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公开(公告)号：FR2602064A1
公开(公告)日：1988-01-29
申请号：FR8710478
申请日：1987-07-23
Inventor： HIRO MASAAKI , MASAAKI HIRO TOMOHIRO KIMURA HISAMI TANAKA NOBORU KASHIMURA SHIGEMORI TANAKA HITOSHI TOHMA ET MASAFU , KIMURA TOMOHIRO , TANAKA HISAMI , KASHIMURA NOBORU , TANAKA SHIGEMORI , TOHMA HITOSHI , HISAMURA MASAFUMI
Abstract: L'INVENTION CONCERNE UN SUPPORT PHOTOSENSIBLE POUR L'ELECTROPHOTOGRAPHIE. LE SUPPORT PHOTOSENSIBLE DE L'INVENTION COMPREND UNE COUCHE PHOTOSENSIBLE, DONT AU MOINS LA PARTIE SUPERFICIELLE RENFERME UN LUBRIFIANT, ET UNE SUBSTANCE DE TRANSPORT DE CHARGE AYANT UN POTENTIEL D'OXYDATION EGAL OU SUPERIEUR A 0,6 VOLT. LE SUPPORT PHOTOSENSIBLE DE L'INVENTION A D'EXCELLENTES CARACTERISTIQUES VIS-A-VIS DE COPIAGES SUCCESSIFS ET IL EST DOUE DE DURABILITE MECANIQUE.
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公开(公告)号：DE3504370C3
公开(公告)日：1998-02-26
申请号：DE3504370
申请日：1985-02-08
Applicant: CANON KK
Inventor： TANAKA SHIGEMORI , SUMINO FUMIO , KUBO KEIJI , HISAMURA MASAFUMI , TOMA HITOSHI , FUJIMURA NAOTO
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公开(公告)号：HK61595A
公开(公告)日：1995-05-05
申请号：HK61595
申请日：1995-04-27
Applicant: CANON KK
Inventor： HIRO MASAAKI , KIMURA TOMOHIRO , TANAKA HISAMI , KASHIMURA NOBORU , TANAKA SHIGEMORI , TOHMA HITOSHI , HISAMURA MASAFUMI
Abstract: A photosensitive member for electrophotography which is excellent in successive copying characteristics as well as mechanical durability is provided. The photosensitive member comprises a photosensitive layer, at least the surface portion of which comprises a lubricant, and a charge-transporting substance having an oxidation potential of 0.6 volt or above.
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公开(公告)号：DE69009527T2
公开(公告)日：1994-10-13
申请号：DE69009527
申请日：1990-03-01
Applicant: CANON KK
Inventor： OKUDA MASAMI , TANAKA HISAMI , KISHI JUNICHI , OHMORI HIROYUKI , KOYAMA TAKASHI , HISAMURA MASAFUMI
IPC: G03G15/02
Abstract: A charging member for electrophotography comprising a surface layer, wherein the surface layer comprises a resin and an alkali metal salt contained therein.
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公开(公告)号：GB2210989B
公开(公告)日：1992-02-05
申请号：GB8823334
申请日：1988-10-05
Applicant: CANON KK
Inventor： HISAMURA MASAFUMI , KIMURA TOMOHIRO , YOSHIHARA TOSHIYUKI , HIRO MASAAKI , KAWAMORITA YOICHI , NAKAGAWA MASARU , SUMINO FUMIO , KASHIMURA NOBORU
IPC: G03G5/05
Abstract: An electrophotographic photosensitive member comprises a photosensitive layer containing an organic photoconductor provided on an electroconductive substrate, wherein said photosensitive layer contains a compound represented by the formula (1) shown below in an amount ranging from 0.1 to 10% by weight based on the total weight of the photosensitive layer added; Formula: (1) wherein R represents X1, X2 and X3 each represent hydrogen atom or methyl group, X4 represents X5 represents hydrogen atom, an alkyl group or an alkenyl group.
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Patent Agency Ranking
公开(公告)号：DE68925256D1
公开(公告)日：1996-02-08
申请号：DE68925256
申请日：1989-09-20
Applicant: CANON KK
Inventor： TOMA HITOSHI , HISAMURA MASAFUMI , TANAKA SHIGEMORI
IPC: G03G5/02
Abstract: The present invention is an image holding member for holding particulate dry process developer by electrical adsorption force, having from the side holding the dry process developer, a dielectric layer, a diffusion reflection layer having reflective fine particles dispersed in a resin and an electroconductive layer, and the electrical resistance of the diffusion reflection layer is made samller than that of the dielectric layer, and/or the ten-point average roughness of the dielectric layer is made 0.1 mu m to 5.0 mu m. Also, it is an image forming device by use of the above image holding member, having from the side holding the dry process developer, the above image holding member, a driving means for the image holding member, recording electrodes arranged in the direction crossing the moving direction of the image holding member and electrically insulated from each other, a means for feeding an electroconductive developer between the image holding member and the recording electrodes, and a means for applying electrical signals on the recording electrodes.
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公开(公告)号：DE68906913T2
公开(公告)日：1993-10-28
申请号：DE68906913
申请日：1989-02-09
Applicant: CANON KK
Inventor： OKUNUKI MASAMI , TANAKA HISAMI , OHMORI MIROYUKI , HISAMURA MASAFUMI
Abstract: A member for charging comprises a surface layer formed of a N-alkoxymethylated nylon. A contact charging method performs charging of a member to be charged arranged in contact with the member for charging by applying externally a voltage on the member for charging. An electrophotographic device comprises the member for charging and an electrophotographic photosensitive member arranged in contact with the member for charging.
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公开(公告)号：DE68906913D1
公开(公告)日：1993-07-15
申请号：DE68906913
申请日：1989-02-09
Applicant: CANON KK
Inventor： OKUNUKI MASAMI , TANAKA HISAMI , OHMORI MIROYUKI , HISAMURA MASAFUMI
Abstract: A member for charging comprises a surface layer formed of a N-alkoxymethylated nylon. A contact charging method performs charging of a member to be charged arranged in contact with the member for charging by applying externally a voltage on the member for charging. An electrophotographic device comprises the member for charging and an electrophotographic photosensitive member arranged in contact with the member for charging.
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公开(公告)号：GB2186988A
公开(公告)日：1987-08-26
申请号：GB8703886
申请日：1987-02-19
Applicant: CANON KK
Inventor： HISAMURA MASAFUMI
Abstract: An electrophotographic photosensitive member comprises an electroconductive support and a photosensitive layer laid thereon, the electrophotographic photosensitive member having a surface layer containing fine spherical resin powder.
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公开(公告)号：DE68925256T2
公开(公告)日：1996-05-15
申请号：DE68925256
申请日：1989-09-20
Applicant: CANON KK
Inventor： TOMA HITOSHI , HISAMURA MASAFUMI , TANAKA SHIGEMORI
IPC: G03G5/02
Abstract: The present invention is an image holding member for holding particulate dry process developer by electrical adsorption force, having from the side holding the dry process developer, a dielectric layer, a diffusion reflection layer having reflective fine particles dispersed in a resin and an electroconductive layer, and the electrical resistance of the diffusion reflection layer is made samller than that of the dielectric layer, and/or the ten-point average roughness of the dielectric layer is made 0.1 mu m to 5.0 mu m. Also, it is an image forming device by use of the above image holding member, having from the side holding the dry process developer, the above image holding member, a driving means for the image holding member, recording electrodes arranged in the direction crossing the moving direction of the image holding member and electrically insulated from each other, a means for feeding an electroconductive developer between the image holding member and the recording electrodes, and a means for applying electrical signals on the recording electrodes.
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