发明名称 |
WATER-SOLUBLE TRISAZO COMPOUNDS, AQUEOUS INK COMPOSITION AND COLORED ARTICLE |
摘要 |
<p>A black recording liquid having high solubility, being stable even after being stored for long, and capable of forming a printed image with a high optical density and excellent water and light resistances. The recording fluid contains a trisazo compound of general formula (1): wherein D is an 8-hydroxy-1-naphtyl group substituted with one or two sulfo groups; A is a 1,4-phenylene group or 1,4-naphtylene group which may be substituted with amino, hydroxy, alkyl, alkoxy, acylamino or ureido; and B is a phenyl group which may be substituted with hydroxy, amino or sulfo, or a salt thereof and is used for the recording. <CHEM></p> |
申请公布号 |
EP0979847(A1) |
申请公布日期 |
2000.02.16 |
申请号 |
EP19980917653 |
申请日期 |
1998.04.23 |
申请人 |
NIPPON KAYAKU KABUSHIKI KAISHA |
发明人 |
ONO, HIROAKI;MIYAZAWA, TAKASHI;TABEI, TORU;SHIRASAKI, YASUO;YAMAGUCHI, ISAO;NAGASAKI, KAZUNOBU |
分类号 |
C09B31/16;C09D11/00;(IPC1-7):C09B31/16;C09D11/02;C09B69/02 |
主分类号 |
C09B31/16 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|