DE3049184A1 - Elektrophotographisches element - Google Patents

Elektrophotographisches element

Info

Publication number
DE3049184A1
DE3049184A1 DE19803049184 DE3049184A DE3049184A1 DE 3049184 A1 DE3049184 A1 DE 3049184A1 DE 19803049184 DE19803049184 DE 19803049184 DE 3049184 A DE3049184 A DE 3049184A DE 3049184 A1 DE3049184 A1 DE 3049184A1
Authority
DE
Germany
Prior art keywords
disazo pigment
charge transfer
nhnoc
layer
electrophotographic element
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
DE19803049184
Other languages
German (de)
English (en)
Other versions
DE3049184C2 (https=
Inventor
Mitsuru Numazu Shizuoka 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
Publication of DE3049184A1 publication Critical patent/DE3049184A1/de
Application granted granted Critical
Publication of DE3049184C2 publication Critical patent/DE3049184C2/de
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B56/00—Azo dyes containing other chromophoric systems
    • C09B56/02—Azomethine-azo dyes
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
    • C09B35/00—Disazo and polyazo dyes of the type A<-D->B prepared by diazotising and coupling
    • C09B35/02—Disazo dyes
    • C09B35/039—Disazo dyes characterised by the tetrazo component
    • C09B35/34—Disazo dyes characterised by the tetrazo component the tetrazo component being heterocyclic
    • 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 or 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photoreceptors In Electrophotography (AREA)
DE19803049184 1979-12-28 1980-12-24 Elektrophotographisches element Granted DE3049184A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17045879A JPS5694360A (en) 1979-12-28 1979-12-28 Electrophotographic receptor

Publications (2)

Publication Number Publication Date
DE3049184A1 true DE3049184A1 (de) 1981-09-10
DE3049184C2 DE3049184C2 (https=) 1989-11-02

Family

ID=15905304

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803049184 Granted DE3049184A1 (de) 1979-12-28 1980-12-24 Elektrophotographisches element

Country Status (3)

Country Link
US (1) US4327168A (https=)
JP (1) JPS5694360A (https=)
DE (1) DE3049184A1 (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3318282A1 (de) * 1982-05-19 1983-11-24 Canon K.K., Tokyo Lichtempfindliches element fuer elektrofotografische zwecke
EP0153145A3 (en) * 1984-02-13 1986-02-05 Konishiroku Photo Industry Co. Ltd. Photoreceptor
EP0188055A3 (en) * 1984-08-28 1987-07-08 Konishiroku Photo Industry Co. Ltd. Photoreceptor

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4390608A (en) * 1980-12-09 1983-06-28 Ricoh Company, Ltd. Layered charge generator/transport electrophotographic photoconductor uses bisazo pigment
US4481271A (en) * 1980-12-15 1984-11-06 Ricoh Company, Ltd. Layered electrophotographic photoconductor containing a hydrazone
EP0168343B1 (de) * 1984-06-15 1991-05-02 Ciba-Geigy Ag Neue Metallkomplexe, Verfahren zu ihrer Herstellung ihre Verwendung zum Färben von hochmolekularem organischem Material
JPS6148859A (ja) * 1984-08-17 1986-03-10 Konishiroku Photo Ind Co Ltd 正帯電用感光体
US4713307A (en) * 1986-04-11 1987-12-15 Xerox Corporation Organic azo photoconductor imaging members
US4797337A (en) * 1987-07-27 1989-01-10 Xerox Corporation Disazo photoconductive imaging members
DE69104245T2 (de) * 1990-03-12 1995-04-06 Rca Licensing Corp Elektrophotographisches Herstellungsverfahren für lichtgebenden Schirmzusammenbau für CRT.
US5413885A (en) * 1993-12-22 1995-05-09 Rca Thompson Licensing Corp. Organic photoconductor for an electrophotographic screening process for a CRT
JP3563916B2 (ja) * 1996-04-26 2004-09-08 キヤノン株式会社 電子写真感光体、この電子写真感光体を用いた電子写真装置及びプロセスカートリッジ
US6174637B1 (en) 2000-01-19 2001-01-16 Xerox Corporation Electrophotographic imaging member and process of making

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831557A1 (de) * 1977-07-18 1979-02-01 Ricoh Kk Elektrophotographisches aufzeichnungsmaterial

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4272598A (en) * 1977-04-27 1981-06-09 Ricoh Co., Ltd. Electrophotographic material containing disazo compounds
JPS6027017B2 (ja) * 1977-07-08 1985-06-26 株式会社リコー 電子写真用感光体

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2831557A1 (de) * 1977-07-18 1979-02-01 Ricoh Kk Elektrophotographisches aufzeichnungsmaterial

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3318282A1 (de) * 1982-05-19 1983-11-24 Canon K.K., Tokyo Lichtempfindliches element fuer elektrofotografische zwecke
EP0153145A3 (en) * 1984-02-13 1986-02-05 Konishiroku Photo Industry Co. Ltd. Photoreceptor
EP0188055A3 (en) * 1984-08-28 1987-07-08 Konishiroku Photo Industry Co. Ltd. Photoreceptor

Also Published As

Publication number Publication date
US4327168A (en) 1982-04-27
JPS5694360A (en) 1981-07-30
JPS6219745B2 (https=) 1987-04-30
DE3049184C2 (https=) 1989-11-02

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: BARZ, P., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 80803 MUENCHEN

8339 Ceased/non-payment of the annual fee