公开(公告)号：US20070269239A1

公开(公告)日：2007-11-22

申请号：US11678314

申请日：2007-02-23

申请人： Satoshi UCHINO ,  Nobuaki KOBAYASHI ,  Takeo OSHIBA ,  Okushi OKUYAMA ,  Kouichi SUGAMA

发明人： Satoshi UCHINO ,  Nobuaki KOBAYASHI ,  Takeo OSHIBA ,  Okushi OKUYAMA ,  Kouichi SUGAMA

IPC分类号： G03G15/08

CPC分类号： G03G15/0233

摘要： An objective is to provide a developing roller in which increase of residual potential is inhibited during repetitive operation without deteriorating interlayer adhesion, and prepared is a layer immediately below the surface capable of preventing fog caused by toner scattering, accompanied with a surface layer capable of preventing stains formed from foreign matters adhered to the surface, as well as preventing image unevenness since toner electrification is even under the presence of appropriate elasticity, and also to provide a image forming method employing the developing roller. Disclosed is a developing roller possessing an elastic layer made of silicone rubber provided around a conductive shaft, and a plurality of resin layers further provided on the elastic layer, wherein an outermost surface layer among the resin layers comprises silicone copolymerization polyurethane; and a layer immediately below the surface layer comprises a polyurethane resin-silica hybrid.

摘要翻译： 目的是提供一种显影辊，其中在重复操作期间残留电位的增加被抑制而不会降低层间粘合性，并且制备为能够防止由调色剂飞散引起的雾的表面下方的层，伴随着能够防止 由于附着在表面上的异物形成的污渍以及由于调色剂带电而在存在适当弹性的情况下均匀地防止图像不均匀，还提供了使用该显影辊的图像形成方法。 公开了一种显影辊，其具有设置在导电轴周围的由硅橡胶制成的弹性层，以及还设置在弹性层上的多个树脂层，其中树脂层中的最外表面层包括硅氧烷共聚聚氨酯; 并且表面层正下方的层包含聚氨酯树脂 - 二氧化硅杂化物。

公开(公告)号：US20070269240A1

公开(公告)日：2007-11-22

申请号：US11681229

申请日：2007-03-02

申请人： Satoshi UCHINO ,  Nobuaki KOBAYASHI ,  Takeo OSHIBA ,  Okushi OKUYAMA ,  Kouichi SUGAMA

发明人： Satoshi UCHINO ,  Nobuaki KOBAYASHI ,  Takeo OSHIBA ,  Okushi OKUYAMA ,  Kouichi SUGAMA

IPC分类号： G03G15/08

CPC分类号： G03G15/0818

摘要： An objective is to provide a developing roller in which increase of residual potential is inhibited during repetitive operation without deteriorating adhesion to an elastic layer, scattering and leakage of toner are prevented, appropriate elasticity is exhibited and a resin layer capable of preventing uneven charging of toner and image unevenness is prepared, and also to provide a image forming method employing the developing roller. Disclosed is a developing roller possessing an elastic layer made of silicone rubber provided around a conductive shaft, and a resin layer further provided on the elastic layer, wherein the resin layer contains polyurethane resin-silica hybrid as a principal component.

摘要翻译： 目的是提供一种显影辊，其中在重复操作期间残留电位的增加被抑制，而不会降低与弹性层的粘附性，防止了调色剂的散射和泄漏，表现出适当的弹性，以及能够防止调色剂不均匀充电的树脂层 并且制备图像不均匀性，并且还提供使用显影辊的图像形成方法。 公开了一种显影辊，其具有设置在导电轴周围的由硅橡胶制成的弹性层，以及还设置在弹性层上的树脂层，其中树脂层含有聚氨酯树脂 - 二氧化硅杂化物作为主要成分。

公开(公告)号：US20080220363A1

公开(公告)日：2008-09-11

申请号：US12041762

申请日：2008-03-04

申请人： Satoshi UCHINO ,  Masahiro ANNO ,  Takeo OSHIBA ,  Okushi OKUYAMA ,  Shinya OBARA ,  Ryuichi HIRAMOTO ,  So MATSUYA

发明人： Satoshi UCHINO ,  Masahiro ANNO ,  Takeo OSHIBA ,  Okushi OKUYAMA ,  Shinya OBARA ,  Ryuichi HIRAMOTO ,  So MATSUYA

IPC分类号： G03G13/16 ,  G03G15/08

CPC分类号： G03G15/0818

摘要： A developing roller for electrophotographic image forming apparatus is disclosed. The developing roller has a shaft and a resin layer, and the resin layer comprises a binder resin, a resin particle having a particle diameter of 5 μm to 30 μm and a content of from 10% to 50% by weight with respect to the resin layer, and inorganic oxide particles having a number based average primary particle diameter of 5 nm to 100 nm and a content of 1% to 40% by weight with respect to the resin layer. An image forming method employing the developer roller is also disclosed.

摘要翻译： 公开了一种用于电子照相成像设备的显影辊。 显影辊具有轴和树脂层，树脂层包含粘合剂树脂，相对于树脂的粒径为5〜30μm的树脂粒子和10〜50重量％的树脂粒子 层和相对于树脂层的数均基准粒径为5nm〜100nm，含量为1〜40重量％的无机氧化物粒子。 还公开了一种采用显影辊的成像方法。

公开(公告)号：US20080070147A1

公开(公告)日：2008-03-20

申请号：US11850802

申请日：2007-09-06

申请人： Satoshi UCHINO ,  Masahiro ANNO ,  Takeo OSHIBA ,  Okushi OKUYAMA ,  Shinya OBARA

发明人： Satoshi UCHINO ,  Masahiro ANNO ,  Takeo OSHIBA ,  Okushi OKUYAMA ,  Shinya OBARA

IPC分类号： G03G9/06 ,  B05D3/02 ,  G03G13/20

CPC分类号： G03G15/0818

摘要： An electrophotographic image forming method is disclosed. The method includes steps of conveying a developer comprising a toner to a developing zone by a developing roller, and developing an electrostatic latent image formed on an electrostatic latent image carrying member by the developer, and the developing roller has an electroconductive shaft and a resin layer provided around the shaft, the resin layer comprises a surface layer containing silicone copolymer resin as the principal component and a layer containing resin-silica hybrid composite as a principal component provided directly under the surface layer.

摘要翻译： 公开了电子照相图像形成方法。 该方法包括以下步骤：通过显影辊将包含调色剂的显影剂输送到显影区域，以及通过显影剂将形成在静电潜像载体上的静电潜像显影，并且显影辊具有导电轴和树脂层 设置在轴周围的树脂层包括含有硅酮共聚物树脂作为主要成分的表面层和直接位于表面层下面的含有树脂 - 二氧化硅混合复合材料作为主要成分的层。

公开(公告)号：US20090242847A1

公开(公告)日：2009-10-01

申请号：US12406321

申请日：2009-03-18

申请人： Yukio HOSOYA ,  Okushi OKUYAMA ,  Satoshi UCHINO ,  Hiroyuki KONNO ,  Tatsuya NAGASE ,  Shigeki TAKENOUCHI

发明人： Yukio HOSOYA ,  Okushi OKUYAMA ,  Satoshi UCHINO ,  Hiroyuki KONNO ,  Tatsuya NAGASE ,  Shigeki TAKENOUCHI

IPC分类号： H01B1/12

CPC分类号： G02F1/167 ,  G02F2001/1678

摘要： Display particles, which are used for an image display apparatus having a structure in which the display particles in a powdered state are sealed between two substrates at least one of which is transparent, and by generating an electric field between the substrates, the display particles are moved so that an image is displayed, comprising: base particles A containing at least a resin and a colorant, and having a volume-average particle size D1 of 1 to 50 μm; resin fine particles B being externally added to the base particles, and having an average primary particle size D2 of 30 to 250 nm; and inorganic fine particles C being externally added to the base particles, and having an average primary particle size D3 of 5 to 30 nm, wherein the display particles for an image display apparatus are designed so that D1, D2 and D3 satisfy 10≦D1/D2≦1000 and 2≦D2/D3≦50, and an image display apparatus provided with such particles for an image display apparatus.

摘要翻译： 用于具有将粉状状态的显示粒子密封在两个基板之间的结构的图像显示装置的显示粒子，其中至少一个是透明的，并且通过在基板之间产生电场，显示粒子 移动使得显示图像，包括：至少含有树脂和着色剂的基础颗粒A，体积平均粒度D1为1至50μm; 外部添加到基础颗粒上的树脂微粒B，平均一次粒径D2为30〜250nm; 无机细粒C外加于基础颗粒中，平均一次粒径D3为5〜30nm，其中，图像显示装置用显示粒子的设计使D1，D2，D3满足10≤D1 / D2 <= 1000，2 <= D2 / D3 <= 50，以及具有图像显示装置的这种粒子的图像显示装置。

公开(公告)号：US20100321763A1

公开(公告)日：2010-12-23

申请号：US12817268

申请日：2010-06-17

申请人： Okushi OKUYAMA ,  Yukio HOSOYA ,  Satoshi UCHINO ,  Hiroyuki KONNO ,  Kouji SHIBATA ,  Mikio KOUYAMA

发明人： Okushi OKUYAMA ,  Yukio HOSOYA ,  Satoshi UCHINO ,  Hiroyuki KONNO ,  Kouji SHIBATA ,  Mikio KOUYAMA

IPC分类号： G02F1/167 ,  H01B1/12 ,  B29C67/00

CPC分类号： G02F1/167 ,  G02F2001/1678 ,  Y10T428/29

摘要： Display particles for an image display apparatus, wherein the image display apparatus comprises two substrates at least one of which is transparent, with the display particles being sealed between the substrates in a powder state, so that by generating an electric field between the substrates, the display particles are moved to display an image, wherein the display particles are formed through processes in which at least a binder resin and a colorant are kneaded and pulverized to give core particles, resin fine particles are fixed and fused on surfaces of the core particles, and then the core particles on which the resin fine particles are fixed and fused are sphered to give an average degree of roundness of 0.960 or more, and wherein a ratio of use of the resin fine particles is set in the range from 100 to 300% in the rate of the total projection area of the resin fine particles relative to the total surface area of the core particles, as well as an image display apparatus loaded with the display particles.

摘要翻译： 用于图像显示装置的显示颗粒，其中图像显示装置包括两个基板，其中至少一个是透明的，显示颗粒以粉末状态密封在基板之间，使得通过在基板之间产生电场， 显示颗粒被移动以显示图像，其中通过将至少粘合剂树脂和着色剂捏合并粉碎以产生核心颗粒的方法形成显示颗粒，将树脂细颗粒固定并熔合在芯颗粒的表面上， 然后将树脂细颗粒固定和熔融的芯颗粒进行平铺，得到0.960以上的平均圆度，其中树脂微粒的使用比例设定在100〜300％的范围内， 以相对于核心颗粒的总表面积的树脂微粒的总投影面积的比率，以及装载机身的图像显示装置 h显示颗粒。

公开(公告)号：US20100207868A1

公开(公告)日：2010-08-19

申请号：US12706325

申请日：2010-02-16

申请人： Hiroyuki KONNO ,  Okushi OKUYAMA ,  Yukio HOSOYA ,  Satoshi UCHINO ,  Kouji SHIBATA ,  Tatsuya NAGASE

发明人： Hiroyuki KONNO ,  Okushi OKUYAMA ,  Yukio HOSOYA ,  Satoshi UCHINO ,  Kouji SHIBATA ,  Tatsuya NAGASE

IPC分类号： G09G3/34

CPC分类号： G09G3/344

摘要： Display particles that are used for an image display apparatus in which the display particles are sealed between two substrates at least one of which is transparent, and by generating an electric field between the substrates, the display particles are moved so that an image is displayed, wherein the display particles include positively chargeable display particles and negatively chargeable display particles, and the positively chargeable display particles and the negatively chargeable display particles are formed by allowing inorganic fine particles made of the same constituent materials to be adhered to the surfaces of base particles, and an image display apparatus provided with the display particles.

摘要翻译： 显示用于图像显示装置的颗粒，其中显示颗粒被密封在两个基板之间，其中至少一个是透明的，并且通过在基板之间产生电场，移动显示颗粒以使得图像被显示， 其中显示粒子包括可带正电的显示颗粒和带负电荷的显示颗粒，并且通过使由相同构成材料制成的无机细颗粒粘附到基础颗粒的表面上，形成可带正电荷的显示颗粒和带负电荷的显示颗粒， 以及设置有显示粒子的图像显示装置。

公开(公告)号：US20090251764A1

公开(公告)日：2009-10-08

申请号：US12417150

申请日：2009-04-02

申请人： Satoshi UCHINO ,  Okushi OKUYAMA ,  Yukio HOSOYA ,  Hiroyuki KONNO ,  Tatsuya NAGASE ,  Shigeki TAKENOUCHI

发明人： Satoshi UCHINO ,  Okushi OKUYAMA ,  Yukio HOSOYA ,  Hiroyuki KONNO ,  Tatsuya NAGASE ,  Shigeki TAKENOUCHI

IPC分类号： G02F1/167

CPC分类号： G02F1/167 ,  G02F2001/1678

摘要： An image display device 10, having two substrates 11 and 12, at least one of which is transparent; and display particles 21 and 22 enclosed in the powder form between the substrates, the display particles being moved under an electric field generated between the substrates so that an image is displayed, wherein metal oxide fine particles 1 surface-treated with at least one processing agent selected from the group consisting of silane-coupling agents and silicone oils are adhered to at least one substrate surface 20a and/or 20b of the surfaces in contact with the display particles in a gap 18 between the substrates.

摘要翻译： 图像显示装置10，具有两个基板11和12，其中至少一个是透明的; 以及以粉末形式封装在基板之间的显示颗粒21和22，显示颗粒在基板之间产生的电场下移动，使得显示图像，其中用至少一种处理剂进行表面处理的金属氧化物细颗粒1 从由硅烷偶联剂和硅油组成的组中选择的至少一个衬底表面20a和/或20b与衬底之间的间隙18中的显示颗粒接触。

公开(公告)号：US20100208330A1

公开(公告)日：2010-08-19

申请号：US12697533

申请日：2010-02-01

申请人： Satoshi UCHINO ,  Okushi OKUYAMA ,  Yukio HOSOYA ,  Hiroyuki KONNO ,  Kouji SHIBATA ,  Tatsuya NAGASE

发明人： Satoshi UCHINO ,  Okushi OKUYAMA ,  Yukio HOSOYA ,  Hiroyuki KONNO ,  Kouji SHIBATA ,  Tatsuya NAGASE

IPC分类号： G02F1/167

CPC分类号： G02F1/167 ,  G02F2001/1674

摘要： An image display apparatus comprising two substrates at least one of which is transparent, ribs for maintaining a distance between the substrates and display particles that are sealed between the substrates in a powder state, and displaying an image by generating an electric field between the substrates so that the display particles are moved,wherein of contact faces to the display particles in the gap between the substrates, at least the contact faces of ribs to the display particles have an arithmetic average roughness Ra in a range from 0.01 to 0.20 μm and an average interval Sm of irregularities in a range from 0.5 to 2.5 μm.

摘要翻译： 一种图像显示装置，包括两个基板，其中至少一个是透明的，用于保持基板之间的距离的肋和在粉末状态下密封在基板之间的显示颗粒，并且通过在基板之间产生电场来显示图像 移动显示粒子，其中与基板之间的间隙中的显示颗粒的接触面至少与显示颗粒的肋的接触面的算术平均粗糙度Ra在0.01至0.20μm的范围内，平均 间隔Sm在0.5至2.5μm范围内的不规则。

公开(公告)号：US20120264046A1

公开(公告)日：2012-10-18

申请号：US13446427

申请日：2012-04-13

申请人： Junya ONISHI ,  Shiro HIRANO ,  Satoshi UCHINO ,  Noboru UEDA ,  Shinya OBARA

发明人： Junya ONISHI ,  Shiro HIRANO ,  Satoshi UCHINO ,  Noboru UEDA ,  Shinya OBARA

IPC分类号： G03G9/093

CPC分类号： G03G9/09328 ,  G03G9/09364 ,  G03G9/09392

摘要： Disclosed is a toner for electrostatic image development that satisfies both low-temperature fixing ability and excellent high-temperature storage stability, achieves excellent charge property and shatter resistance, and consequently can form a high-quality image even by a high-performance machine such as a high-speed machine.The toner is composed of toner particles obtained by forming a shell layer containing a styrene-acryl-modified polyester resin on the surface of each of core particles comprising a binder resin containing at least a styrene-acrylic resin. The styrene-acryl-modified polyester resin is obtained bonding a styrene-acrylic polymer segment to a terminal of a polyester segment, and the content of the styrene-acrylic polymer segment in the styrene-acryl-modified polyester resin is 5% by mass or more and 30% by mass or less.

摘要翻译： 公开了一种静电图像显影用调色剂，其既满足低温定影性也具有优异的高温保存稳定性，可以获得优异的充电性和抗碎裂性，并且因此即使通过高性能机器也能形成高质量的图像，例如 一台高速机。 该调色剂由在包含至少含有苯乙烯 - 丙烯酸树脂的粘合剂树脂的每个核心颗粒的表面上形成含有苯乙烯 - 丙烯酸改性聚酯树脂的壳层而获得的调色剂颗粒组成。 得到苯乙烯 - 丙烯酸改性聚酯树脂，将苯乙烯 - 丙烯酸聚合物链段连接到聚酯链段的末端，苯乙烯 - 丙烯酸改性聚酯树脂中苯乙烯 - 丙烯酸聚合物链段的含量为5质量％ 多于30质量％以下。