发明名称 |
WATER-SOLUBLE DYE COMPOSITION AND RECORDING LIQUID CONTAINING THE SAME |
摘要 |
<p>A black recording liquid suitable for use in ink-jet recording or as an ink for writing instruments comprises at least two water-soluble dyes and a liquid medium. Each of the dyes satisfies the condition defined by the following expression [I], and a mixture of these dyes satisfies the condition defined by the following expression [II]. <IMAGE> [I] <IMAGE> [II] In these expressions, a* and b* are chromaticness indices defined in the CIE 1976 (L*, a*, b*) space, i indicates the ith dye of the dyes used together, and n is an integer of 2 or more.</p> |
申请公布号 |
HK7094(A) |
申请公布日期 |
1994.02.04 |
申请号 |
HK19940000070 |
申请日期 |
1994.01.21 |
申请人 |
MITSUBISHI KASEI CORPORATION |
发明人 |
OHTA, TOKUYA;KOBAYASHI, MASATSUNE;SUGA, YUKO;MIURA, KONOE;TAKIMOTO, HIROSHI;YONEYAMA, TOMIO |
分类号 |
C09D11/00;C09D11/02;C09D11/16;(IPC1-7):C09D11/02 |
主分类号 |
C09D11/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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