JPS6129499B2 - - Google Patents

Info

Publication number
JPS6129499B2
JPS6129499B2 JP53145356A JP14535678A JPS6129499B2 JP S6129499 B2 JPS6129499 B2 JP S6129499B2 JP 53145356 A JP53145356 A JP 53145356A JP 14535678 A JP14535678 A JP 14535678A JP S6129499 B2 JPS6129499 B2 JP S6129499B2
Authority
JP
Japan
Prior art keywords
photoreceptor
weight
disazo
disazo pigment
charge
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
JP53145356A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5573057A (en
Inventor
Masaomi Sasaki
Mitsuru Hashimoto
Tomiko Kawakami
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 JP14535678A priority Critical patent/JPS5573057A/ja
Priority to US06/096,279 priority patent/US4268596A/en
Priority to DE19792947760 priority patent/DE2947760A1/de
Publication of JPS5573057A publication Critical patent/JPS5573057A/ja
Publication of JPS6129499B2 publication Critical patent/JPS6129499B2/ja
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
    • 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
    • C09B35/205—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene
    • C09B35/215—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of a diaryl- or triaryl- alkane or-alkene of diarylethane or diarylethene
    • 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
    • G03G5/0683—Disazo dyes containing polymethine or anthraquinone groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photoreceptors In Electrophotography (AREA)
JP14535678A 1978-11-27 1978-11-27 Electrophotographic photoreceptor Granted JPS5573057A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP14535678A JPS5573057A (en) 1978-11-27 1978-11-27 Electrophotographic photoreceptor
US06/096,279 US4268596A (en) 1978-11-27 1979-11-21 Electrophotographic element having 1,4-bis(azostyryl)-2,5 dimethoxy benzene compounds as photoconductors
DE19792947760 DE2947760A1 (de) 1978-11-27 1979-11-27 Photosensitives element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14535678A JPS5573057A (en) 1978-11-27 1978-11-27 Electrophotographic photoreceptor

Publications (2)

Publication Number Publication Date
JPS5573057A JPS5573057A (en) 1980-06-02
JPS6129499B2 true JPS6129499B2 (enFirst) 1986-07-07

Family

ID=15383291

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14535678A Granted JPS5573057A (en) 1978-11-27 1978-11-27 Electrophotographic photoreceptor

Country Status (3)

Country Link
US (1) US4268596A (enFirst)
JP (1) JPS5573057A (enFirst)
DE (1) DE2947760A1 (enFirst)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4349616A (en) * 1979-12-28 1982-09-14 Ricoh Co., Ltd. Disazo pigment containing electrophotographic element
US4390611A (en) * 1980-09-26 1983-06-28 Shozo Ishikawa Electrophotographic photosensitive azo pigment containing members
US4399206A (en) * 1980-10-06 1983-08-16 Canon Kabushiki Kaisha Disazo electrophotographic photosensitive member
JPS5799648A (en) * 1980-12-13 1982-06-21 Copyer Co Ltd Electrophotographic receptor
US4418133A (en) * 1981-03-27 1983-11-29 Canon Kabushiki Kaisha Disazo photoconductive material and electrophotographic photosensitive member having disazo pigment layer
JPS5830761A (ja) * 1981-08-18 1983-02-23 Canon Inc 電子写真感光体
JPS59195242A (ja) * 1983-04-20 1984-11-06 Canon Inc 積層型電子写真感光体
US4882257A (en) * 1987-05-27 1989-11-21 Canon Kabushiki Kaisha Electrophotographic device
US5047304A (en) * 1989-10-18 1991-09-10 Canon Kabushiki Kaisha Electrophotographic photosensitive member
US5158847A (en) * 1989-10-19 1992-10-27 Canon Kabushiki Kaisha Electrophotographic photosensitive member comprising an azo pigment as a charge generating material
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
US6017665A (en) * 1998-02-26 2000-01-25 Mitsubishi Chemical America Charge generation layers and charge transport layers and organic photoconductive imaging receptors containing the same, and method for preparing the same

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE763389A (fr) * 1971-02-24 1971-08-24 Xerox Corp Nouvelle plaque xerographique contenant des pigments photoinjecteurs dequinones polynucleaires,
US4026704A (en) * 1971-12-08 1977-05-31 Hoechst Aktiengesellschaft Electrophotographic recording material
DE2246256C2 (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
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
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.

Also Published As

Publication number Publication date
JPS5573057A (en) 1980-06-02
US4268596A (en) 1981-05-19
DE2947760C2 (enFirst) 1989-06-08
DE2947760A1 (de) 1980-06-04

Similar Documents

Publication Publication Date Title
US4260672A (en) Electrophotographic sensitive element having a photoconductive disazo pigment
JPS6029109B2 (ja) 電子写真用感光体
US4293492A (en) Disazo compounds derived from 3,6-bis(styryl)-9-ethylcarbazole
JPS6027014B2 (ja) 電子写真用感光体
JPS6027013B2 (ja) 電子写真用感光体
JPS6027018B2 (ja) 電子写真用感光体
JPS6027012B2 (ja) 電子写真用感光体
JPS6027015B2 (ja) 電子写真用感光体
JPS6027016B2 (ja) 電子写真感光体
JPS6129499B2 (enFirst)
JPS6219745B2 (enFirst)
JPS6129498B2 (enFirst)
JPS6243175B2 (enFirst)
JPH0452459B2 (enFirst)
JPS6029108B2 (ja) 電子写真用感光体
JPS6029107B2 (ja) 電子写真用感光体
JPS6219736B2 (enFirst)
JPS6219738B2 (enFirst)
US4426327A (en) 3,6-Disazo-9-ethyl carbazole compounds
JPS6129497B2 (enFirst)
JPS6122301B2 (enFirst)
JPS6122300B2 (enFirst)
JPS6219746B2 (enFirst)
JP2611209B2 (ja) 感光体
JPS6032858B2 (ja) 電子写真用感光体