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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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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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5.发明授权
公开(公告)号：US5689779A
公开(公告)日：1997-11-18
申请号：US646568
申请日：1996-05-08
摘要： A liquid developer for developing an electrostatic latent image having a carrier fluid and electrically charged toner particles dispersed therein, wherein the liquid developer satisfies the following relationship: 25.0.gtoreq.V.sub.0 /.DELTA.V.sub.10 .gtoreq.1.5 wherein V.sub.0 denotes surface potential of a toner particle layer electrically deposited on a conductive substrate by applying bias voltage between the substrate and an electrode confronting with the substrate, and .DELTA.V.sub.10 denotes change of the surface potential decaying for 10 seconds after shutting off the bias voltage.
摘要翻译： 一种液体显影剂，用于显影具有载体流体和带电荷的调色剂颗粒的静电潜像，其中液体显影剂满足以下关系：其中V0表示调色剂的表面电位 通过在衬底和面对衬底的电极之间施加偏置电压而沉积在导电衬底上的微粒层，DELTA V10表示在关闭偏置电压之后表面电位衰减10秒的变化。
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6.发明授权Image forming apparatus using an intermediate transfer member, an intermediate transfer member and image forming method 失效使用中间转印部件的图像形成装置，中间转印部件和成像方法
公开(公告)号：US5608503A
公开(公告)日：1997-03-04
申请号：US375732
申请日：1995-01-20
CPC分类号： G03G15/162 , G03G2215/1614 , G03G2215/1695
摘要： An image forming apparatus including an device for developing an electrostatic latent image formed on a latent image carrying member using a liquid developer containing toner particles dispersed in a fluid medium, and an intermediate transfer member having a surface layer onto which is transferred the developer image from the image carrying member, water absorption of the surface layer being in the range between 0.15 and 10.0 percent by weight.
摘要翻译： 一种图像形成装置，包括用于使用含有分散在流体介质中的调色剂颗粒的液体显影剂在潜像承载构件上形成的静电潜像的显影装置，以及具有表面层的中间转印构件，将显影剂图像从 图像承载部件，表面层的吸水率在0.15至10.0重量％的范围内。
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公开(公告)号：US5574548A
公开(公告)日：1996-11-12
申请号：US419616
申请日：1995-04-10
IPC分类号： G03G15/10
CPC分类号： G03G15/101
摘要： Liquid developing method and liquid developing device for developing an electrostatic latent image formed on a latent image carrying member via a toner dispersed in a carrier liquid. An electrostatic latent image is formed on an image carrying surface, a liquid developer layer having a bottom layer of toner particles as the main constituent and a top layer of liquid carrier as the main constituent is formed on a developer holding surface and the electrostatic image is contacted with the top layer without substantially contacting the bottom layer with the image carrying surface. A member for maintaining a clearance between an image carrying member and a developer holding member at a predetermined space in which the top layer contacts with the electrostatic latent image without contacting the bottom layer to the image carrying member is provided.
摘要翻译： 液体显影方法和液体显影装置，用于通过分散在载体液体中的调色剂显影形成在潜像承载部件上的静电潜像。 在图像承载表面上形成静电潜像，在显影剂保持表面上形成以调色剂颗粒的底层为主要成分的液体显影剂层和液体载体的顶层作为主要成分，静电图像是 与顶层接触而基本上不接触底层与图像承载表面。 提供了一种用于在图像承载构件和显影剂保持构件之间保持顶部层与静电潜像接触的预定空间而不与底层接触到图像承载构件的构件。
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公开(公告)号：US5561264A
公开(公告)日：1996-10-01
申请号：US538902
申请日：1995-10-04
IPC分类号： G03G15/10
CPC分类号： G03G15/101
摘要： A liquid-type developing device for use in an image forming apparatus such as a copying machine or printer, that develops an electrostatic latent image formed on a latent image holding member using a liquid-type developer. In the liquid-type developing device, a developer carrying member supplies the liquid-type developer to the surface of the electrostatic latent image carrier at a developing region, and a removing member removes residual liquid-type developer remained on the surface of the developer carrying member after development.Before removing the residual liquid-type developer remained by the removing member, a fluid supplying member supplies a fluid on the surface of the developer carrying member so that the removing member removes said residual liquid-type developer with said fluid.
摘要翻译： 一种用于诸如复印机或打印机的图像形成装置中的液体显影装置，其使用液体显影剂显影形成在潜像保持部件上的静电潜像。 在液体型显影装置中，显影剂承载构件在显影区域将液体型显影剂供应到静电潜像载体的表面，并且去除构件除去残留在载体上的显影剂表面上残留的液体型显影剂 成员发展后。 在去除由去除构件残留的残留液体型显影剂之前，流体供应构件在显影剂承载构件的表面上提供流体，使得除去构件用所述流体除去所述残留的液体型显影剂。
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9.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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10.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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