Invention Grant
- Patent Title: Toner for electrophotography
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Application No.: US16077241Application Date: 2017-02-09
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Publication No.: US10551761B2Publication Date: 2020-02-04
- Inventor: Takashi Kubo , Kota Ijichi
- Applicant: KAO CORPORATION
- Applicant Address: JP Tokyo
- Assignee: KAO CORPORATION
- Current Assignee: KAO CORPORATION
- Current Assignee Address: JP Tokyo
- Agency: Oblon, McClelland, Maier & Neustadt, L.L.P.
- Priority: JP2016-027237 20160216; JP2017-021856 20170209
- International Application: PCT/JP2017/004769 WO 20170209
- International Announcement: WO2017/141816 WO 20170824
- Main IPC: G03G9/08
- IPC: G03G9/08 ; G03G9/097 ; G03G9/087

Abstract:
To provide a toner for electrophotography exhibiting an excellent charge rise property, and a process for producing the same.[1] A toner for electrophotography containing a binder resin, and a polyhydroxyamine compound represented by the following formula (1) in an amount of 0.001 part by mass or more and 5.0 parts by mass or less per 100 parts by mass of the binder resin, and [2] a process for producing a toner for electrophotography, including: melt-kneading a toner raw material mixture containing a binder resin, and a polyhydroxyamine compound represented by the following formula (1) in an amount of 0.001 part by mass or more and 5.0 parts by mass or less per 100 parts by mass of the binder resin; and pulverizing a resulting melt-kneaded material.
Public/Granted literature
- US20190064687A1 TONER FOR ELECTROPHOTOGRAPHY Public/Granted day:2019-02-28
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