Invention Grant
- Patent Title: Toner for electrostatic image development, electrostatic image developer, and toner cartridge
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Application No.: US17154669Application Date: 2021-01-21
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Publication No.: US11550236B2Publication Date: 2023-01-10
- Inventor: Yoshimasa Fujihara , Atsushi Sugawara , Shintaro Anno , Daisuke Noguchi , Satoshi Miura
- Applicant: FUJIFILM Business Innovation Corp.
- Applicant Address: JP Tokyo
- Assignee: FUJIFILM Business Innovation Corp.
- Current Assignee: FUJIFILM Business Innovation Corp.
- Current Assignee Address: JP Tokyo
- Agency: Sughrue Mion, PLLC
- Priority: JPJP2020-159126 20200923
- Main IPC: G03G9/087
- IPC: G03G9/087 ; G03G9/08

Abstract:
A toner for electrostatic image development contains toner particles containing a binder resin. The binder resin includes an amorphous resin and a crystalline resin. In the toner particles, a Net intensity of elemental Mg measured by X-ray fluorescence analysis is from 0.02 to 0.15 inclusive, and a Net intensity of elemental Cl measured by X-ray fluorescence analysis is from 0.02 to 0.60 inclusive.
Public/Granted literature
- US20220091523A1 TONER FOR ELECTROSTATIC IMAGE DEVELOPMENT, ELECTROSTATIC IMAGE DEVELOPER, AND TONER CARTRIDGE Public/Granted day:2022-03-24
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