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    • 3. 发明授权
    • Process for preparing water-insoluble blue azo dyes on the fiber:
hydroxynaphthoic amide and diazotized di-alkoxy-benzidine
    • 在纤维上制备水不溶性蓝色偶氮染料的方法:羟基萘甲酰胺和重氮化的二烷氧基联苯胺
    • US4696675A
    • 1987-09-29
    • US845623
    • 1986-03-27
    • Hasso HertelKlaus HungerHeinrich Frolich
    • Hasso HertelKlaus HungerHeinrich Frolich
    • D06P1/12C09B35/14D06P3/68C09B35/02
    • D06P3/68C09B35/14Y10S8/918
    • Using the method of azoic dyeing, fast blue dyeings are obtained when the bis-diazotable diazo component used is a compound of the general formula (1) ##STR1## in which R is a straight-chain or branched alkyl group of 3 to 5 carbon atoms or a (C.sub.1 -C.sub.3)-alkoxy-(C.sub.2 -C.sub.4)-alkyl group having straight-chain and/or branched alkyl groups of in total 3 to 5 carbon atoms, and the coupling component used is a compound conforming to the general formula (2) ##STR2## in which Z stands for a hydrogen atom or a halogen atom or an alkoxy group of 1 to 4 carbon atoms and Aryl denotes a phenyl radical or a 1-naphthyl radical which can be substituted by 1, 2 or 3 substituents from the group consisting of halogen, nitro, alkyl of 1 to 4 carbon atoms and alkoxy of 1 to 4 carbon atoms, and the coupling reaction and dye formation on the fiber are carried out at a pH value between 4 and 10.
    • 使用偶氮染色方法,当所用的双重氮偶氮重氮组分是通式(1)的化合物时,得到了快速的蓝色染色,其中R是3或3的直链或支链烷基 至5个碳原子或具有总共3至5个碳原子的具有直链和/或支链烷基的(C1-C3) - 烷氧基 - (C2-C4) - 烷基,所用的偶合组分是符合化合物 (2)其中Z表示氢原子或卤素原子或1〜4个碳原子的烷氧基,通式(2)表示苯基或1-萘基,可以是 被1,2或3个由卤素,硝基,1至4个碳原子的烷基和1至4个碳原子的烷氧基取代的取代基取代,纤维上的偶联反应和染料形成在pH值 在4到10之间。
    • 7. 发明授权
    • Bisdiazonium salts of 4,4'-diamino-3,3'-dialkoxybiphenyls and a process
for their preparation
    • 4,4'-二氨基-3,3'-二烷氧基联苯的双重重氮盐及其制备方法
    • US4987221A
    • 1991-01-22
    • US844858
    • 1986-03-27
    • Hasso HertelKlaus HungerHeinrich Frolich
    • Hasso HertelKlaus HungerHeinrich Frolich
    • C09B35/02C07C67/00C07C241/00C07C245/20C09B35/08D06P1/12
    • C09B35/08D06P1/12
    • Bisdiazonium salts of the formula (1) ##STR1## in which R denotes a linear or branched alkyl or alkoxyalkyl radical having 3-5 carbon atoms and X.sup.- represents the radical of a strong acid or of a zinc chloride double salt, and a process for their preparation by diazotizing a 4,4'-diamino-3,3'-dialkoxybiphenyl of the formula (2) ##STR2## in which R has the meaning mentioned, in an aqueous, strong, non-oxidizing inorganic or organic acid at temperatures from about -10.degree. C. to about +40.degree. C. by means of an alkali metal nitrite, and precipitating the resulting bisdiazonium salts by adding an alkali metal chloride, bisulfate, monosulfonate of 1,5-naphthalenedisulfonic acid or tetrafluoroborate or zinc chloride.These salts are useful in dyeing and printing textile fiber materials by the methods of the ice color technique, using suitable coupling components; they are also useful for preparing photographic tracings by the methods of reprography.
    • 式(1)的Biaziazonium盐其中R表示具有3-5个碳原子的直链或支链烷基或烷氧基烷基,X表示强酸或氯化锌双盐的自由基, (2)的4,4'-二氨基-3,3'-二烷氧基联苯的制备方法,其中R具有上述含义,在水,强,非 - 通过碱金属亚硝酸盐在约-10℃至约+ 40℃的温度下氧化无机或有机酸,并通过加入1,5-二甲基苯磺酸的碱金属氯化物,硫酸氢盐,单磺酸盐沉淀所得的双重氮盐, 萘二磺酸或四氟硼酸盐或氯化锌。 这些盐可用于通过使用合适的偶联组分的冰色技术的方法对纺织纤维材料进行染色和印花; 它们也可用于通过复制方法制备照相追踪。
    • 9. 发明授权
    • Concentrated solutions of water-insoluble coupling components
    • 水不溶性偶联组分的浓缩溶液
    • US4331443A
    • 1982-05-25
    • US122451
    • 1980-02-19
    • Rudolf KostkaHasso Hertel
    • Rudolf KostkaHasso Hertel
    • C09B41/00C09B67/36D06P1/12C09B27/00D06P1/02
    • D06P1/12C09B67/0079
    • Concentrated solutions of water-insoluble bis-acetoacetic acid-diphenylamides as coupling components; these solutions contain in addition to one or more of these coupling components water and sodium and/or potassium hydroxide and as aliphatic solvent one or more mono- or di- to hexa-ethyleneglycol monoalkyl ethers having lower alkyl radicals, and optionally ethyleneglycol, diethyleneglycol and/or propyleneglycol. The coupling components are contained in the solutions in a concentration of up to about 50% by weight without deteriorating the storage stability of the solutions. The solutions may be used for preparing water-insoluble azo dyestuffs on the fiber according to "ice-color" dyeing. On pouring into water containing a small amount of sodium hydroxide they give immediately ready-to-use impregnation baths.
    • 水不溶性双乙酰乙酸 - 二苯胺作为偶联组分的浓缩溶液; 这些溶液除了一种或多种这些偶联组分外还含有水和钠和/或氢氧化钾和作为脂族溶剂,一种或多种具有低级烷基的单 - 或二 - 至六 - 乙二醇单烷基醚,以及任选的乙二醇,二甘醇和 /或丙二醇。 偶联组分以高达约50重量%的浓度包含在溶液中,而不会降低溶液的储存稳定性。 该溶液可用于根据“冰色”染色在纤维上制备水不溶性偶氮染料。 在倒入含有少量氢氧化钠的水中时,立即即刻使用浸渍浴。
    • 10. 发明授权
    • Process for the production of water-insoluble azo dyestuffs on the fiber
    • 在纤维上生产水不溶性偶氮染料的方法
    • US4183727A
    • 1980-01-15
    • US914924
    • 1978-06-12
    • Hasso HertelPeter Frey
    • Hasso HertelPeter Frey
    • D06P3/68C09B27/00
    • D06P3/68
    • An improved process for the preparation of water-insoluble azo dyestuffs on vegetable fibers according to the method of the ice-color technique had been found, impregnating first the fibrous material with an azo component and then developing it with a diazo solution of an aromatic amino compound in the neutral or slightly alkaline range, wherein an alkali metal borate is used to neutralize the diazo solution.The dyeings prepared in this improved dyeing process for ice color dyeing have very good fastness properties and are obtained with high color yields. The improvement of the dyeing process is seen in the use of alkali metal borate as a neutralizing agent, which avoids the creation of foam in the surfactant-containing diazo solution.
    • 已经发现根据冰色技术的方法在植物纤维上制备水不溶性偶氮染料的改进方法,首先用偶氮组分浸渍纤维材料,然后用芳族氨基的重氮溶液 化合物在中性或轻微碱性范围内,其中使用碱金属硼酸盐中和重氮溶液。 在这种改进的染色染色工艺中制备的染色具有非常好的牢度性能,并且以高的色彩产率获得。 在使用碱金属硼酸盐作为中和剂时可以看出染色过程的改善,这避免了在含表面活性剂的重氮溶液中产生泡沫。