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1. 发明授权

US5158847A Electrophotographic photosensitive member comprising an azo pigment as a charge generating material 失效
标题翻译：包含作为电荷产生材料的偶氮颜料的电子照相感光构件
公开(公告)号：US5158847A
公开(公告)日：1992-10-27
申请号：US599638
申请日：1990-10-18
申请人： Shintetsu Go , Takakazu Tanaka , Hajime Miyazaki
发明人： Shintetsu Go , Takakazu Tanaka , Hajime Miyazaki
IPC分类号： C09B56/16 , G03G5/06
CPC分类号： C09B56/16 , G03G5/0677 , G03G5/0679 , G03G5/0681 , G03G5/0683 , G03G5/0685 , G03G5/0687 , G03G5/0688 , G03G5/069 , G03G5/0692
摘要： An electrophotographic photosensitive member has a conductive support and a photosensitive layer provided on said conductive support. Said photosensitive layer contains an azo pigment.
摘要翻译：电子照相感光构件具有导电支撑件和设置在所述导电支撑件上的感光层。所述感光层含有偶氮颜料。

2. 发明申请

US20080050664A1 Electrographic Photosensitive Member, Process Cartridge and Electrophotographic Apparatus 失效
标题翻译：电子感光元件，处理盒和电子照相设备
公开(公告)号：US20080050664A1
公开(公告)日：2008-02-28
申请号：US11572698
申请日：2005-09-05
申请人： Harunobu Ogaki , Takakazu Tanaka , Kenichi Kaku , Akira Yoshida
发明人： Harunobu Ogaki , Takakazu Tanaka , Kenichi Kaku , Akira Yoshida
IPC分类号： G03G15/02
CPC分类号： G03G5/056 , G03G5/14752
摘要： An object of the present invention is to provide an electrophotographic photosensitive member having high durability and hardly causing sensitivity decrease even if short wavelength light, particularly light having a wavelength of 380 to 450 nm is used as exposure light, and a process cartridge and an electrophotographic apparatus having the electrophotographic photosensitive member. The present invention includes an electrophotographic photosensitive member comprising a support and a photosensitive layer which is provided on the support and contains a charge generation material and a charge transport material, characterized in that the surface layer of the electrophotographic photosensitive member contains an aliphatic dicarboxylic acid polyester resin with a weight average molecular weight of 80,000 or more having a specific repeating structural unit, and a process cartridge and an electrophotographic apparatus having the electrophotographic photosensitive member.
摘要翻译：本发明的目的是提供一种具有高耐久性并且几乎不引起灵敏度降低的电子照相感光构件，即使使用短波长光，特别是使用波长为380-450nm的光作为曝光光，以及处理盒和电子照相具有电子照相感光构件的装置。本发明包括电子照相感光构件，其包括支撑体和感光层，其设置在支撑体上并且包含电荷产生材料和电荷传输材料，其特征在于，电子照相感光构件的表面层含有脂族二羧酸聚酯具有特定重复结构单元的重均分子量为80,000以上的树脂，以及具有电子照相感光构件的处理盒和电子照相设备。

3. 发明申请

US20050208402A1 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus 审中-公开
标题翻译：电子照相感光构件，处理盒和电子照相设备
公开(公告)号：US20050208402A1
公开(公告)日：2005-09-22
申请号：US11129412
申请日：2005-05-16
申请人： Takakazu Tanaka , Itaru Takaya , Yuka Ishiduka , Harunobu Ogaki , Kenichi Kaku
发明人： Takakazu Tanaka , Itaru Takaya , Yuka Ishiduka , Harunobu Ogaki , Kenichi Kaku
IPC分类号： C07C211/54 , C07C217/92 , C07C323/37 , C07D307/91 , C07D333/76 , G03G5/05 , G03G5/06 , G03G5/07
CPC分类号： G03G5/075 , G03G5/0605 , G03G5/0607 , G03G5/0609 , G03G5/0614 , G03G5/0629 , G03G5/071 , G03G5/076
摘要： An electrophotographic photosensitive member is provided having a support and a photosensitive layer provided on the support and containing at least one kind of charge-transporting material which has a specific structure with a molecular weight of from 1,500 to 4,000, and is held in a proportion of from 90% by weight to 100% by weight based on the total weight of the charge-transporting material.
摘要翻译：提供一种电子照相感光构件，其具有支撑体和设置在支撑体上的感光层，并且含有至少一种具有分子量为1,500至4000的特定结构的电荷输送材料，并且以比例基于电荷输送材料的总重量，从90重量％至100重量％。

4. 发明授权

US5227271A Electrophotographic photosensitive member 失效
公开(公告)号：US5227271A
公开(公告)日：1993-07-13
申请号：US780475
申请日：1991-10-22
申请人： Toshihiro Kikuchi , Akihiro Senoo , Takakazu Tanaka
发明人： Toshihiro Kikuchi , Akihiro Senoo , Takakazu Tanaka
IPC分类号： G03G5/06
CPC分类号： G03G5/0614 , G03G5/0618 , G03G5/0696
摘要： An electrophotographic photosensitive member, comprising: an electroconductive support and a photosensitive layer disposed on the electroconductive support, wherein the photosensitive layer comprises (i) oxytitanium phthalocyanine having a crystal form characterized by main peaks specified by Bragg angles (2.theta..+-.0.2 degree) of 9.0 degrees, 14.2 degrees, 23.9 degrees and 27.1 degrees in X-ray diffraction pattern based on CuK.alpha. characteristic X-rays, and (ii) a fluorene compound represented by the following formula (I): ##STR1## wherein Ar.sup.1 and Ar.sup.2 independently denote aryl group optionally having a substituent; R.sup.1 and R.sup.2 independently denote alkyl group optionally having a substituent, aralkyl group optionally having a substituent or aryl group optionally having a substituent; and R.sup.3 denotes hydrogen atom, alkyl group optionally having a substituent, alkoxy group optionally having a substituent, hydroxyl group or halogen atom.

5. 发明授权

US07585604B2 Electrographic photosensitive member, process cartridge and electrophotographic apparatus 失效
标题翻译：电子感光构件，处理盒和电子照相设备
公开(公告)号：US07585604B2
公开(公告)日：2009-09-08
申请号：US11572698
申请日：2005-09-05
申请人： Harunobu Ogaki , Takakazu Tanaka , Kenichi Kaku , Akira Yoshida
发明人： Harunobu Ogaki , Takakazu Tanaka , Kenichi Kaku , Akira Yoshida
IPC分类号： G03G15/02
CPC分类号： G03G5/056 , G03G5/14752
摘要： An object of the present invention is to provide an electrophotographic photosensitive member having high durability and hardly causing sensitivity decrease even if short wavelength light, particularly light having a wavelength of 380 to 450 nm is used as exposure light, and a process cartridge and an electrophotographic apparatus having the electrophotographic photosensitive member. The present invention includes an electrophotographic photosensitive member comprising a support and a photosensitive layer which is provided on the support and contains a charge generation material and a charge transport material, characterized in that the surface layer of the electrophotographic photosensitive member contains an aliphatic dicarboxylic acid polyester resin with a weight average molecular weight of 80,000 or more having a specific repeating structural unit, and a process cartridge and an electrophotographic apparatus having the electrophotographic photosensitive member.
摘要翻译：本发明的目的是提供一种具有高耐久性并且几乎不引起灵敏度降低的电子照相感光构件，即使使用短波长光，特别是使用波长为380-450nm的光作为曝光光，以及处理盒和电子照相具有电子照相感光构件的装置。本发明包括电子照相感光构件，其包括支撑体和感光层，其设置在支撑体上并且包含电荷产生材料和电荷传输材料，其特征在于，电子照相感光构件的表面层含有脂族二羧酸聚酯具有特定重复结构单元的重均分子量为80,000以上的树脂，以及具有电子照相感光构件的处理盒和电子照相设备。

6. 发明授权

US06991881B2 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus 失效
标题翻译：电子照相感光构件，处理盒和电子照相设备
公开(公告)号：US06991881B2
公开(公告)日：2006-01-31
申请号：US10422733
申请日：2003-04-25
申请人： Harunobu Ogaki , Akira Yoshida , Takakazu Tanaka , Itaru Takaya , Yuka Ishiduka
发明人： Harunobu Ogaki , Akira Yoshida , Takakazu Tanaka , Itaru Takaya , Yuka Ishiduka
IPC分类号： G03G5/05
CPC分类号： C08J7/047 , C08J2479/00 , G03G5/075 , G03G5/076
摘要： The present invention relates to an electrophotographic photosensitive member having a support and provided thereon a photosensitive layer. The photosensitive layer contains a high-molecular weight charge-transporting material having a specific repeating structural unit. The high-molecular weight charge-transporting material has a weight-average molecular weight Mw of 1,500 or more and an energy level of highest occupied molecular orbital, EHOMO, of from −8.3 eV or more to −8.0 eV or less as found by semiempirical molecular-orbital calculation. The present invention also relates to a process cartridge and an electrophotographic apparatus which have such an electrophotographic photosensitive member.
摘要翻译：本发明涉及一种具有支撑体并设置在其上的感光层的电子照相感光构件。感光层含有具有特定重复结构单元的高分子量电荷输送材料。高分子量电荷输送材料的重均分子量Mw为1500以上，能量水平为最高占据分子轨道E HOMO，为-8.3eV以上， 8.0eV以下，通过半经验分子轨道计算发现。本发明还涉及具有这种电子照相感光构件的处理盒和电子照相设备。

7. 发明授权

US06185398B2 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus 有权
标题翻译：电子照相感光构件，处理盒和电子照相设备
公开(公告)号：US06185398B2
公开(公告)日：2001-02-06
申请号：US09356555
申请日：1999-07-19
申请人： Takakazu Tanaka , Hidetoshi Hirano , Hirotoshi Uesugi
发明人： Takakazu Tanaka , Hidetoshi Hirano , Hirotoshi Uesugi
IPC分类号： G03G1502
CPC分类号： G03G5/056 , G03G5/14752
摘要： An electrophotographic photosensitive member is constituted by a support and a photosensitive layer disposed on the support. The electrophotographic photosensitive member has a surface layer comprising a polyester resin having a recurring unit represented by the following formula (1): wherein A1 represents a substituted or unsubstituted divalent aliphatic hydrocarbon group. The resultant surface layer is effective in improving an abrasive resistance of the photosensitive member.
摘要翻译：电子照相感光构件由支撑体和设置在支撑体上的感光层构成。电子照相感光构件具有包含具有由下式（1）表示的重复单元的聚酯树脂的表面层：其中A1表示取代或未取代的二价脂族烃基。所得到的表面层有效地改善感光构件的耐磨性。

8. 发明授权

US06180302B2 Electrophotographic photosensitive member, and process cartridge and electrophotographic apparatus provided with the electrophotographic member 有权
标题翻译：电子照相感光构件，以及设置有电子照相构件的处理盒和电子照相设备
公开(公告)号：US06180302B2
公开(公告)日：2001-01-30
申请号：US09178742
申请日：1998-10-27
申请人： Takakazu Tanaka , Hideki Anayama , Tetsuro Fukui , Hidetoshi Hirano
发明人： Takakazu Tanaka , Hideki Anayama , Tetsuro Fukui , Hidetoshi Hirano
IPC分类号： G03G5047
CPC分类号： G03G5/14747
摘要： The present invention includes an electrophotographic photosensitive member having a surface layer containing a polyphenylene resin, and a process cartridge and an electrophotographic apparatus both having the electrophotographic photosensitive member.
摘要翻译：本发明包括具有包含聚亚苯基树脂的表面层的电子照相感光构件，以及具有电子照相感光构件的处理盒和电子照相设备。

9. 发明授权

US07045261B2 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus 有权
标题翻译：电子照相感光构件，处理盒和电子照相设备
公开(公告)号：US07045261B2
公开(公告)日：2006-05-16
申请号：US10647274
申请日：2003-08-26
申请人： Takakazu Tanaka , Itaru Takaya , Harunobu Ogaki , Kenichi Kaku
发明人： Takakazu Tanaka , Itaru Takaya , Harunobu Ogaki , Kenichi Kaku
IPC分类号： G03G5/05
CPC分类号： G03G5/0575 , G03G5/0557 , G03G5/075 , G03G5/076 , G03G5/14747 , G03G5/14795
摘要： In an electrophotographic photosensitive member having a support, and provided thereon a photosensitive layer, a surface layer of the electrophotographic photosensitive member contains a high-molecular-weight charge-transporting material having a weight-average molecular weight Mw of from 1,000 or more to 9,000 or less, and the ratio of the weight-average molecular weight Mw of the high-molecular-weight charge-transporting material to a number-average molecular weight Mn of the high-molecular-weight charge-transporting material, Mw/Mn, is from more than 1.00 to 1.10 or less. Also disclosed are a process cartridge and an electrophotographic apparatus which have such an electrophotographic photosensitive member.
摘要翻译：在具有支撑体并且在其上设置有感光层的电子照相感光构件中，电子照相感光构件的表面层含有重均分子量Mw为1,000以上至9000以下的高分子量电荷输送材料高分子量电荷输送材料的重均分子量Mw与高分子量电荷输送材料的数均分子量Mn的比值Mw / Mn为从1.00以上到1.10以下。还公开了具有这种电子照相感光构件的处理盒和电子照相设备。

10. 发明授权

US07001699B2 Electrophotographic photosensitive member, process cartridge and electrophotographic apparatus 失效
标题翻译：电子照相感光构件，处理盒和电子照相设备
公开(公告)号：US07001699B2
公开(公告)日：2006-02-21
申请号：US10647205
申请日：2003-08-26
申请人： Takakazu Tanaka , Akira Yoshida , Hidetoshi Hirano , Yuka Ishiduka , Harunobu Ogaki
发明人： Takakazu Tanaka , Akira Yoshida , Hidetoshi Hirano , Yuka Ishiduka , Harunobu Ogaki
IPC分类号： G03G5/047
CPC分类号： G03G5/0614 , G03G5/0571 , G03G5/0575 , G03G5/075 , G03G5/076
摘要： In an electrophotographic photosensitive member having a support, and provided thereon a photosensitive layer, a surface layer of the electrophotographic photosensitive member contains an electrically insulating binder resin and a random-copolymer type high-molecular-weight charge-transporting material having two kinds of specific repeating structural units. Also disclosed are a process cartridge and an electrophotographic apparatus which have such an electrophotographic photosensitive member.
摘要翻译：在具有支撑体并且设置在其上的感光层的电子照相感光构件中，电子照相感光构件的表面层含有电绝缘性粘合剂树脂和无规共聚型高分子量电荷输送材料，其具有两种特定的重复结构单元。还公开了具有这种电子照相感光构件的处理盒和电子照相设备。

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