公开(公告)号：US10466604B2

公开(公告)日：2019-11-05

申请号：US16025351

申请日：2018-07-02

申请人： Tetsuya Toshine ,  Mitsuaki Hirose ,  Tomoharu Asano

发明人： Tetsuya Toshine ,  Mitsuaki Hirose ,  Tomoharu Asano

IPC分类号： G03G5/14

摘要： Provided is an electrophotographic photoconductor including: a conductive support; an undercoat layer; and a photoconductive layer, wherein the undercoat layer and the photoconductive layer are provided over the conductive support in the order of reciting, wherein the undercoat layer contains at least metal oxide particles, a binder, and a salicylic acid derivative such as 4-methylsalicylic acid, wherein the metal oxide particles have a volume resistivity of 1×105 Ω·cm or higher but 1×108 Ω·cm or lower, wherein the undercoat layer has a volume resistivity of 0.001×106 Ω·cm or higher but 0.02×106 Ω·cm or lower, and wherein the undercoat layer has a thickness of 2 micrometers or greater but 20 micrometers or less.

公开(公告)号：US20190011845A1

公开(公告)日：2019-01-10

申请号：US16025351

申请日：2018-07-02

申请人： Tetsuya TOSHINE ,  Mitsuaki Hirose ,  Tomoharu Asano

发明人： Tetsuya TOSHINE ,  Mitsuaki Hirose ,  Tomoharu Asano

IPC分类号： G03G5/05 ,  G03G5/047 ,  G03G5/043 ,  G03G5/147

摘要： Provided is an electrophotographic photoconductor including: a conductive support; an undercoat layer; and a photoconductive layer, wherein the undercoat layer and the photoconductive layer are provided over the conductive support in the order of reciting, wherein the undercoat layer contains at least metal oxide particles, a binder, and a salicylic acid derivative such as 4-methylsalicylic acid, wherein the metal oxide particles have a volume resistivity of 1×105 Ω·cm or higher but 1×108 Ω·cm or lower, wherein the undercoat layer has a volume resistivity of 0.001×106 Ω·cm or higher but 0.02×106 Ω·cm or lower, and wherein the undercoat layer has a thickness of 2 micrometers or greater but 20 micrometers or less.

公开(公告)号：US08652717B2

公开(公告)日：2014-02-18

申请号：US13329525

申请日：2011-12-19

申请人： Keisuke Shimoyama ,  Hiroshi Ikuno ,  Tetsuya Toshine ,  Tomoharu Asano ,  Yasuhito Kuboshima ,  Yuuji Tanaka

发明人： Keisuke Shimoyama ,  Hiroshi Ikuno ,  Tetsuya Toshine ,  Tomoharu Asano ,  Yasuhito Kuboshima ,  Yuuji Tanaka

IPC分类号： G03G15/04

CPC分类号： G03G5/0614 ,  G03G5/0592 ,  G03G5/071 ,  G03G5/14704 ,  G03G5/14791 ,  G03G5/14795

摘要： An image bearing member having an electroconductive substrate, a photosensitive layer overlying the electroconductive layer, and a cross-linked surface layer overlying the photosensitive layer, which contains a cross-linked polymer and a first compound consisting essentially of a nitrogen atom and a phenyl group, biphenyl group, and condensed polycyclic hydrocarbon group, or a second compound consisting essentially of a nitrogen atom and hydrogen atoms, halogen atoms, alkyl groups, alkoxy groups, or aryl groups, substituted or non-substituted alkyl groups, substituted or non-substituted alkoxy groups, substituted or non-substituted aralkyl groups, substituted or non-substituted aryl group, substituted or non-substituted alkylene groups, cyano groups, nitro groups, or —OCO═CH2R16, in which R16 represents a hydrogen atom, a substituted or non-substituted alkyl group, a substituted or non-substituted alkoxy group, or a substituted or non-substituted aryl group.

摘要翻译： 具有导电性基体的图像承载部件，覆盖导电层的感光层和覆盖感光层的交联表面层，其含有交联聚合物和基本上由氮原子和苯基组成的第一化合物 ，联苯基和稠合多环烃基，或基本上由氮原子和氢原子组成的第二化合物，卤素原子，烷基，烷氧基或芳基，取代或未取代的烷基，取代或未取代的 烷氧基，取代或未取代的芳烷基，取代或未取代的芳基，取代或未取代的亚烷基，氰基，硝基或-OCO = CH2R16，其中R16表示氢原子，取代或未取代的芳基 未取代的烷基，取代或未取代的烷氧基，或取代或未取代的芳基。

公开(公告)号：US20120163860A1

公开(公告)日：2012-06-28

申请号：US13329525

申请日：2011-12-19

申请人： Keisuke Shimoyama ,  Hiroshi Ikuno ,  Tetsuya Toshine ,  Tomoharu Asano ,  Yasuhito Kuboshima ,  Yuuji Tanaka

发明人： Keisuke Shimoyama ,  Hiroshi Ikuno ,  Tetsuya Toshine ,  Tomoharu Asano ,  Yasuhito Kuboshima ,  Yuuji Tanaka

IPC分类号： G03G21/16 ,  G03G15/00 ,  G03G5/04 ,  G03G13/00

CPC分类号： G03G5/0614 ,  G03G5/0592 ,  G03G5/071 ,  G03G5/14704 ,  G03G5/14791 ,  G03G5/14795

摘要： An image bearing member having an electroconductive substrate, a photosensitive layer overlying the electroconductive layer, and a cross-linked surface layer overlying the photosensitive layer, which contains a cross-linked polymer and a first compound consisting essentially of a nitrogen atom and a phenyl group, biphenyl group, and condensed polycyclic hydrocarbon group, or a second compound consisting essentially of a nitrogen atom and hydrogen atoms, halogen atoms, alkyl groups, alkoxy groups, or aryl groups, substituted or non-substituted alkyl groups, substituted or non-substituted alkoxy groups, substituted or non-substituted aralkyl groups, substituted or non-substituted aryl group, substituted or non-substituted alkylene groups, cyano groups, nitro groups, or —OCO═CH2R16, in which R16 represents a hydrogen atom, a substituted or non-substituted alkyl group, a substituted or non-substituted alkoxy group, or a substituted or non-substituted aryl group.

摘要翻译： 具有导电性基体的图像承载部件，覆盖导电层的感光层和覆盖感光层的交联表面层，其含有交联聚合物和基本上由氮原子和苯基组成的第一化合物 ，联苯基和稠合多环烃基，或基本上由氮原子和氢原子组成的第二化合物，卤素原子，烷基，烷氧基或芳基，取代或未取代的烷基，取代或未取代的 烷氧基，取代或未取代的芳烷基，取代或未取代的芳基，取代或未取代的亚烷基，氰基，硝基或-OCO = CH 2 R 16，其中R 16表示氢原子，取代或未取代的芳基， 未取代的烷基，取代或未取代的烷氧基，或取代或未取代的芳基。

公开(公告)号：US20130330104A1

公开(公告)日：2013-12-12

申请号：US13906601

申请日：2013-05-31

申请人： Keisuke Shimoyama ,  Akihiro Sugino ,  Mitsuaki Hirose ,  Tomoharu Asano ,  Noboru Toriu ,  Hideo Nakamori

发明人： Keisuke Shimoyama ,  Akihiro Sugino ,  Mitsuaki Hirose ,  Tomoharu Asano ,  Noboru Toriu ,  Hideo Nakamori

IPC分类号： G03G5/047

CPC分类号： G03G5/047 ,  G03G5/0521 ,  G03G5/0614

摘要： A photoreceptor includes an electroconductive substrate, and a laminate structure formed of at least a charge generating layer and a charge transport layer and provided overlying the electroconductive substrate, wherein the charge transport layer contains a charge transport material, a compound represented by the following formula 1 and a compound represented by the following formula 2: in the formula 1, R1 and R2 each independently represent substituted or non-substituted alkyl groups or aromatic hydrocarbon groups and one of R1 and R2 represents a substituted or non-substituted aromatic hydrocarbon group, R1 and R2 bonded to the same nitrogen atom may be bonded together to form a substituted or non-substituted nitrogen-containing heterocyclic group, and Ar represents a substituted or non-substituted hydrocarbon group; in the formula 2, R3 and R4 each independently represent substituted or non-substituted alkyl groups or aromatic hydrocarbon groups.

摘要翻译： 感光体包括导电性基材和至少由电荷产生层和电荷输送层形成并且设置在导电性基体上的叠层结构体，其中电荷输送层含有电荷输送材料，由下式1表示的化合物 和由下式2表示的化合物：在式1中，R 1和R 2各自独立地表示取代或未取代的烷基或芳族烃基，R 1和R 2中的一个表示取代或未取代的芳族烃基，R 1 并且与相同氮原子键合的R 2可以结合在一起形成取代或未取代的含氮杂环基，Ar表示取代或未取代的烃基; 在式2中，R 3和R 4各自独立地表示取代或未取代的烷基或芳族烃基。

公开(公告)号：US20130251401A1

公开(公告)日：2013-09-26

申请号：US13765090

申请日：2013-02-12

申请人： Tomoharu Asano ,  Hideo Nakamori ,  Akihiro Sugino ,  Noboru Toriu ,  Keisuke Shimoyama ,  Mitsuaki Hirose ,  Yohta Sakon ,  Masahiro Ohmori

发明人： Tomoharu Asano ,  Hideo Nakamori ,  Akihiro Sugino ,  Noboru Toriu ,  Keisuke Shimoyama ,  Mitsuaki Hirose ,  Yohta Sakon ,  Masahiro Ohmori

IPC分类号： G03G21/18

CPC分类号： G03G21/1814 ,  G03G5/14734 ,  G03G5/14791 ,  G03G5/14795 ,  G03G2215/00957 ,  G03G2221/183

摘要： An image forming apparatus, including a photoreceptor; a charger; an irradiator; an image developer; a transferer; a fixer; and a cleaning blade formed of a strip-shaped elastic blade, removing a powder from the surface of the photoreceptor passing an edge line of the blade while contacting thereto, wherein the photoreceptor includes a crosslinked resin surface layer formed of at least one of an acrylic resin and a methacrylic resin, and the cleaning blade includes a contact point with the photoreceptor, including a substrate; a mixed layer formed of at least one of an acrylic resin and a methacrylic resin, located at the surface of the substrate; and a surface layer formed of at least one of an acrylic resin and a methacrylic resin, located on the surface of the substrate.

摘要翻译： 一种图像形成装置，包括感光体; 充电器 辐照器 图像开发人员 转让人 固定器 以及由条状弹性刮板形成的清洁刮板，从与通过刀片的边缘线的感光体的表面除去粉末同时接触粉末，其中感光体包括由丙烯酸类中的至少一种形成的交联树脂表面层 树脂和甲基丙烯酸树脂，并且清洁刮板包括与感光体的接触点，包括基底; 由位于所述基板的表面的丙烯酸树脂和甲基丙烯酸系树脂中的至少一种形成的混合层; 以及由位于基板表面上的丙烯酸树脂和甲基丙烯酸系树脂中的至少一种形成的表层。

公开(公告)号：US08647798B2

公开(公告)日：2014-02-11

申请号：US13556577

申请日：2012-07-24

申请人： Tomoharu Asano ,  Hiroshi Ikuno ,  Akihiro Sugino ,  Hideo Nakamori ,  Mitsuaki Hirose

发明人： Tomoharu Asano ,  Hiroshi Ikuno ,  Akihiro Sugino ,  Hideo Nakamori ,  Mitsuaki Hirose

IPC分类号： G03G5/07

CPC分类号： G03G15/75 ,  G03G5/0614 ,  G03G5/071 ,  G03G5/14734 ,  G03G5/14786 ,  G03G5/14791 ,  G03G5/14795

摘要： A photoreceptor including an electroconductive substrate; a photosensitive layer on the electroconductive substrate; and a protection layer on the photosensitive layer, wherein the protection layer includes a radical polymerizable compound having three or more radical polymerizable groups without a charge transportable group, a monofunctional radical polymerizable compound having a specific charge transportable group and a non-radical polymerizable compound having a specific charge transportable group.

摘要翻译： 包含导电基片的感光体; 在导电基底上的感光层; 以及感光层上的保护层，其中保护层包括具有三个或更多个自由基聚合基团而不具有电荷输送性基团的自由基聚合性化合物，具有特定电荷输送性基团的单官能团自由基聚合性化合物和具有 一个具体的电费可运输组。

公开(公告)号：US20130059242A1

公开(公告)日：2013-03-07

申请号：US13556577

申请日：2012-07-24

申请人： Tomoharu Asano ,  Hiroshi Ikuno ,  Akihiro Sugino ,  Hideo Nakamori ,  Mitsuaki Hirose

发明人： Tomoharu Asano ,  Hiroshi Ikuno ,  Akihiro Sugino ,  Hideo Nakamori ,  Mitsuaki Hirose

IPC分类号： G03G15/00 ,  G03G21/18

CPC分类号： G03G15/75 ,  G03G5/0614 ,  G03G5/071 ,  G03G5/14734 ,  G03G5/14786 ,  G03G5/14791 ,  G03G5/14795

摘要： A photoreceptor including an electroconductive substrate; a photosensitive layer on the electroconductive substrate; and a protection layer on the photosensitive layer, wherein the protection layer includes a radical polymerizable compound having three or more radical polymerizable groups without a charge transportable group, a monofunctional radical polymerizable compound having a specific charge transportable group and a non-radical polymerizable compound having a specific charge transportable group.

摘要翻译： 包含导电基片的感光体; 在导电基底上的感光层; 以及感光层上的保护层，其中保护层包括具有三个或更多个自由基聚合基团而不具有电荷输送性基团的自由基聚合性化合物，具有特定电荷输送性基团的单官能团自由基聚合性化合物和具有 一个具体的电费可运输组。

公开(公告)号：US20130022902A1

公开(公告)日：2013-01-24

申请号：US13548559

申请日：2012-07-13

申请人： Keisuke Shimoyama ,  Hideo Nakamori ,  Noboru Toriu ,  Mitsuaki Hirose ,  Tomoharu Asano

发明人： Keisuke Shimoyama ,  Hideo Nakamori ,  Noboru Toriu ,  Mitsuaki Hirose ,  Tomoharu Asano

IPC分类号： G03G5/047 ,  G03G21/16 ,  G03G13/06 ,  G03G15/00

CPC分类号： G03G5/0631 ,  G03G5/0614 ,  G03G5/071 ,  G03G5/14704 ,  G03G5/14717 ,  G03G5/14791

摘要： An electrophotographic photoreceptor including an electroconductive substrate; a charge generation layer located overlying the electroconductive substrate; a charge transport layer located overlying the charge generation layer; and an outermost layer located overlying the charge transport layer. The charge transport layer includes a positive hole transport material having the following formula (1): wherein each of R1 to R26 independently represents a hydrogen atom, an alkyl group having 1 to 4 carbon atoms, or an alkoxyl group having 1 to 4 carbon atoms, and a compound having the following formula (2): wherein each of R27 and R28 independently represents a substituted or unsubstituted alkyl group, or a substituted or unsubstituted aryl group.

摘要翻译： 包含导电基片的电子照相感光体; 位于导电基板上方的电荷产生层; 位于电荷产生层上方的电荷传输层; 以及位于电荷输送层上方的最外层。 电荷传输层包括具有下式（1）的空穴传输材料：其中R 1至R 26各自独立地表示氢原子，具有1至4个碳原子的烷基或具有1至4个碳原子的烷氧基 和具有下式（2）的化合物：其中R 27和R 28各自独立地表示取代或未取代的烷基或取代或未取代的芳基。

公开(公告)号：US20110286777A1

公开(公告)日：2011-11-24

申请号：US13107248

申请日：2011-05-13

申请人： Akihiro SUGINO ,  Takaaki Ikegami ,  Keisuke Shimoyama ,  Tomoharu Asano ,  Hiroshi Ikuno ,  Mitsuaki Hirose

发明人： Akihiro SUGINO ,  Takaaki Ikegami ,  Keisuke Shimoyama ,  Tomoharu Asano ,  Hiroshi Ikuno ,  Mitsuaki Hirose

IPC分类号： G03G21/00 ,  G03G21/18 ,  C10L1/18

CPC分类号： G03G21/0011 ,  C10M169/04 ,  C10M2207/126 ,  C10M2215/064 ,  C10M2215/18 ,  C10M2215/221 ,  C10M2215/223 ,  C10N2210/01 ,  C10N2210/02 ,  C10N2210/03 ,  C10N2240/06 ,  G03G21/0094 ,  G03G2221/0084

摘要： A lubricant for use in an image forming apparatus, which contains a lubricant material and at least one of diamine compounds represented by chemical structure 1, 2, and 3, where R1 and R2 independently represent an alkyl group optionally having a substitution group and an aromatic hydrocarbon group optionally having a substitution group, one of R1 and R2 is an aromatic hydrocarbon group optionally having a substitution group, R1 and R2 optionally share bond connectivity to form a heterocyclic ring containing a nitrogen atom, and Ar represents an aromatic hydrocarbon group optionally having a substitution group, where R3 and R4 independently represent an alkyl group having one to four carbon atoms optionally substituted by an aromatic hydrocarbon group, R3 and R4 optionally share bond connectivity to form a heterocyclic ring containing a nitrogen atom, Ar1 and Ar2 independently represent a substituted or a non-substituted aromatic ring group, l and m each, independently, represent an integer of from 0 to 3 except that both l and m are zero at the same time, and n represents 1 or 2.

摘要翻译： 一种用于图像形成装置的润滑剂，其包含润滑剂材料和由化学结构1,2和3表示的二胺化合物中的至少一种，其中R 1和R 2独立地表示任选具有取代基的烷基和芳族 任选具有取代基的烃基，R 1和R 2之一是任选具有取代基的芳族烃基，R 1和R 2任选地共享键连接性以形成含有氮原子的杂环，Ar表示任选具有 取代基，其中R 3和R 4独立地表示任选被芳族烃基取代的具有1至4个碳原子的烷基，R 3和R 4任选地共享键连接性以形成含有氮原子的杂环，Ar 1和Ar 2独立地表示 取代或未取代的芳环基团，l和m各自独立地表示 从0到3，除了l和m都同时为零，并且n表示1或2。