发明授权
- 专利标题: Pigment dispersion liquid, inkjet ink, ink cartridge, image forming apparatus, recording method , and image formed matter
- 专利标题(中): 颜料分散液,喷墨油墨,墨盒,成像装置,记录方法和成像物
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申请号: US13259996申请日: 2010-04-08
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公开(公告)号: US08613511B2公开(公告)日: 2013-12-24
- 发明人: Minoru Hakiri , Mitsuru Naruse , Hiroyuki Fushimi , Shinn Hasegawa
- 申请人: Minoru Hakiri , Mitsuru Naruse , Hiroyuki Fushimi , Shinn Hasegawa
- 申请人地址: JP Tokyo
- 专利权人: Ricoh Company, Ltd.
- 当前专利权人: Ricoh Company, Ltd.
- 当前专利权人地址: JP Tokyo
- 代理机构: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- 优先权: JP2009-094112 20090408
- 国际申请: PCT/JP2010/056726 WO 20100408
- 国际公布: WO2010/117087 WO 20101014
- 主分类号: G01D11/00
- IPC分类号: G01D11/00
摘要:
The present invention provides an inkjet pigment dispersion liquid including a carbon black, a dispersant, and water, wherein the total number of coarse particles having a particle diameter of 0.5 μm or greater contained in the inkjet pigment dispersion liquid is 1,000,000/5 μL or less, and provides an inkjet ink using the inkjet pigment dispersion liquid.
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