发明授权
- 专利标题: Hydrazone dye
- 专利标题(中): 腙染料
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申请号: US09684963申请日: 2000-10-10
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公开(公告)号: US06316605B1公开(公告)日: 2001-11-13
- 发明人: Naoto Yanagihara , Tatsuo Kawabuchi , Tetsunori Matsushita , Kimiatsu Nomura , Yohsuke Takeuchi , Hisao Yamada
- 申请人: Naoto Yanagihara , Tatsuo Kawabuchi , Tetsunori Matsushita , Kimiatsu Nomura , Yohsuke Takeuchi , Hisao Yamada
- 优先权: JP11-288470 19991008
- 主分类号: C09B2602
- IPC分类号: C09B2602
摘要:
A hydrazone dye is provided which forms cyan color having an excellent hue. The hydrazone dye is expressed by the following general formula (I): wherein Ar represents an aryl group or a heterocyclic group; R1 through R4 each represent a hydrogen atom, a halogen, —CN, —NH2, —NO2, —OH, —CO2H, —SO3H, a quaternary ammonium group, —CO2M1/n, —SO3M1/n, an alkyl group, alkenyl group, alkynyl group, aryl group, acyl group, carbamoyl group, sulfamoyl group, alkoxycarbonyl group, aryloxycarbonyl group, acyloxy group, alkoxy group, aryloxy group, alkylthio group, arylthio group, alkylsulfonyl group, arylsulfonyl group, alkylphosphoryl group, arylphosphoryl group, or a substituted amino group; M represents a metal atom; and n represents an integer from 1 to 4.