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1. 发明申请

US20190064684A1 ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER 审中-公开
公开(公告)号：US20190064684A1
公开(公告)日：2019-02-28
申请号：US16080534
申请日：2017-02-10
申请人： KYOCERA Document Solutions Inc.
发明人： Hideki OKADA
IPC分类号： G03G5/06 , G03G5/05
CPC分类号： G03G5/0657 , G03G5/0564 , G03G5/0614 , G03G5/0629 , G03G5/0696
摘要： An electrophotographic photosensitive member (1) includes a conductive substrate (2) and a photosensitive layer (3). The photosensitive layer (3) contains a charge generating material and a compound represented by general formula (1) shown below. In general formula (1), R1 and R2 each represent, independently of one another: a C1-20 alkyl group optionally having at least one of a C6-14 aryl group optionally having a substituent and a C2-20 alkoxycarbonyl group; a C6-14 aryl group optionally having a C1-20 alkyl group; a C3-10 cycloalkyl group; or a C1-6 alkoxy group.

2. 发明授权

US09958796B2 Electrophotographic photoreceptor, image forming method, and image forming apparatus 有权
公开(公告)号：US09958796B2
公开(公告)日：2018-05-01
申请号：US15442846
申请日：2017-02-27
申请人： Konica Minolta, Inc.
发明人： Masanori Yumita , Hirofumi Hayata
IPC分类号： G03G5/00 , G03G5/047 , G03G5/147 , G03G5/05 , G03G15/00
CPC分类号： G03G5/047 , G03G5/0539 , G03G5/0609 , G03G5/0629 , G03G5/0633 , G03G5/064 , G03G5/0661 , G03G5/142 , G03G5/14704 , G03G5/14708 , G03G5/14713 , G03G5/14726 , G03G5/14734 , G03G5/14786 , G03G5/14791 , G03G5/14795 , G03G15/00 , G03G15/75 , G03G2215/0135
摘要： An electrophotographic photoreceptor includes an intermediate layer, a photosensitive layer, and a surface layer laminated on a conductive support in this order, wherein a cured product of a polymerizable monomer contains an electron transport agent and n-type metal oxide fine particles to which a reactive organic group is bonded in the surface layer.

3. 发明申请

US20180088475A1 ELECTROPHOTOGRAPHIC PHOTORECEPTOR, PROCESS FOR PRODUCING THE SAME, AND ELECTROPHOTOGRAPHIC DEVICE 审中-公开
公开(公告)号：US20180088475A1
公开(公告)日：2018-03-29
申请号：US15801286
申请日：2017-11-01
申请人： FUJI ELECTRIC CO., LTD.
发明人： Shinjiro SUZUKI , Tomoki HASEGAWA , Hirotaka KOBAYASHI
IPC分类号： G03G5/05 , G03G5/047 , G03G5/06
CPC分类号： G03G5/0564 , G03G5/047 , G03G5/0525 , G03G5/056 , G03G5/0612 , G03G5/0614 , G03G5/0629 , G03G5/0668 , G03G5/0672 , G03G5/0696
摘要： An electrophotographic photoreceptor causing no image defect even in long-term use and has excellent wear performance, a method of producing the same, and an electrophotographic device are provided. The electrophotographic photoreceptor includes a photosensitive layer on a conductive substrate. The slope k of a straight line obtained by plotting the average film density of outermost layer and the boiling point of solvent used for the formation of the outermost layer along the ordinate and the abscissa, respectively, is 1.50E-4 (g/cm3·° C.) or greater, and the difference in film density of the outermost layer between the surface side and the side close to the conductive substrate is 0.030 g/cm3 or less.

4. 发明授权

US09494882B2 Method of producing electrophotographic photosensitive member 有权
标题翻译：电子照相感光构件的制造方法
公开(公告)号：US09494882B2
公开(公告)日：2016-11-15
申请号：US14405139
申请日：2013-05-22
申请人： CANON KABUSHIKI KAISHA
发明人： Keiko Yamagishi , Harunobu Ogaki , Kimihiro Yoshimura , Hiroki Uematsu , Yohei Miyauchi , Atsushi Okuda
IPC分类号： G03G5/026 , G03G5/06 , G03G5/05 , G03G5/043
CPC分类号： G03G5/0629 , G03G5/043 , G03G5/05 , G03G5/0514 , G03G5/0525 , G03G5/0614 , G03G5/0616
摘要： The invention has a process of preparing a dispersion liquid by dispersing particles containing a charge transporting substance and a binder resin in liquid medium containing a specific liquid to prepare a dispersion liquid and a process of forming a coat of the dispersion liquid, and heating and drying the coat to dissolve the particles containing the charge transporting substance and the binder resin with liquid medium to form a charge transporting layer.
摘要翻译：本发明具有通过将含有电荷输送物质和粘合剂树脂的粒子分散在含有特定液体的液体介质中制备分散液以制备分散液的方法，以制备分散液和形成分散液的涂层的方法，加热干燥将含有电荷输送物质的粒子和粘结剂树脂用液体介质溶解的涂层形成电荷输送层。

5. 发明申请

US20160011529A1 ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER, PROCESS CARTRIDGE, ELECTROPHOTOGRAPHIC APPARATUS, AND CONDENSED POLYCYCLIC AROMATIC COMPOUND 有权
标题翻译：电子感光元件，工艺盒，电子照相设备和稠化多环芳烃化合物
公开(公告)号：US20160011529A1
公开(公告)日：2016-01-14
申请号：US14653610
申请日：2014-03-06
申请人： CANON KABUSHIKI KAISHA
发明人： Nobuo Kosaka , Koichi Nakata , Shinji Takagi
IPC分类号： G03G15/00 , C07C69/34 , C07C39/12 , C07D307/91 , C07D305/00 , C07C69/52 , G03G15/06 , C07D315/00
CPC分类号： G03G5/0648 , C07C39/04 , C07C39/17 , C07C69/533 , C07C69/602 , C07C2603/18 , C07C2603/40 , C07D303/28 , C07D305/06 , C07D307/91 , C07D309/12 , C08F2/50 , C08F220/30 , C08F222/1006 , C08F2222/102 , G03G5/0609 , G03G5/0629 , G03G5/071 , G03G5/073 , G03G5/075 , G03G5/14734 , G03G5/14743 , G03G5/14786
摘要： Provided are an electrophotographic photosensitive member which satisfies wear resistance and electrical characteristics, and in which image deletion is satisfactorily suppressed, and a process cartridge and an electrophotographic apparatus each including the electrophotographic photosensitive member. The electrophotographic photosensitive member comprises a surface layer which includes a polymerized product of a hole transporting substance having a reactive functional group, in which a structure other than the reactive functional group of the hole transporting substance is one of: a structure consisting of a carbon atom and a hydrogen atom; and a structure consisting of a carbon atom, a hydrogen atom and an oxygen atom, and the structure other than the reactive functional group of the hole transporting substance comprises a specific conjugate structure.
摘要翻译：提供了一种电子照相感光构件，其满足耐磨性和电特性，并且其中图像缺失被令人满意地抑制，以及处理盒和电子照相设备，每个包括电子照相感光构件。电子照相感光构件包括表面层，其包含具有反应性官能团的空穴传输物质的聚合产物，其中空穴传输物质的反应性官能团以外的结构是以下之一：由碳原子和氢原子; 并且由碳原子，氢原子和氧原子组成的结构以及空穴传输物质的反应性官能团以外的结构包括特定的共轭结构。

6. 发明申请

US20150147693A1 METHOD OF PRODUCING ELECTROPHOTOGRAPHIC PHOTOSENSITIVE MEMBER 有权
标题翻译：生产电子摄影成像的方法
公开(公告)号：US20150147693A1
公开(公告)日：2015-05-28
申请号：US14405139
申请日：2013-05-22
申请人： CANON KABUSHIKI KAISHA
发明人： Keiko Yamagishi , Harunobu Ogaki , Kimihiro Yoshimura , Hiroki Uematsu , Yohei Miyauchi , Atsushi Okuda
IPC分类号： G03G5/06
CPC分类号： G03G5/0629 , G03G5/043 , G03G5/05 , G03G5/0514 , G03G5/0525 , G03G5/0614 , G03G5/0616
摘要： The invention has a process of preparing a dispersion liquid by dispersing particles containing a charge transporting substance and a binder resin in liquid medium containing a specific liquid to prepare a dispersion liquid and a process of forming a coat of the dispersion liquid, and heating and drying the coat to dissolve the particles containing the charge transporting substance and the binder resin with liquid medium to form a charge transporting layer.
摘要翻译：本发明具有通过将含有电荷输送物质和粘合剂树脂的粒子分散在含有特定液体的液体介质中制备分散液以制备分散液的方法，以制备分散液和形成分散液的涂层的方法，加热干燥将含有电荷输送物质的粒子和粘结剂树脂用液体介质溶解的涂层形成电荷输送层。

7. 发明授权

US08889324B2 Image bearing member, image forming method, image forming apparatus, and process cartridge 有权
标题翻译：图像承载部件，成像方法，图像形成装置和处理盒
公开(公告)号：US08889324B2
公开(公告)日：2014-11-18
申请号：US13023089
申请日：2011-02-08
申请人： Ryota Arai , Tomoyuki Shimada
发明人： Ryota Arai , Tomoyuki Shimada
IPC分类号： G03G5/04 , G03G5/06
CPC分类号： G03G5/0651 , G03G5/0605 , G03G5/0609 , G03G5/0616 , G03G5/0629 , G03G5/0642 , G03G5/065 , G03G2215/00957
摘要： An image bearing member including an electroconductive substrate, and a photosensitive layer provided overlying the electroconductive substrate, the photosensitive layer containing at least one charge transport materials selected from the group consisting of a naphthalene tetracarboxylic acid diimide-isoindol derivative represented by the following chemical structure 1, a naphthalimide-isoindol derivative represented by the following chemical structure 2, and a triphenyl amine-isoindol derivative represented by the following chemical structure 3, where R1 and R2 independently represent a hydrogen atom, a substituted or non-substituted alkyl group, an alkoxy group, a substituted or non-substituted aromatic hydrocarbon group, a halogen atom, and a nitro group, k represents an integer of 1 to 4, and l represents an integer of from 1 to 5 and R3 represents a substituted or non-substituted alkyl group, a substituted or non-substituted cycloalkyl group, and a substituted or non-substituted aromatic hydrocarbon group, where R1, R2, and R4 independently represent a hydrogen atom, a substituted or non-substituted alkyl group, an alkoxy group, a substituted or non-substituted aromatic hydrocarbon group, a halogen atom, and nitro group, and k represents an integer of 1 to 4, l represents an integer of from 1 to 5, and m represents an integer of 1 to 6, and where R1, R2, R5, and R6 independently represent a hydrogen atom, a substituted or non-substituted alkyl group, an alkoxy group, a substituted or non-substituted aromatic hydrocarbon group, a halogen atom, and nitro group, and k represents an integer of 1 to 4, and l, n, and p represent integers of from 1 to 5.
摘要翻译：包含导电性基体的图像承载部件和设置在导电性基体上的感光层，所述感光层含有选自由以下化学结构1表示的萘四羧酸二酰亚胺 - 异吲哚衍生物的至少一种电荷输送材料，由以下化学结构2表示的萘酰亚胺 - 异吲哚衍生物和由以下化学结构3表示的三苯胺 - 异吲哚衍生物，其中R 1和R 2独立地表示氢原子，取代或未取代的烷基，烷氧基基团，取代或未取代的芳族烃基，卤素原子和硝基，k表示1〜4的整数，l表示1〜5的整数，R 3表示取代或未取代的烷基基团，取代或未取代的环烷基，以及取代或未取代的芳烃基，其中R 1，R 2和R 4独立地表示氢原子，取代或未取代的烷基，烷氧基，取代或未取代的芳族烃基，卤素原子和硝基，k 表示1〜4的整数，l表示1〜5的整数，m表示1〜6的整数，R 1，R 2，R 5和R 6分别独立地表示氢原子，取代或未取代的烷基，烷氧基，取代或未取代的芳族烃基，卤素原子和硝基，k表示1〜4的整数，l，n和p表示1〜5的整数。

8. 发明授权

US08652713B2 Furan derivative and electrophotographic photoconductor 有权
标题翻译：呋喃衍生物和电子照相感光体
公开(公告)号：US08652713B2
公开(公告)日：2014-02-18
申请号：US13394652
申请日：2010-09-06
申请人： Hongguo Li , Kazukiyo Nagai , Tetsuro Suzuki , Yuuji Tanaka
发明人： Hongguo Li , Kazukiyo Nagai , Tetsuro Suzuki , Yuuji Tanaka
IPC分类号： G03G15/02 , G03G15/04
CPC分类号： C07D403/14 , C07D487/04 , G03G5/0592 , G03G5/0596 , G03G5/0614 , G03G5/0629 , G03G5/0661 , G03G5/071
摘要： A furan derivative represented by the following General Formula (1): where Ar1 and Ar2 each independently represent an aryl group which may have a substituent, and R1 represents a C1-C6 alkylene group.
摘要翻译：由以下通式（1）表示的呋喃衍生物：其中Ar1和Ar2各自独立地表示可以具有取代基的芳基，R1表示C1-C6亚烷基。

9. 发明申请

US20130164662A1 IMAGE HOLDING MEMBER FOR IMAGE FORMING APPARATUS, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS 有权
标题翻译：图像形成装置的图像保持构件，处理盒和图像形成装置
公开(公告)号：US20130164662A1
公开(公告)日：2013-06-27
申请号：US13466634
申请日：2012-05-08
申请人： Hidekazu HIROSE , Ryosaku IGARASHI , Katsuhiro SATO
发明人： Hidekazu HIROSE , Ryosaku IGARASHI , Katsuhiro SATO
IPC分类号： G03G15/00 , G03G5/07 , G03G21/18
CPC分类号： G03G5/0629 , G03G5/0614 , G03G5/076
摘要： An image holding member for an image forming apparatus includes a support and a photosensitive layer disposed on the support and containing a compound represented by following formula (I), wherein R1s each independently represent a substituted or unsubstituted linear or branched alkyl group having from 1 to 8 carbon atoms; Ar's each independently represent a substituted or unsubstituted phenyl group, a substituted or unsubstituted monovalent polynuclear aromatic hydrocarbon group having two aromatic rings, a substituted or unsubstituted monovalent condensed aromatic hydrocarbon group having two or three aromatic rings, or a substituted or unsubstituted monovalent aromatic heterocyclic group; and n's each independently represent a number of from 0 to 7.
摘要翻译：用于图像形成装置的图像保持部件包括载体和设置在载体上的感光层，并且含有下式（I）表示的化合物，其中R 1各自独立地表示取代或未取代的直链或支链烷基，其具有1〜 8个碳原子; Ar各自独立地表示取代或未取代的苯基，具有两个芳香环的取代或未取代的一价多价芳香族烃基，具有两个或三个芳香环的取代或未取代的一价稠合芳香族烃基，或取代或未取代的1价芳香族杂环基 ; n分别独立地表示0〜7的数。

10. 发明申请

US20110206411A1 IMAGE FORMING APPARATUS AND ELECTROPHOTOGRAPHIC CARTRIDGE 有权
标题翻译：图像形成装置和电子绘图盒
公开(公告)号：US20110206411A1
公开(公告)日：2011-08-25
申请号：US13033338
申请日：2011-02-23
申请人： Tadashi MIZUSHIMA , Akiteru Fujii , Takayuki Shoda
发明人： Tadashi MIZUSHIMA , Akiteru Fujii , Takayuki Shoda
IPC分类号： G03G21/18 , G03G15/00
CPC分类号： G03G5/047 , G03G5/04 , G03G5/043 , G03G5/0525 , G03G5/0542 , G03G5/056 , G03G5/0567 , G03G5/0614 , G03G5/0618 , G03G5/0629 , G03G5/1473 , G03G9/0819 , G03G9/0827 , G03G9/08711 , G03G9/0904 , G03G9/0906 , G03G9/0926 , G03G9/09321 , G03G9/09364 , G03G9/09385 , G03G9/09392 , G03G21/0005 , G03G21/0011 , G03G2215/00957 , G03G2215/0604
摘要： The invention is to provide an image forming apparatus and an electrophotographic cartridge, which are free from problems of cleaning failure, filming, soiling, residual images (ghosts), fogging, density reduction, noise and the like and which can provide high-definition images even when a toner having a small particle size and having a high degree of circularity is used and even when a photoreceptor having a small outer diameter is used. An image forming apparatus comprising: an electrophotographic photoreceptor containing a conductive support and a photosensitive layer on the conductive support, a charging unit for charging the electrophotographic photoreceptor, an imagewise exposing unit for imagewise exposing the charged electrophotographic photoreceptor to form an electrostatic latent image thereon, a developing unit for developing the electrostatic latent image with a toner, and a transferring unit for transferring the toner from the electrophotographic photoreceptor to a receiving unit, wherein the outer diameter of the electrophotographic photoreceptor is 20 mm or less, the photosensitive layer contains a polyarylate resin, and the toner satisfies the specific requirements (1) and (2).
摘要翻译：本发明提供一种图像形成装置和电子照像盒，其不存在清洁故障，成膜，污染，残留图像（重影），起雾，降低密度，噪声等的问题，并且可以提供高清晰图像即使当使用具有小颗粒尺寸并且具有高圆度度的调色剂时，即使使用具有小外径的感光体。一种图像形成装置，包括：在导电支架上包含导电支撑体和感光层的电子照相感光体，用于对电子照相感光体充电的充电单元，用于对带电电子照相感光体进行成像曝光以在其上形成静电潜像的成像曝光单元，用调色剂显影静电潜像的显影单元和用于将调色剂从电子照相感光体转印到接受单元的转印单元，其中电子照相感光体的外径为20mm以下，感光层含有多芳基化合物树脂，并且调色剂满足具体要求（1）和（2）。

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