Triarylmethane color formers
    2.
    发明授权
    Triarylmethane color formers 失效
    三芳基甲烷成色剂

    公开(公告)号:US5233048A

    公开(公告)日:1993-08-03

    申请号:US942112

    申请日:1992-09-08

    摘要: Color formers of the general formula ##STR1## in which --independently of one another-- R.sup.1 and R.sup.2 are hydrogen, halogen, alkyl, aralkyl etc.,Y.sup.1 and Y.sup.2 are alkyl, aryl, cycloalkyl or aralkyl,X.sup.1 is alkyl, alkenyl, cycloalkyl, aralkyl etc.,X.sup.2 is H, alkyl, alkenyl, cycloalkyl etc.X.sup.1 with X.sup.2 with the inclusion of the nitrogen atom carrying them can form a saturated or unsaturated 5- or 6-membered heterocyclic ring, andfurther isocyclic or heterocyclic rings can be fused with the rings A, B and C, upon incorporation in recording materials based on acid developers, show a particularly advantageous migration behaviour. Deep blue, green-blue, green, violet or red shades which have excellent sublimation and light fastness are obtained.

    摘要翻译: 通式(Ⅰ)所示的成色剂 - 其中R 1和R 2彼此独立地为氢,卤素,烷基,芳烷基等,Y 1和Y 2为烷基,芳基,环烷基或芳烷基,X 1为烷基, 烯基,环烷基,芳烷基等,X 2是H,烷基,烯基,环烷基等。具有包含含有氮原子的X 2的X 1可以形成饱和或不饱和的5-或6-元杂环,并且还可以是环或 当结合到基于酸显影剂的记录材料中时,杂环可以与环A,B和C稠合,显示出特别有利的迁移行为。 获得了具有极好升华和耐光牢度的深蓝色,绿色 - 蓝色,绿色,紫色或红色色调。

    Dyestuff laser
    3.
    发明授权
    Dyestuff laser 失效
    染料激光

    公开(公告)号:US4670882A

    公开(公告)日:1987-06-02

    申请号:US349900

    申请日:1982-02-18

    摘要: Dyestuff laser consisting of a reservoir, with a laser dyestuff solution contained therein, and a pumped light source associated therewith, which is capable of exciting the dyestuff solution to produce an emission, characterized in that the dyestuff solution contains, in a solvent which does not interfere with the emission, a dyestuff which, in the form of the free acid, corresponds to the general formula ##STR1## wherein R.sub.1 to R.sub.4 independently of one another represent hydrogen, alkyl, trifluormethyl, alkoxy, aralkoxy, alkenyloxy, halogen or the carboxyl, cyano, alkylsulphone, aryl-sulphone, carboxamide, sulphonamide or carboxylic acid ester group,R.sub.1 and R.sub.4 can additionally denote a fused-on benzene ring,n represents a number 2 to 6 ando, p, q and r independently of one another represent 0, 1 or 2,in a concentration, preferably of 10.sup.-2 to 10.sup.-5 mol/1, which emits laser radiation.

    摘要翻译: 由储存器组成的染料激光器,其中包含激光染料溶液,以及与其相关联的泵浦光源,其能够激发染料溶液以产生发射,其特征在于,所述染料溶液在不溶剂 干扰发射,以游离酸的形式对应于通式为“IMAGE”的染料,其中R 1至R 4彼此独立地表示氢,烷基,三氟甲基,烷氧基,芳烷氧基,烯氧基,卤素或羧基 ,氰基,烷基砜,芳基砜,甲酰胺,磺酰胺或羧酸酯基团,R 1和R 4可以另外表示稠合的苯环,n表示2至6的数,o,p,q和r彼此独立地 代表0,1或2,其浓度,优选为10-2至10-5mol / l,其发射激光辐射。

    Tri-phenyl methyl color-forming agents
    4.
    发明授权
    Tri-phenyl methyl color-forming agents 失效
    三苯基甲基成色剂

    公开(公告)号:US4897223A

    公开(公告)日:1990-01-30

    申请号:US162531

    申请日:1988-03-01

    摘要: Color-forming agents of the general formula ##STR1## wherein X denotes hydroxyl, alkoxy, alkenyloxy, aralkoxy, cycloalkoxy, aryloxy, acyloxy, alkoxycarbonyloxy, alkylamino, dialkylamino, acylamino, aralkylamino or arylamino,Q denotes cyano, alkoxycarbonyl, aryloxycarbonyl, aralkoxycarbonyl, carbamoyl, N-alkylcarbamoyl, N,N-dialkylcarbamoyl, N-alkyl-N-aryl-carbamoyl, acyl, alkoxysulphonyl, aralkoxysulphonyl, sulphamoyl, N-alkylsulphamoyl, N,N-dialkylsulphamoyl, alkylsulphonyl, arylsulphonyl or aralkylsulphonyl andR denotes alkyl, alkenyl or aralkyl,further isocyclic or heterocyclic rings can be fused on to the rings A, B, C and D, and the cyclic and acyclic radicals and the rings A, B, C and D can carry further substituents, are used for the preparation of pressure-sensitive recording materials.

    摘要翻译: 通式为(I)的成色剂,其中X表示羟基,烷氧基,烯氧基,芳烷氧基,环烷氧基,芳氧基,酰氧基,烷氧基羰基氧基,烷基氨基,二烷基氨基,酰氨基,芳烷基氨基或芳氨基,Q表示氰基,烷氧基羰基, ,芳烷氧基羰基,氨基甲酰基,N-烷基氨基甲酰基,N,N-二烷基氨基甲酰基,N-烷基-N-芳基 - 氨基甲酰基,酰基,烷氧基磺酰基,芳烷基磺酰基,氨磺酰基,N-烷基氨磺酰基,N,N-二烷基氨磺酰基,烷基磺酰基,芳基磺酰基或芳烷基磺酰基和R 表示烷基,烯基或芳烷基,进一步的环或杂环可以稠合在环A,B,C和D上,并且环和无环基和环A,B,C和D可以携带另外的取代基 用于制备压敏记录材料。

    Process for the preparation of substituted
4,4'-diaminostilbene-2,2'-disulphonic acids
    5.
    发明授权
    Process for the preparation of substituted 4,4'-diaminostilbene-2,2'-disulphonic acids 失效
    制备取代的4,4'-二氨基芪-2,2'-二磺酸的方法

    公开(公告)号:US6025490A

    公开(公告)日:2000-02-15

    申请号:US22337

    申请日:1998-02-11

    CPC分类号: C11D3/42 C07D251/68

    摘要: A process for the preparation of compounds of the formula (I) ##STR1## wherein n represents 0-2;M represents H, alkali metal ion or optionally substituted ammonium ion; andX represents anilino, N- or N,N-alkylamino;by reaction of a compound of the formula (IV) ##STR2## with 2 molar equivalents of an amnine of the formula X--H, at a pH of 5-10, optionally in the presence of an acid-trapping agent which differs from X--H, wherein the compound of the formula (IV) is added to an aqueous reaction medium with a temperature of at least 40.degree. C. and the amine of the formula X--H and, optionally, the acid-trapping agent are added to the aqueous reaction medium independently of one another and/or during and/or after the addition of IV. The compounds of the formula I which are outstandingly suitable as optical brighteners.

    摘要翻译: 一种制备式(I)化合物的方法,其中n代表0-2; M表示H,碱金属离子或任选取代的铵离子; X代表苯胺基,N-或N,N-烷基氨基; 通过式(Ⅳ)的化合物与2摩尔当量的式XH的胺在5-10的pH下反应,任选在与XH不同的酸捕获剂存在下,其中化合物 将式(Ⅳ)加至温度至少为40℃的含水反应介质中,将式XH的胺和任选的酸捕获剂彼此独立地加入到水性反应介质中, /或在添加IV期间和/或之后。 式I的化合物非常适合用作荧光增白剂。

    Bis(triarylmethane) compounds
    6.
    发明授权
    Bis(triarylmethane) compounds 失效
    BIS(三氯甲烷)化合物

    公开(公告)号:US5189188A

    公开(公告)日:1993-02-23

    申请号:US607192

    申请日:1990-10-31

    申请人: Udo Eckstein

    发明人: Udo Eckstein

    CPC分类号: C09B11/16 C09B11/04 C09B11/26

    摘要: Compounds of the general formula ##STR1## in which the symbols have the meaning given in the description, are highly suitable as color formers in recording materials based on acid developers. They give deep blue, green-blue, green, violet or red shades which have excellent sublimation and light fastness.

    摘要翻译: 其中符号具有描述中给出的含义的通式“IMAGE”I的化合物在基于酸显影剂的记录材料中非常适合作为成色剂。 它们具有深蓝色,绿蓝色,绿色,紫色或红色色调,具有极好的升华和耐光性。

    Process for preparing substituted 4,4'-diaminostilbene-2,2'-disulphonic
acid salts
    7.
    发明授权
    Process for preparing substituted 4,4'-diaminostilbene-2,2'-disulphonic acid salts 失效
    制备取代的4,4'-二氨基芪-2,2'-二磺酸盐的方法

    公开(公告)号:US6121444A

    公开(公告)日:2000-09-19

    申请号:US230108

    申请日:1999-01-24

    IPC分类号: C07D251/68 D06L3/12

    CPC分类号: C07D251/68 D06L3/1214

    摘要: In the preparation of substituted 4,4'-diaminostilbene-2,2'-disulfonic acid salts a clear increase in the reaction rate may be achieved by carrying out the reaction of the tetrachlorine derivative (III) with the aniline (IV) in the presence of the amine (VI) as acid-absorber.

    摘要翻译: PCT No.PCT / EP96 / 03357 Sec。 371日期1999年1月22日 102(e)1999年1月22日PCT PCT 1996年7月31日PCT公布。 第WO98 / 05653号公报 日期1998年2月12日在制备取代的4,4'-二氨基芪-2,2'-二磺酸盐中,通过进行四氯化锑衍生物(III)与苯胺的反应可以实现反应速率的明显增加 (Ⅳ)在作为酸吸收剂的胺(Ⅵ)存在下进行。

    Water-insoluble azolystyryl optical brighteners
    8.
    发明授权
    Water-insoluble azolystyryl optical brighteners 失效
    水不溶性聚苯吡喃荧光增白剂

    公开(公告)号:US4510311A

    公开(公告)日:1985-04-09

    申请号:US458085

    申请日:1983-01-14

    申请人: Udo Eckstein

    发明人: Udo Eckstein

    摘要: The invention relates to compounds of the formula ##STR1## or isomeric mixtures thereof, wherein A represents a quasiaromatic heterocyclic radical,B represents a radical of the formulae ##STR2## n represents 0, 1, 2 or 3, preferably 0-2, R.sub.1 represents hydrogen, CN, R or acyl,R.sub.2 represents hydrogen, halogen, --OR, --NHR, --N(R').sub.2 or NHCOR,R' represents alkyl andR represents R', alkenyl, aralkyl, cycloakyl or aryl.They are valuable optical brighteners and/or laser dyes and some of them are intermediate products for preparing these end products.

    摘要翻译: 本发明涉及式(I)的化合物或其异构体混合物,其中A表示杂芳族杂环基,B表示式的基团,其中n表示0,1或2或 3,优选0-2,R 1表示氢,CN,R或酰基,R 2表示氢,卤素,-OR,-NHR,-N(R')2或NHCOR,R'表示烷基,R表示R' ,芳烷基,环烷基或芳基。 它们是有价值的荧光增白剂和/或激光染料,其中一些是制备这些最终产品的中间产品。

    Fluorescent dyestuffs
    9.
    发明授权
    Fluorescent dyestuffs 失效
    荧光染料

    公开(公告)号:US4166176A

    公开(公告)日:1979-08-28

    申请号:US888237

    申请日:1978-03-20

    CPC分类号: C07D251/18 C07D251/20

    摘要: The compounds of the formula ##STR1## WHEREIN X and Y denote halogen, hydroxyl, amino, alkoxy, aralkyloxy, cycloalkoxy, aryloxy, alkylmercapto, arylmercapto, alkylamino, dialkylamino, morpholino, piperidino, piperazino, pyrrolidino, acylamino, arylamino or alkyl,N denotes 0, 1 or 2 andQ denotes hydrogen, pyrazol-1-yl, oxazol-2-yl, benzoxazol-2-yl, naphthoxazol-2-yl, 1,2,4-oxadiazol-5-yl, 1,3,4-oxadiazol-2-yl, isoxazol-3-yl, isoxazol-5-yl, thiazol-2-yl, benzthiazol-2-yl, 1,3,4-thiadiazol-2-yl, imidazol-2-yl, benzimidazol-2-yl, 1,2,3-triazol-2-yl, 1,2,3-triazol-4-yl, 1,2,4-triazol-3-yl, 1,2,4-triazol-5-yl, 2 H-benzotriazol-2-yl, 2 H-naphthotriazol-2-yl, benzo[b]-furan-2-yl, naphtho[2,1-b]-furan-2-yl, benzo[b]-thiophen-2-yl, naphtho[2,1-b]-thiophen-2-yl, pyrimidin-2-yl, pyrridin-2-yl, quinazolin-4-yl or quinazolin-2-yl, if n is 1 or 2, or denotes naphthyl-, stilben-4-yl-, benzo[b]-furan-6-yl, dibenzofuran-3-yl-, dibenzofuran-2-yl, quinoxalin-6-yl-, quinazolin-6-yl- or 2 H-benzotriazol-5-yl, if n is 0,It being possible for the cyclic and non-cyclic radicals to carry the non-chromophoric substituents customary for whiteners are suitable for whitening organic materials.