JPS56143437A - Electrophotographic receptor - Google Patents

Electrophotographic receptor

Info

Publication number
JPS56143437A
JPS56143437A JP4766880A JP4766880A JPS56143437A JP S56143437 A JPS56143437 A JP S56143437A JP 4766880 A JP4766880 A JP 4766880A JP 4766880 A JP4766880 A JP 4766880A JP S56143437 A JPS56143437 A JP S56143437A
Authority
JP
Japan
Prior art keywords
pigment
substance
optionally substituted
photosensitive layer
substituted benzene
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
JP4766880A
Other languages
English (en)
Other versions
JPS6243175B2 (ja
Inventor
Mitsuru Hashimoto
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 JP4766880A priority Critical patent/JPS56143437A/ja
Priority to US06/244,984 priority patent/US4343882A/en
Priority to DE3114650A priority patent/DE3114650C2/de
Publication of JPS56143437A publication Critical patent/JPS56143437A/ja
Publication of JPS6243175B2 publication Critical patent/JPS6243175B2/ja
Granted legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02Disazo dyes
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02Disazo dyes
    • C09B35/039Disazo dyes characterised by the tetrazo component
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G5/00Recording members for original recording by exposure, e.g. to light, to heat, to electrons; Manufacture thereof; Selection of materials therefor
    • G03G5/02Charge-receiving layers
    • G03G5/04Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor
    • G03G5/06Photoconductive layers; Charge-generation layers or charge-transporting layers; Additives therefor; Binders therefor characterised by the photoconductive material being organic
    • G03G5/0664Dyes
    • G03G5/0675Azo dyes
    • G03G5/0679Disazo dyes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photoreceptors In Electrophotography (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
JP4766880A 1980-04-11 1980-04-11 Electrophotographic receptor Granted JPS56143437A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP4766880A JPS56143437A (en) 1980-04-11 1980-04-11 Electrophotographic receptor
US06/244,984 US4343882A (en) 1980-04-11 1981-03-18 Electrophotographic bisazo photoconductor
DE3114650A DE3114650C2 (de) 1980-04-11 1981-04-10 Elektrophotographisches Aufzeichnungsmaterial

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4766880A JPS56143437A (en) 1980-04-11 1980-04-11 Electrophotographic receptor

Publications (2)

Publication Number Publication Date
JPS56143437A true JPS56143437A (en) 1981-11-09
JPS6243175B2 JPS6243175B2 (ja) 1987-09-11

Family

ID=12781634

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4766880A Granted JPS56143437A (en) 1980-04-11 1980-04-11 Electrophotographic receptor

Country Status (3)

Country Link
US (1) US4343882A (ja)
JP (1) JPS56143437A (ja)
DE (1) DE3114650C2 (ja)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6278562A (ja) * 1985-10-02 1987-04-10 Canon Inc 電子写真感光体
JPS6336256A (ja) * 1986-07-31 1988-02-16 Fuji Xerox Co Ltd 電子写真感光体
US5501927A (en) * 1990-04-27 1996-03-26 Fuji Xerox Co., Ltd. Electrophotographic photoreceptors

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4436800A (en) 1981-05-28 1984-03-13 Ricoh Co., Ltd. Multilayer electrophotographic element containing a trisazo charge carrier generating substance and a hydrazone charge carrier transfer substance
US4486522A (en) * 1982-05-20 1984-12-04 Ricoh Company, Ltd. Tetrazonium salt, novel disazo compound, method of preparing same and electrophotographic element using same
US4537844A (en) * 1982-10-08 1985-08-27 Ricoh Co. Ltd. Electrophotographic element containing disazo compound
DE3515177A1 (de) * 1984-04-27 1985-11-07 Ricoh Co., Ltd., Tokio/Tokyo Elektrophotographische originaldruckform und verfahren zur herstellung von druckplatten
US7960080B2 (en) * 2008-03-31 2011-06-14 Xerox Corporation Oxadiazole containing photoconductors

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB768999A (en) * 1952-09-12 1957-02-27 Ciba Ltd New disazo-dyestuffs and process for making them
DE1544556A1 (de) * 1966-01-14 1970-04-09 Bayer Ag Azofarbstoffe und Verfahren zu deren Herstellung
IT946574B (it) * 1971-03-30 1973-05-21 Ibm Procedimento elettrofotografico impiegante disazopigmenti
US4299896A (en) * 1977-07-18 1981-11-10 Ricoh Co., Ltd. Electrophotographic sensitive materials containing a disazo pigment

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6278562A (ja) * 1985-10-02 1987-04-10 Canon Inc 電子写真感光体
JPH0549100B2 (ja) * 1985-10-02 1993-07-23 Canon Kk
JPS6336256A (ja) * 1986-07-31 1988-02-16 Fuji Xerox Co Ltd 電子写真感光体
JPH0579984B2 (ja) * 1986-07-31 1993-11-05 Fuji Xerox Co Ltd
US5501927A (en) * 1990-04-27 1996-03-26 Fuji Xerox Co., Ltd. Electrophotographic photoreceptors

Also Published As

Publication number Publication date
DE3114650A1 (de) 1982-04-29
US4343882A (en) 1982-08-10
JPS6243175B2 (ja) 1987-09-11
DE3114650C2 (de) 1986-06-12

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