Invention Grant
- Patent Title: Charge control resin, and toner
- Patent Title (中): 充电控制树脂和调色剂
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Application No.: US11575724Application Date: 2006-03-24
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Publication No.: US07718338B2Publication Date: 2010-05-18
- Inventor: Norikazu Fujimoto , Yasukazu Ayaki , Shigeto Tamura , Tetsuya Yano
- Applicant: Norikazu Fujimoto , Yasukazu Ayaki , Shigeto Tamura , Tetsuya Yano
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Fitzpatrick, Cella, Harper & Scinto
- Priority: JP2005-094567 20050329
- International Application: PCT/JP2006/306781 WO 20060324
- International Announcement: WO2006/104224 WO 20061005
- Main IPC: G03G9/08
- IPC: G03G9/08
Abstract:
A charge control resin containing a copolymer which has a unit having a sulfonic acid ester group having a specific structure and has the unit in specific proportions. The charge control resin can provide a toner with superior charging performance. Also disclosed is a toner having such a charge control resin.
Public/Granted literature
- US20080118854A1 Charge Control Resin, And Toner Public/Granted day:2008-05-22
Information query
