EP0743561A3 - Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus - Google Patents

Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Download PDF

Info

Publication number
EP0743561A3
EP0743561A3 EP96107814A EP96107814A EP0743561A3 EP 0743561 A3 EP0743561 A3 EP 0743561A3 EP 96107814 A EP96107814 A EP 96107814A EP 96107814 A EP96107814 A EP 96107814A EP 0743561 A3 EP0743561 A3 EP 0743561A3
Authority
EP
European Patent Office
Prior art keywords
electrophotographic
photosensitive member
process cartridge
electrophotographic photosensitive
electrophotographic apparatus
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
EP96107814A
Other languages
German (de)
French (fr)
Other versions
EP0743561B1 (en
EP0743561A2 (en
Inventor
Suzuki c/o Canon K.K. Koichi
Takai c/o Canon K.K. Hideyuki
Kunieda c/o Canon K.K. Mitsuhiro
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Publication of EP0743561A2 publication Critical patent/EP0743561A2/en
Publication of EP0743561A3 publication Critical patent/EP0743561A3/en
Application granted granted Critical
Publication of EP0743561B1 publication Critical patent/EP0743561B1/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03G5/05—Organic bonding materials; Methods for coating a substrate with a photoconductive layer; Inert supplements for use in photoconductive layers
    • 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
    • G03G5/0694—Azo dyes containing more than three azo groups
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • 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
    • 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
    • G03G5/0687—Trisazo dyes

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photoreceptors In Electrophotography (AREA)

Abstract

An electrophotographic photosensitive member is disclosed which has a photosensitive layer on a conductive support. The photosensitive layer contains an oxytitanium phthalocyanine and an azo pigment represented by the following Formula (1): Ar(N=N-Cp)n.
Also, disclosed are a process cartridge and an electrophotographic apparatus using the electrophotographic photosensitive member.
EP96107814A 1995-05-17 1996-05-15 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus Expired - Lifetime EP0743561B1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP141420/95 1995-05-17
JP14142095 1995-05-17
JP14142095 1995-05-17

Publications (3)

Publication Number Publication Date
EP0743561A2 EP0743561A2 (en) 1996-11-20
EP0743561A3 true EP0743561A3 (en) 1998-01-21
EP0743561B1 EP0743561B1 (en) 2001-02-28

Family

ID=15291593

Family Applications (1)

Application Number Title Priority Date Filing Date
EP96107814A Expired - Lifetime EP0743561B1 (en) 1995-05-17 1996-05-15 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus

Country Status (6)

Country Link
EP (1) EP0743561B1 (en)
KR (1) KR100230539B1 (en)
CN (1) CN1085352C (en)
DE (1) DE69611857T2 (en)
HK (1) HK1011735A1 (en)
SG (1) SG52802A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6218063B1 (en) * 1998-08-26 2001-04-17 Canon Kabushiki Kaisha Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
JP2000162806A (en) 1998-11-30 2000-06-16 Canon Inc Electrophotographic photoreceptor, its production, process cartridge and electrophotographic device
US6773856B2 (en) 2001-11-09 2004-08-10 Canon Kabushiki Kaisha Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
CN100349070C (en) * 2004-11-25 2007-11-14 同济大学 Azo/phthalocyanine composite single layer organic photoconductor and preparing method therefor
US8206880B2 (en) 2009-06-05 2012-06-26 Ricoh Company, Ltd. Electrophotographic photoreceptor, and image forming apparatus and process cartridge therefor using the photoreceptor
JP5610907B2 (en) 2009-08-18 2014-10-22 キヤノン株式会社 Electrophotographic photosensitive member, process cartridge, and electrophotographic apparatus
JP5623886B2 (en) * 2009-12-09 2014-11-12 富士フイルム株式会社 Colored photosensitive composition, method for producing color filter, color filter, and liquid crystal display device

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63313165A (en) * 1987-06-17 1988-12-21 Canon Inc Electrophotographic sensitive body
JPH01246558A (en) * 1988-03-29 1989-10-02 Konica Corp Electrophotographic sensitive body
JPH01257862A (en) * 1988-04-07 1989-10-13 Mitsubishi Paper Mills Ltd Electrophotographic planographic printing plate
JPH01270060A (en) * 1988-04-22 1989-10-27 Konica Corp Photosensitive body
JPH0337656A (en) * 1989-07-04 1991-02-19 Konica Corp Electrophotographic sensitive body
US5190839A (en) * 1988-07-04 1993-03-02 Konica Corporation Electrophotographic photoreceptor
US5411828A (en) * 1992-02-05 1995-05-02 Canon Kabushiki Kaisha Electrophotographic photosensitive member, and electrophotographic apparatus, device unit and facsimile machine having the photosensitive member
EP0658814A2 (en) * 1993-11-29 1995-06-21 Canon Kabushiki Kaisha Electrophotographic photosensitive member, electrophotographic apparatus including same and electrophotographic apparatus unit
EP0686878A1 (en) * 1994-06-10 1995-12-13 Canon Kabushiki Kaisha Electrophotographic photosensitive member, electrophotographic apparatus including same and electrophotrographic apparatus unit

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63313165A (en) * 1987-06-17 1988-12-21 Canon Inc Electrophotographic sensitive body
JPH01246558A (en) * 1988-03-29 1989-10-02 Konica Corp Electrophotographic sensitive body
JPH01257862A (en) * 1988-04-07 1989-10-13 Mitsubishi Paper Mills Ltd Electrophotographic planographic printing plate
JPH01270060A (en) * 1988-04-22 1989-10-27 Konica Corp Photosensitive body
US5190839A (en) * 1988-07-04 1993-03-02 Konica Corporation Electrophotographic photoreceptor
JPH0337656A (en) * 1989-07-04 1991-02-19 Konica Corp Electrophotographic sensitive body
US5411828A (en) * 1992-02-05 1995-05-02 Canon Kabushiki Kaisha Electrophotographic photosensitive member, and electrophotographic apparatus, device unit and facsimile machine having the photosensitive member
EP0658814A2 (en) * 1993-11-29 1995-06-21 Canon Kabushiki Kaisha Electrophotographic photosensitive member, electrophotographic apparatus including same and electrophotographic apparatus unit
EP0686878A1 (en) * 1994-06-10 1995-12-13 Canon Kabushiki Kaisha Electrophotographic photosensitive member, electrophotographic apparatus including same and electrophotrographic apparatus unit

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
DATABASE WPI Section Ch Week 8906, Derwent World Patents Index; Class E21, AN 89-041982, XP002048229 *
DATABASE WPI Section Ch Week 8949, Derwent World Patents Index; Class A89, AN 89-360425, XP002048228 *
PATENT ABSTRACTS OF JAPAN vol. 013, no. 583 (P - 981) 22 December 1989 (1989-12-22) *
PATENT ABSTRACTS OF JAPAN vol. 014, no. 008 (P - 987) 10 January 1990 (1990-01-10) *
PATENT ABSTRACTS OF JAPAN vol. 015, no. 176 (P - 1198) 7 May 1991 (1991-05-07) *

Also Published As

Publication number Publication date
KR960042234A (en) 1996-12-21
CN1085352C (en) 2002-05-22
DE69611857D1 (en) 2001-04-05
CN1159613A (en) 1997-09-17
SG52802A1 (en) 1998-09-28
KR100230539B1 (en) 1999-11-15
EP0743561B1 (en) 2001-02-28
DE69611857T2 (en) 2001-08-02
HK1011735A1 (en) 1999-07-16
EP0743561A2 (en) 1996-11-20

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