CA980160A - Electrophotographic processes using disazo pigments - Google Patents

Electrophotographic processes using disazo pigments

Info

Publication number
CA980160A
CA980160A CA137,403A CA137403A CA980160A CA 980160 A CA980160 A CA 980160A CA 137403 A CA137403 A CA 137403A CA 980160 A CA980160 A CA 980160A
Authority
CA
Canada
Prior art keywords
disazo pigments
electrophotographic processes
electrophotographic
processes
disazo
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
CA137,403A
Other versions
CA137403S (en
Inventor
Meredith D. Shattuck
Robert B. Champ
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.)
International Business Machines Corp
Original Assignee
International Business Machines Corp
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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of CA980160A publication Critical patent/CA980160A/en
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
    • 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
    • C09B35/08—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl
    • C09B35/10—Disazo dyes characterised by the tetrazo component the tetrazo component being a derivative of biphenyl from two coupling components of the same type

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Photoreceptors In Electrophotography (AREA)
CA137,403A 1971-03-30 1972-03-17 Electrophotographic processes using disazo pigments Expired CA980160A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12963571A 1971-03-30 1971-03-30

Publications (1)

Publication Number Publication Date
CA980160A true CA980160A (en) 1975-12-23

Family

ID=22440895

Family Applications (1)

Application Number Title Priority Date Filing Date
CA137,403A Expired CA980160A (en) 1971-03-30 1972-03-17 Electrophotographic processes using disazo pigments

Country Status (5)

Country Link
CA (1) CA980160A (en)
DE (1) DE2215068A1 (en)
FR (1) FR2131348A5 (en)
GB (1) GB1370197A (en)
IT (1) IT946574B (en)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4018606A (en) * 1974-05-03 1977-04-19 Eastman Kodak Company Organic azo pigment sensitizers for photoconductive layers
US4175960A (en) * 1974-12-20 1979-11-27 Eastman Kodak Company Multi-active photoconductive element having an aggregate charge generating layer
NL184708C (en) * 1975-07-04 1989-10-02 Oce Van Der Grinten Nv ELECTROPHOTOGRAPHIC COPY PROCESS AND PRODUCT OBTAINED THEREFROM.
US4123270A (en) * 1975-09-15 1978-10-31 International Business Machines Corporation Method of making electrophotographic imaging element
CA1096222A (en) 1976-06-01 1981-02-24 Domenic Santilli Electrographic liquid developers containing azo dye marking particles derived from 2,3-naphthalenediol or derivatives thereof
JPS5569147A (en) * 1978-11-20 1980-05-24 Ricoh Co Ltd Electrophotographic photoreceptor
NL7902539A (en) * 1979-04-02 1980-10-06 Oce Nederland Bv REVERSE DEVELOPMENT METHOD.
JPS55151645A (en) * 1979-05-15 1980-11-26 Ricoh Co Ltd Laminate type electrophotographic receptor
JPS56143437A (en) * 1980-04-11 1981-11-09 Ricoh Co Ltd Electrophotographic receptor
US4390611A (en) * 1980-09-26 1983-06-28 Shozo Ishikawa Electrophotographic photosensitive azo pigment containing members
JPS5799648A (en) 1980-12-13 1982-06-21 Copyer Co Ltd Electrophotographic receptor
US4423129A (en) 1980-12-17 1983-12-27 Canon Kabushiki Kaisha Electrophotographic member having layer containing methylidenyl hydrazone compound
GB2096134B (en) * 1981-02-03 1985-07-17 Canon Kk Heterocyclic hydrazones for use in electrophotographic photosensitive members
US4418133A (en) 1981-03-27 1983-11-29 Canon Kabushiki Kaisha Disazo photoconductive material and electrophotographic photosensitive member having disazo pigment layer
JPS57195255A (en) 1981-05-26 1982-11-30 Canon Inc Electrophotographic receptor
US4427753A (en) 1981-06-02 1984-01-24 Canon Kabushiki Kaisha Electrophotographic photosensitive member with disazo or trisazo compound
US4456671A (en) * 1981-12-23 1984-06-26 Canon Kabushiki Kaisha Electrophotographic photosensitive member having a photosensitive layer containing a hydrazone compound
JPS58199353A (en) * 1982-05-17 1983-11-19 Canon Inc Electrophotographic receptor
US4868080A (en) * 1986-12-03 1989-09-19 Canon Kabushiki Kaisha Electrophotographic photosensitive member comprising aromatic azo pigment containing cyclic amino group
AU2004280968A1 (en) 2003-10-07 2005-04-21 Lensbabies, Llc Flexible lens mount system for rapid tilt photography
WO2008027846A2 (en) 2006-08-30 2008-03-06 Lensbabies, Llc Movable lens systems and associated methods
JP5046628B2 (en) 2006-12-01 2012-10-10 株式会社リコー Bisazo compound, 2-hydroxy-3-phenylcarbamoylnaphthalene compound, method for producing bisazo compound, electrophotographic photoreceptor, image forming apparatus and process cartridge

Also Published As

Publication number Publication date
GB1370197A (en) 1974-10-16
IT946574B (en) 1973-05-21
FR2131348A5 (en) 1972-11-10
DE2215068A1 (en) 1972-10-05

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