Invention Grant
- Patent Title: Toner and method for producing toner
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Application No.: US15234497Application Date: 2016-08-11
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Publication No.: US09785071B2Publication Date: 2017-10-10
- Inventor: Tsutomu Shimano , Yoshihiro Nakagawa , Masatake Tanaka , Naoya Isono , Yu Yoshida
- 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: JP2015-163399 20150821
- Main IPC: G03G9/087
- IPC: G03G9/087 ; G03G9/093 ; G03G9/08

Abstract:
The toner comprising a toner particle having a core-shell structure that contains a core containing an amorphous resin A and a crystalline resin and a shell containing an amorphous resin B, wherein the amorphous resin A contains a styrene-acrylic resin, the content of the styrene-acrylic resin is at least 50% by mass based on the total mass of the amorphous resin A, a degree of compatibility A between the amorphous resin A and the crystalline resin is at least 50% and not more than 100%, and a degree of compatibility B between the amorphous resin B and the crystalline resin is at least 0% and not more than 40%.
Public/Granted literature
- US20170052465A1 TONER AND METHOD FOR PRODUCING TONER Public/Granted day:2017-02-23
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