Invention Grant
- Patent Title: Electrostatic charge image developing toner, electrostatic charge image developer, and toner cartridge
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Application No.: US15045887Application Date: 2016-02-17
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Publication No.: US09523935B1Publication Date: 2016-12-20
- Inventor: Masaki Iwase , Akira Matsumoto
- Applicant: FUJI XEROX CO., LTD.
- Applicant Address: JP Tokyo
- Assignee: FUJI XEROX CO., LTD.
- Current Assignee: FUJI XEROX CO., LTD.
- Current Assignee Address: JP Tokyo
- Agency: Oliff PLC
- Priority: JP2015-171902 20150901
- Main IPC: G03G9/097
- IPC: G03G9/097 ; G03G9/09 ; G03G15/08 ; G03G9/087

Abstract:
An electrostatic charge image developing toner includes a binder resin, a colorant, and 4-nitro-o-anisidine, wherein the colorant contains a compound represented by the following formula (I), a content of the colorant in the toner is from 1.0% by weight to 20.0% by weight, and a content of 4-nitro-o-anisidine in the toner is from 0.1 ppm to 1,000 ppm based on the weight: wherein R represents an organic group.
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