Invention Grant
US08741531B2 Method of manufacturing toner, apparatus for manufacturing toner, and method of manufacturing resin particle
有权
调色剂的制造方法,调色剂的制造装置以及树脂粒子的制造方法
- Patent Title: Method of manufacturing toner, apparatus for manufacturing toner, and method of manufacturing resin particle
- Patent Title (中): 调色剂的制造方法,调色剂的制造装置以及树脂粒子的制造方法
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Application No.: US13445236Application Date: 2012-04-12
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Publication No.: US08741531B2Publication Date: 2014-06-03
- Inventor: Yoshihiro Norikane , Masaru Ohgaki
- Applicant: Yoshihiro Norikane , Masaru Ohgaki
- 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: JP2011-093225 20110419
- Main IPC: G03G5/00
- IPC: G03G5/00

Abstract:
A method of manufacturing toner includes forming liquid droplets. The forming liquid droplets includes vibrating a toner constituents liquid in a liquid column resonance liquid chamber having a plurality of nozzles to form a liquid column resonance pressure standing wave therein, and discharging the toner constituents liquid from the nozzles. The method further includes solidifying the liquid droplets. The toner constituents liquid includes an organic solvent and toner constituents dissolved or dispersed in the organic solvent. The toner constituents include a resin, a colorant, and a release agent. The nozzles are disposed within an area including an antinode of the liquid column resonance pressure standing wave. One of the nozzles disposed closer to a node of the liquid column resonance pressure standing wave has a smaller outlet diameter than that disposed farther from the node. The toner constituents liquid is applied with a uniform pressure at a vicinity of each nozzle.
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