专利快速检索-快速检索全球专利，免费商用专利数据库-IPRDB

1. 发明申请

US20120288301A1 CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS 有权
标题翻译：充电会员，过程盒和电子照相设备
公开(公告)号：US20120288301A1
公开(公告)日：2012-11-15
申请号：US13555040
申请日：2012-07-20
申请人： Tomohito Taniguchi , Masataka Kodama , Takehiko Aoyama
发明人： Tomohito Taniguchi , Masataka Kodama , Takehiko Aoyama
IPC分类号： G03G21/16 , G03G15/02
CPC分类号： G03G15/0233
摘要： A charging member is provided which can not easily cause vibration and can stably charge a photosensitive member, even where a high-frequency alternating-current voltage is applied thereto. It is a charging member having an electrically conductive substrate, an electrically conductive elastic layer and a surface layer, and the elastic layer has, in the order from the substrate side, a first rubber layer and a second rubber layer laminated to the first rubber layer, and, where the natural vibration frequency of the first rubber layer is represented by f1 and the natural vibration frequency of the second rubber layer is represented by f2, has a natural vibration frequency ratio, f2/f1, of from 2.35 or more to 10.0 or less.
摘要翻译：即使在施加高频交流电压的情况下，也能够容易地产生振动并且能够稳定地对感光体进行充电的充电部件。是具有导电性基板，导电性弹性层和表面层的充电部件，弹性层从基板侧依次层叠有第一橡胶层和层叠到第一橡胶层的第二橡胶层，并且其中第一橡胶层的固有振动频率由f1表示，并且第二橡胶层的固有振动频率由f2表示，其固有振动频率比f2 / f1为2.35以上至10.0 或更少。

2. 发明授权

US08548359B2 Charging member, process cartridge and electrophotographic apparatus 有权
标题翻译：充电部件，处理盒和电子照相设备
公开(公告)号：US08548359B2
公开(公告)日：2013-10-01
申请号：US13555040
申请日：2012-07-20
申请人： Tomohito Taniguchi , Masataka Kodama , Takehiko Aoyama
发明人： Tomohito Taniguchi , Masataka Kodama , Takehiko Aoyama
IPC分类号： G03G15/02
CPC分类号： G03G15/0233
摘要： A charging member is provided which can not easily cause vibration and can stably charge a photosensitive member, even where a high-frequency alternating-current voltage is applied thereto. It is a charging member having an electrically conductive substrate, an electrically conductive elastic layer and a surface layer, and the elastic layer has, in the order from the substrate side, a first rubber layer and a second rubber layer laminated to the first rubber layer, and, where the natural vibration frequency of the first rubber layer is represented by f1 and the natural vibration frequency of the second rubber layer is represented by f2, has a natural vibration frequency ratio, f2/f1, of from 2.35 or more to 10.0 or less.
摘要翻译：即使在施加高频交流电压的情况下，也能够容易地产生振动并且能够稳定地对感光体进行充电的充电部件。是具有导电性基板，导电性弹性层和表面层的充电部件，弹性层从基板侧依次层叠有第一橡胶层和层叠到第一橡胶层的第二橡胶层，并且其中第一橡胶层的固有振动频率由f1表示，并且第二橡胶层的固有振动频率由f2表示，其固有振动频率比f2 / f1为2.35以上至10.0 或更少。

3. 发明授权

US08383234B2 Charging member, process cartridge, and electrophotographic apparatus 有权
标题翻译：充电构件，处理盒和电子照相设备
公开(公告)号：US08383234B2
公开(公告)日：2013-02-26
申请号：US13372459
申请日：2012-02-13
申请人： Hiroshi Mayuzumi , Tomohito Taniguchi , Hidekazu Matsuda , Nozomu Takahata , Yusuke Yagisawa , Satoshi Koide , Masataka Kodama
发明人： Hiroshi Mayuzumi , Tomohito Taniguchi , Hidekazu Matsuda , Nozomu Takahata , Yusuke Yagisawa , Satoshi Koide , Masataka Kodama
IPC分类号： B32B5/16 , G03G21/16
CPC分类号： G03G15/0233 , Y10T428/25 , Y10T428/259 , Y10T428/31663
摘要： Provided is the following charging member of an electrophotographic apparatus. The charging member suppresses the occurrence of each of a streak-like image, a spot-like image, and a rough image that occur when image formation is performed over a long time period. Also provided are a process cartridge and an electrophotographic apparatus each having the charging member. A compound having a siloxane dendrimer structure at a vinyl group or a side chain of a vinyl polymer is incorporated into the surface layer of the charging member comprising a conductive substrate and the surface layer.
摘要翻译：提供了电子照相设备的以下充电构件。充电构件抑制在长时间执行图像形成时发生的条纹状图像，斑点状图像和粗略图像中的每一个的发生。还提供了具有充电部件的处理盒和电子照相设备。在乙烯基聚合物的乙烯基或侧链具有硅氧烷树枝状聚合物结构的化合物被并入到包括导电基底和表面层的充电部件的表面层中。

4. 发明申请

US20120141162A1 CHARGING MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC APPARATUS 有权
标题翻译：充电会员，工艺盒和电子照相设备
公开(公告)号：US20120141162A1
公开(公告)日：2012-06-07
申请号：US13372459
申请日：2012-02-13
申请人： Hiroshi Mayuzumi , Tomohito Taniguchi , Hidekazu Matsuda , Nozomu Takahata , Yusuke Yagisawa , Satoshi Koide , Masataka Kodama
发明人： Hiroshi Mayuzumi , Tomohito Taniguchi , Hidekazu Matsuda , Nozomu Takahata , Yusuke Yagisawa , Satoshi Koide , Masataka Kodama
IPC分类号： G03G21/16 , B32B5/16 , B32B9/04
CPC分类号： G03G15/0233 , Y10T428/25 , Y10T428/259 , Y10T428/31663
摘要： Provided is the following charging member of an electrophotographic apparatus. The charging member suppresses the occurrence of each of a streak-like image, a spot-like image, and a rough image that occur when image formation is performed over a long time period. Also provided are a process cartridge and an electrophotographic apparatus each having the charging member. A compound having a siloxane dendrimer structure at a vinyl group or a side chain of a vinyl polymer is incorporated into the surface layer of the charging member comprising a conductive substrate and the surface layer.
摘要翻译：提供了电子照相设备的以下充电构件。充电构件抑制在长时间执行图像形成时发生的条纹状图像，斑点状图像和粗略图像中的每一个的发生。还提供了具有充电部件的处理盒和电子照相设备。在乙烯基聚合物的乙烯基或侧链具有硅氧烷树枝状聚合物结构的化合物被并入到包括导电基底和表面层的充电部件的表面层中。

5. 发明授权

US08526857B2 Charging member, process for its production, process cartridge and electrophotographic apparatus 有权
标题翻译：充电部件，其生产工艺，处理盒和电子照相设备
公开(公告)号：US08526857B2
公开(公告)日：2013-09-03
申请号：US13568913
申请日：2012-08-07
申请人： Yuya Tomomizu , Noriaki Kuroda , Masataka Kodama , Noriko Suzumura , Hiroki Masu
发明人： Yuya Tomomizu , Noriaki Kuroda , Masataka Kodama , Noriko Suzumura , Hiroki Masu
IPC分类号： G03G15/02
CPC分类号： G03G15/0233 , C08G77/58 , G03G15/0258 , Y10T428/31663
摘要： Provided a charging member which can prevent any contaminants deposited on a cleaning member from adhering thereto by making low a surface free energy and coefficient of friction thereof. The charging member has a substrate, an elastic layer and a surface layer, and the surface layer contains a polymer having an Si—O—W linkage; the polymer having a constitutional unit represented by the following formula (1) and a constitutional unit represented by the following formula (2):
摘要翻译：提供一种充电构件，其可以通过使表面自由能和摩擦系数低而防止沉积在清洁构件上的任何污染物粘附到其上。充电构件具有基板，弹性层和表面层，表面层含有具有Si-O-W键的聚合物; 具有由下式（1）表示的结构单元的聚合物和由下式（2）表示的结构单元：

6. 发明申请

US20130064574A1 CHARGING MEMBER AND METHOD OF PRODUCING THE MEMBER, PROCESS CARTRIDGE, AND ELECTROPHOTOGRAPHIC IMAGE-FORMING APPARATUS 有权
标题翻译：充电会员和制造会员，方法盒和电子图像形成装置的方法
公开(公告)号：US20130064574A1
公开(公告)日：2013-03-14
申请号：US13615369
申请日：2012-09-13
申请人： Noriko Suzumura , Noriaki Kuroda , Masataka Kodama , Yuya Tomomizu , Hiroki Masu
发明人： Noriko Suzumura , Noriaki Kuroda , Masataka Kodama , Yuya Tomomizu , Hiroki Masu
IPC分类号： C08G77/14 , G03G15/02
CPC分类号： C08G77/14 , C08G77/58 , C09D183/14 , G03G15/02 , G03G15/0233 , Y10T428/31663
摘要： Provided are the following charging member and a method of producing the charging member. The charging member has an improved charging ability and hence alleviates, in particular, a positive ghost. The charging member can maintain resistance to the adhesion of toner, a toner external additive, or the like over a long time period. The charging member for an electrophotographic apparatus comprises an electro-conductive support, an electro-conductive elastic layer, and a surface layer, wherein the surface layer comprises a polymer compound having an Si—O—Ti linkage in a molecular structure thereof, and the polymer compound has each of constitutional units represented by a formula (1), a formula (2), and a formula (3) defined in the description. The method is a method of producing the charging member.
摘要翻译：提供以下充电构件和制造充电构件的方法。充电构件具有改进的充电能力，因此特别地减轻了正重影。充电构件可以长时间保持对调色剂，调色剂外部添加剂等的粘附性的抵抗性。电子照相设备的充电元件包括导电支撑体，导电弹性层和表面层，其中表面层包括其分子结构中具有Si-O-Ti键的高分子化合物，和高分子化合物具有由说明书中定义的式（1），式（2）和式（3）表示的结构单元。该方法是制造充电部件的方法。

7. 发明申请

US20120301180A1 CHARGING MEMBER, PROCESS FOR ITS PRODUCTION, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS 有权
标题翻译：充电会员，其生产过程，过程盒和电子照相设备
公开(公告)号：US20120301180A1
公开(公告)日：2012-11-29
申请号：US13568913
申请日：2012-08-07
申请人： Yuya Tomomizu , Noriaki Kuroda , Masataka Kodama , Noriko Suzumura , Hiroki Masu
发明人： Yuya Tomomizu , Noriaki Kuroda , Masataka Kodama , Noriko Suzumura , Hiroki Masu
IPC分类号： G03G21/18 , B32B27/00 , B05D3/10 , G03G15/02
CPC分类号： G03G15/0233 , C08G77/58 , G03G15/0258 , Y10T428/31663
摘要： Provided a charging member which can prevent any contaminants deposited on a cleaning member from adhering thereto by making low a surface free energy and coefficient of friction thereof. The charging member has a substrate, an elastic layer and a surface layer, and the surface layer contains a polymer having an Si—O—W linkage; the polymer having a constitutional unit represented by the following formula (1) and a constitutional unit represented by the following formula (2):
摘要翻译：提供一种充电构件，其可以通过使表面自由能和摩擦系数低而防止沉积在清洁构件上的任何污染物粘附到其上。充电构件具有基板，弹性层和表面层，表面层含有具有Si-O-W键的聚合物; 具有由下式（1）表示的结构单元的聚合物和由下式（2）表示的结构单元：

8. 发明授权

US06882814B2 Charging member, charging apparatus and image forming apparatus 失效
标题翻译：充电部件，充电装置和成像装置
公开(公告)号：US06882814B2
公开(公告)日：2005-04-19
申请号：US10413379
申请日：2003-04-15
申请人： Hiroshi Satoh , Masataka Kodama
发明人： Hiroshi Satoh , Masataka Kodama
IPC分类号： G03G15/00 , G03G15/02 , G03G15/08
CPC分类号： G03G15/0233 , G03G15/0241
摘要： A charging member electrically charges a member to be charged in a state that said charging member forms a nip with the member to be charged and electroconductive particles are present at the nip. The charging member includes an elastic foam member provided at a surface of said charging member. The elastic foam member includes cell portions and cell wall portions defining the cell portions. The cell wall portions have a thickness proportion to the cell portions of not less than 2% and not more than 40%.
摘要翻译：充电构件在充电构件与被充电构件形成辊隙的状态下对要充电的构件进行充电，并且导电颗粒存在于辊隙处。充电构件包括设置在所述充电构件的表面处的弹性泡沫构件。弹性泡沫构件包括限定单元部分的单元部分和单元壁部分。细胞壁部分的厚度与细胞部分的比例不小于2％且不大于40％。

9. 发明申请

US20130004206A1 CHARGING MEMBER, PROCESS CARTRIDGE AND ELECTROPHOTOGRAPHIC APPARATUS 审中-公开
标题翻译：充电会员，过程盒和电子照相设备
公开(公告)号：US20130004206A1
公开(公告)日：2013-01-03
申请号：US13615380
申请日：2012-09-13
申请人： Noriaki Kuroda , Masataka Kodama , Noriko Suzumura , Yuya Tomomizu , Hiroki Masu
发明人： Noriaki Kuroda , Masataka Kodama , Noriko Suzumura , Yuya Tomomizu , Hiroki Masu
IPC分类号： G03G15/02
CPC分类号： G03G15/0233
摘要： A charging member for electrophotographic apparatus is provided which has a superior charging performance for the electrophotographic photosensitive member and also can not easily change with time in charging performance. The charging member has a substrate, an elastic layer and a surface layer, which surface layer contains a high-molecular compound having an Si—O—Ti linkage in the molecular structure and a cyclic polysilane represented by the general formula (7) defined in the specification, and the high-molecular compound has a constituent unit represented by the general formula (1) and a constituent unit represented by the following formula (2) which are defined in the specification.
摘要翻译：提供了一种用于电子照相设备的充电元件，其对于电子照相感光构件具有优异的充电性能，并且在充电性能方面也不容易随时间而改变。充电构件具有基板，弹性层和表面层，该表面层包含分子结构中具有Si-O-Ti键的高分子化合物和由通式（7）表示的环状聚硅烷，其定义在说明书和高分子化合物具有由通式（1）表示的结构单元和由说明书中定义的由下式（2）表示的结构单元。

10. 发明授权

US06343199B1 Charging device, charging roller, and image forming apparatus 有权
标题翻译：充电装置，充电辊和成像装置
公开(公告)号：US06343199B1
公开(公告)日：2002-01-29
申请号：US09691169
申请日：2000-10-19
申请人： Masataka Kodama
发明人： Masataka Kodama
IPC分类号： G03G1502
CPC分类号： G03G15/0233 , G03G2221/183
摘要： A charging device is formed of a member to be charged, a charging member disposed so as to form a nip with the member to be charged, and electroconductive particles disposed so as to be present at the nip between the photosensitive member and the member to be charged. A uniform direct injection charging performance is realized by providing the charging member with a fine network-textured surface having concave cells giving a total cell edge perimeter per unit area of 15 mm/mm2 to 60 mm/mm2.
摘要翻译：充电装置由要充电的构件形成，充电构件设置成与待充电构件形成压区，并且设置成存在于感光构件和构件之间的辊隙处的导电颗粒为带电。通过为充电构件提供具有凹形单元的细网络纹理表面，使单位面积的总单元边缘周长为15mm / mm 2至60mm / mm 2，实现均匀的直接注入充电性能。

你已经成功收藏专利！

检索式保存成功!

IPRDB

热门服务

关于我们

友情链接

联系方式