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JPS53133445A - Electrophotographic photoreceptor - Google Patents

Electrophotographic photoreceptor

Info

Publication number
JPS53133445A
JPS53133445A JP4886077A JP4886077A JPS53133445A JP S53133445 A JPS53133445 A JP S53133445A JP 4886077 A JP4886077 A JP 4886077A JP 4886077 A JP4886077 A JP 4886077A JP S53133445 A JPS53133445 A JP S53133445A
Authority
JP
Japan
Prior art keywords
electrophotographic photoreceptor
elevate
sensitivity
flexibility
act
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.)
Granted
Application number
JP4886077A
Other languages
Japanese (ja)
Other versions
JPS6027014B2 (en
Inventor
Masaomi Sasaki
Kiyoshi Sakai
Mitsuru Hashimoto
Masabumi Oota
Akio Kojima
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
Priority to JP4886077A priority Critical patent/JPS6027014B2/en
Priority to US05/898,130 priority patent/US4272598A/en
Priority to US05/961,963 priority patent/US4242260A/en
Publication of JPS53133445A publication Critical patent/JPS53133445A/en
Publication of JPS6027014B2 publication Critical patent/JPS6027014B2/en
Expired legal-status Critical Current

Links

Landscapes

  • Photoreceptors In Electrophotography (AREA)

Abstract

PURPOSE: To add a specified disazo pigment widely selectable to a photosensitive layer, to allow it to act as an effective component in various electrophotographic processes, and thereby to elevate the electrophotographic photoreceptor in sensitivity and flexibility.
COPYRIGHT: (C)1978,JPO&Japio
JP4886077A 1977-04-27 1977-04-27 Electrophotographic photoreceptor Expired JPS6027014B2 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP4886077A JPS6027014B2 (en) 1977-04-27 1977-04-27 Electrophotographic photoreceptor
US05/898,130 US4272598A (en) 1977-04-27 1978-04-20 Electrophotographic material containing disazo compounds
US05/961,963 US4242260A (en) 1977-04-27 1978-11-20 2-Hydroxy-3-carbonylanilinonaphth-1-yl disazo derivatives and 1-phenyl-3-methyl-5-hydroxypyrazol-4-yl disazo derivatives of 1,4-bis(4-aminostyryl) benzene

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4886077A JPS6027014B2 (en) 1977-04-27 1977-04-27 Electrophotographic photoreceptor

Publications (2)

Publication Number Publication Date
JPS53133445A true JPS53133445A (en) 1978-11-21
JPS6027014B2 JPS6027014B2 (en) 1985-06-26

Family

ID=12815018

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4886077A Expired JPS6027014B2 (en) 1977-04-27 1977-04-27 Electrophotographic photoreceptor

Country Status (1)

Country Link
JP (1) JPS6027014B2 (en)

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3023117A1 (en) * 1979-06-20 1981-01-29 Ricoh Kk BISAZO CONNECTIONS AND METHOD FOR THEIR PRODUCTION
DE3023116A1 (en) * 1979-06-20 1981-02-05 Ricoh Kk BISAZO CONNECTIONS AND METHOD FOR THEIR PRODUCTION
JPS587642A (en) * 1981-07-08 1983-01-17 Mitsubishi Chem Ind Ltd Electrophotographic receptor
JPS5830761A (en) * 1981-08-18 1983-02-23 Canon Inc Electrophotographic receptor
JPS58123541A (en) * 1982-01-18 1983-07-22 Fuji Photo Film Co Ltd Bisazo compound, photoconductive composition containing it, and electrophotographic receptor
JPS58192042A (en) * 1982-05-04 1983-11-09 Fuji Photo Film Co Ltd Dis-azo compound, photoconductive composition and electrophotographic receptor containing it
JPS58219263A (en) * 1982-06-15 1983-12-20 Fuji Photo Film Co Ltd Disazo compound, photoconductive composition containing the same, and photosensitive material for electro- photography
DE3447685A1 (en) * 1983-12-28 1985-07-18 Ricoh Co., Ltd., Tokio/Tokyo DISAZO CONNECTIONS, METHOD FOR THEIR PRODUCTION AND AN ELECTROPHOTOGRAPHIC ELEMENT CONTAINING THESE CONNECTIONS
JPS60230151A (en) * 1984-04-27 1985-11-15 Ricoh Co Ltd Original printing plate for electrophotoengraving
US4672149A (en) * 1985-01-18 1987-06-09 Ricoh Co., Ltd. Photoelectric transducer element
JPH01302260A (en) * 1988-01-28 1989-12-06 Ricoh Co Ltd Electrophotographic sensitive body
WO2008090955A1 (en) 2007-01-25 2008-07-31 Hodogaya Chemical Co., Ltd. Photoreceptor for electrophotography
EP2000856A1 (en) 2007-06-04 2008-12-10 Ricoh Company, Ltd. Electrophotographic photoreceptor, image forming apparatus, and process cartridge
EP2033961A1 (en) 2007-09-10 2009-03-11 Ricoh Company, Ltd. Naphthalenetetracarboxylic acid diimide derivative and electrophotographic photoconductor having the same
US7560203B2 (en) 2003-12-01 2009-07-14 Ricoh Company, Ltd. Electrophotographic photoreceptor, method of image formation, image formation apparatus and process cartridge for image formation apparatus
EP2078988A2 (en) 2008-01-10 2009-07-15 Ricoh Company, Ltd. Image forming apparatus and image forming method
EP2146251A1 (en) 2008-07-15 2010-01-20 Ricoh Company, Ltd. Electrophotographic photoconductor, image forming apparatus using the same, and process cartridge
EP2341392A1 (en) 2004-11-24 2011-07-06 Hodogaya Chemical Co., Ltd. Electrophotographic photosensitive body
EP2485092A1 (en) 2004-11-22 2012-08-08 Hodogaya Chemical Co., Ltd. Electrophotographic photosensitive body
US8298734B2 (en) 2008-11-10 2012-10-30 Ricoh Company, Ltd. Electrophotographic photoreceptor, image forming method, image forming apparatus, and process cartridge
US8304153B2 (en) 2009-09-10 2012-11-06 Ricoh Company, Ltd. Electrophotographic photoreceptor, electrophotographic image forming method, electrophotographic image forming apparatus, electrophotographic process cartridge
US8486595B2 (en) 2009-09-10 2013-07-16 Ricoh Company, Ltd. Image bearing member, image forming apparatus, and process cartridge
US8535862B2 (en) 2010-07-07 2013-09-17 Ricoh Company, Ltd. Electrophotographic photoreceptor, image forming apparatus, and process cartridge
EP2759530A1 (en) 2013-01-29 2014-07-30 Takasago International Corporation Triphenylamine derivative, and charge transport material and electrophotographic photoreceptor using the same
WO2017138566A1 (en) 2016-02-08 2017-08-17 高砂香料工業株式会社 Triphenylamine derivative, charge transport material produced using same, and electrophotographic photoreceptor

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0228413U (en) * 1988-08-10 1990-02-23

Cited By (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3023116A1 (en) * 1979-06-20 1981-02-05 Ricoh Kk BISAZO CONNECTIONS AND METHOD FOR THEIR PRODUCTION
DE3023117A1 (en) * 1979-06-20 1981-01-29 Ricoh Kk BISAZO CONNECTIONS AND METHOD FOR THEIR PRODUCTION
JPH0115061B2 (en) * 1981-07-08 1989-03-15 Mitsubishi Kasei Kk
JPS587642A (en) * 1981-07-08 1983-01-17 Mitsubishi Chem Ind Ltd Electrophotographic receptor
JPS5830761A (en) * 1981-08-18 1983-02-23 Canon Inc Electrophotographic receptor
JPS58123541A (en) * 1982-01-18 1983-07-22 Fuji Photo Film Co Ltd Bisazo compound, photoconductive composition containing it, and electrophotographic receptor
JPH0441340B2 (en) * 1982-01-18 1992-07-08 Fuji Photo Film Co Ltd
JPH0434743B2 (en) * 1982-05-04 1992-06-08 Fuji Photo Film Co Ltd
JPS58192042A (en) * 1982-05-04 1983-11-09 Fuji Photo Film Co Ltd Dis-azo compound, photoconductive composition and electrophotographic receptor containing it
JPH0441341B2 (en) * 1982-06-15 1992-07-08 Fuji Photo Film Co Ltd
JPS58219263A (en) * 1982-06-15 1983-12-20 Fuji Photo Film Co Ltd Disazo compound, photoconductive composition containing the same, and photosensitive material for electro- photography
DE3447685A1 (en) * 1983-12-28 1985-07-18 Ricoh Co., Ltd., Tokio/Tokyo DISAZO CONNECTIONS, METHOD FOR THEIR PRODUCTION AND AN ELECTROPHOTOGRAPHIC ELEMENT CONTAINING THESE CONNECTIONS
JPS60230151A (en) * 1984-04-27 1985-11-15 Ricoh Co Ltd Original printing plate for electrophotoengraving
US4672149A (en) * 1985-01-18 1987-06-09 Ricoh Co., Ltd. Photoelectric transducer element
JPH01302260A (en) * 1988-01-28 1989-12-06 Ricoh Co Ltd Electrophotographic sensitive body
US7560203B2 (en) 2003-12-01 2009-07-14 Ricoh Company, Ltd. Electrophotographic photoreceptor, method of image formation, image formation apparatus and process cartridge for image formation apparatus
EP2485092A1 (en) 2004-11-22 2012-08-08 Hodogaya Chemical Co., Ltd. Electrophotographic photosensitive body
US8808951B2 (en) 2004-11-22 2014-08-19 Hodogaya Chemical Co., Ltd. Electrophotographic photosensitive body
EP2341392A1 (en) 2004-11-24 2011-07-06 Hodogaya Chemical Co., Ltd. Electrophotographic photosensitive body
EP2341393A1 (en) 2004-11-24 2011-07-06 Hodogaya Chemical Co., Ltd. Electrophotographic photosensitive body
WO2008090955A1 (en) 2007-01-25 2008-07-31 Hodogaya Chemical Co., Ltd. Photoreceptor for electrophotography
EP2000856A1 (en) 2007-06-04 2008-12-10 Ricoh Company, Ltd. Electrophotographic photoreceptor, image forming apparatus, and process cartridge
US8110326B2 (en) 2007-06-04 2012-02-07 Ricoh Company Limited Electrophotographic photoreceptor, image forming apparatus, and process cartridge
EP2033961A1 (en) 2007-09-10 2009-03-11 Ricoh Company, Ltd. Naphthalenetetracarboxylic acid diimide derivative and electrophotographic photoconductor having the same
EP2078988A2 (en) 2008-01-10 2009-07-15 Ricoh Company, Ltd. Image forming apparatus and image forming method
EP2146251A1 (en) 2008-07-15 2010-01-20 Ricoh Company, Ltd. Electrophotographic photoconductor, image forming apparatus using the same, and process cartridge
US8298734B2 (en) 2008-11-10 2012-10-30 Ricoh Company, Ltd. Electrophotographic photoreceptor, image forming method, image forming apparatus, and process cartridge
US8304153B2 (en) 2009-09-10 2012-11-06 Ricoh Company, Ltd. Electrophotographic photoreceptor, electrophotographic image forming method, electrophotographic image forming apparatus, electrophotographic process cartridge
US8486595B2 (en) 2009-09-10 2013-07-16 Ricoh Company, Ltd. Image bearing member, image forming apparatus, and process cartridge
US8535862B2 (en) 2010-07-07 2013-09-17 Ricoh Company, Ltd. Electrophotographic photoreceptor, image forming apparatus, and process cartridge
EP2759530A1 (en) 2013-01-29 2014-07-30 Takasago International Corporation Triphenylamine derivative, and charge transport material and electrophotographic photoreceptor using the same
WO2017138566A1 (en) 2016-02-08 2017-08-17 高砂香料工業株式会社 Triphenylamine derivative, charge transport material produced using same, and electrophotographic photoreceptor

Also Published As

Publication number Publication date
JPS6027014B2 (en) 1985-06-26

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