DE2966286D1 - Electrophotographic element - Google Patents

Electrophotographic element

Info

Publication number
DE2966286D1
DE2966286D1 DE7979302889T DE2966286T DE2966286D1 DE 2966286 D1 DE2966286 D1 DE 2966286D1 DE 7979302889 T DE7979302889 T DE 7979302889T DE 2966286 T DE2966286 T DE 2966286T DE 2966286 D1 DE2966286 D1 DE 2966286D1
Authority
DE
Germany
Prior art keywords
electrophotographic element
electrophotographic
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
DE7979302889T
Other languages
English (en)
Inventor
Akio Kozima
Eiichi Akutsu
Kiyomi Ichizuka
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 DE2966286D1 publication Critical patent/DE2966286D1/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)
  • Light Receiving Elements (AREA)
DE7979302889T 1978-12-13 1979-12-13 Electrophotographic element Expired DE2966286D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP53154474A JPS6029944B2 (ja) 1978-12-13 1978-12-13 積層型電子写真感光体及びその製造方法

Publications (1)

Publication Number Publication Date
DE2966286D1 true DE2966286D1 (en) 1983-11-10

Family

ID=15585034

Family Applications (1)

Application Number Title Priority Date Filing Date
DE7979302889T Expired DE2966286D1 (en) 1978-12-13 1979-12-13 Electrophotographic element

Country Status (5)

Country Link
US (1) US4348470A (de)
EP (1) EP0012611B1 (de)
JP (1) JPS6029944B2 (de)
CA (1) CA1136471A (de)
DE (1) DE2966286D1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6035057B2 (ja) * 1979-07-13 1985-08-12 株式会社リコー 電子写真用感光体
JPS57182748A (en) * 1981-05-07 1982-11-10 Konishiroku Photo Ind Co Ltd Electrophotographic receptor
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
US4439506A (en) * 1981-05-28 1984-03-27 Ricoh Co., Ltd. Multilayer electrophotographic element containing a trisazo charge carrier generating substance and an anthracene or divinyl benzene charge carrier transfer substance
JPS58194036A (ja) * 1982-05-08 1983-11-11 Canon Inc 光導電性組成物の製造法
JPS5942352A (ja) * 1982-09-01 1984-03-08 Fuji Photo Film Co Ltd ジスアゾ化合物、それを含む光導電性組成物及び電子写真感光体
JPS59223433A (ja) * 1983-06-03 1984-12-15 Fuji Photo Film Co Ltd 光導電性組成物及びそれを用いた電子写真感光体
JPS6148859A (ja) * 1984-08-17 1986-03-10 Konishiroku Photo Ind Co Ltd 正帯電用感光体

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1020506A (en) * 1960-12-29 1966-02-16 Gevaert Photo Prod Nv Photoconductive recording materials
US3488189A (en) * 1965-12-30 1970-01-06 Xerox Corp Electrophotographic recording member having solid crystalline plasticizer available at the imaging surface
FR1547196A (fr) * 1966-12-20 1968-11-22 Agfa Gevaert Nv Compositions photoconductrices spectralement sensibilisées
US3549358A (en) * 1968-12-23 1970-12-22 Ibm Electrophotographic process using organic photoconductors having at least two chromophores
JPS4817354B1 (de) * 1970-07-20 1973-05-29
GB1361990A (en) * 1971-08-12 1974-07-30 Gestetner Ltd Electrophotographic reproduction
US4026704A (en) * 1971-12-08 1977-05-31 Hoechst Aktiengesellschaft Electrophotographic recording material
DE2246254C2 (de) * 1972-09-21 1982-07-01 Hoechst Ag, 6000 Frankfurt Elektrophotographisches Aufzeichnungsmaterial
DE2237539C3 (de) * 1972-07-31 1981-05-21 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
US3775105A (en) * 1972-12-26 1973-11-27 Ibm Disazo pigment sensitized photoconductor
US3837851A (en) * 1973-01-15 1974-09-24 Ibm Photoconductor overcoated with triarylpyrazoline charge transport layer
SU471571A1 (ru) * 1973-12-29 1975-05-25 Специальное Конструкторское Бюро Оргтехники Электофотографический материал дл офсетных печатных форм
US4018607A (en) * 1974-05-03 1977-04-19 Eastman Kodak Company Crystalline organic pigment sensitizers for photoconductive layers
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

Also Published As

Publication number Publication date
EP0012611A2 (de) 1980-06-25
EP0012611B1 (de) 1983-10-05
JPS5579449A (en) 1980-06-14
CA1136471A (en) 1982-11-30
US4348470A (en) 1982-09-07
JPS6029944B2 (ja) 1985-07-13
EP0012611A3 (en) 1980-07-23

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