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11. 发明授权

US5550000A Process for producing electrophotographic photoreceptor 失效
标题翻译：电子照相感光体的制造方法
公开(公告)号：US5550000A
公开(公告)日：1996-08-27
申请号：US417886
申请日：1995-04-06
申请人： Ichiro Takegawa , Shigeto Hashiba , Hiroshi Miyamoto , Nobuyuki Ichizawa
发明人： Ichiro Takegawa , Shigeto Hashiba , Hiroshi Miyamoto , Nobuyuki Ichizawa
IPC分类号： G03G5/00 , C09C3/12 , G03G5/05 , G03G5/14 , G03G5/06 , G03G5/047
CPC分类号： G03G5/142 , C09C3/12 , G03G5/0525 , C01P2004/84
摘要： A process for the preparation of an electrophotographic photoreceptor having a high sensitivity and stability and an excellent product quality stability without being affected by the production environment is disclosed, which comprises coating on a substrate a functional layer-forming coating solution containing a compound which undergoes polycondensation upon hydrolysis, adjusting a temperature of said substrate having the coated layer such that relationship (1) is satisfied, and then moistening said coated layer at a temperature of 30.degree. C. to 180.degree. C. in an atmosphere of a dew point of 25.degree. C. to 80.degree. C.:DP.ltoreq.ST.ltoreq.DP+40.degree. C. (1)wherein DP represents the dew point upon said moistening and ST represents the temperature of the substrate just before said moistening.
摘要翻译：公开了一种用于制备具有高灵敏度和稳定性以及优异的产品质量稳定性而不受生产环境影响的电子照相感光体的方法，其包括在基材上涂覆含有经历缩聚的化合物的功能层形成涂层溶液在水解时，调节具有涂层的所述基材的温度使得满足关系（1），然后在露点25℃的气氛中在30℃至180℃的温度下润湿所述涂层 ℃至80℃：DP

12. 发明申请

US20050053855A1 Image forming method 失效
标题翻译：图像形成方法
公开(公告)号：US20050053855A1
公开(公告)日：2005-03-10
申请号：US10795395
申请日：2004-03-09
申请人： Ichiro Takegawa , Tsukasa Matsuda
发明人： Ichiro Takegawa , Tsukasa Matsuda
IPC分类号： G03G5/05 , G03G7/00 , G03C1/46
CPC分类号： G03G7/0013 , G03G5/0539 , G03G5/0564 , G03G5/0578 , G03G7/0006 , G03G7/004
摘要： An image forming method includes a photoreceptor preparation step, a coated paper preparation step, a charging step, an exposure step, a development step, and a transfer step. The electrophotographic photoreceptor has a conductive support and a photosensitive layer disposed on the conductive support. The photosensitive layer on the farthest side from the conductive support, includes a surface layer containing at least one selected from the group consisting of fluorine based resin fine particles, a carbonate resin, an arylate resin. The coated paper has a substrate and a coated layer, disposed on at least one surface of the substrate. The coated layer contains an adhesive containing latex having a glass transition temperature of 20° C. or higher and a pigment, and the surface, opposite to the substrate, of the coated layer has a glossiness of 10% or more.
摘要翻译：图像形成方法包括感光体制备步骤，涂布纸制备步骤，充电步骤，曝光步骤，显影步骤和转印步骤。电子照相感光体具有导电性支持体和配置在导电性支持体上的感光层。与导电性支持体最远侧的感光层包含含有选自氟系树脂微粒，碳酸酯树脂，芳基化物树脂中的至少一种的表层。涂布纸具有设置在基板的至少一个表面上的基板和涂层。涂层含有玻璃化转变温度为20℃以上的粘合剂含胶乳和颜料，并且与涂层相对的与基材相反的表面的光泽度为10％以上。

13. 发明授权

US6136946A Process for producing high-molecular-weight polycarbonate and electrophotographic photoreceptor using polycarbonate obtained by the process 失效
标题翻译：使用通过该方法获得的聚碳酸酯制造高分子量聚碳酸酯和电子照相感光体的方法
公开(公告)号：US6136946A
公开(公告)日：2000-10-24
申请号：US318850
申请日：1999-05-26
申请人： Kenji Yao , Masahiko Miyamoto , Ichiro Takegawa , Michiko Aida
发明人： Kenji Yao , Masahiko Miyamoto , Ichiro Takegawa , Michiko Aida
IPC分类号： C08G64/30 , G03G5/05 , C08G64/00
CPC分类号： C08G64/30 , G03G5/0564
摘要： Provided are a process for producing a high-molecular-weight polycarbonate, which comprises polymerizing a diol and a carbonate diester through transesterification with heating in the presence of a basic oxide catalyst, and an electrophotographic photoreceptor containing this high-molecular-weight polycarbonate as a binder resin. This process can easily produce the high-molecular-weight polycarbonate safely without having an adverse effect on humans and environment. This electrophotographic photoreceptor can provide a high-quality image having a high stability at high speed over a long period of time.
摘要翻译：本发明提供高分子量聚碳酸酯的制造方法，其特征在于，在碱性氧化物催化剂的存在下，通过加热，通过酯交换将二醇和碳酸二酯聚合，得到含有该高分子量聚碳酸酯的电子照相感光体粘合剂树脂。该方法可以容易地安全地生产高分子量聚碳酸酯，而不会对人体和环境产生不利影响。该电子照相感光体可以长时间高速提供高稳定性的高品质图像。

14. 发明授权

US5763127A Electrophotographic photoreceptor 失效
标题翻译：电子照相感光体
公开(公告)号：US5763127A
公开(公告)日：1998-06-09
申请号：US684848
申请日：1996-07-25
申请人： Koji Goshima , Ichiro Takegawa
发明人： Koji Goshima , Ichiro Takegawa
IPC分类号： G03G5/14
CPC分类号： G03G5/142 , G03G5/144
摘要： An electrophotographic photoreceptor is disclosed which comprises an electroconductive support, a first interlayer formed on the support and containing low-resistance electroconductive particles having a specific resistance of from 10.degree. to 10.sup.4 .OMEGA.cm, a second interlayer formed on the first interlayer and containing high-resistance electroconductive particles having a specific resistance of from 10.sup.4 to 10.sup.8 .OMEGA.cm, and a photosensitive layer formed on the second interlayer. In the electrophotographic photoreceptor, in which the interlayers have an increased thickness for hiding defects present on the support and contain electroconductive particles dispersed therein, the photosensitive layer is free from the electrification performance decrease caused by charge injection thereinto and the interlayers have excellent leak-preventive properties.
摘要翻译：公开了一种电子照相感光体，其包括导电载体，形成在载体上的第一中间层，并且含有电阻率为10至104欧标准的低电阻导电颗粒，形成在第一夹层上的第二夹层，电阻率为104-108欧姆/厘米3的电阻导电颗粒，和形成在第二层间的感光层。在电子照相感光体中，中间层具有增加的厚度，用于隐藏存在于载体上的缺陷并且包含分散在其中的导电颗粒，感光层没有由电荷注入引起的带电性能降低，并且中间层具有优异的防漏性属性。

15. 发明授权

US07183027B2 Image forming method 失效
标题翻译：图像形成方法
公开(公告)号：US07183027B2
公开(公告)日：2007-02-27
申请号：US10795395
申请日：2004-03-09
申请人： Ichiro Takegawa , Tsukasa Matsuda
发明人： Ichiro Takegawa , Tsukasa Matsuda
IPC分类号： G03G1/46
CPC分类号： G03G7/0013 , G03G5/0539 , G03G5/0564 , G03G5/0578 , G03G7/0006 , G03G7/004
摘要： An image forming method includes a photoreceptor preparation step, a coated paper preparation step, a charging step, an exposure step, a development step, and a transfer step. The electrophotographic photoreceptor has a conductive support and a photosensitive layer disposed on the conductive support. The photosensitive layer on the farthest side from the conductive support, includes a surface layer containing at least one selected from the group consisting of fluorine based resin fine particles, a carbonate resin, an arylate resin. The coated paper has a substrate and a coated layer, disposed on at least one surface of the substrate. The coated layer contains an adhesive containing latex having a glass transition temperature of 20° C. or higher and a pigment, and the surface, opposite to the substrate, of the coated layer has a glossiness of 10% or more.
摘要翻译：图像形成方法包括感光体制备步骤，涂布纸制备步骤，充电步骤，曝光步骤，显影步骤和转印步骤。电子照相感光体具有导电性支持体和配置在导电性支持体上的感光层。与导电性支持体最远侧的感光层包含含有选自氟系树脂微粒，碳酸酯树脂，芳基化物树脂中的至少一种的表层。涂布纸具有设置在基板的至少一个表面上的基板和涂层。涂层含有玻璃化转变温度为20℃以上的粘合剂含胶乳和颜料，并且与涂层相对的与基材相反的表面的光泽度为10％以上。

16. 发明授权

US5688621A Electrophotographic photoreceptor and image forming method 失效
标题翻译：电子照相感光体和成像方法
公开(公告)号：US5688621A
公开(公告)日：1997-11-18
申请号：US571556
申请日：1995-12-13
申请人： Ichiro Takegawa , Takaaki Kimura
发明人： Ichiro Takegawa , Takaaki Kimura
IPC分类号： G03G15/02 , G03G5/05 , G03G5/14 , G03G5/10
CPC分类号： G03G5/142 , G03G5/144
摘要： An electrophotographic photoreceptor excellent in electric characteristics and having few defects in image quality, and an image forming method for forming an image free from defects in image quality by the contact charging system. The inventive electrophotographic photoreceptor comprising a conductive substrate having thereon an undercoat layer and a photosensitive layer, in which the undercoat layer comprises a copolymer resin having a hydrolytic silyl group. The copolymer resin having hydrolytic silyl groups is preferably an acrylic copolymer resin. Further, the undercoat layer may contain electrically conductive particles. When an image is formed using this electrophotographic photoreceptor, a method comprising contacting a charging device with a surface of the electrophoto-graphic photoreceptor and supplying charge from the outside to charge the photoreceptor can be employed.
摘要翻译：具有优异的电特性并且图像质量差的电子照相感光体，以及通过接触充电系统形成图像质量不良的图像的图像形成方法。本发明的电子照相感光体包括其上具有底涂层和感光层的导电基底，其中底涂层包含具有水解甲硅烷基的共聚物树脂。具有水解甲硅烷基的共聚物树脂优选为丙烯酸共聚物树脂。此外，底涂层可以含有导电颗粒。当使用该电子照相感光体形成图像时，可以采用将充电装置与电子照相感光体的表面接触并从外部供给电荷以对感光体充电的方法。

17. 发明授权

US5336582A Electrophotographic image formation comprising an arylamine in a charge transport layer and an encapsulated toner 失效
标题翻译：包含电荷输送层中的芳基胺和包封的调色剂的电子照相图像形成
公开(公告)号：US5336582A
公开(公告)日：1994-08-09
申请号：US928316
申请日：1992-08-12
申请人： Ichiro Takegawa , Tsutomu Kubo , Keiko Ariie , Tomoo Kobayashi
发明人： Ichiro Takegawa , Tsutomu Kubo , Keiko Ariie , Tomoo Kobayashi
IPC分类号： G03G9/08 , G03G5/07 , G03G9/093 , G03G15/08
CPC分类号： G03G5/076 , G03G9/09378 , G03G9/09328
摘要： An electrophotographic method for image formation comprising forming an electrostatic latent image on an electrophotographic photoreceptor comprising a conductive substrate having formed thereon a photosensitive layer containing a high polymeric arylamine compound represented by formula (I): ##STR1## wherein n represents an integer of from 5 to 5000; m represents 0 or 1; y represents 1, 2, or 3; Ar represents ##STR2## wherein R represents a methyl group, an ethyl group, a propyl group, or a butyl group; Ar' represents ##STR3## wherein R is as defined above; X represents an alkylene or isoalkylene group having from 2 to 10 carbon atoms; and Z represents ##STR4## or --Ar--(W).sub.k --Ar--, wherein Ar is as defined above; W represents --CH.sub.2 --, --C(CH.sub.3).sub.2 --, --O--, --S--, ##STR5## (wherein s represents 0, 1, or 2; and R and Ar' are as defined above); and k represents 0 or 1, developing the latent image with a microcapsule toner containing in its core at least a polymer dispersed in a solvent, and transferring the toner image to paper. Copies of satisfactory image quality can be obtained in a stable manner for an extended period of time without being accompanied by the phenomenon of copy image disappearance.
摘要翻译：一种用于图像形成的电子照相方法，包括在电子照相感光体上形成静电潜像，所述电子照相感光体包括其上形成有由式（I）表示的高聚芳基胺化合物的感光层的导电基材：其中n表示整数从5到5000; m代表0或1; y表示1,2或3; Ar表示，其中R表示甲基，乙基，丙基或丁基; Ar'表示，其中R如上所定义; X表示具有2至10个碳原子的亚烷基或异亚烷基; 或者-Ar-（W）k-Ar-，其中Ar如上所定义;并且Z表示 W表示-CH 2 - ， - C（CH 3）2 - ， - O - ， - S - ，其中S表示0,1或2; R和Ar'如上所定义）。并且k表示0或1，用包含其核心的至少一种分散在溶剂中的聚合物的微胶囊调色剂显影潜像，并将调色剂图像转印到纸上。可以稳定地获得令人满意的图像质量的副本，而不伴随着图像消失的现象。

18. 发明授权

US07498107B2 Electrophotographic photoreceptor, process cartridge, and image forming apparatus 失效
标题翻译：电子照相感光体，处理盒和成像设备
公开(公告)号：US07498107B2
公开(公告)日：2009-03-03
申请号：US11236816
申请日：2005-09-28
申请人： Ichiro Takegawa
发明人： Ichiro Takegawa
IPC分类号： G03G15/00
CPC分类号： G03G15/5033 , G03G15/751
摘要： An electrophotographic photoreceptor includes: a conductive supporting member; a photosensitive layer that is disposed on the conductive supporting member; and a non-contact IC tag that retains inspection information including a previously measured characteristic parameter of the photosensitive layer.
摘要翻译：电子照相感光体包括：导电支撑构件; 设置在所述导电支撑构件上的感光层; 以及保持检查信息的非接触式IC标签，包括感光层的预先测定的特性参数。

19. 发明授权

US06773857B2 Electrophotographic photoreceptor, processes for producing the same, process cartridge, and electrophotographic apparatus 失效
标题翻译：电子照相感光体，其制造方法，处理盒和电子照相设备
公开(公告)号：US06773857B2
公开(公告)日：2004-08-10
申请号：US10265783
申请日：2002-10-08
申请人： Hirofumi Nakamura , Ichiro Takegawa , Hidemi Nukada , Masahiro Iwasaki , Michiko Aida , Yukiko Kamijo , Masahiko Miyamoto , Tetsuya Ezumi , Takashi Yamada , Koji Bando , Taketoshi Hoshizaki
发明人： Hirofumi Nakamura , Ichiro Takegawa , Hidemi Nukada , Masahiro Iwasaki , Michiko Aida , Yukiko Kamijo , Masahiko Miyamoto , Tetsuya Ezumi , Takashi Yamada , Koji Bando , Taketoshi Hoshizaki
IPC分类号： G03G1504
CPC分类号： G03G5/142 , G03G5/14
摘要： An electrophotographic photoreceptor having, between an electroconductive substrate and a photosensitive layer, an interlayer which contains fine metal oxide particles and a binder resin and which, when an electric field of 106 V/m is applied thereto at 28° C. and 85% RH, has a volume resistivity of from 108 to 1013 &OHgr;·cm and, when an electric field of 106 V/m is applied thereto at 15° C. and 15% RH, has a volume resistivity which is up to 500 times the volume resistivity thereof as measured when an electric field of 106 V/m is applied thereto at 28° C. and 85% RH.
摘要翻译：一种电子照相感光体，其在导电性基材和感光层之间具有含有金属氧化物微粒和粘合剂树脂的中间层，并且当在28℃下施加10 6 V / m的电场时， 85％RH，体积电阻率为10 8至10 13Ω·cm，当在15℃和15％RH下施加10 6 V / m的电场时，具有当在28℃和85％RH下施加10 6 V / m的电场时，体积电阻率高达其体积电阻率的500倍。

20. 发明授权

US5795690A Electrophotographic photoreceptor, image forming apparatus and image forming process 失效
标题翻译：电子照相感光体，成像装置和成像方法
公开(公告)号：US5795690A
公开(公告)日：1998-08-18
申请号：US784545
申请日：1997-01-21
申请人： Ichiro Takegawa , Hidemi Nukada , Hiroshi Yamamoto , Koji Goshima , Takaaki Kimura
发明人： Ichiro Takegawa , Hidemi Nukada , Hiroshi Yamamoto , Koji Goshima , Takaaki Kimura
IPC分类号： G03G5/06 , G03G5/14 , G03G5/047
CPC分类号： G03G5/0659 , G03G5/0657 , G03G5/0679 , G03G5/0681 , G03G5/142
摘要： An electrophotographic photoreceptor is disclosed which comprises an electrically-conductive substrate having provided thereon an undercoat layer and a photosensitive layer, wherein said undercoat layer comprises a crosslinkable matrix and an electron-transporting material.
摘要翻译：公开了一种电子照相感光体，其包括其上设置有底涂层和感光层的导电基底，其中所述底涂层包含可交联基质和电子传输材料。

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