Invention Grant
- Patent Title: Magenta toner
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Application No.: US16319932Application Date: 2017-07-24
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Publication No.: US10732533B2Publication Date: 2020-08-04
- Inventor: Masashi Watanabe
- Applicant: ZEON CORPORATION
- Applicant Address: JP Tokyo
- Assignee: ZEON CORPORATION
- Current Assignee: ZEON CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Westerman, Hattori, Daniels & Adrian, LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@30168f29
- International Application: PCT/JP2017/026717 WO 20170724
- International Announcement: WO2018/021250 WO 20180201
- Main IPC: G03G9/09
- IPC: G03G9/09 ; G03G9/08 ; G03G9/087

Abstract:
Provided is a magenta toner, which is excellent in image density, has an enhanced chargeability, and can be produced at a low cost. The magenta toner comprising a binder resin and a magenta colorant, wherein a compound A represented by the general formula (1) and a compound B represented by the general formula (2) are contained as the magenta colorant, and wherein a total content of the compound A and the compound B is from 3 to 30 parts by mass with respect to 100 parts by mass of the binder resin, and a mass ratio of the content of the compound A to the content of the compound B (compound A/compound B) is from 0.8 to 20.
Public/Granted literature
- US20190243268A1 MAGENTA TONER Public/Granted day:2019-08-08
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