Invention Grant
- Patent Title: Toner and method for producing toner
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Application No.: US15456833Application Date: 2017-03-13
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Publication No.: US10012922B2Publication Date: 2018-07-03
- Inventor: Yu Yoshida , Yuhei Terui , Haruko Kubo , Hitoshi Itabashi
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Fitzpatrick Cella Harper and Scinto
- Priority: JP2016-055236 20160318
- Main IPC: G03G9/09
- IPC: G03G9/09 ; G03G9/087 ; G03G9/08 ; G03G9/097

Abstract:
A toner comprising a toner particle containing a pigment, a resin A and a resin B, wherein the pigment is a pigment having a structure derived from a basic compound, the resin A has an acidic functional group, the resin B has an acid value of at least 2.0 mg KOH/g, the resin B has a glass transition temperature TgB of at least 50° C., and the hydrophobic parameter HPA of the resin A and the hydrophobic parameter of the resin B satisfy the following formulae: HPA≥0.60 HPB≤0.70 HPA−HPB>0.
Public/Granted literature
- US20170269494A1 TONER AND METHOD FOR PRODUCING TONER Public/Granted day:2017-09-21
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