发明申请
- 专利标题： TONER, DEVELOPER, AND IMAGE FORMING APPARATUS
- 专利标题（中）： 调色剂，开发商和图像形成装置
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申请号： US14758402申请日： 2014-01-20
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公开(公告)号： US20160004179A1公开(公告)日： 2016-01-07
- 发明人: Tsuyoshi SUGIMOTO , Hiroshi YAMASHITA , Daisuke ASAHINA , Susumu CHIBA , Satoyuki SEKIGUCHI
- 申请人： Tsuyoshi SUGIMOTO , Hiroshi YAMASHITA , Daisuke ASAHINA , Susumu CHIBA , Satoyuki SEKIGUCHI
- 申请人地址： JP Ohta-ku, 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： JP Ohta-ku, Tokyo
- 优先权： JP2013-025166 20130213
- 国际申请： PCT/JP2014/051593 WO 20140120
- 主分类号： G03G9/00
- IPC分类号： G03G9/00
摘要：
A toner, including: a copolymerization resin, wherein the copolymerization resin includes: a unit derived from a polyester resin including a polycarboxylic acid having a valence of 2 or more and a polyol having a valence of 2 or more; and a unit derived from a resin having a polyhydroxycarboxylic acid skeleton, where the unit derived from the resin having a polyhydroxycarboxylic acid skeleton is bonded to the unit derived from the polyester resin via at least one of a urethane group and a urea group, and wherein the toner has a relative degree of crystallization of 10% or more and less than 50%.
公开/授权文献
- US09563141B2 Toner, developer, and image forming apparatus 公开/授权日：2017-02-07
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