Bis-(n-acylamino-phthalimide)-disazo dyestuffs
    1.
    发明授权
    Bis-(n-acylamino-phthalimide)-disazo dyestuffs 失效
    BIS-(N-亚氨基 - 邻苯二胺)-DISAZO DYESTUFFS

    公开(公告)号:US3646004A

    公开(公告)日:1972-02-29

    申请号:US3646004D

    申请日:1968-11-26

    Applicant: BAYER AG

    CPC classification number: C09B43/34

    Abstract: AZO DYESTUFFS FREE FROM SULFONIC ACID GROUPS ARE PREPARED WHICH ARE VALUABLE NEW PIGMENT DYESTUFFS CHARACTERIZED BY GOOD FASTNESS TO LIGHT, SOLVENTS AND MIGRATION, AND BY A GOOD THERMAL STABILITY ADAPTED FOR USE IN COLORING PAPERS, LACQUERS, AND SYNTHETIC MATERIALS AND FOR PRODUCING PIGMENT PASTE AND PRINTING INKS. THE DYESTUFFS CORRESPOND TO THE GENERAL FORMULA

    2-((1,3-DI(O=),(K1-N=N-),(R)M-ISOINDOLIN-2-YL)-NH-V-NH-),

    WHERE V STANDS FOR A RADICAL-OC-B-CO-OR A RADICAL

    1,3-DI(O=),(K1-N=N-),(R)M-ISOINDOLINE

    WHERE B DENOTES A DIRECT BOND, AN OPTIONALLY SUBSTITUTED ALIPHATIC, ARALIPHATIC, CARBOCYCLIC OR HETEROCYCLIC RADICAL, X STANDS FOR NH, O OR S; K1 DENOTES THE RADICAL OF A MONOFUNCTIONAL COUPLING COMPONENT; R STANDS FOR IDENTICAL OR DIFFERENT SUBSTITUENTS; AND M IS AN INTEGER FROM 0 TO 3.

    Phthalimide containing monoazo dyestuffs
    3.
    发明授权
    Phthalimide containing monoazo dyestuffs 失效
    含有MONOAZO DYESTUFFS的PHTHALIMIDE

    公开(公告)号:US3644405A

    公开(公告)日:1972-02-22

    申请号:US3644405D

    申请日:1968-11-26

    Applicant: BAYER AG

    CPC classification number: C09B43/34

    Abstract: MONOAZO DYESTUFFS FREE FROM SULFONIC ACID GROUPS ARE PREPARED WHICH ARE VALUABLE NEW PIGMENT DYESTUFFS CHARACTERIZED BY GOOD FASTNESS TO LIGHT, SLOVENTS AND MIGRATION, AND BY A GOOD THERMAL STABILITY WHEN USED FOR COLORING PAPERS, LACQUERS, VARNISHES, SYNTHETIC MATERIALS, PIGMENT PASTE AND PRINTING COLORS. THE DYESTUFFS CORRESPOND TO THE GENERAL FORMULA
    WHERE R1 AND R2, INDEPENDENTLY OF ONE ANOTHER, MEANS HYDROGEN, AN OPTIONALLY SUBSTITUTED ALKYL, ARALKYL OR ARYL RADICAL; X STANDS FOR AN OXYGEN OR SULFUR ATOM R FOR NH; K1 IS THE RADICAL OF A MONOFUNCTIONAL COUPLING COMPONENT; R IS A SUBSTITUENT; AND M IS AN INTEGER FROM 0-3.

    -N(-R1)-R2

    WHERE A STANDS FOR AN OPTIONALLY SUBSITUTED ALKYL, ARALKYL, CARBOCYCLIC OR HETEROCYCLIC RADICAL OR FOR THE RADICAL

    1,3-DI(O=),2-(A-C(=X)-NH-),(K1-N=N-),(R)M-ISOINDOLINE

    Bis-(n-acylamino-phthalimide)-disazo dyestuffs

    公开(公告)号:US3634388A

    公开(公告)日:1972-01-11

    申请号:US3634388D

    申请日:1968-11-26

    Applicant: BAYER AG

    CPC classification number: C09B43/34

    Abstract: SULFONIC ACID GROUP-FREE DISAZO DYESTUFFS ARE PREPARED WHICH ARE VALUABLE PIGMENT DYESTUFFS CHARACTERIZED BY GOOD FASTNESS TO LIGHT, SOLVENTS AND MIGRATION, AND BY A GOOD THERMAL RESISTANCE WHEN USED FOR COLORING PAPERS, LACQUERS, VARNISHES AND SYNTHETIC MATERIALS AND FOR THE PRODUCTION OF PIGMENT PASTE AND PRINTING INKS. THE DYESTUFFS CORRESPOND TO THE GENERAL FORMULA

    1,3-DI(O=),2-(A-C(=X)-NH-),(R)M,((1,3-DI(O=),2-(A-C(=X)-

    NH-),(R)M-ISOINDOLINYL)-N=N-K-N=N-)ISOINDOLINE

    WHEREIN A STANDS FOR AN OPTIONALLY SUBSTITUED ALKYL, ARALKYL, CARBOCYCLIC OR HETEROCYCLIC RADICAL OR FOR THE RADICAL

    -N(-R1)-R2

    WHERE R1 AND R2 INDEPENDENTLY OF ONE ANOTHER, REPRESENT HYDROGEN, AN OPTIONALLY SUBSTITUTED ALKYL, ARALKYL OR ARYL RADICAL; X STANDS FOR AN OXYGEN OR SULFUR ATOM OR FOR NH; K STANDS FOR THE RADICAL OF A FIBUNCTIONAL COUPLING COMPONENT; R STANDS FOR A SUBSTITUENT; AND M IS AN INTEGER FROM O TO 3.

    Disazo dyestuffs comprising phenyl methane sulfonic acid diazo component coupled to phenyl or naphthyl anine which is diazotized and couples to an indole coupler
    6.
    发明授权
    Disazo dyestuffs comprising phenyl methane sulfonic acid diazo component coupled to phenyl or naphthyl anine which is diazotized and couples to an indole coupler 失效
    包含与苯基或萘基萘偶联的苯基甲烷磺酸重氮组分的双偶氮染料,其被重氮化并偶联至吲哚偶合剂

    公开(公告)号:US3883502A

    公开(公告)日:1975-05-13

    申请号:US24278772

    申请日:1972-04-10

    Applicant: BAYER AG

    CPC classification number: C09B31/04 C09B31/061 C09B31/14 Y10S8/924

    Abstract: Disazo dyestuffs are disclosed which, in the free acid form, have the formula


    D R A W I N G
    IN WHICH R1 is H, Cl, Br, alkyl, alkoxy or nitro; R2 and R3 are H, Cl, Br, alkoxy or alkyl; R4 is alkyl or optionally substituted aryl; R5 is H or alkyl which may be substituted by CN, carboxamide or carboxyl; R6 is a substituent, such as alkyl, alkoxy, halogen, nitro, sulpho, or cyano; B is 1,4-phenylene or 1,4-naphthylene; M IS 1 OR 2; AND N IS 0, 1 OR 2. The dyestuffs are useful in the printing and dyeing of natural and synthetic fiber materials containing amide groups to give dyeings having good fastness properties especially wet processing and light fastness.

    Abstract translation: 公开了以游离酸形式具有式I的化合物,其中R 1是H,Cl,Br,烷基,烷氧基或硝基; R2和R3是H,Cl,Br,烷氧基或烷基; R4是烷基或任选取代的芳基; R5是H或可被CN,羧酰胺或羧基取代的烷基; R6是取代基,例如烷基,烷氧基,卤素,硝基,磺基或氰基; B是1,4-亚苯基或1,4-亚萘基; M IS 1 OR 2; 和N是0,1或2。

    Phenyl-azo-indole compounds
    9.
    发明授权
    Phenyl-azo-indole compounds 失效
    苯偶氮吲哚化合物

    公开(公告)号:US3891619A

    公开(公告)日:1975-06-24

    申请号:US31141472

    申请日:1972-12-01

    Applicant: BAYER AG

    CPC classification number: C09B29/22

    Abstract: Monoazo dyestuffs which in the form of the free acid correspond to the general formula

    WHEREIN R1 is hydrogen or alkyl; R2 is hydrogen, halogen, alkyl, alkoxy, nitro, nitrile, carbonamide or carboxylic acid ester; R3 is hydrogen, halogen, alkyl or alkoxy; R4 is alkyl or aryl; R5 is hydrogen or alkyl, R6 is hydrogen, halogen or alkyl; R7 is hydrogen, halogen, alkyl, alkoxy or nitrile; X is C2-C4-alkylene, aralkylene or phenylene; Y is SO3H or, if X is phenylene, SO3H or a radical -SO2-NH-SO2-R8; and R8 is alkyl, aryl or dialkylamine. These dyestuffs are used for the dyeing of natural and synthetic fibre materials, especially for dyeing polyamide fibres. They yield level yellow to orange dyeings with very good fastness to light. Dyestuffs are absorbed well on polyamide fibres even in a neutral to weakly acid dyebath. The dyestuffs are employed in the form of the free acid or in the form of its salts, especially the alkali salts, such as the sodium or potassium salts or the ammonium salts.

    Abstract translation: 游离酸形式的单偶氮染料对应于通式,其中R1是氢或烷基; R2是氢,卤素,烷基,烷氧基,硝基,腈,碳酰胺或羧酸酯; R3是氢,卤素,烷基或烷氧基; R4是烷基或芳基; R5是氢或烷基,R6是氢,卤素或烷基; R7是氢,卤素,烷基,烷氧基或腈; X是C 2 -C 4亚烷基,亚芳基或亚苯基; Y是SO 3 H,或者如果X是亚苯基,则SO 3 H或-SO 2 -NH-SO 2 -R 8基团; R8是烷基,芳基或二烷基胺。 这些染料用于天然和合成纤维材料的染色,特别是染色聚酰胺纤维。 它们产生黄色至橙色的染色,具有非常好的耐光牢度。 即使在中性至弱酸性染浴中,染料也能很好的吸收在聚酰胺纤维上。 染料以游离酸的形式或其盐形式使用,特别是碱金属盐,例如钠盐或钾盐或铵盐。

    Phenyl-azo-phenol dyestuffs
    10.
    发明授权
    Phenyl-azo-phenol dyestuffs 失效
    苯丙氨酸苯酯试剂

    公开(公告)号:US3674771A

    公开(公告)日:1972-07-04

    申请号:US3674771D

    申请日:1970-03-13

    Applicant: BAYER AG

    Inventor: SIEGEL EDGAR

    CPC classification number: B65D21/00 C09B29/12

    Abstract: WHEREIN ONE OF THE RESIDUES X or Y in each case denotes a sulpho group and the other denotes hydrogen, and wherein the benzene nuclei A and B can be substituted by chlorine or alkyl groups with one to four C atoms as well as their preparation and their use for dyeing polyamide fibers in a neutral to weakly acid medium.

    Water-soluble monoazo dyestuffs of general formula

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