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公开(公告)号：US5689781A
公开(公告)日：1997-11-18
申请号：US522104
申请日：1995-08-31
摘要： A carrier for electrostatic latent image developing for use in methods of developing an electrostatic latent image formed on the surface of a latent image-bearing member by transporting a developer comprising a toner and a carrier via the rotation of a developing sleeve having a built in stationary magnet roller, the carrier for electrostatic latent image developing including magnetic powder dispersed in a binder resin and having a saturation magnetization of about 50 to about 80 emu/g, residual magnetization of about 3 to about 10 emu/g, and coercive force of about 20 to about 50 oersted.
摘要翻译： 一种用于静电潜像显影的载体，用于通过经由具有内置固定的显影套筒的旋转运送包含调色剂和载体的显影剂，形成在潜像承载部件的表面上的静电潜像的显影方法 磁性辊，用于静电潜像显影的载体，包括分散在粘合剂树脂中的磁性粉末，并且具有约50至约80emu / g的饱和磁化强度，约3至约10emu / g的剩余磁化强度和约10至10emu / g的矫顽力 20到50奥斯特。
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公开(公告)号：US6007956A
公开(公告)日：1999-12-28
申请号：US589081
申请日：1996-01-23
CPC分类号： G03G9/10 , G03G9/107 , G03G9/1139 , Y10T428/2998
摘要： The present invention relates a carrier comprising: a core particle comprising a binder resin and a first magnetic powder dispersed therein; and a second magnetic powder adhered onto the surface of the core particle, said second magnetic powder having a relative surface area larger than that of the first magnetic powder.
摘要翻译： 本发明涉及一种载体，其包括：包含粘合剂树脂和分散在其中的第一磁性粉末的核心颗粒; 以及附着在所述芯粒子的表面上的第二磁性粉末，所述第二磁性粉末的相对面积大于所述第一磁性粉末的相对面积。
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3.发明授权Carrier and developer for electrophotographic latent image development, and image forming method using same 失效用于电子照相潜像显影的载体和显影剂，以及使用它的图像形成方法
公开(公告)号：US5834152A
公开(公告)日：1998-11-10
申请号：US615966
申请日：1996-03-14
IPC分类号： G03G9/107
CPC分类号： G03G9/107
摘要： Carrier particles for electrostatic latent image development comprising first particles comprising a binder resin and a magnetic powder dispersed therein and second particles comprising a binder resin and a magnetic powder dispersed therein, said second particles having an average particle size smaller than said first particles, said magnetic powder contained in the first particles has a residual magnetization smaller than that of said magnetic powder contained in the second particles.
摘要翻译： 用于静电潜像显影的载体颗粒包括包含粘合剂树脂和分散在其中的磁性粉末的第一颗粒和分散在其中的粘合剂树脂和磁性粉末的第二颗粒，所述第二颗粒的平均粒度小于所述第一颗粒，所述磁性 包含在第一颗粒中的粉末具有比包含在第二颗粒中的所述磁性粉末的剩余磁化强度更小的剩余磁化强度。
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4.发明授权Binder carrier containing ethylenic unsaturated nitrile copolymer as binder resin 有权含有烯属不饱和腈共聚物的粘合剂载体作为粘合剂树脂
公开(公告)号：US6001526A
公开(公告)日：1999-12-14
申请号：US274106
申请日：1999-03-23
CPC分类号： G03G9/1133 , C08K2201/01
摘要： The present invention provides a binder carrier containing at least a magnetic particle and a binder resin, in which the binder resin comprises at least a copolymer containing an ethylenic unsaturated nitrile and preferably an optional silicone-modified acrylic resin.
摘要翻译： 本发明提供一种至少含有磁性粒子和粘合剂树脂的粘合剂载体，其中粘合剂树脂至少包含含有烯属不饱和腈的共聚物，优选可选的有机硅改性的丙烯酸树脂。
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公开(公告)号：US5736287A
公开(公告)日：1998-04-07
申请号：US818517
申请日：1997-03-14
CPC分类号： G03G9/08755 , G03G13/09 , G03G9/107
摘要： A development method comprising the steps of forming a layer of a developer comprising a toner and a magnetic carrier on a developer transporting member containing a magnet therein by means of a developer regulating member, transporting the developer layer on the developer transporting member to a development region where the developer transporting member opposes an image bearing member, and applying an oscillating electric field to the development region for supplying the toner from the developer layer to the image bearing member, thereby developing an image. The magnetic carrier comprises a magnetic powder dispersed in a binder resin having an acid value of 0 to 20 KOHmg/g and has 5 to 30 wt % of magnetic powder present on the surface thereof.
摘要翻译： 一种显影方法，包括以下步骤：通过显影剂调节构件在包含磁体的显影剂传送构件上形成包含调色剂和磁性载体的显影剂层，将显影剂传送构件上的显影剂层输送到显影区域 其中显影剂传送构件与图像承载构件相对，并且将振荡电场施加到显影区域，用于将调色剂从显影剂层供应到图像承载构件，从而显影图像。 磁性载体包括分散在酸值为0至20KOHmg / g的粘合剂树脂中的磁粉，并且其表面上存在5至30重量％的磁粉。
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6.发明授权Two-component developing agent and image forming method using such a developing agent 有权双组分显影剂和使用这种显影剂的成像方法
公开(公告)号：US06165664A
公开(公告)日：2000-12-26
申请号：US323270
申请日：1999-06-01
摘要： A two-component developing agent which is made from at least a carrier and a toner, characterized in that bulk specific density (AD.sub.1) of the carrier is set at 1.07 to 1.43 g/cc, bulk specific density (AD.sub.2) of the developing agent is set at 0.83 to 1.16 g/cc and AD.sub.2 /AD.sub.1 is set at 0.69 to 0.91. The present invention includes an image-forming method and an image-forming system, in which the above two-component developing agent is used.
摘要翻译： 由至少载体和调色剂制成的双组分显影剂，其特征在于载体的体积比密度（AD1）设定为1.07至1.43g / cc，显影剂的体积比密度（AD2） 设定为0.83〜1.16g / cc，AD2 / AD1为0.69〜0.91。 本发明包括使用上述双组分显影剂的图像形成方法和图像形成系统。
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公开(公告)号：US6130019A
公开(公告)日：2000-10-10
申请号：US201771
申请日：1998-12-01
申请人： Tomoharu Nishikawa , Makoto Kobayashi , Koichi Takenaka , Hideaki Yasunaga , Hiroyuki Fukuda , Haruhiko Furukawa , Hiroshi Ueki , Yoshitsugu Morita
发明人： Tomoharu Nishikawa , Makoto Kobayashi , Koichi Takenaka , Hideaki Yasunaga , Hiroyuki Fukuda , Haruhiko Furukawa , Hiroshi Ueki , Yoshitsugu Morita
CPC分类号： G03G9/1136 , G03G9/107 , G03G9/1133
摘要： The present invention relates to a binder carrier comprising at least magnetic particles and a binder resin. The binder resin contains a thermoplastic silicone-modified acrylic resin which is a copolymer of a polydiorgano-siloxane macromer having an acrylic functional group and a radical-polymerizable organic monomer.The binder carrier of the present invention a long-life binder carrier which eliminates the possibility of carrier deterioration due to toner components, such as a charge-controlling agent and an after-treatment agent, and which is less liable to deteriorate in its chargeability.
摘要翻译： 本发明涉及至少包含磁性颗粒和粘合剂树脂的粘合剂载体。 粘合剂树脂含有作为具有丙烯酸官能团的聚二有机 - 硅氧烷大单体与可自由基聚合的有机单体的共聚物的热塑性硅氧烷改性丙烯酸树脂。 本发明的粘合剂载体是长寿命粘合剂载体，其消除了诸如电荷控制剂和后处理剂之类的调色剂成分导致的载流子劣化的可能性，并且不易于劣化其带电性。
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8.发明授权Carrier having specified bet specific surface area and dynamic current value and two-component developer thereof 有权载体具有指定的比表面积和动态电流值及其双组分显影剂公开(公告)号：US06306552B1
公开(公告)日：2001-10-23
申请号：US09625042
申请日：2000-07-24
IPC分类号： G03G9107
摘要： A carrier having a BET specific surface area of 0.50 to 2.00 m2 and a dynamic current value of 15 to 170 nA and a two-component developer comprising such a carrier and toner.
摘要翻译： 具有0.50-2.00m 2的BET比表面积和15至170nA的动态电流值的载体和包含这种载体和调色剂的双组分显影剂。
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公开(公告)号：US6099999A
公开(公告)日：2000-08-08
申请号：US286297
申请日：1999-04-06
CPC分类号： G03G9/107 , G03G9/1136
摘要： The present invention relates to a binder carrier, comprising at least magnetic particles and a binder resin, characterized in that the binder resin comprises a thermoplastic silicone-modified acrylic resin and an amino-group-containing resin. The binder carrier is capable of preventing carrier degradation caused by toner ingredients such as a charge-control agent and a post-processing agent for the toner. The binder carrier of the present invention has a long life with less susceptibility to degradation in charging performance, and makes it possible to quickly charge the toner sufficiently.
摘要翻译： 本发明涉及至少包含磁性颗粒和粘合剂树脂的粘合剂载体，其特征在于粘合剂树脂包含热塑性硅氧烷改性的丙烯酸树脂和含氨基的树脂。 粘合剂载体能够防止由调色剂成分引起的载体降解，例如调色剂的电荷控制剂和后处理剂。 本发明的粘合剂载体具有长的使用寿命，对充电性能降低的敏感性较低，并且使得可以充分地快速地对调色剂充电。
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10.发明授权developing method using an oscillated electric field and including a specified toner and carrier 失效使用振荡电场并包括指定的调色剂和载体的显影方法
公开(公告)号：US5849452A
公开(公告)日：1998-12-15
申请号：US816687
申请日：1997-03-13
摘要： A developing method for developing electrostatic latent images comprising: (a) forming a thin layer of a developer comprising a toner and a carrier on a developer transporting member having a magnet therein by contacting the developer with a developer regulating member, wherein said carrier has a volume-average particle size of 10 to 50 .mu.m and a residual magnetization of 10 emu/g or less, and wherein an amount of said thin layer of developer is in the range of 0.7 to 10.0 mg/cm.sup.2 ; (b) transporting the thin layer to a developing region in which the developer transporting member confronts an image bearing member; and (c) supplying the toner contained in the developer from the developer transporting member to the image bearing member with applying an oscillated electric field on the developing region.
摘要翻译： 一种用于显影静电潜像的显影方法，包括：（a）通过使显影剂与显影剂调节构件接触，在具有磁体的显影剂传送构件上形成包含调色剂和载体的显影剂的薄层，其中所述载体具有 体积平均粒径为10〜50μm，剩余磁化强度为10emu / g以下，其中所述显影剂薄层的量在0.7〜10.0mg / cm 2的范围内; （b）将薄层传送到显影剂传送构件面对图像承载部件的显影区域; 和（c）在显影区域上施加振荡的电场，将显影剂中所含的调色剂从显影剂传送构件供应到图像承载部件。
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