DE2966148D1 - Electrophotographic elements - Google Patents

Electrophotographic elements

Info

Publication number
DE2966148D1
DE2966148D1 DE7979303034T DE2966148T DE2966148D1 DE 2966148 D1 DE2966148 D1 DE 2966148D1 DE 7979303034 T DE7979303034 T DE 7979303034T DE 2966148 T DE2966148 T DE 2966148T DE 2966148 D1 DE2966148 D1 DE 2966148D1
Authority
DE
Germany
Prior art keywords
electrophotographic elements
electrophotographic
elements
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE7979303034T
Other languages
English (en)
Inventor
Takamichi Enomoto
Tatuya Katoh
Akio Kozima
Tatsumi Satoh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ricoh Co Ltd
Original Assignee
Ricoh Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ricoh Co Ltd filed Critical Ricoh Co Ltd
Application granted granted Critical
Publication of DE2966148D1 publication Critical patent/DE2966148D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00—Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/02—Charge-receiving layers
    • G03G5/04—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
    • G03G5/06—Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
    • G03G5/0664—Dyes
    • G03G5/0675—Azo dyes
    • G03G5/0679—Disazo dyes
    • G03G5/0683—Disazo dyes containing polymethine or anthraquinone groups

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photoreceptors In Electrophotography (AREA)
DE7979303034T 1978-12-21 1979-12-21 Electrophotographic elements Expired DE2966148D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15828078A JPS5584943A (en) 1978-12-21 1978-12-21 Laminated type electrophotographic photoreceptor

Publications (1)

Publication Number Publication Date
DE2966148D1 true DE2966148D1 (en) 1983-10-13

Family

ID=15668142

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979303034T Expired DE2966148D1 (en) 1978-12-21 1979-12-21 Electrophotographic elements

Country Status (5)

Country Link
US (1) US4256821A (de)
EP (1) EP0013172B1 (de)
JP (1) JPS5584943A (de)
CA (1) CA1133311A (de)
DE (1) DE2966148D1 (de)

Families Citing this family (81)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5546760A (en) * 1978-09-29 1980-04-02 Ricoh Co Ltd Electrophotographic photoreceptor
JPS5552063A (en) * 1978-10-13 1980-04-16 Ricoh Co Ltd Electrophotographic receptor
US4385106A (en) * 1980-02-28 1983-05-24 Ricoh Co., Ltd. Charge transfer layer with styryl hydrazones
US4388393A (en) * 1980-03-13 1983-06-14 Ricoh Co., Ltd. Hydrazone compound, with hydroxyethyl group in charge transfer layer
GB2088074B (en) * 1980-09-26 1984-12-19 Copyer Co Electrophotographic photosensitive member
US4390611A (en) * 1980-09-26 1983-06-28 Shozo Ishikawa Electrophotographic photosensitive azo pigment containing members
US4400455A (en) * 1980-12-10 1983-08-23 Ricoh Company Ltd. Layered organic electrophotographic photoconductor element comprising bisazo generating and hydrazone transport layers
JPS5799648A (en) * 1980-12-13 1982-06-21 Copyer Co Ltd Electrophotographic receptor
US4423129A (en) * 1980-12-17 1983-12-27 Canon Kabushiki Kaisha Electrophotographic member having layer containing methylidenyl hydrazone compound
GB2096134B (en) * 1981-02-03 1985-07-17 Canon Kk Heterocyclic hydrazones for use in electrophotographic photosensitive members
US4418133A (en) * 1981-03-27 1983-11-29 Canon Kabushiki Kaisha Disazo photoconductive material and electrophotographic photosensitive member having disazo pigment layer
JPS57195255A (en) * 1981-05-26 1982-11-30 Canon Inc Electrophotographic receptor
US4427753A (en) 1981-06-02 1984-01-24 Canon Kabushiki Kaisha Electrophotographic photosensitive member with disazo or trisazo compound
US4399207A (en) * 1981-07-31 1983-08-16 Canon Kabushiki Kaisha Electrophotographic photosensitive member with hydrazone compound
US4456671A (en) * 1981-12-23 1984-06-26 Canon Kabushiki Kaisha Electrophotographic photosensitive member having a photosensitive layer containing a hydrazone compound
JPS58199353A (ja) * 1982-05-17 1983-11-19 Canon Inc 電子写真感光体
JPS5915251A (ja) * 1982-07-16 1984-01-26 Mitsubishi Chem Ind Ltd 電子写真用感光体
JPS59195242A (ja) * 1983-04-20 1984-11-06 Canon Inc 積層型電子写真感光体
US4515882A (en) * 1984-01-03 1985-05-07 Xerox Corporation Overcoated electrophotographic imaging system
JPH0719063B2 (ja) * 1984-04-18 1995-03-06 三菱化学株式会社 画像形成方法
JPS6148859A (ja) * 1984-08-17 1986-03-10 Konishiroku Photo Ind Co Ltd 正帯電用感光体
JPS61123849A (ja) * 1984-11-21 1986-06-11 Canon Inc 電子写真感光体
US4584253A (en) * 1984-12-24 1986-04-22 Xerox Corporation Electrophotographic imaging system
US4599286A (en) * 1984-12-24 1986-07-08 Xerox Corporation Photoconductive imaging member with stabilizer in charge transfer layer
US4563408A (en) * 1984-12-24 1986-01-07 Xerox Corporation Photoconductive imaging member with hydroxyaromatic antioxidant
US4882257A (en) * 1987-05-27 1989-11-21 Canon Kabushiki Kaisha Electrophotographic device
US4883731A (en) * 1988-01-04 1989-11-28 Xerox Corporation Imaging system
US4880715A (en) * 1988-01-04 1989-11-14 Xerox Corporation Imaging system
US5047304A (en) * 1989-10-18 1991-09-10 Canon Kabushiki Kaisha Electrophotographic photosensitive member
US5093218A (en) * 1989-10-19 1992-03-03 Canon Kabushiki Kaisha Electrophotographic photosensitive member having an azo pigment
JP3158831B2 (ja) * 1994-01-11 2001-04-23 富士電機株式会社 無金属フタロシアニンとその製法および電子写真感光体
JPH08209023A (ja) 1994-11-24 1996-08-13 Fuji Electric Co Ltd チタニルオキシフタロシアニン結晶とその製法及び電子写真感光体
US5925486A (en) * 1997-12-11 1999-07-20 Lexmark International, Inc. Imaging members with improved wear characteristics
US6017665A (en) * 1998-02-26 2000-01-25 Mitsubishi Chemical America Charge generation layers and charge transport layers and organic photoconductive imaging receptors containing the same, and method for preparing the same
DE19809669A1 (de) * 1998-03-06 1999-09-09 Bayer Ag Wasserdispergierbare Polyisocyanatzubereitungen zur Herstellung von wiederaufschließbarem Papier
US6066426A (en) * 1998-10-14 2000-05-23 Imation Corp. Organophotoreceptors for electrophotography featuring novel charge transport compounds
US6340548B1 (en) 2000-03-16 2002-01-22 Imation Corp. Organophotoreceptors for electrophotography featuring novel charge transport compounds
US7541123B2 (en) * 2005-06-20 2009-06-02 Xerox Corporation Imaging member
US7361440B2 (en) * 2005-08-09 2008-04-22 Xerox Corporation Anticurl backing layer for electrostatographic imaging members
US7422831B2 (en) * 2005-09-15 2008-09-09 Xerox Corporation Anticurl back coating layer electrophotographic imaging members
US7504187B2 (en) * 2005-09-15 2009-03-17 Xerox Corporation Mechanically robust imaging member overcoat
US7462434B2 (en) * 2005-12-21 2008-12-09 Xerox Corporation Imaging member with low surface energy polymer in anti-curl back coating layer
US7455941B2 (en) * 2005-12-21 2008-11-25 Xerox Corporation Imaging member with multilayer anti-curl back coating
US7754404B2 (en) * 2005-12-27 2010-07-13 Xerox Corporation Imaging member
US7517624B2 (en) * 2005-12-27 2009-04-14 Xerox Corporation Imaging member
US20070248813A1 (en) * 2006-04-25 2007-10-25 Xerox Corporation Imaging member having styrene
US7527906B2 (en) * 2006-06-20 2009-05-05 Xerox Corporation Imaging member having adjustable friction anticurl back coating
US7524597B2 (en) * 2006-06-22 2009-04-28 Xerox Corporation Imaging member having nano-sized phase separation in various layers
US7582399B1 (en) * 2006-06-22 2009-09-01 Xerox Corporation Imaging member having nano polymeric gel particles in various layers
US7767373B2 (en) * 2006-08-23 2010-08-03 Xerox Corporation Imaging member having high molecular weight binder
US7943278B2 (en) * 2008-04-07 2011-05-17 Xerox Corporation Low friction electrostatographic imaging member
US8026028B2 (en) * 2008-04-07 2011-09-27 Xerox Corporation Low friction electrostatographic imaging member
US8084173B2 (en) * 2008-04-07 2011-12-27 Xerox Corporation Low friction electrostatographic imaging member
US7998646B2 (en) * 2008-04-07 2011-08-16 Xerox Corporation Low friction electrostatographic imaging member
US8007970B2 (en) * 2008-04-07 2011-08-30 Xerox Corporation Low friction electrostatographic imaging member
US8021812B2 (en) * 2008-04-07 2011-09-20 Xerox Corporation Low friction electrostatographic imaging member
US8168356B2 (en) * 2009-05-01 2012-05-01 Xerox Corporation Structurally simplified flexible imaging members
US8173341B2 (en) * 2009-05-01 2012-05-08 Xerox Corporation Flexible imaging members without anticurl layer
US8124305B2 (en) * 2009-05-01 2012-02-28 Xerox Corporation Flexible imaging members without anticurl layer
US20100297544A1 (en) 2009-05-22 2010-11-25 Xerox Corporation Flexible imaging members having a plasticized imaging layer
US8378972B2 (en) * 2009-06-01 2013-02-19 Apple Inc. Keyboard with increased control of backlit keys
US8278017B2 (en) * 2009-06-01 2012-10-02 Xerox Corporation Crack resistant imaging member preparation and processing method
US8003285B2 (en) * 2009-08-31 2011-08-23 Xerox Corporation Flexible imaging member belts
US8241825B2 (en) 2009-08-31 2012-08-14 Xerox Corporation Flexible imaging member belts
US20110136049A1 (en) * 2009-12-08 2011-06-09 Xerox Corporation Imaging members comprising fluoroketone
US8232030B2 (en) 2010-03-17 2012-07-31 Xerox Corporation Curl-free imaging members with a slippery surface
US8343700B2 (en) 2010-04-16 2013-01-01 Xerox Corporation Imaging members having stress/strain free layers
US8541151B2 (en) 2010-04-19 2013-09-24 Xerox Corporation Imaging members having a novel slippery overcoat layer
US8404413B2 (en) 2010-05-18 2013-03-26 Xerox Corporation Flexible imaging members having stress-free imaging layer(s)
US8470505B2 (en) 2010-06-10 2013-06-25 Xerox Corporation Imaging members having improved imaging layers
US8394560B2 (en) 2010-06-25 2013-03-12 Xerox Corporation Imaging members having an enhanced charge blocking layer
US8475983B2 (en) 2010-06-30 2013-07-02 Xerox Corporation Imaging members having a chemical resistive overcoat layer
US8263298B1 (en) 2011-02-24 2012-09-11 Xerox Corporation Electrically tunable and stable imaging members
US8465892B2 (en) 2011-03-18 2013-06-18 Xerox Corporation Chemically resistive and lubricated overcoat
US8877413B2 (en) 2011-08-23 2014-11-04 Xerox Corporation Flexible imaging members comprising improved ground strip
US9017907B2 (en) 2013-07-11 2015-04-28 Xerox Corporation Flexible imaging members having externally plasticized imaging layer(s)
US9046798B2 (en) 2013-08-16 2015-06-02 Xerox Corporation Imaging members having electrically and mechanically tuned imaging layers
US9091949B2 (en) 2013-08-16 2015-07-28 Xerox Corporation Imaging members having electrically and mechanically tuned imaging layers
US9017908B2 (en) 2013-08-20 2015-04-28 Xerox Corporation Photoelectrical stable imaging members
US9075327B2 (en) 2013-09-20 2015-07-07 Xerox Corporation Imaging members and methods for making the same
US10544302B2 (en) * 2015-02-26 2020-01-28 Sabic Global Technologies B.V. Polycarbonate and liquid crystal polymer blends

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB930988A (en) * 1958-07-03 1963-07-10 Ozalid Co Ltd Improvements in and relating to electrophotographic reproduction materials
BE585419A (de) * 1958-12-19
FR1547196A (fr) * 1966-12-20 1968-11-22 Agfa Gevaert Nv Compositions photoconductrices spectralement sensibilisées
US3615533A (en) * 1968-03-11 1971-10-26 Eastman Kodak Co Heat and light sensitive layers containing hydrazones
US3549358A (en) * 1968-12-23 1970-12-22 Ibm Electrophotographic process using organic photoconductors having at least two chromophores
DE2246254C2 (de) * 1972-09-21 1982-07-01 Hoechst Ag, 6000 Frankfurt Elektrophotographisches Aufzeichnungsmaterial
DE2246256C2 (de) * 1972-09-21 1982-07-01 Hoechst Ag, 6000 Frankfurt Elektrophotographisches Aufzeichnungsmaterial
US3977870A (en) * 1972-09-21 1976-08-31 Hoechst Aktiengesellschaft Dual layer electrophotographic recording material
NL184708C (nl) * 1975-07-04 1989-10-02 Oce Van Der Grinten Nv Elektrofotografisch kopieerprocede en produkt daarmee verkregen.
DE2635887C3 (de) * 1975-09-15 1981-11-19 International Business Machines Corp., 10504 Armonk, N.Y. Verfahren zur Herstellung eines elektrophotographischen Aufzeichnungsmaterial
JPS52128373A (en) * 1976-04-19 1977-10-27 Ricoh Co Ltd 3-(9-fluorenylidene) carbazole derivatives, their preparations, and sensitized material for
US4192677A (en) * 1976-05-18 1980-03-11 Ricoh Co., Ltd. 1,3,4-Oxadiazole derivatives and use thereof
US4150987A (en) * 1977-10-17 1979-04-24 International Business Machines Corporation Hydrazone containing charge transport element and photoconductive process of using same

Also Published As

Publication number Publication date
US4256821A (en) 1981-03-17
EP0013172A2 (de) 1980-07-09
CA1133311A (en) 1982-10-12
JPS5584943A (en) 1980-06-26
EP0013172A3 (en) 1980-08-06
JPS6136223B2 (de) 1986-08-16
EP0013172B1 (de) 1983-09-07

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