发明申请
- 专利标题: INKJET RECORDING INK AND INK CARTRIDGE
- 专利标题(中): 喷墨记录墨盒和墨盒
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申请号: US13391905申请日: 2010-09-06
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公开(公告)号: US20120154492A1公开(公告)日: 2012-06-21
- 发明人: Minoru Hakiri , Shin Hasegawa , Hiroyuki Fushimi , Mitsuru Naruse , Naoya Morohoshi
- 申请人: Minoru Hakiri , Shin Hasegawa , Hiroyuki Fushimi , Mitsuru Naruse , Naoya Morohoshi
- 优先权: JP2009-208593 20090909
- 国际申请: PCT/JP2010/065679 WO 20100906
- 主分类号: B41J2/175
- IPC分类号: B41J2/175 ; C08K5/42
摘要:
An inkjet recording ink including a pigment dispersion liquid containing at least a first carbon black and a dispersant, a second carbon black, a penetrant, a wetting agent and water, wherein the first carbon black has an average particle diameter D50 of 70 nm to 180 nm as measured by a dynamic light scattering method and has a particle diameter standard deviation equal to or smaller than ½ of the average particle diameter, wherein the dispersant is a condensate of naphthalene sulfonic acid and formalin, wherein the second carbon black is carbon black coated with a resin, and wherein the penetrant is a 2-ethyl-1,3-hexandiol.
公开/授权文献
- US08770735B2 Inkjet recording ink and ink cartridge 公开/授权日:2014-07-08
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