IT946574B - Procedimento elettrofotografico impiegante disazopigmenti - Google Patents

Procedimento elettrofotografico impiegante disazopigmenti

Info

Publication number
IT946574B
IT946574B IT1936472A IT1936472A IT946574B IT 946574 B IT946574 B IT 946574B IT 1936472 A IT1936472 A IT 1936472A IT 1936472 A IT1936472 A IT 1936472A IT 946574 B IT946574 B IT 946574B
Authority
IT
Italy
Prior art keywords
disazopigments
electrophotographic procedure
electrophotographic
procedure
Prior art date
Application number
IT1936472A
Other languages
English (en)
Original Assignee
Ibm
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 Ibm filed Critical Ibm
Application granted granted Critical
Publication of IT946574B publication Critical patent/IT946574B/it

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

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Photoreceptors In Electrophotography (AREA)
IT1936472A 1971-03-30 1972-01-14 Procedimento elettrofotografico impiegante disazopigmenti IT946574B (it)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
IT946574B true IT946574B (it) 1973-05-21

Family

ID=22440895

Family Applications (1)

Application Number Title Priority Date Filing Date
IT1936472A IT946574B (it) 1971-03-30 1972-01-14 Procedimento elettrofotografico impiegante disazopigmenti

Country Status (5)

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

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 (nl) * 1975-07-04 1989-10-02 Oce Van Der Grinten Nv Elektrofotografisch kopieerprocede en produkt daarmee verkregen.
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 (nl) * 1979-04-02 1980-10-06 Oce Nederland Bv Werkwijze voor omkeerontwikkeling.
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
US4446217A (en) * 1981-02-03 1984-05-01 Canon Kabushiki Kaisha Electrophotographic photosensitive member having a hydrazone containing layer
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 (ja) * 1982-05-17 1983-11-19 Canon Inc 電子写真感光体
US4868080A (en) * 1986-12-03 1989-09-19 Canon Kabushiki Kaisha Electrophotographic photosensitive member comprising aromatic azo pigment containing cyclic amino group
EP1671180B1 (en) 2003-10-07 2008-08-27 Lensbabies, Llc. Flexible lens mount system for rapid tilt photography
US8075201B2 (en) 2006-08-30 2011-12-13 Lensbaby, Llc Movable lens systems and associated methods
JP5046628B2 (ja) 2006-12-01 2012-10-10 株式会社リコー ビスアゾ化合物、２−ヒドロキシ−３−フェニルカルバモイルナフタレン化合物、ビスアゾ化合物の製造方法、電子写真方式の感光体、画像形成装置およびプロセスカートリッジ

Also Published As

Publication number Publication date
DE2215068A1 (de) 1972-10-05
GB1370197A (en) 1974-10-16
CA980160A (en) 1975-12-23
FR2131348A5 (it) 1972-11-10

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