- 专利标题： Aqueous dispersion, method of manufacturing aqueous dispersion, and ink
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申请号： US17476724申请日： 2021-09-16
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公开(公告)号： US12110405B2公开(公告)日： 2024-10-08
- 发明人: Ryo Miyakoshi , Takuya Yamazaki , Chikako Hatta
- 申请人： Ryo Miyakoshi , Takuya Yamazaki , Chikako Hatta
- 申请人地址： JP Kanagawa
- 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： Grüneberg and Myers PLLC
- 优先权： JP 20167249 2020.10.01
- 主分类号： C09D11/326
- IPC分类号： C09D11/326 ; C08L67/00 ; B82Y30/00 ; B82Y40/00
摘要：
An aqueous dispersion contains emulsion resin particles that contains pigment enclosing emulsion resin particles enclosing an inorganic pigment, wherein the pigment enclosing emulsion resin particles have a 50 percent cumulative volume particle diameter (D50) of from 40 to 300 nm as measured by laser diffraction scattering method, wherein the pigment enclosing emulsion resin particles have an average aspect ratio of from 1.0 to 1.5.
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