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1.发明授权公开(公告)号：US09372418B2
公开(公告)日：2016-06-21
申请号：US14418861
申请日：2013-08-29
发明人： Kazuhisa Shida , Atsushi Fujii , Haruyuki Tsuji , Nobuhiro Nakamura , Hideaki Matsuoka , Hiroyuki Tomono
摘要： An electrophotographic photosensitive member in which a leak hardly occurs, and a process cartridge and electrophotographic apparatus having the same are provided. The conductive layer in the electrophotographic photosensitive member includes a binder material, a first metal oxide particle, and a second metal oxide particle. The first metal oxide particle is a titanium oxide particle coated with tin oxide doped with phosphorus, tungsten, niobium, tantalum, or fluorine, and the second metal oxide particle is an uncoated titanium oxide particle. The contents of the first and second metal oxide particles in the conductive layer is 20 to 50 vol. % and 1.0 to 15 vol. %, respectively based on the total volume of the conductive layer. The content of the second metal oxide particle in the conductive layer is 5.0 to 30% by volume based on the content of the first metal oxide particle in the conductive layer.
摘要翻译： 其中几乎不发生泄漏的电子照相感光构件，并且提供具有该电子照相感光构件的处理盒和电子照相设备。 电子照相感光构件中的导电层包括粘合剂材料，第一金属氧化物颗粒和第二金属氧化物颗粒。 第一金属氧化物颗粒是涂覆有掺杂有磷，钨，铌，钽或氟的氧化锡的氧化钛颗粒，第二金属氧化物颗粒是未涂覆的氧化钛颗粒。 导电层中的第一和第二金属氧化物颗粒的含量为20〜50体积％。 ％和1.0至15体积％ ％，分别基于导电层的总体积。 导电层中的第二金属氧化物粒子的含量相对于导电层中的第一金属氧化物粒子的含量为5.0〜30体积％。
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2.发明申请公开(公告)号：US20150241800A1
公开(公告)日：2015-08-27
申请号：US14629251
申请日：2015-02-23
发明人： Hiroyuki Tomono , Haruyuki Tsuji , Atsushi Fujii , Kazuhisa Shida , Nobuhiro Nakamura , Hideaki Matsuoka , Takashi Anezaki
IPC分类号： G03G15/00
摘要： A conductive layer of an electrophotographic photosensitive member contains a first metal oxide particle, a second metal oxide particle, and a binder material. The first metal oxide particle is a zinc oxide particle or tin oxide particle coated with tin oxide doped with phosphorus, tungsten, fluorine, niobium, or tantalum, and the second metal oxide particle is a tin oxide particle doped with an element selected from the group consisting of phosphorus, tungsten, fluorine, niobium, and tantalum, the element being the same as the element with which the tin oxide of the first metal oxide particle is doped. The conductive layer satisfies formulae (1) and (2).
摘要翻译： 电子照相感光构件的导电层含有第一金属氧化物颗粒，第二金属氧化物颗粒和粘合剂材料。 第一金属氧化物颗粒是涂覆有掺杂有磷，钨，氟，铌或钽的氧化锡的氧化锌颗粒或氧化锡颗粒，并且第二金属氧化物颗粒是掺杂有选自以下的元素的氧化锡颗粒 由磷，钨，氟，铌和钽组成，该元素与掺杂第一金属氧化物颗粒的氧化锡的元素相同。 导电层满足公式（1）和（2）。
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3.发明申请公开(公告)号：US20150205218A1
公开(公告)日：2015-07-23
申请号：US14418868
申请日：2013-08-29
发明人： Haruyuki Tsuji , Atsushi Fujii , Kazuhisa Shida , Nobuhiro Nakamura , Hideaki Matsuoka , Hiroyuki Tomono
IPC分类号： G03G15/00
摘要： Provided are an electrophotographic photosensitive member in which a residual potential hardly increases at the time of image formation, a pattern memory hardly occurs, and the crack of a conductive layer hardly occurs, and a process cartridge and an electrophotographic apparatus each including the electrophotographic photosensitive member. To this end, the conductive layer of the electrophotographic photosensitive member contains a titanium oxide particle coated with tin oxide doped with phosphorus, a tin oxide particle doped with phosphorus, and a binding material, and when a total volume of the conductive layer is represented by VT, a total volume of the titanium oxide particle coated with tin oxide doped with phosphorus in the conductive layer is represented by V1P, and a total volume of the tin oxide particle doped with phosphorus in the conductive layer is represented by V2P, the VT, the V1P, and the V2P satisfy the following expressions: 2≦{(V2P/VT)/(V1P/VT)}×100≦25 and 15≦{(V1P/VT)+(V2P/VT)}×100≦45.
摘要翻译： 提供了一种电子照相感光构件，其中在图像形成时残留电位几乎不增加，几乎不发生图案记忆，并且几乎不发生导电层的裂纹;以及处理盒和电子照相设备，每个包括电子照相感光构件 。 为此，电子照相感光构件的导电层包含涂覆有掺杂有磷的氧化锡，掺杂磷的氧化锡颗粒和粘合材料的氧化钛颗粒，并且当导电层的总体积由 VT中，导电层中涂覆有掺杂磷的氧化锡的氧化钛颗粒的总体积由V1P表示，导电层中掺杂有磷的氧化锡颗粒的总体积由V2P表示，VT， V1P和V2P满足以下表达式：2＆nlE; {（V2P / VT）/（V1P / VT）}×100＆nlE; 25和15＆nlE; {（V1P / VT）+（V2P / VT）}×100＆ 。
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4.发明授权公开(公告)号：US09599915B2
公开(公告)日：2017-03-21
申请号：US14629265
申请日：2015-02-23
发明人： Takashi Anezaki , Kazuhisa Shida , Haruyuki Tsuji , Atsushi Fujii , Nobuhiro Nakamura , Hiroyuki Tomono , Hideaki Matsuoka
摘要： A conductive layer of an electrophotographic photosensitive member includes a binder material, a first metal oxide particle, and a second metal oxide particle. The first metal oxide particle is a zinc oxide particle or tin oxide particle coated with tin oxide doped with phosphorus, tungsten, niobium, tantalum, or fluorine. The second metal oxide particle is an uncoated zinc oxide particle or tin oxide particle. The content of the first metal oxide particle is not less than 20% by volume and not more than 50% by volume based on the total volume of the conductive layer. The content of the second metal oxide particle is not less than 0.1% by volume and not more than 15% by volume based on the total volume of the conductive layer, and not less than 0.5% by volume and not more than 30% by volume based on the content of the first metal oxide particle.
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公开(公告)号：US09372417B2
公开(公告)日：2016-06-21
申请号：US14396350
申请日：2013-06-17
CPC分类号： G03G5/08 , G03G5/0525 , G03G5/104 , G03G5/144
摘要： A method for producing an electrophotographic photosensitive member in which leakage hardly occurs is provided. For this, in the method for producing an electrophotographic photosensitive member according to the present invention, a coating liquid for a conductive layer is prepared using a solvent, a binder material, and a metallic oxide particle having a water content of not less than 1.0% by mass and not more than 2.0% by mass; using the coating liquid for a conductive layer, a conductive layer having a volume resistivity of not less than 1.0×108 Ω·cm and not more than 5.0×1012 Ω·cm is formed; the mass ratio (P/B) of the metallic oxide particle (P) to the binder material (B) in the coating liquid for a conductive layer is not less than 1.5/1.0 and not more than 3.5/1.0; and the metallic oxide particle is selected from the group consisting of a titanium oxide particle coated with tin oxide doped with phosphorus, a titanium oxide particle coated with tin oxide doped with tungsten, and a titanium oxide particle coated with tin oxide doped with fluorine.
摘要翻译： 提供了几乎不发生泄漏的电子照相感光构件的制造方法。 为此，在本发明的电子照相感光体的制造方法中，使用溶剂，粘合剂材料和含水率为1.0％以上的金属氧化物粒子制备导电层用涂布液， 以质量％计不超过2.0质量％ 使用涂布液作为导电层，形成体积电阻率不小于1.0×10 8Ω·cm·cm且不大于5.0×10 12Ω·cm·cm的导电层; 导电层用涂布液中的金属氧化物粒子（P）与粘合剂材料（B）的质量比（P / B）为1.5 / 1.0以上且3.5 / 1.0以下; 金属氧化物粒子选自由掺杂有磷的氧化锡涂覆的氧化钛粒子，涂覆有掺杂钨的氧化锡的二氧化钛粒子，以及掺杂有氟的氧化锡涂覆的氧化钛粒子。
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公开(公告)号：US20150086921A1
公开(公告)日：2015-03-26
申请号：US14396350
申请日：2013-06-17
IPC分类号： G03G5/08
CPC分类号： G03G5/08 , G03G5/0525 , G03G5/104 , G03G5/144
摘要： A method for producing an electrophotographic photosensitive member in which leakage hardly occurs is provided. For this, in the method for producing an electrophotographic photosensitive member according to the present invention, a coating liquid for a conductive layer is prepared using a solvent, a binder material, and a metallic oxide particle having a water content of not less than 1.0% by mass and not more than 2.0% by mass; using the coating liquid for a conductive layer, a conductive layer having a volume resistivity of not less than 1.0×108 Ω·cm and not more than 5.0×1012 Ω·cm is formed; the mass ratio (P/B) of the metallic oxide particle (P) to the binder material (B) in the coating liquid for a conductive layer is not less than 1.5/1.0 and not more than 3.5/1.0; and the metallic oxide particle is selected from the group consisting of a titanium oxide particle coated with tin oxide doped with phosphorus, a titanium oxide particle coated with tin oxide doped with tungsten, and a titanium oxide particle coated with tin oxide doped with fluorine.
摘要翻译： 提供了几乎不发生泄漏的电子照相感光构件的制造方法。 为此，在本发明的电子照相感光体的制造方法中，使用溶剂，粘合剂材料和含水率为1.0％以上的金属氧化物粒子制备导电层用涂布液， 以质量％计不超过2.0质量％ 使用涂布液作为导电层，形成体积电阻率不小于1.0×10 8Ω·cm·cm且不大于5.0×10 12Ω·cm·cm的导电层; 导电层用涂布液中的金属氧化物粒子（P）与粘合剂材料（B）的质量比（P / B）为1.5 / 1.0以上且3.5 / 1.0以下; 金属氧化物粒子选自由掺杂有磷的氧化锡涂覆的氧化钛粒子，涂覆有掺杂钨的氧化锡的二氧化钛粒子，以及掺杂有氟的氧化锡涂覆的氧化钛粒子。
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7.发明授权公开(公告)号：US09372419B2
公开(公告)日：2016-06-21
申请号：US14418868
申请日：2013-08-29
发明人： Haruyuki Tsuji , Atsushi Fujii , Kazuhisa Shida , Nobuhiro Nakamura , Hideaki Matsuoka , Hiroyuki Tomono
摘要： Provided are an electrophotographic photosensitive member in which a residual potential hardly increases at the time of image formation, a pattern memory hardly occurs, and the crack of a conductive layer hardly occurs, and a process cartridge and an electrophotographic apparatus each including the electrophotographic photosensitive member. To this end, the conductive layer of the electrophotographic photosensitive member contains a titanium oxide particle coated with tin oxide doped with phosphorus, a tin oxide particle doped with phosphorus, and a binding material, and when a total volume of the conductive layer is represented by VT, a total volume of the titanium oxide particle coated with tin oxide doped with phosphorus in the conductive layer is represented by V1P, and a total volume of the tin oxide particle doped with phosphorus in the conductive layer is represented by V2P, the VT, the V1P, and the V2P satisfy the following expressions: 2≦{(V2P/VT)/(V1P/VT)}×100≦25 and 15≦{(V1P/VT)+(V2P/VT)}×100≦45.
摘要翻译： 提供了一种电子照相感光构件，其中在图像形成时残留电位几乎不增加，几乎不发生图案记忆，并且几乎不发生导电层的裂纹;以及处理盒和电子照相设备，每个包括电子照相感光构件 。 为此，电子照相感光构件的导电层包含涂覆有掺杂有磷的氧化锡，掺杂磷的氧化锡颗粒和粘合材料的氧化钛颗粒，并且当导电层的总体积由 VT中，导电层中涂覆有掺杂磷的氧化锡的氧化钛颗粒的总体积由V1P表示，导电层中掺杂有磷的氧化锡颗粒的总体积由V2P表示，VT， V1P和V2P满足以下表达式：2＆nlE; {（V2P / VT）/（V1P / VT）}×100＆nlE; 25和15＆nlE; {（V1P / VT）+（V2P / VT）}×100＆ 。
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8.发明授权公开(公告)号：US10073362B2
公开(公告)日：2018-09-11
申请号：US14095955
申请日：2013-12-03
摘要： An electrophotographic photosensitive member that can not easily cause charging lines even where it is an electrophotographic photosensitive member employing as a conductive layer a layer containing metal oxide particles is disclosed. Also disclosed are a process cartridge and an electrophotographic apparatus which have such an electrophotographic photosensitive member. The electrophotographic photosensitive member has a conductive layer which contains titanium oxide particles coated with tin oxide doped with phosphorus or tungsten.
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9.发明授权公开(公告)号：US09470989B2
公开(公告)日：2016-10-18
申请号：US14629251
申请日：2015-02-23
发明人： Hiroyuki Tomono , Haruyuki Tsuji , Atsushi Fujii , Kazuhisa Shida , Nobuhiro Nakamura , Hideaki Matsuoka , Takashi Anezaki
摘要： A conductive layer of an electrophotographic photosensitive member contains a first metal oxide particle, a second metal oxide particle, and a binder material. The first metal oxide particle is a zinc oxide particle or tin oxide particle coated with tin oxide doped with phosphorus, tungsten, fluorine, niobium, or tantalum, and the second metal oxide particle is a tin oxide particle doped with an element selected from the group consisting of phosphorus, tungsten, fluorine, niobium, and tantalum, the element being the same as the element with which the tin oxide of the first metal oxide particle is doped. The conductive layer satisfies formulae (1) and (2) 2≦{(V2/VT)/(V1/VT)}×100≦25 formulae (1): 15≦{(V1/VT)+(V2/VT)}×100≦45 formulae (2).
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10.发明申请公开(公告)号：US20150241801A1
公开(公告)日：2015-08-27
申请号：US14629265
申请日：2015-02-23
发明人： Takashi Anezaki , Kazuhisa Shida , Haruyuki Tsuji , Atsushi Fujii , Nobuhiro Nakamura , Hiroyuki Tomono , Hideaki Matsuoka
IPC分类号： G03G15/00
摘要： A conductive layer of an electrophotographic photosensitive member includes a binder material, a first metal oxide particle, and a second metal oxide particle. The first metal oxide particle is a zinc oxide particle or tin oxide particle coated with tin oxide doped with phosphorus, tungsten, niobium, tantalum, or fluorine. The second metal oxide particle is an uncoated zinc oxide particle or tin oxide particle. The content of the first metal oxide particle is not less than 20% by volume and not more than 50% by volume based on the total volume of the conductive layer. The content of the second metal oxide particle is not less than 0.1% by volume and not more than 15% by volume based on the total volume of the conductive layer, and not less than 0.5% by volume and not more than 30% by volume based on the content of the first metal oxide particle.
摘要翻译： 电子照相感光构件的导电层包括粘合剂材料，第一金属氧化物颗粒和第二金属氧化物颗粒。 第一金属氧化物颗粒是涂覆有掺杂有磷，钨，铌，钽或氟的氧化锡的氧化锌颗粒或氧化锡颗粒。 第二金属氧化物颗粒是未涂覆的氧化锌颗粒或氧化锡颗粒。 第一金属氧化物颗粒的含量相对于导电层的总体积为20体积％以上且50体积％以下。 第二金属氧化物粒子的含量相对于导体层的总体积为体积的0.1体积％以上且15体积％以下，不小于体积百分比为0.5体积％且不超过30体积％ 基于第一金属氧化物颗粒的含量。
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