Process for the preparation of cationic dyestuffs
    51.
    发明授权
    Process for the preparation of cationic dyestuffs 失效
    阳离子染料的制备方法

    公开(公告)号:US4349670A

    公开(公告)日:1982-09-14

    申请号:US169580

    申请日:1980-07-17

    CPC classification number: C09B44/005 C09B26/04

    Abstract: To prepare dyestuffs of the general formula ##STR1## in which R.sup.1 and R.sup.2 represent methyl or ethyl,n represents 0 or 1,B represents the divalent radical of a 5-membered or 6-membered heterocyclic ring system andX.sup.- represents an anion,and whereinthe ring a can be substituted by C.sub.1 - to C.sub.4 -alkyl radicals, C.sub.1 - to C.sub.4 -alkoxy radicals or halogen,compounds of the formula ##STR2## wherein R.sup.1, B and n have the meaning indicated above,m represents 0 or 1 andthe ring a can be substituted by C.sub.1 - to C.sub.4 -alkyl, C.sub.1 - to C.sub.4 -alkoxy or halogen,or of the formula ##STR3## in which B and R.sup.1 have the abovementioned meaning and the ring a can be substituted by C.sub.1 - to C.sub.4 -alkyl, C.sub.1 - to C.sub.4 -alkoxy or halogen,are reacted with arylsulphonic acid esters of the formula ##STR4## wherein R represents hydrogen, C.sub.1 - to C.sub.4 -alkyl or halogen andR.sup.2 represents methyl or ethyl,in the presence of water and acid-binding agents at temperatures of 20.degree.-70.degree. C., and, if appropriate, the arylsulphonate anion is replaced by another anion customary in dyestuff chemistry.

    Abstract translation: 为了制备通式“IMAGE”的染料,其中R1和R2表示甲基或乙基,n表示0或1,B表示5元或6元杂环系的二价基团,X表示阴离子, 并且其中环a可被C 1至C 4 - 烷基,C 1至C 4 - 烷氧基或卤素取代,其中R 1,B和n具有上述含义,式 1和环a可以被C 1〜C 4 - 烷基,C 1〜C 4 - 烷氧基或卤素取代,或式(Ⅷ)所示,其中B和R 1具有上述含义,并且环a可以被C1 与C 1-4烷基,C 1至C 4 - 烷氧基或卤素反应,与下式的芳基磺酸酯反应:其中R表示氢,C 1至C 4 - 烷基或卤素,R 2表示甲基或乙基, 的水和酸结合剂,温度为20-70℃,如果合适,将芳基磺酸根阴离子替换为 染料化学中另一种阴离子习惯。

    Dyestuff laser
    52.
    发明授权
    Dyestuff laser 失效
    染料激光

    公开(公告)号:US4274062A

    公开(公告)日:1981-06-16

    申请号:US866522

    申请日:1978-01-03

    CPC classification number: H01S3/213

    Abstract: Laser light in the wavelength range of 400 - 480 Nm is obtained with a dyestuff laser containing a dyestuff of the general formula ##STR1## wherein E denotes one of the radicals ##STR2## R.sub.1 -R.sub.4 independently of one another denote hydrogen, alkyl, trifluoromethyl, alkoxy, aralkoxy, halogen, alkenyloxy, the carboxyl, cyano, alkylsulphone, arylsulphone, carboxamide or sulphonamide group or the carboxylic acid ester group, or R.sub.1 and R.sub.2, or R.sub.3 and R.sub.4, conjointly represent a fused benzene ring and m and n independently of one another denote 0, 1 or 2, with the proviso that the radical E contains at least one sulphonic acid group if m and n represent 0,and whereinthe radical E can be further substituted, in a solvent which does not interfere with the emission, at a concentration, which emits laser beams, of, preferably, 10.sup.-2 to 10.sup.-5 mols/liter.

    Abstract translation: 使用含有通式为< IMAGE> I的染料的染料激光获得400-480Nm的波长范围内的激光,其中E表示基团之一 + TR R1 -R4彼此独立地表示氢,烷基,三氟甲基,烷氧基,芳烷氧基,卤素,烯氧基,羧基,氰基,烷基砜,芳基砜,甲酰胺或磺酰胺基或羧酸酯基,或R1和R2,或R3和R4 共轭地表示稠合苯环,m和n彼此独立地表示0,1或2,条件是如果m和n表示0,则基团E含有至少一个磺酸基团,其中基团E可以是 在不发射激光的浓度的溶剂中进一步取代,优选为10-2〜10-5摩尔/升。

    Fluorescent azolyl benzocoumarin dyestuffs
    53.
    发明授权
    Fluorescent azolyl benzocoumarin dyestuffs 失效
    荧光唑基苯并香豆素染料

    公开(公告)号:US4256900A

    公开(公告)日:1981-03-17

    申请号:US43247

    申请日:1979-05-29

    Applicant: Roderich Raue

    Inventor: Roderich Raue

    CPC classification number: C09B57/02

    Abstract: Compounds of the formula ##STR1## wherein A represents N or C-Cl,and, in the case where A.dbd.N, their quaternization products of the formula ##STR2## in which R represents an alkyl, cycloalkyl or aralkyl radical andX denotes an inorganic or organic acid radical, and it being possible, in the formulae I and II, for the cyclic and acyclic radicals to carry non-chromophoric substituents customary for whiteners,are suitable for the whitening of organic materials, as scintillators and laser dyestuffs.

    Abstract translation: 其中A表示N或C-Cl的化合物,以及在A = N的情况下,其具有式“IMAGE”的季铵化产物,其中R表示烷基,环烷基或芳烷基,X表示 无机或有机酸基团,并且在式I和II中,环状和非环状基团可以携带通常用于增白剂的非发色取代基,适用于有机材料的增白,如闪烁体和激光染料。

    Preparation of solutions of azo methine basic dyestuffs
    54.
    发明授权
    Preparation of solutions of azo methine basic dyestuffs 失效
    偶氮次甲基碱性染料溶液的制备

    公开(公告)号:US4248775A

    公开(公告)日:1981-02-03

    申请号:US657031

    申请日:1976-02-11

    Applicant: Roderich Raue

    Inventor: Roderich Raue

    CPC classification number: C09B26/04 C09B23/162 C09B29/325 C09B44/10

    Abstract: Stable concentrated solutions of basic dyestuffs of the formula ##STR1## wherein R denotes the remaining part of a 5- or 6-membered heterocyclic ring,R.sub.1 denotes optionally substituted alkyl, alkenyl, cycloalkyl, aralkyl or aryl,R.sub.3 denotes alkyl andA denotes an aromatic or heterocyclic radicalare prepared by reacting bases of the formula ##STR2## with dialkyl sulphates of the formula(R.sub.3 -O-).sub.2 SO.sub.2in organic solvents which are completely or partially miscible with water and which do not react with the dialkyl sulphates or react with these more slowly than the dye bases.

    Abstract translation: 稳定的式IMA基本染料浓缩溶液,其中R表示5或6元杂环的剩余部分,R 1表示任选取代的烷基,烯基,环烷基,芳烷基或芳基,R 3表示烷基,A表示 通过使式(IMAGE)的碱与式(R3-O-)2SO2的二烷基硫酸盐在与水完全或部分混溶并且不与二烷基硫酸盐反应或反应的有机溶剂中反应制备芳族或杂环基团 这些比染料基质更慢。

    Reactive dyestuffs
    55.
    发明授权
    Reactive dyestuffs 失效
    活性染料

    公开(公告)号:US4051134A

    公开(公告)日:1977-09-27

    申请号:US633781

    申请日:1975-11-20

    CPC classification number: C09B62/0025 C09B57/08

    Abstract: Reactive dyestuffs of the formula ##STR1## wherein W, T, T', n, R, R.sub.1, R.sub.2, p and Z have the meaning given in the description, their preparation and their use for dyeing and printing materials containing N and materials containing hydroxyl groups, especially fibre materials. The dyestuffs are particularly suitable as fluorescent dyestuffs for dyeing or printing natural and synthetic polyamides and natural and regenerated cellulose, especially cotton. They combine a high fixing yield with outstanding wet fastness properties.

    Abstract translation: 其中W,T,T',n,R,R1,R2,p和Z具有说明书中给出的含义及其制备方法及其用于含有N的染料和印刷材料的用途的反应性染料, 羟基,特别是纤维材料。 该染料特别适用于染色或印刷天然和合成聚酰胺以及天然和再生纤维素,特别是棉花的荧光染料。 它们结合了高定影产率和出色的耐湿牢度性能。

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