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1.发明授权Liquid developer monitoring device, liquid developer controlling system, and image forming apparatus using same 失效液体显影剂监测装置，液体显影剂控制系统和使用它的成像装置
公开(公告)号：US5724629A
公开(公告)日：1998-03-03
申请号：US671880
申请日：1996-06-28
CPC分类号： G03G15/105
摘要： This invention relates to a liquid developer monitoring device comprising a first electrode which contacts with a liquid developer comprising a liquid medium and electrically charged toner particles dispersed therein, a second electrode being either a developing roller or a separate roller which provides a fresh surface and immerses said surface in the liquid developer, an electric power source which applies a bias voltage between said first and second electrodes so as to deposit the toner particles on the second electrode, and a sensor which measures magnitude of current flowing between said first and second electrodes during the deposition of the toner particles. A cleaning device removes the deposited toner on the second electrode. The sensor includes an electric coil, a magnet inserted in the coil and a Hall element.
摘要翻译： 液体显影剂监测装置技术领域本发明涉及一种液体显影剂监测装置，其包括与包含液体介质的液体显影剂接触的第一电极和分散在其中的带电荷的调色剂颗粒，第二电极是提供新鲜表面的显影辊或单独的辊， 所述液体显影剂中的所述表面，在所述第一和第二电极之间施加偏置电压以将调色剂颗粒沉积在第二电极上的电源，以及测量在第一和第二电极之间流动的电流的大小的传感器 调色剂颗粒的沉积。 清洁装置去除第二电极上沉积的调色剂。 传感器包括电线圈，插入线圈中的磁体和霍尔元件。
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公开(公告)号：US6146804A
公开(公告)日：2000-11-14
申请号：US471266
申请日：1999-12-23
IPC分类号： G03G9/13
CPC分类号： G03G9/13
摘要： (1) Electrophotographic liquid developer comprising electrically insulating medium liquid and toner dispersed in the medium liquid, wherein the toner has a melt viscosity (.eta.) in a range from 2.times.10.sup.2 poises to 1.times.10.sup.5 poises at 100.degree. C. in a dry state, and has a glass transition temperature of 20.degree. C. or more.(2) Electrophotographic liquid developer comprising electrically insulating medium liquid and toner dispersed in the medium liquid, wherein the toner contains binder resin exhibiting at least one peak in each of ranges of a molecular weight lower than 5000 and of a molecular weight of 5000 or more when detected by a gel permeation chromatography (GPC).(3) An image forming apparatus comprising an electrostatic latent image carrier for forming an electrostatic latent image; a liquid developing device developing the electrostatic latent image formed on the electrostatic latent image carrier into a visible toner image with liquid developer; an intermediate transfer member carrying the toner image transferred thereto from the electrostatic latent image carrier for further transferring the transferred toner image to a record member; and a heating device for heating the intermediate transfer member, wherein the liquid developing device develops the electrostatic latent image with the liquid developer of the above (1) or (2).
摘要翻译： （1）包含电绝缘介质液体和分散在中等液体中的调色剂的电子照相液体显影剂，其中调色剂在干燥状态下在100℃下的熔体粘度（η）范围为2×102泊至1×105泊，并且具有 玻璃化转变温度为20℃以上。 （2）包含分散在中等液体中的电绝缘介质液体和调色剂的电子照相液体显影剂，其中所述调色剂含有在分子量低于5000且分子量为5000以上的范围内至少具有一个峰的粘合剂树脂 当通过凝胶渗透色谱（GPC）检测时。 （3）一种图像形成装置，包括用于形成静电潜像的静电潜像载体; 液体显影装置，其利用液体显影剂将形成在静电潜像载体上的静电潜像显影成可见的调色剂图像; 中间转印部件承载从静电潜像载体转印到其上的调色剂图像，用于将转印的调色剂图像进一步转印到记录部件上; 以及用于加热中间转印部件的加热装置，其中液体显影装置用上述（1）或（2）的液体显影剂显影静电潜像。
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公开(公告)号：US5826148A
公开(公告)日：1998-10-20
申请号：US758762
申请日：1996-12-19
CPC分类号： G03G15/101
摘要： A liquid developer transfer device disposed between a reservoir accommodating a liquid developer having a fluid medium and electrically charged toner particles dispersed therein and an electrostatic latent image carrying member, which performs toner transfer by repeating electrodeposition.
摘要翻译： 一种液体显影剂转印装置，其设置在容纳具有流体介质的液体显影剂的储存器和分散在其中的带电荷的调色剂颗粒和通过重复电沉积进行调色剂转印的静电潜像承载构件之间。
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4.发明授权Color image forming method and apparatus providing for efficient toner transfer based on toner zeta potentials 失效彩色图像形成方法和装置，其基于调色剂ζ电位提供有效的调色剂转印
公开(公告)号：US5953566A
公开(公告)日：1999-09-14
申请号：US063039
申请日：1998-04-21
CPC分类号： G03G9/12 , G03G15/0121 , G03G2215/0119 , G03G2215/0658
摘要： A color image forming method and apparatus of the electrophotographic type with a plurality of liquid developing devices. In a plurality of liquid developing devices accommodating liquid developer comprising colored microparticles dispersed in an electrically insulated fluid medium are used to form toner images of different colors, which are electrostatically transferred and overlaid one over another on a transfer medium to produce an overlaid toner image. The color image forming method and apparatus providing excellent overlay transfer characteristics for toner images transferred to a transfer medium.
摘要翻译： 具有多个液体显影装置的电子照相类型的彩色图像形成方法和装置。 在容纳包含分散在电绝缘流体介质中的着色微粒子的液体显影剂的多个液体显影装置中，用于形成不同颜色的调色剂图像，它们在转印介质上被静电转印并重叠在一个上，以产生重叠的调色剂图像。 该彩色图像形成方法和装置为转印到转印介质上的调色剂图像提供优异的覆盖转印特性。
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5.发明授权
公开(公告)号：US5780196A
公开(公告)日：1998-07-14
申请号：US780017
申请日：1996-12-23
CPC分类号： G03G9/12
摘要： A method for producing a liquid developer comprising steps of: adding a colored resin to a nonpolar dispersion medium; elevating the temperature of said nonpolar dispersion medium above the melting point of said resin; producing a resin emulsion by mixing said heated nonpolar dispersion medium containing said resin therein; and cooling said resin emulsion so as to obtain colored resin microparticles.
摘要翻译： 一种制备液体显影剂的方法，包括以下步骤：将着色树脂加入到非极性分散介质中; 将所述非极性分散介质的温度升高到所述树脂的熔点之上; 通过将含有所述树脂的所述加热的非极性分散介质混合在其中来制备树脂乳液; 并冷却所述树脂乳液，得到着色树脂微粒。
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公开(公告)号：US5981133A
公开(公告)日：1999-11-09
申请号：US53020
申请日：1998-04-01
摘要： A liquid developer having a superior sedimentation characteristic and floating characteristic and an image forming apparatus using said liquid developer, wherein said liquid developer comprising toner dispersed in liquid medium and the difference in specific gravity between said toner and said liquid medium is at or lower than a prescribed level.
摘要翻译： 具有优异的沉降特性和漂浮特性的液体显影剂和使用所述液体显影剂的图像形成装置，其中所述包含分散在液体介质中的调色剂的液体显影剂和所述调色剂与所述液体介质之间的比重差等于或低于 规定水平
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7.发明授权Liquid developer having polymer particles of a flat configuration dispersed in a dispersion medium 失效具有分散在分散介质中的平坦构型的聚合物颗粒的液体显影剂
公开(公告)号：US5958643A
公开(公告)日：1999-09-28
申请号：US693370
申请日：1996-08-06
CPC分类号： G03G9/13 , G03G9/1355
摘要： A liquid developer having polymer particles dispersed in a dispersion medium, wherein the polymer particles have a mean volume particle size d.sub.50 of 0.5.about.5.0 .mu.m, and degree of flatness (longest diameter of a single particle/shortest diameter of a single particle) is greater than 1.5 but less than 30.
摘要翻译： 具有分散于分散介质中的聚合物粒子的液体显影剂，其中，聚合物粒子的平均体积粒径d50为0.5μm，平均度（单粒子的最长直径/单粒子的最短直径）为 大于1.5但小于30。
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公开(公告)号：US5843613A
公开(公告)日：1998-12-01
申请号：US601776
申请日：1996-02-15
摘要： The present invention provides a liquid developer for electrophotography comprising: carrier liquid, and toner particles, dispersed in the carrier liquid, formed of binder resin and colorant, wherein said carrier liquid contains acidic dispersion resin and basic dispersion resin which are soluble in said carrier liquid. Further, the present invention provides a liquid developer for electrophotography comprising: carrier liquid, and toner particles, dispersed in the carrier liquid, formed of binder resin and colorant, wherein said liquid developer contains a basic dispersion resin that is soluble in said carrier liquid and has a moisture content of 500.about.20,000 ppm, and has an acidic group on the surface of the toner particle.
摘要翻译： 本发明提供了一种用于电子照相术的液体显影剂，其包括载体液体和分散在载体液体中的粘合剂树脂和着色剂形成的调色剂颗粒，其中所述载体液体包含可溶于所述载体液体的酸性分散树脂和碱性分散树脂 。 此外，本发明提供了一种电子照相用液体显影剂，其包含载体液体和分散在载体液体中的粘合剂树脂和着色剂形成的调色剂颗粒，其中所述液体显影剂含有可溶于所述载体液体的碱性分散树脂， 具有500ppm的水分含量为20,000ppm，并且在调色剂颗粒的表面上具有酸性基团。
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9.发明授权Image forming apparatus using intermediate transfer member having surface roughness to toner size ratio 失效使用具有表面粗糙度与调色剂尺寸比的中间转印部件的图像形成装置
公开(公告)号：US5530532A
公开(公告)日：1996-06-25
申请号：US299347
申请日：1994-09-01
申请人： Shuji Iino , Toshimitsu Fujiwara
发明人： Shuji Iino , Toshimitsu Fujiwara
CPC分类号： G03G15/162
摘要： An image forming apparatus having an image carrying member onto which an electrostatic latent image is formed, a developing device that accommodates a liquid developer including toner particles for forming a toner image on the image carrying member by developing the electrostatic latent image, and an intermediate transfer member onto which .is transferred the toner image formed on the surface the image carrying member. The image on the surface of the intermediate transfer member is further transferred onto a recording medium. The intermediate transfer member surface has a mean roughness of 0.5-10 times greater than the volume-average particle size of the toner particles.
摘要翻译： 一种图像形成装置，具有形成有静电潜像的图像承载构件，显影装置，其通过显影静电潜像容纳包含用于在图像承载构件上形成调色剂图像的调色剂颗粒的液体显影剂，以及中间转印 其上形成有图像承载构件的表面上的调色剂图像。 中间转印部件的表面上的图像被进一步转印到记录介质上。 中间转印部件表面的平均粗糙度比调色剂颗粒的体积平均粒径大0.5-10倍。
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公开(公告)号：US5745830A
公开(公告)日：1998-04-28
申请号：US566054
申请日：1995-12-01
IPC分类号： G03G15/16
CPC分类号： G03G15/162
摘要： An intermediate transfer member for use in image forming apparatus which produce images by transferring a toner image formed on an image-bearing member to an intermediate transfer member, and transferring the toner image held on said intermediate transfer member to a recording medium. The intermediate transfer member comprises at least three layers of a conductive substrate, intermediate layer, and surface layer, and the volume resistivity of said surface layer is lower than the volume resistivity of said intermediate layer.
摘要翻译： 一种用于图像形成装置的中间转印部件，其通过将形成在图像承载部件上的调色剂图像转印到中间转印部件上并将保持在所述中间转印部件上的调色剂图像转印到记录介质上而产生图像。 中间转印部件包括至少三层导电基板，中间层和表面层，并且所述表面层的体积电阻率低于所述中间层的体积电阻率。
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