Invention Grant
- Patent Title: Two-component developing agent for developing electrostatic latent image and method for forming electrophotographic image
- Patent Title (中): 用于显影静电潜像的双组分显影剂和用于形成电子照相图像的方法
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Application No.: US14288488Application Date: 2014-05-28
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Publication No.: US09354536B2Publication Date: 2016-05-31
- Inventor: Kosuke Nakamura , Yoshiyasu Matsumoto , Satoshi Uchino , Hidehito Haruki , Hiroyuki Kozuru
- Applicant: Konica Minolta, Inc.
- Applicant Address: JP Tokyo
- Assignee: KONICA MINOLTA, INC.
- Current Assignee: KONICA MINOLTA, INC.
- Current Assignee Address: JP Tokyo
- Agency: Lucas & Mercanti, LLP
- Priority: JP2013-120318 20130607
- Main IPC: G03G9/113
- IPC: G03G9/113 ; G03G9/087 ; G03G9/097

Abstract:
A two-component developing agent for developing an electrostatic latent image includes toner particles composed of toner base particles and an exterior additive attached on the toner base particles, and carrier particles composed of carrier core particles and a coating resin provided on the carrier core particles. The coating resin includes a sulfur atom and a resin obtained by polymerizing an isobutyl methacrylate monomer, and the toner base particles include a sulfur atom.
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