发明授权
US5840456A Color toner comprising two binder resins of differing softening point
失效
包含两种不同软化点的粘合剂树脂的彩色调色剂
- 专利标题： Color toner comprising two binder resins of differing softening point
- 专利标题（中）： 包含两种不同软化点的粘合剂树脂的彩色调色剂
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申请号： US689368申请日： 1996-08-08
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公开(公告)号： US5840456A公开(公告)日： 1998-11-24
- 发明人: Masami Tomita , Hiroshi Yaguchi , Yasuo Asahina , Yasuaki Iwamoto , Satoru Miyamoto , Tomomi Suzuki
- 申请人： Masami Tomita , Hiroshi Yaguchi , Yasuo Asahina , Yasuaki Iwamoto , Satoru Miyamoto , Tomomi Suzuki
- 申请人地址： JPX Tokyo
- 专利权人： Ricoh Company, Ltd.
- 当前专利权人： Ricoh Company, Ltd.
- 当前专利权人地址： JPX Tokyo
- 优先权： JPX7-222708 19950808; JPX8-220324 19960802
- 主分类号： G03G9/08
- IPC分类号： G03G9/08 ; G03G9/087 ; G03G9/09
摘要：
A color toner includes a binder resin composition comprising a binder resin A with a softening point in the range of 85.degree. to 110.degree. C., and a binder resin B with a softening point in the range of 115.degree. to 135.degree. C., with the binder resin A and the binder resin B being compatible with each other; a coloring agent; and a wax with a melting point in the range of 65.degree. to 90.degree. C., which is not compatible with the binder resin composition and dispersed in the binder resin composition.