Brown vat dye and its preparation
    2.
    发明授权
    Brown vat dye and its preparation 失效
    棕瓮染料及其制备

    公开(公告)号:US4323510A

    公开(公告)日:1982-04-06

    申请号:US155189

    申请日:1980-06-02

    CPC分类号: C09B3/10 C09B5/28 C09B5/40

    摘要: A vat dye obtained by heating a condensation product, which itself has been prepared by heating 3,9-di-(1-anthraquinonylamino)-benz[d,e]anthrone in an aluminum chloride/picoline or aluminum chloride/quinoline melt in the presence of sulfuryl chloride or thionyl chloride, in a melt of an alkali metal hydroxide in an alcohol or glycol or aqueous glycol.The dye gives deep clear brown dyeings having good fastness characteristics.

    摘要翻译: 通过加热本身通过在氯化铝/甲基吡啶或氯化铝/喹啉熔体中加热3,9-(1-蒽醌基) - 苯并[d,e]蒽酮制得的冷凝产物, 在醇或二醇或水性二醇中的碱金属氢氧化物的熔体中存在磺酰氯或亚硫酰氯。 该染料产生深棕色染色,具有良好的牢度特性。

    Preparation of brilliant, transparent pigmentary bromo-isoviolanthrone
of high tinctorial strength
    3.
    发明授权
    Preparation of brilliant, transparent pigmentary bromo-isoviolanthrone of high tinctorial strength 失效
    具有高着色强度的辉煌透明色素溴 - 异戊醇的制备

    公开(公告)号:US4298534A

    公开(公告)日:1981-11-03

    申请号:US127148

    申请日:1980-03-04

    IPC分类号: C09B3/30 C09B3/22 C09B67/00

    CPC分类号: C09B67/0001 C09B3/22

    摘要: A process for the preparation of pigmentary forms of bromoisoviolanthrone, wherein the leuco compound is oxidized in an aqueous alkaline medium, in the presence of a surfactant, at from 10.degree. to 100.degree. C., with exposure to shearing forces.The pigment obtained gives full-shade colorations which are very transparent and very brilliant, while in white reductions very deep colorations are obtained.

    摘要翻译: 一种用于制备颜料形式的溴异戊烷的方法,其中在表面活性剂存在下,在暴露于剪切力的情况下,在碱性介质中,无色化合物在10-100℃下被氧化。 获得的颜料得到非常透明和非常亮的全色调色,而在白色减少中获得非常深的着色。

    Production of 2-hydroxynaphthalene-3-carboxylic acid
    4.
    发明授权
    Production of 2-hydroxynaphthalene-3-carboxylic acid 失效
    2-羟基萘-3-羧酸的制备

    公开(公告)号:US4020102A

    公开(公告)日:1977-04-26

    申请号:US616684

    申请日:1975-09-25

    CPC分类号: C07C51/15 C07C51/48

    摘要: 2-Hydroxynaphthalene-3-carboxylic acid is prepared by the reaction of sodium-.beta.-naphtholate with carbon dioxide, extraction of the reaction mixture in the presence of water with benzene or a benzene derivative in a specific ratio and separation of the end product from the extracted mixture. The product is a starting material for the production of dyes and a coupling component in the manufacture of azo dyes.

    摘要翻译: 2-羟基萘-3-羧酸通过β-萘酚钠与二氧化碳的反应制备,在特定比例下用苯或苯衍生物在水存在下萃取反应混合物,并将最终产物与 提取的混合物。 该产品是用于生产染料的起始材料和偶氮染料制造中的偶联组分。

    Preparation of triazinyl-bis-anthraquinone dyes by reacting
aryldihalotriazine with amino anthraquinone
    5.
    发明授权
    Preparation of triazinyl-bis-anthraquinone dyes by reacting aryldihalotriazine with amino anthraquinone 失效
    通过与氨基蒽醌反应ARYLDIHALOTRIAZINE来制备三亚氨基二硫代吗啉

    公开(公告)号:US5210190A

    公开(公告)日:1993-05-11

    申请号:US768943

    申请日:1991-10-22

    IPC分类号: C07C1/32 C09B1/467

    CPC分类号: C09B1/467

    摘要: Anthraquinone dyes I ##STR1## (Ar = aryl, A = anthraquinonyl) are prepared by reacting a aryldihalotriazine II ##STR2## (Hal = chlorine or bromine) with an aminoanthraquinone IIIA--NH.sub.2in an N--C.sub.1 --C.sub.4 -alkylpyrrolid-2-one or -piperid-2-one, N-di-C.sub.1 -C.sub.4 -alkylacetamide or -propionamide or urea derivatives of the formula IV ##STR3## (R = identical or different alkyl groups of from 1 to 4 carbon atoms which can also be linked together to form a 5- or 6-membered ring containing the urea group) as solvent.

    摘要翻译: PCT No.PCT / EP90 / 01030 Sec。 371日期1991年10月22日 102(e)日期1991年10月22日PCT Filed 1990年6月27日PCT公布。 出版物WO91 / 00317 日本1991年1月10日。通过芳基二卤代三嗪II(Hal =氯或溴)与氨基蒽醌III A-NH 2的反应制备蒽醌染料I(Ar =芳基,A =蒽醌基) N-C 1 -C 4 - 烷基吡咯烷-2-酮或哌啶-2-酮,N-二-C 1 -C 4 - 烷基乙酰胺或 - 丙酰胺或式IV的脲衍生物(R =相同或不同的烷基 1至4个碳原子,其也可以连接在一起形成含有脲基团的5-或6-元环)作为溶剂。

    Preparation of 1-amino-4-hydroxy-2-(6'-hydroxyhexoxy)-anthraquinone
    6.
    发明授权
    Preparation of 1-amino-4-hydroxy-2-(6'-hydroxyhexoxy)-anthraquinone 失效
    1-氨基-4-羟基-2-(6'-羟基己氧基) - 蒽醌的制备

    公开(公告)号:US4916244A

    公开(公告)日:1990-04-10

    申请号:US230451

    申请日:1988-08-10

    申请人: Helmut Hoch

    发明人: Helmut Hoch

    IPC分类号: D06P3/54 C09B1/503 C09B1/54

    CPC分类号: C09B1/503

    摘要: 1-Amino-2-(6'-hydroxyhexoxy)-4-hydroxyanthraquinone (I) is prepared from the corresponding 2-phenoxy- or 2-halo-anthraquinone compound and 1,6-hexanediol with or without a phenol in the presence of an alkaline agent at elevated temperatures by reacting, per mole of the anthraquinone compound, from 2 to 6 moles of 1,6-hexanediol in the presence of ethylene oxide adducts on phenols or alkanols and/or polyethylene glycols at from 125.degree. to 135.degree. C. and then heating the resulting reaction mixture at from 140.degree. to 150.degree. C., in the course of which the stage 1 byproducts, namely the 1',6'-bis(1-amino-4-hydroxyanthraquinonyloxy)hexane diether is cleaved into (I), leaving a diether level of .ltoreq.2% by weight in (I).

    摘要翻译: 由相应的2-苯氧基 - 或2-卤代蒽醌化合物和1,6-己二醇在有或没有苯酚存在下制备1-氨基-2-(6'-羟基己氧基)-4-羟基蒽醌(I) 在125〜135℃下,在环氧乙烷加成物存在下,在酚类或链烷醇和/或聚乙二醇的存在下,通过使每摩尔蒽醌化合物2〜6摩尔的1,6-己二醇反应, 然后在140℃至150℃下加热所得反应混合物,其中阶段1副产物即1',6'-双(1-氨基-4-羟基蒽醌氧基)己烷二醚为 切割成(I),在(I)中留下重量百分比的二醚水平。

    Preparation of transparent pigmentary forms of
4,4',7,7'-tetrachlorothioindigo
    7.
    发明授权
    Preparation of transparent pigmentary forms of 4,4',7,7'-tetrachlorothioindigo 失效
    制备4,4',7,7'-四氯硫靛素的透明色素形式

    公开(公告)号:US4332955A

    公开(公告)日:1982-06-01

    申请号:US137955

    申请日:1980-04-07

    IPC分类号: C09B7/10 C09B67/28 C07D333/64

    CPC分类号: C09B7/10 C09B67/0077

    摘要: A transparent pigmentary form of 4,4',7,7'-tetrachlorothioindigo is prepared by oxidizing the leuco compound of tetrachlorothioindigo in aqueous alkaline suspension, in the presence of a dithionite, at from 20.degree. to 100.degree. C., with simultaneous exposure to shearing forces. Preferably, the oxidation is carried out in the presence of a surfactant.The pigment obtained gives brilliant, transparent full-shade colorations, while white reductions have a deep pure reddish hue.

    摘要翻译: 通过在20℃至100℃下在连二亚硫酸盐存在下,将水性碱性悬浮液中的四氯硫靛素的无色化合物氧化,同时曝光制备4,4',7,7'-四氯硫靛素的透明颜料形式 剪力。 优选地,氧化在表面活性剂的存在下进行。 获得的颜料产生了辉煌,透明的全色调,而白色减少具有深的纯红色色调。

    Process for upgrading the color value of 3,4,9,10-tetracarboxylic acid
N,N'-bis-methylimide
    8.
    发明授权
    Process for upgrading the color value of 3,4,9,10-tetracarboxylic acid N,N'-bis-methylimide 失效
    提高3,4,9,10-四羧酸N,N'-双 - 甲基酰亚胺颜色值的方法

    公开(公告)号:US4189582A

    公开(公告)日:1980-02-19

    申请号:US913332

    申请日:1978-06-07

    CPC分类号: C09B5/62 C09B67/0001

    摘要: A process for the manufacture of a red pigment from perylene-3,4,9,10-tetracarboxylic acid N,N'-bis-methylimide which has been obtained by methylating the corresponding diimide or by fusing naphthalic acid N-methylimide with an alkali metal hydroxide which comprises vatting a suspension of N,N'-bis-methylimide dye with 0.5-1.5 times by weight of an alkali metal dithionite in the presence of up to 4 times by weight of an alkali metal hydroxide relative to the quantity of the dithionite, at a temperature of from room temperature to 100.degree. C., to obtain the corresponding leuco compound, cooling the resulting solution to 20.degree.-40.degree. C., isolating and washing the leuco compound with fresh vatting solution until the solution is virtually colorless and clean and then oxidizing the leuco compound.

    摘要翻译: 通过使相应的二酰亚胺甲基化或通过将萘二甲酸N-甲基酰亚胺与碱熔融而获得的来自苝-3,4,9,10-四羧酸N,N'-双 - 甲基酰亚胺的红色颜料的制备方法 金属氢氧化物,其包括在至多4重量%的碱金属氢氧化物的存在下,相对于碱金属氢氧化物的量,将N,N'-双 - 甲基酰亚胺染料的悬浮液与0.5-1.5倍重量的碱金属连二亚硫酸盐 连二亚硫酸盐,在室温至100℃的温度下,得到相应的无色化合物,将所得溶液冷却至20℃-40℃,用新鲜的含水溶液分离和洗涤无色化合物直到溶液实际上 无色干净,然后氧化无色复合物。

    Production of 2-hydroxynaphthalene-3-carboxylic acid

    公开(公告)号:US4038309A

    公开(公告)日:1977-07-26

    申请号:US643524

    申请日:1975-12-22

    IPC分类号: C07C51/15

    CPC分类号: C07C51/15

    摘要: The production of 2-hydroxynaphthalene-3-carboxylic acid by heating sodium .beta.-naphtholate in the presence of an araliphatic compound containing two aromatic radicals and/or in the presence of an aromatic ether having at least one aromatic radical etherified with an aliphatic, cycloaliphatic or araliphatic radical at a temperature of at least 200.degree. C, reaction with carbon dioxide and reaction of the salt formed with acid. The resultant 2-hydroxy-naphthalene-3-carboxylic acid is a starting material for the production of dyes, a coupling component of surface coating colors and chrome dyes and also a developer for diazotizable dyes.