxyanthraquinones 有权
    芳基氨基羟基蒽醌的制备

    公开(公告)号：US06420576B1

    公开(公告)日：2002-07-16

    申请号：US09625567

    申请日：2000-07-26

    Applicant: Josef-Walter Stawitz ,  Stephan Michaelis

    Inventor： Josef-Walter Stawitz ,  Stephan Michaelis

    IPC: C09B106

    CPC classification number: C07C221/00 ,  C09B1/5145 ,  C07C225/36

    Abstract: The process for preparing arylaminohydroxyanthraquinone of the formula by reacting appropriate chlorohydroxyanthraquinone with an amine of the formula (III) H2N—Ar  (III), is characterized in that one mole of amine of the formula (III) plus an excess of 10 to 100% based on one mole of amine is used per chlorine atom in the compounds of the formula (II) and the reaction is carried out in an inert solvent in the presence of a base selected from the group consisting of the carbonates of the alkali and alkaline earth metals, the acetates of the alkali metals, the phosphates of the alkali metals and any mixtures thereof.

    Abstract translation: 制备芳基氨基羟基蒽醌的方法，其中适当的氯代羟基蒽醌与式（III）的胺反应，其特征在于使用1摩尔式（III）的胺加上基于1摩尔胺的过量的10至100％ 式（II）化合物中的氯原子，反应在惰性溶剂中，在选自碱金属和碱土金属的碳酸盐，碱金属的乙酸盐， ，碱金属的磷酸盐及其任何混合物。

    Process for the preparation of quinophthalones
    13.
    发明授权
    Process for the preparation of quinophthalones 失效
    喹酞酮的制备方法

    公开(公告)号：US6121452A

    公开(公告)日：2000-09-19

    申请号：US921764

    申请日：1997-08-28

    Applicant: Dietmar Kalz ,  Stephan Michaelis ,  Karl-Heinz Reinhardt

    Inventor： Dietmar Kalz ,  Stephan Michaelis ,  Karl-Heinz Reinhardt

    IPC: C07D215/20 ,  C08G63/685 ,  C08G64/12 ,  C09B25/00 ,  D06P3/00

    CPC classification number: C08G63/685 ,  C07D215/20 ,  C08G64/12 ,  C09B25/00

    Abstract: The present invention relates to a process for preparing compounds of formula (I) ##STR1## wherein A completes an unsubstituted or substituted heteroaromatic ring andB completes an unsubstituted or substituted aromatic ring, by reacting a heterocyclic compound of formula (II) ##STR2## wherein A completes an unsubstituted or substituted heteroaromatic ring, with an aromatic dicarboxylic acid of formula (III) ##STR3## or an anhydride thereof, wherein B completes an unsubstituted or substituted aromatic ring, in an organic solvent in the presence of an aliphatic or aromatic alcohol that is different from both the organic solvent and compounds (I), (II), and (III).

    Abstract translation: 本发明涉及一种制备式（I）化合物的方法，其中A完成未取代或取代的杂芳环，B完成未取代或取代的芳环，通过使式（II）的杂环化合物（其中A完成未取代或取代的芳环） 取代的杂芳环与式（III）的芳族二羧酸或其酸酐反应，其中B在有机溶剂存在下在有机溶剂中完成未取代或取代的芳环，所述脂族或芳族醇不同于有机溶剂 和化合物（I），（II）和（III）。

    Bulk dyeing of plastics
    17.
    发明授权
    Bulk dyeing of plastics 失效
    大量染色塑料

    公开(公告)号：US5582621A

    公开(公告)日：1996-12-10

    申请号：US527473

    申请日：1995-09-13

    Applicant: Peter Roschger ,  Stephan Michaelis ,  Hauke Furstenwerth

    Inventor： Peter Roschger ,  Stephan Michaelis ,  Hauke Furstenwerth

    IPC: C08J3/20 ,  C08F2/44 ,  C08K5/00 ,  C08K5/45 ,  C08K5/46 ,  C08L101/00 ,  C09B23/00 ,  C09B23/01 ,  C09B23/04 ,  C09B23/10 ,  D06P1/13 ,  D06P3/24 ,  D06P3/52 ,  D06P3/70 ,  D06P3/79 ,  D06P5/00

    CPC classification number: C09B23/0066 ,  C08F2/44 ,  C08K5/0041 ,  C09B23/0091 ,  C09B23/04 ,  C09B23/105 ,  Y10S8/938

    Abstract: Bulk dyeing of plastics using dyestuffs of the formula (I) ##STR1## wherein n denotes 1 or 2, preferably 1,R.sub.o for n=1, denotes aryl, hetaryl or heterocyclylidenemethyl, or for n=2, denotes a direct bond or arylene andthe ring A is unsubstituted or substituted by C.sub.1 -C.sub.4 -alkyl, C.sub.5 -C.sub.8 -cycloalkyl, C.sub.6 -C.sub.10 -aryl, C.sub.1 -C.sub.4 -alkyloxy, C.sub.6 -C.sub.10 -aryloxy, C.sub.6 -C.sub.10 -aryl- or C.sub.1 -C.sub.4 -alkylsulphonyl, cyano, halogen, in particular chlorine or bromine, or a radical of the formula --COR.sub.1, wherein R.sub.1 represents C.sub.1 -C.sub.4 -alkoxy, amino, C.sub.1 -C.sub.4 -alkylamino, di-C.sub.1 -C.sub.4 -alkylamino, C.sub.6 -C.sub.10 -arylamino, C.sub.1 -C.sub.4 -alkyl or C.sub.6 -C.sub.10 -aryl, or contains a fused-on aromatic or cycloaliphatic ring,the plastics used being, in particular, thermoplastics, preferably vinyl polymers, polyesters or polyamides.

    Abstract translation: 使用式（I）的染料（I）对n = 1的染料进行大量染色，其中n表示1或2，优选1，n = 1的Ro表示芳基，杂芳基或杂环亚甲基甲基，或者对于n = 2，表示直接 键或亚芳基，并且环A未被取代或被C 1 -C 4 - 烷基，C 5 -C 8 - 环烷基，C 6 -C 10 - 芳基，C 1 -C 4 - 烷氧基，C 6 -C 10 - 芳氧基，C 6 -C 10 - 芳基或C 1 -C 1-4烷基磺酰基，氰基，卤素，特别是氯或溴，或式-COR 1的基团，其中R1表示C1-C4-烷氧基，氨基，C1-C4-烷基氨基，二C1-C4-烷基氨基，C6 -C 10 - 芳基氨基，C 1 -C 4 - 烷基或C 6 -C 10 - 芳基，或含有稠合的芳族或脂环族环，所用塑料，特别是热塑性塑料，优选乙烯基聚合物，聚酯或聚酰胺。

Patent Agency Ranking