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11. 发明申请

US20060240347A1 Magnetic Monocomponent developing toner and image forming method 审中-公开
标题翻译：磁性单组分显影调色剂和成像方法
公开(公告)号：US20060240347A1
公开(公告)日：2006-10-26
申请号：US11405759
申请日：2006-04-18
申请人： Koji Kuramashi
发明人： Koji Kuramashi
IPC分类号： G03G9/083
CPC分类号： G03G9/08795 , G03G9/0832 , G03G9/0833 , G03G9/0834 , G03G9/0836 , G03G9/0838 , G03G9/08755 , G03G9/08782 , G03G9/08793 , G03G9/08797 , G03G9/09708 , G03G9/09716 , G03G9/09725
摘要： The present invention provides a magnetic monocomponent developing toner which can acquire the stable transport performance for a long period and an image forming method which uses the magnetic monocomponent developing toner. In a magnetic monocomponent developing toner comprising 45 to 65 weight % of a binder resin, 1 to 15 weight % of wax, and 30 to 50 weight % of magnetic powder with respect to a total quantity of the toner and an image forming method which uses the magnetic monocomponent developing toner, the binder resin contains a first polyester resin having a weight average molecular weight peak within a range from 1.0×104 to 5.0×104 and a second polyester resin having a weight average molecular weight peak within a range from 1.0×106 to 5.0×106, and contains 5 to 30 weight % of tetrahydrofuran-insoluble component with respect to a total quantity of the binder resin, the wax is made of an ester compound or a Fischer Tropsch wax, and the wax has melting property that a temperature range from starting of melting to finishing of melting is set to 70 to 95° C.
摘要翻译：本发明提供一种能够长期获得稳定的输送性能的磁性单组分显影调色剂和使用该磁性单组分显影调色剂的成像方法。在一种磁性单组分显影调色剂中，包含45至65重量％的粘合剂树脂，1至15重量％的蜡和30至50重量％的磁粉相对于调色剂的总量和使用的图像形成方法磁性单组分显影调色剂，粘合剂树脂含有重均分子量峰值在1.0×10 -4至5.0×10 4范围内的第一聚酯树脂和第二聚酯树脂重均分子量峰值在1.0×10 -6至5.0×10 6范围内的树脂，并且含有5至30重量％的四氢呋喃不溶组分相对于粘合剂树脂的总量，蜡由酯化合物或费托蜡制成，并且蜡具有从熔融开始至熔融结束的温度范围为70〜95℃的熔融性。

12. 发明申请

US20050019686A1 Magnetic mono-component toner composition 失效
标题翻译：磁性单组分调色剂组合物
公开(公告)号：US20050019686A1
公开(公告)日：2005-01-27
申请号：US10500067
申请日：2002-12-24
申请人： Won-Sup Lee , Chang-Soon Lee , In-Hee Lim
发明人： Won-Sup Lee , Chang-Soon Lee , In-Hee Lim
IPC分类号： G03G9/08 , G03G9/083 , G03G9/087 , G03G9/097
CPC分类号： G03G9/09716 , G03G9/0832 , G03G9/0833 , G03G9/09708
摘要： The present invention relates to a magnetic mono-component toner composition, and more particularly to a mono-component toner composition that comprises magnetic toner particle comprising a binder resin, a magnetic component, and a charge control agent; a hydrophobic treated silica having a specific surface area of 20 to 80 m2/g; a hydrophobic treated silica having a specific surface area of 130 to 230 m2/g; and a metal oxide fine powder. A magnetic mono-component toner composition of the present invention has such good flowability that it provides smooth toner supply even when the developing roller surface has been worn due to long time use, and it has such excellent uniform chargeability that it prevents image deterioration (“wave” patterns of toner may form on developing roller, that is, magnetic sleeve) by forming an uniform toner layer on the developing roller.
摘要翻译：本发明涉及一种磁性单组分调色剂组合物，更具体地说，涉及包含粘合剂树脂，磁性组分和电荷控制剂的磁性调色剂颗粒的单组分调色剂组合物; 比表面积为20〜80m 2 / g的疏水处理二氧化硅; 比表面积为130〜230m 2 / g的疏水性处理二氧化硅; 和金属氧化物细粉末。本发明的磁性单组分调色剂组合物具有这样良好的流动性，即使当显影辊表面由于长时间使用而磨损时也提供平滑的调色剂供应，并且具有如此优异的均匀带电性，从而防止图像劣化（“ 通过在显影辊上形成均匀的调色剂层，可以在显影辊上，即磁性套筒上形成调色剂的“波浪”图案。

13. 发明申请

US20040191656A1 Toner for electrostatic charged image development and process for preparing the same, as well as image forming method, image forming apparatus and toner cartridge 有权
标题翻译：用于静电充电图像显影的调色剂及其制备方法，以及成像方法，图像形成装置和调色剂盒
公开(公告)号：US20040191656A1
公开(公告)日：2004-09-30
申请号：US10654916
申请日：2003-09-05
申请人： Fuji Xerox Co., Ltd.
发明人： Takao Ishiyama , Hiroshi Nakazawa , Shuji Sato , Yosuke Tsurumi , Yasuhiro Arima , Takashi Imai
IPC分类号： G03G009/083
CPC分类号： G03G9/08797 , G03G9/0832 , G03G9/0834 , G03G9/0836 , G03G9/0839 , G03G9/08755 , G03G9/08782 , G03G9/08795
摘要： The toner for electrostatic charged image development of the present invention is characterized in that it contains at least a binder resin, a mold releasing agent and magnetic metal particles, and the solubility of the magnetic metal particles in a 1 mol/l aqueous HNO3 solution at 50null C. is 500 mg/gnulll or less.
摘要翻译：本发明的静电电荷显影用调色剂的特征在于，其至少含有粘合剂树脂，脱模剂和磁性金属颗粒，以及磁性金属颗粒在1mol / l HNO 3水溶液中的溶解度 50℃为500mg / g以上。

14. 发明申请

US20020168523A1 Black magnetic iron oxide particles and magnetic toner 失效
标题翻译：黑色磁性氧化铁颗粒和磁性调色剂
公开(公告)号：US20020168523A1
公开(公告)日：2002-11-14
申请号：US10051376
申请日：2002-01-22
发明人： Naoki Uchida , Minoru Kouzawa , Hiromitsu Misawa , Koso Aoki , Suehiko Miura
IPC分类号： B32B009/00
CPC分类号： G03G9/0838 , G03G9/0831 , G03G9/0832 , G03G9/0833 , G03G9/0839 , H01F1/112 , Y10T428/2991
摘要： Black magnetic iron oxide particles having an average particle diameter of 0.05 to 1.0 nullm have a three-phase structure comprising: a core portion containing at least one metal element other than Fe selected from the group consisting of Mn, Zn, Cu, Ni, Cr, Cd, Sn, Mg, Ti, Ca and Al in an amount of 0.1 to 10% by weight based on whole Fe contained in the particles; a surface coat portion containing at least one metal element other than Fe selected from the group consisting of Mn, Zn, Cu, Ni, Cr, Cd, Sn, Mg, Ti, Ca and Al in an amount of 0.1 to 10% by weight based on whole Fe contained in the particles; and an intermediate layer disposed between the core portion and the surface coat portion, containing substantially none of the metal elements other than Fe.
摘要翻译：平均粒径为0.05〜1.0μm的黑色磁性氧化铁颗粒具有三相结构，包括：含有选自Mn，Zn，Cu，Ni，Cr中的至少一种不同于Fe的金属元素的芯部，Cd，Sn，Mg，Ti，Ca和Al的量为0.1〜10重量％，基于颗粒中所含的全部Fe; 含有选自Mn，Zn，Cu，Ni，Cr，Cd，Sn，Mg，Ti，Ca和Al中的除Fe以外的至少一种金属元素的表面涂层部分，其含量为0.1〜10重量％基于颗粒中所含的全部Fe; 以及设置在芯部和表面涂层部之间的中间层，其基本上不含Fe以外的金属元素。

15. 发明授权

US5328793A Magnetic particles for magnetic toner 失效
标题翻译：用于磁性调色剂的磁性颗粒
公开(公告)号：US5328793A
公开(公告)日：1994-07-12
申请号：US959907
申请日：1992-10-13
申请人： Hiromitsu Misawa , Kazuo Fujioka , Eiichi Kurita , Yasuhiko Fujii , Yoji Okano
发明人： Hiromitsu Misawa , Kazuo Fujioka , Eiichi Kurita , Yasuhiko Fujii , Yoji Okano
IPC分类号： G03G9/083 , G03G9/087
CPC分类号： G03G9/08795 , G03G9/0832 , G03G9/0836 , G03G9/0838
摘要： Disclosed herein are magnetic particles for a magnetic toner containing a low-molecular binder resin having a weight-average molecular weight of not more than 150,000, said magnetic particles comprising particulate magnetic particles containing iron as the main ingredient and having an oil absorption of not more than 24 ml/100 g and a degree of compaction of not less than 56, and a magnetic toner containing the said magnetic particles.
摘要翻译：本文公开了一种含有重均分子量不超过15万的低分子粘合剂树脂的磁性调色剂的磁性颗粒，所述磁性颗粒包含含有铁作为主要成分的颗粒状磁性颗粒，并且吸油量不大超过24ml / 100g，压实度不小于56，以及含有所述磁性颗粒的磁性调色剂。

16. 发明授权

US4803142A Containing magnetic particles having a bulk resistivity of at most 10.sup.4 .sup.5 -10.sup.12 ohm.cm 失效
标题翻译：含有体积电阻率最高为104欧姆·厘米，粉末电阻率为105-1012欧姆·厘米的磁性颗粒
公开(公告)号：US4803142A
公开(公告)日：1989-02-07
申请号：US922310
申请日：1986-10-23
申请人： Seiichi Takagi , Hiroshi Fukumoto
发明人： Seiichi Takagi , Hiroshi Fukumoto
IPC分类号： G03G9/083 , G03G9/14
CPC分类号： G03G9/0832 , G03G9/0834 , G03G9/0838
摘要： A magnetic toner for developing characteristic latent images is disclosed. The magnetic toner has a magnetic material content W (wt. %) of 20-60 wt. %, a saturation magnetization .sigma..sub.s of W emu/g or higher as measured at a magnetic field of 10 k Oe, and a bulk resistivity of 10.sup.13 .OMEGA..cm or higher. Because of the combination of a high .sigma..sub.s and a high resistivity, the magnetic toner has good image forming characteristics including image density, reproducibility of thin lines and transferability under various environmental conditions and for a long period of image formation.
摘要翻译：公开了用于显影特征潜像的磁性调色剂。磁性调色剂的磁性材料含量W（wt。％）为20-60wt。％，在10kÖe的磁场下测量的W emu / g或更高的饱和磁化σs，并且体电阻率为1013ΩEG。cm以上。由于高sigma和高电阻率的组合，磁性调色剂具有良好的成像特性，包括图像密度，细线的再现性和在各种环境条件下的转印性能以及长时间的图像形成。

17. 发明授权

US10877387B2 Magnetic toner 有权
公开(公告)号：US10877387B2
公开(公告)日：2020-12-29
申请号：US16583945
申请日：2019-09-26
申请人： CANON KABUSHIKI KAISHA
发明人： Kosuke Fukudome , Tetsuya Kinumatsu , Yusuke Hasegawa
IPC分类号： G03G9/08 , G03G9/083 , G03G9/087
CPC分类号： G03G9/0835 , G03G9/0821 , G03G9/0832 , G03G9/0833 , G03G9/0836 , G03G9/0837 , G03G9/0838 , G03G9/08755
摘要： A magnetic toner comprising a magnetic toner particle including a binder resin, a magnetic body and a crystalline polyester, wherein a storage elastic modulus E′(40) [Pa] at 40° C. and a storage elastic modulus E′(85) [Pa] at 85° C., which are obtained in a powder dynamic viscoelasticity measurement of the magnetic toner, satisfy the following formulas (1) to (3).

E′(40)≥6.0×109 (1)

E′(85)≤5.5×109 (2)

[E′(40)−E′(85)]×100/E′(40)≥40 (3)

18. 发明授权

US09977355B2 Toner, one-component developer, and two-component developer 有权
公开(公告)号：US09977355B2
公开(公告)日：2018-05-22
申请号：US15648522
申请日：2017-07-13
申请人： KYOCERA Document Solutions Inc.
发明人： Toshiki Takemori
IPC分类号： G03G9/08 , G03G9/083 , G03G9/093
CPC分类号： G03G9/0838 , G03G9/0832 , G03G9/0833 , G03G9/0836 , G03G9/0837 , G03G9/093 , G03G9/09307 , G03G9/09328 , G03G9/09342 , G03G9/09385
摘要： A plurality of toner particles each include a toner core, a shell layer covering a surface of the toner core, and a plurality of magnetic particles penetrating the shell layer. Each of the magnetic particles has an embedded portion and a protrusion portion. The embedded portions are embedded in the surface of the toner core. The protrusion portions are located further outward than the embedded portions in a radial direction of the toner particle and protrude outward from a surface of the shell layer in the radial direction of the toner particle. An average Heywood diameter X of the magnetic particles, a shell layer thickness Y, and an average value Z of protrusion heights of the respective magnetic particles satisfy relation (1) and relation (2) shown below. 0

19. 发明授权

US09235151B2 Magnetic toner 有权
标题翻译：磁性调色剂
公开(公告)号：US09235151B2
公开(公告)日：2016-01-12
申请号：US14364638
申请日：2013-01-31
申请人： CANON KABUSHIKI KAISHA
发明人： Keisuke Tanaka , Michihisa Magome , Yusuke Hasegawa , Tomohisa Sano
IPC分类号： G03G9/083 , G03G9/097
CPC分类号： G03G9/0838 , G03G9/083 , G03G9/0832 , G03G9/0839 , G03G9/09708 , G03G9/09725
摘要： A magnetic toner containing: magnetic toner particles containing a binder resin and a magnetic body; and inorganic fine particles, as described in the specification, present on the surface of the magnetic toner particles. A coverage ratio A of the magnetic toner particles' surface by the inorganic fine particles, as described in the specification, and a coverage ratio B of the magnetic toner particles' surface by the inorganic fine particles each of which is fixed to the magnetic toner particles' surface, as described in the specification, have prescribed values and a prescribed relationship in the magnetic toner. The alumina fine particles and/or titania fine particles are present on the surface of the magnetic toner particles as described in the specification.
摘要翻译：一种磁性调色剂，含有：含有粘结剂树脂和磁性体的磁性调色剂颗粒; 和无机细颗粒，如说明书中所述，存在于磁性调色剂颗粒的表面上。如本说明书中所述，无机微粒的磁性调色剂颗粒表面的覆盖率A和磁性调色剂颗粒的表面的覆盖率B由无机细颗粒固定在磁性调色剂颗粒上如表述所述，在磁性调色剂中具有规定的值和规定的关系。氧化铝细颗粒和/或二氧化钛细颗粒存在于磁性调色剂颗粒的表面上，如说明书中所述。

20. 发明申请

US20130157183A1 DEVELOPER FOR ELECTROPHOTOGRAPHY, IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE 有权
标题翻译：电子照相，图像形成装置和工艺盒的开发者
公开(公告)号：US20130157183A1
公开(公告)日：2013-06-20
申请号：US13679057
申请日：2012-11-16
申请人： Hideyuki Santo , Masahide Yamada , Kazumi Suzuki , Shinya Nakayama , Atsushi Yamamoto , Tatsuya Morita , Shingo Sakashita , Yukiko Nakajima , Keiji Makabe , Daiki Yamashita
发明人： Hideyuki Santo , Masahide Yamada , Kazumi Suzuki , Shinya Nakayama , Atsushi Yamamoto , Tatsuya Morita , Shingo Sakashita , Yukiko Nakajima , Keiji Makabe , Daiki Yamashita
IPC分类号： G03G9/00 , G03G15/08
CPC分类号： G03G9/0832 , G03G9/08797 , G03G9/107 , G03G9/1131
摘要： A developer, including a toner including a binder resin comprising a crystalline resin; and a colorant, and a resin carrier comprising a resin; a magnetic particulate material having a magnetic anisotropy, dispersed in the resin, and having a saturated magnetization of from 16 to 30 emu/g, a coercive force of from 15 to 40 kA/m and an average particle diameter not less than 15 μm and less than 100 μm.
摘要翻译：一种显影剂，包括包含结晶树脂的粘合剂树脂的调色剂; 和着色剂，以及包含树脂的树脂载体; 具有磁各向异性的磁性颗粒材料，分散在树脂中，饱和磁化强度为16-30emu / g，矫顽力为15至40kA / m，平均粒径不小于15μm，少于100个妈妈。

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