Invention Grant
US07815301B2 Water-based pigment dispersion, production method thereof, water-based pigment ink, production method thereof, ink record, inkjet recording apparatus, and inkjet recording method
有权
水性颜料分散体，其制造方法，水性颜料油墨，其制造方法，油墨记录，喷墨记录装置和喷墨记录方法
- Patent Title: Water-based pigment dispersion, production method thereof, water-based pigment ink, production method thereof, ink record, inkjet recording apparatus, and inkjet recording method
- Patent Title (中): 水性颜料分散体，其制造方法，水性颜料油墨，其制造方法，油墨记录，喷墨记录装置和喷墨记录方法
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Application No.: US11375258Application Date: 2006-03-15
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Publication No.: US07815301B2Publication Date: 2010-10-19
- Inventor: Shin Hasegawa , Keishi Taniguchi , Minoru Hakiri , Yasuyuki Hosogi , Yuji Natori , Shigeo Hatada
- Applicant: Shin Hasegawa , Keishi Taniguchi , Minoru Hakiri , Yasuyuki Hosogi , Yuji Natori , Shigeo Hatada
- Applicant Address: JP Tokyo
- Assignee: Ricoh Company, Ltd.
- Current Assignee: Ricoh Company, Ltd.
- Current Assignee Address: JP Tokyo
- Agency: Oblon, Spivak, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2005-077729 20050317; JP2006-008598 20060117
- Main IPC: G01D11/00
- IPC: G01D11/00
Abstract:
The object of the present invention is to provide a water-based pigment dispersion containing a pigment, a dispersing agent, a resin emulsion, and water, the water-based pigment dispersion is subjected to a heat treatment. The present invention also provides a water-based pigment ink containing the water-based pigment dispersion, a dispersing agent, a resin emulsion, and water.
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