- 专利标题： TONER, TONER STORAGE UNIT, AND IMAGE FORMING APPARATUS
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申请号： US16398867申请日： 2019-04-30
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公开(公告)号： US20200026210A1公开(公告)日： 2020-01-23
- 发明人: Yu HIRAI , Masayuki Ishii , Hyo Shu , Masayuki Kakimoto , Yoshitaka Sekiguchi , Shohta Kobayashi , Shinya Hanatani , Kohtaroh Ogino , Yasuaki Iwamoto
- 申请人： Yu HIRAI , Masayuki Ishii , Hyo Shu , Masayuki Kakimoto , Yoshitaka Sekiguchi , Shohta Kobayashi , Shinya Hanatani , Kohtaroh Ogino , Yasuaki Iwamoto
- 优先权： JP2018-134712 20180718
- 主分类号： G03G9/09
- IPC分类号： G03G9/09 ; G03G15/08 ; G03G9/087 ; G03G9/097 ; G03G9/08
摘要：
A toner is provided. The toner comprises a binder resin, a metal-containing azo dye, and a quaternary ammonium salt, has an average circularity of from 0.85 to 0.95, and is free of a tin compound having Sn—C bond.