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1. 发明授权

US10845738B2 Image forming method, image forming apparatus, and process cartridge 有权
公开(公告)号：US10845738B2
公开(公告)日：2020-11-24
申请号：US16510648
申请日：2019-07-12
申请人： Hidetoshi Kami , Akihiro Sugino , Keisuke Shimoyama , Ryohta Takahashi
发明人： Hidetoshi Kami , Akihiro Sugino , Keisuke Shimoyama , Ryohta Takahashi
IPC分类号： G03G15/16 , G03G15/01 , G03B21/28 , H04N5/74 , G03G5/047 , G03G5/07 , G03G5/05 , G03G5/06
CPC分类号： G03G15/162 , G03B21/28 , G03G5/047 , G03G5/0503 , G03G5/056 , G03G5/0546 , G03G5/0592 , G03G5/0596 , G03G5/0664 , G03G5/075 , G03G15/0194 , G03G15/161 , H04N5/74 , G03G2215/00962 , G03G2215/1652 , G03G2215/1661 , G03G2221/183
摘要： An image forming method includes forming an image with a toner using a photoconductor in which an intermediate layer and a photosensitive layer including a charge generating layer and a charge transport layer are formed overlying an electroconductive substrate, wherein the ionization potential of the surface of the photoconductor and the ionization potential of the surface of the toner satisfy the following relations 1 and 2,

|Ip (the surface of the photoconductor)−Ip (the surface of the toner)|≤5.53 (eV) Relation 1

5.45 (eV)≤Ip (the surface of the photoconductor)≤5.53 (eV) Relation 2

where Ip (the surface of the photoconductor) represents the ionization potential of the surface of the photoconductor and Ip (the surface of the toner) represents the ionization potential of the surface of the toner.

2. 发明授权

US10416594B2 Image forming method, image forming apparatus, and process cartridge 有权
公开(公告)号：US10416594B2
公开(公告)日：2019-09-17
申请号：US15703805
申请日：2017-09-13
申请人： Hidetoshi Kami , Akihiro Sugino , Keisuke Shimoyama , Ryohta Takahashi
发明人： Hidetoshi Kami , Akihiro Sugino , Keisuke Shimoyama , Ryohta Takahashi
IPC分类号： G03G15/16 , G03G15/01 , G03B21/28 , H04N5/74 , G03G5/047 , G03G5/07 , G03G5/05 , G03G5/06
摘要： An image forming method includes forming an image with a toner using a photoconductor in which an intermediate layer and a photosensitive layer including a charge generating layer and a charge transport layer are formed overlying an electroconductive substrate, wherein the ionization potential of the surface of the photoconductor and the ionization potential of the surface of the toner satisfy the following relations 1 and 2, |Ip (the surface of the photoconductor)−Ip (the surface of the toner)|≤0.18 (eV) Relation 1 5.45 (eV)≤Ip (the surface of the photoconductor)≤5.53 (eV) Relation 2 where Ip (the surface of the photoconductor) represents the ionization potential of the surface of the photoconductor and Ip (the surface of the toner) represents the ionization potential of the surface of the toner.

3. 发明授权

US10114302B2 Photoconductor, image forming apparatus, and process cartridge 有权
公开(公告)号：US10114302B2
公开(公告)日：2018-10-30
申请号：US15590047
申请日：2017-05-09
申请人： Ryohta Takahashi , Akihiro Sugino , Eiji Kurimoto , Hidetoshi Kami , Keisuke Shimoyama , Tetsuro Suzuki , Tomoharu Asano , Toshihiro Ishida
发明人： Ryohta Takahashi , Akihiro Sugino , Eiji Kurimoto , Hidetoshi Kami , Keisuke Shimoyama , Tetsuro Suzuki , Tomoharu Asano , Toshihiro Ishida
IPC分类号： G03G5/00 , G03G5/05 , G03G5/147 , G03G15/01 , G03G15/20
摘要： A photoconductor is provided. The photoconductor includes a support, an undercoat layer overlying the support, and a photosensitive layer overlying the undercoat layer. The undercoat layer includes a binder resin and a zinc oxide particle. The photosensitive layer includes a compound represented by the following formula (1): where each of R1 and R2 independently represents an alkyl group or an aromatic hydrocarbon group.

4. 发明授权

US09740116B2 Photoconductor, and image forming method and image forming apparatus using the photoconductor 有权
公开(公告)号：US09740116B2
公开(公告)日：2017-08-22
申请号：US15055024
申请日：2016-02-26
申请人： Nobutaka Eguchi , Akihiro Sugino , Hidetoshi Kami , Keisuke Shimoyama , Kazuhiro Egawa
发明人： Nobutaka Eguchi , Akihiro Sugino , Hidetoshi Kami , Keisuke Shimoyama , Kazuhiro Egawa
IPC分类号： G03G5/00 , G03G5/05 , G03G5/14 , G03G15/05 , G03G15/04 , G03G15/08 , G03G15/16 , G03G15/20
CPC分类号： G03G5/0507 , G03G5/144 , G03G15/04 , G03G15/05 , G03G15/08 , G03G15/16 , G03G15/20
摘要： A photoconductor includes an electroconductive substrate; an intermediate layer overlying the electroconductive substrate; and a photosensitive layer overlying the intermediate layer. The intermediate layer includes a metal oxide particle and a binder resin, and satisfies the following relations (1) and (2): Smr=Scut/Sk (1) 0.4≦Smr≦0.6 (2) where Smr represents an areal ratio of concave parts; Sk represents a reference area; and a Scut represents a cross-sectional area obtained by cutting a three-dimensional curved surface obtained from the reference area with an average height surface, the average height surface being a surface constituted of averaged height of all measured height data.

5. 发明授权

US08232031B2 Naphthalenetetracarboxylic acid diimide derivative and electrophotographic photoconductor having the same 有权
标题翻译：萘四羧酸二酰亚胺衍生物和具有该衍生物的电子照相感光体
公开(公告)号：US08232031B2
公开(公告)日：2012-07-31
申请号：US12205143
申请日：2008-09-05
申请人： Masafumi Ohta , Tomoyuki Shimada , Yuuji Tanaka , Eiji Kurimoto , Keisuke Shimoyama
发明人： Masafumi Ohta , Tomoyuki Shimada , Yuuji Tanaka , Eiji Kurimoto , Keisuke Shimoyama
IPC分类号： G03G5/047
CPC分类号： C07D471/06 , G03G5/0517 , G03G5/0521 , G03G5/0614 , G03G5/0651
摘要： The present invention provides a naphthalenetetracarboxylic acid diimide derivative represented by the following general formula (1): wherein R1 and R2, which are identical or different, each represent a substituted or non-substituted alkyl group or a substituted or non-substituted aromatic hydrocarbon group; R3 represents an alkyl group having 1 to 8 carbon atoms or an aromatic hydrocarbon group; R4, R5, R6 and R7, which are identical or different, each represent a hydrogen atom, a substituted or non-substituted alkyl group, or a substituted or non-substituted aromatic hydrocarbon group; and R1 and R2 may be linked to form a substituted or non-substituted heterocyclic group including a nitrogen atom; with compounds where all of R1, R2 and R3 are a methyl group, and compounds where both of R1 and R2 are a methyl group and R3 is a 1-octyl group being excluded.
摘要翻译：本发明提供由以下通式（1）表示的萘四甲酸二酰亚胺衍生物：其中相同或不同的R 1和R 2各自表示取代或未取代的烷基或取代或未取代的芳族烃基 ; R3表示碳原子数1〜8的烷基或芳香族烃基; R 4，R 5，R 6和R 7相同或不同，各自表示氢原子，取代或未取代的烷基或取代或未取代的芳族烃基; R 1和R 2可以连接形成包含氮原子的取代或未取代的杂环基; 与R1，R2和R3全部为甲基的化合物，R1和R2均为甲基，R3为1-辛基的化合物除外。

6. 发明申请

US20090136260A1 ELECTROPHOTOGRAPHIC PHOTOCONDUCTOR AND ELECTROPHOTOGRAPHIC APPARATUS 有权
标题翻译：电子照相机和电子照相设备
公开(公告)号：US20090136260A1
公开(公告)日：2009-05-28
申请号：US12323096
申请日：2008-11-25
申请人： Takaaki IKEGAMI , Takeshi Takada , Toshihiko Koizumi , Hideki Nakamura , Hajime Suzuki , Keisuke Shimoyama , Kohsuke Yamamoto , Eiji Kurimoto
发明人： Takaaki IKEGAMI , Takeshi Takada , Toshihiko Koizumi , Hideki Nakamura , Hajime Suzuki , Keisuke Shimoyama , Kohsuke Yamamoto , Eiji Kurimoto
IPC分类号： G03G15/00
CPC分类号： G03G5/0614 , G03G5/0605 , G03G5/0668 , G03G5/0679 , G03G5/0683 , G03G15/75
摘要： An electrophotographic photoconductor including a conductive support and a photosensitive layer, wherein the photosensitive layer contains a charge generation agent, a charge transport agent and a binder resin, and wherein the charge generation agent contains an asymmetric disazo pigment represented by General Formula (I), the charge transport agent contains a triphenylamine compound represented General Formula (IX), and the mass ratio of the charge transport agent to the binder resin is 0.3 to 2.0, where R1 and R2 each represent a substituted or unsubstituted alkyl group, alkoxy group, aryl group or heterocyclic group, provided that R1 and R2 are different, where R3 to R5 each represent hydrogen, a halogen atom, an alkyl group having 1 to 6 carbon atoms, which may have a substituent, an alkoxy group having 1 to 6 carbon atoms, which may have a substituent, or a substituted or unsubstituted aryl group having 6 to 12 carbon atoms.
摘要翻译：一种电子照相感光体，包括导电性支持体和感光层，其中感光层含有电荷产生剂，电荷输送剂和粘合剂树脂，其中电荷产生剂含有由通式（I）表示的不对称双偶氮颜料，电荷输送剂含有通式（IX）所示的三苯胺化合物，电荷输送剂与粘合剂树脂的质量比为0.3〜2.0，其中，R1和R2各自表示取代或未取代的烷基，烷氧基，芳基基团或杂环基团，条件是R 1和R 2不同，其中R 3至R 5各自表示氢，卤素原子，具有1至6个碳原子的烷基，其可以具有取代基，具有1至6个碳原子的烷氧基，或可以具有取代基的取代或未取代的碳原子数为6〜12的芳基。

7. 发明申请

US20080305426A1 IMAGE FORMING METHOD AND IMAGE FORMING APPARATUS 审中-公开
标题翻译：图像形成方法和图像形成装置
公开(公告)号：US20080305426A1
公开(公告)日：2008-12-11
申请号：US12036779
申请日：2008-02-25
申请人： Eiji KURIMOTO , Keisuke SHIMOYAMA
发明人： Eiji KURIMOTO , Keisuke SHIMOYAMA
IPC分类号： G03G13/16 , G03G15/00
CPC分类号： G03G5/047 , G03G5/0564 , G03G5/0575 , G03G5/0637 , G03G5/0651 , G03G5/0696 , G03G2215/00957
摘要： An image forming apparatus having at least a photoconductor, a latent electrostatic image forming unit, a developing unit, and a transfer unit, wherein the photoconductor has at least a substrate and a single-layered photosensitive layer over the substrate, and the photosensitive layer contains at least titanylphthalocyanine having specific diffraction peaks, X-metal free phthalocyanine, an electron transporting material represented by the following General Formula (1), a binder resin and a positive-hole transporting substance, where, R1 and R2 may be the same or different from each other and each represent hydrogen atom, alkyl group, cycloalkyl group, or aralkyl group; R3 to R14 may be the same or different from each other and each represent hydrogen atom, halogen atom, cyano group, nitro group, amino group, hydroxyl group, alkyl group, cycloalkyl group, or aralkyl group; and “n” represents the number of repeating units and is an integer of 0 to 100.
摘要翻译：至少具有感光体，静电潜像形成单元，显影单元和转印单元的成像设备，其中光电导体至少在衬底上具有衬底和单层感光层，并且感光层包含至少具有特定衍射峰的钛菁酞菁，不含X金属的酞菁，由以下通式（1）表示的电子传输材料，粘合剂树脂和空穴传输物质，其中R1和R2可以相同或不同各自表示氢原子，烷基，环烷基或芳烷基; R 3〜R 14可以相同或不同，表示氢原子，卤素原子，氰基，硝基，氨基，羟基，烷基，环烷基或芳烷基。 “n”表示重复单元的数，为0〜100的整数。

8. 发明申请

US20070059618A1 Electrophotographic photoconductor, and image forming apparatus, process cartridge and image forming method using the same 失效
标题翻译：电子照相感光体和图像形成装置，处理盒和使用其的成像方法
公开(公告)号：US20070059618A1
公开(公告)日：2007-03-15
申请号：US11521493
申请日：2006-09-15
申请人： Eiji Kurimoto , Keisuke Shimoyama , Michio Kimura , Shinichi Kawamura , Takeshi Takada , Yasuyuki Yamashita , Naohiro Toda , Hideo Nakamori
发明人： Eiji Kurimoto , Keisuke Shimoyama , Michio Kimura , Shinichi Kawamura , Takeshi Takada , Yasuyuki Yamashita , Naohiro Toda , Hideo Nakamori
IPC分类号： G03G5/147 , G03G5/047
CPC分类号： G03G5/047 , G03G5/0651 , G03G5/0661
摘要： An object of the present invention is to provide an image forming apparatus containing an electrophotographic photoconductor, a charging unit, an exposing unit, a developing unit, a transfer unit and a cleaning unit, wherein the electrophotographic photoconductor contains a support and at least a photosensitive layer disposed on the support, wherein the photosensitive layer contains a charge generating material and a compound expressed by the following Structural Formula (1), and wherein, in the Structural Formula (1), “R1” and “R2” may be identical to each other or different, and represent any one of hydrogen atom, alkyl group which may be substituted, cycloalkyl group which may be substituted and aralkyl group which may be substituted. “R3”, “R4”, “R5”, “R6”, “R7”, “R8”, “R9”, “R10”, “R11”, “R12”, “R13” and “R14” may be identical to each other or different, and represent any one of hydrogen atom, halogen atom, cyano group, nitro group, amino group, hydroxyl group, alkyl group which may be substituted, cycloalkyl group which may be substituted and aralkyl group which may be substituted. “n” is a number of replication and represents an integer of 0 to 100.
摘要翻译：本发明的目的是提供一种包含电子照相感光体，充电单元，曝光单元，显影单元，转印单元和清洁单元的图像形成设备，其中电子照相感光体含有载体和至少一种感光层，其中感光层含有电荷产生材料和由以下结构式（1）表示的化合物，并且其中在结构式（1）中，“R”1“ 和“R”2“可以彼此相同或不同，并且表示氢原子，可被取代的烷基，可被取代的环烷基和可被取代的芳烷基中的任一个。 “R”3“，”R 4“，”R 5“，”R 6“，”R“ “9”，“R 8”，“R 9”，“R 10”，“R” > 11“，”R“12”，“R 13”和“R 14”可以彼此相同或不同，表示氢原子，卤素原子，氰基，硝基，氨基，羟基，可被取代的烷基，可被取代的环烷基和可被取代的芳烷基中的任何一个。 “n”是复制数，表示0〜100的整数。

9. 发明申请

US20060062595A1 Process cartridge, image forming method, and image forming apparatus 有权
标题翻译：处理盒，成像方法和图像形成装置
公开(公告)号：US20060062595A1
公开(公告)日：2006-03-23
申请号：US11224984
申请日：2005-09-14
申请人： Shinji Nousho , Hideo Nakamori , Keisuke Shimoyama
发明人： Shinji Nousho , Hideo Nakamori , Keisuke Shimoyama
IPC分类号： G03G15/00 , G03G21/00
CPC分类号： G03G15/75 , G03G5/14704 , G03G15/0105 , G03G2215/0129
摘要： An image forming apparatus having a latent electrostatic image bearing member, a metal-containing compound adhesion unit, a latent electrostatic image forming unit, a developing unit, a transferring unit, a fixing unit, and a cleaning unit, in which the rate of variability in the content of metallic atoms in the metal-containing compound adhered on the surface of the latent electrostatic image bearing member, represented by the following equation, is 10% to 70%, Rate of variability=(W2/W1)×100, in which W1 represents the content of metallic atoms in the metal-containing compound according to XPS immediately after the metal-containing compound adhered on the surface of the latent electrostatic image bearing member, and W2 represents the content of metallic atoms in the metal-containing compound adhered on the surface of the latent electrostatic image bearing member according to XPS after 100 sheets of paper are continuously printed using the image forming apparatus.
摘要翻译：具有静电潜像承载部件，含金属化合物粘合单元，静电潜像形成单元，显影单元，转印单元，定影单元和清洁单元的图像形成设备，其中变率在由下式表示的附着在静电潜像承载部件的表面上的含金属化合物中的金属原子的含量为10％〜70％，变异率=（W2 / W1）×100，其中 W1表示刚刚含有金属的化合物附着在静电潜像承载部件的表面上的XPS中的含金属化合物中的金属原子的含量，W2表示附着有金属的化合物中的金属原子的含量在使用图像形成装置连续印刷100张纸之后，根据XPS在静电潜像承载部件的表面上。

10. 发明公开

US20230324819A1 LAMINATE, DEVICE USING THE SAME, AND PRODUCTION METHODS THEREOF 审中-公开
公开(公告)号：US20230324819A1
公开(公告)日：2023-10-12
申请号：US18020641
申请日：2021-07-29
申请人： Hidetoshi KAMI , Ryota INOUE , Keisuke SHIMOYAMA , Ryohta TAKAHASHI
发明人： Hidetoshi KAMI , Ryota INOUE , Keisuke SHIMOYAMA , Ryohta TAKAHASHI
IPC分类号： G03G5/147
CPC分类号： G03G5/14773 , G03G5/14704
摘要： To provide a laminate including: a layer (1) including an organic material; a layer (2) including a siloxane compound and metal oxide, where the layer (2) is in contact with the layer (1); and a layer (3) including the metal oxide, where the layer (3) is in contact with the layer (2).

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