发明名称 |
Ink, image recording process, ink cartridge, recording unit, ink set, crust-preventing method and image forming apparatus |
摘要 |
An ink comprises a coloring material and an aqueous medium wherein the coloring material contains a self-dispersing type carbon black, in which self-dispersing carbon black a hydrophilic group combines with the surface of a carbon black directly or through another atomic group, and which ink contains potassium ion in an amount of 0.6% or more of the weight of the carbon black.
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申请公布号 |
US6547381(B2) |
申请公布日期 |
2003.04.15 |
申请号 |
US20010881803 |
申请日期 |
2001.06.18 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
WATANABE TOMONARI;MISHINA SHINYA;OSUMI KOICHI |
分类号 |
B41J2/01;B41J2/14;C09D11/00;(IPC1-7):B41J2/01 |
主分类号 |
B41J2/01 |
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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