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公开(公告)号:US09720339B2
公开(公告)日:2017-08-01
申请号:US15219308
申请日:2016-07-26
申请人: Ricoh Company, Ltd.
发明人: Shingo Sakashita , Shinya Nakayama , Masahide Yamada , Atsushi Yamamoto , Hideyuki Santo , Yukiko Nakajima , Suzuka Amemori
CPC分类号: G03G9/08764 , C08G63/00 , C08G63/91 , C08L67/00 , G03G9/08755 , G03G9/08768 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/132
摘要: A toner including at least a crystalline resin as a binder resin, wherein a tetrahydrofuran soluble content of the toner includes 5.0% or more as a peak area of a component having a molecular weight of 100,000 or greater in a molecular weight distribution measured by gel permeation chromatography, and the tetrahydrofuran soluble content of the toner has a weight-average molecular weight of 20,000 to 60,000.
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公开(公告)号:US09519235B2
公开(公告)日:2016-12-13
申请号:US14694451
申请日:2015-04-23
申请人: Ricoh Company, Ltd.
发明人: Shingo Sakashita , Shinya Nakayama , Masahide Yamada , Atsushi Yamamoto , Hideyuki Santo , Yukiko Nakajima , Suzuka Amemori
CPC分类号: G03G9/08764 , C08G63/00 , C08G63/91 , C08L67/00 , G03G9/08755 , G03G9/08768 , G03G9/08793 , G03G9/08795 , G03G9/08797 , G03G9/132
摘要: A toner including at least a crystalline resin as a binder resin, wherein a tetrahydrofuran soluble content of the toner includes 5.0% or more as a peak area of a component having a molecular weight of 100,000 or greater in a molecular weight distribution measured by gel permeation chromatography, and the tetrahydrofuran soluble content of the toner has a weight-average molecular weight of 20,000 to 60,000.
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公开(公告)号:US20150234304A1
公开(公告)日:2015-08-20
申请号:US14425398
申请日:2013-09-10
申请人: RICOH COMPANY, LTD.
发明人: Kousuke Nagata , Masahide Yamada , Shinya Nakayama , Akiyoshi Sabu , Tatsuya Morita , Takamasa Hase , Suzuka Amemori , Rintaro Takahashi
IPC分类号: G03G9/00
CPC分类号: G03G9/08755 , G03G9/0819 , G03G9/0821 , G03G9/08764 , G03G9/08795 , G03G9/08797 , G03G15/08 , G03G15/2003
摘要: A toner including a crystalline resin wherein the crystalline resin contains a crystalline resin having a urethane bond, a urea bond or both thereof, and wherein the crystalline resin has an average crystallite diameter of 20 nm to 70 nm.
摘要翻译: 一种包含结晶树脂的调色剂,其中所述结晶树脂含有具有氨基甲酸酯键的结晶树脂,尿素键或其两者,并且其中所述结晶树脂的平均微晶直径为20nm至70nm。
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