Title:
水溶性モノアゾ染料、その調製方法、およびその使用方法
Document Type and Number:
Japanese Patent JP4750981
Kind Code:
B2
Abstract:
Water soluble mono-azo dyes (I) are new. Water soluble monoazo dyestuffs of formula (1)are new: [Image] M : H, ammonium, alkali metal or the equivalent of an alkaline earth metal; X : sulfonyl or -CO-CH 2-O-; R 1>-R 3>H, halogen, 1-4C alkyl or alkoxy (both optionally substituted with chlorine or hydroxy); with the sulfonic acid group in the 3- or 4-position to the NH group. Independent claims are also included for: (1) method for the production of (1) by condensation of compounds (3) with an acid chloride (4) followed by coupling of the amide condensation product with a diazotized amine of formula (6); (2) method for dyeing or printing carbonamide group-containing material by treatment with a solution of (1) at pH 3-7 and 70-110[deg]C. [Image]
Inventors:
Alloy Engel
Application Number:
JP2001281024A
Publication Date:
August 17, 2011
Filing Date:
September 17, 2001
Export Citation:
Assignee:
Dyster Textir Farben Gesellschaft Mito Beschlenktel Haftung und Companion Deutschland Kommandite Gesellschaft
International Classes:
C09B29/16; C09B29/30; C09B29/01; D06P1/39; D06P3/24
Foreign References:
| US1893244 | ||||
| US2785158 | ||||
| DE614405B | ||||
| US1824686 |
Attorney, Agent or Firm:
Kenji Izumina
Toshiharu Ogawa
Ryozo Yamamoto
Toshiharu Ogawa
Ryozo Yamamoto