FR2168532B1 - - Google Patents

Info

Publication number
FR2168532B1
FR2168532B1 FR7301885A FR7301885A FR2168532B1 FR 2168532 B1 FR2168532 B1 FR 2168532B1 FR 7301885 A FR7301885 A FR 7301885A FR 7301885 A FR7301885 A FR 7301885A FR 2168532 B1 FR2168532 B1 FR 2168532B1
Authority
FR
France
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
FR7301885A
Other languages
French (fr)
Other versions
FR2168532A1 (it
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.)
Canon Production Printing Holding BV
Original Assignee
Oce Van der Grinten NV
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 Oce Van der Grinten NV filed Critical Oce Van der Grinten NV
Publication of FR2168532A1 publication Critical patent/FR2168532A1/fr
Application granted granted Critical
Publication of FR2168532B1 publication Critical patent/FR2168532B1/fr
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
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/087—Binders for toner particles
    • G03G9/08742—Binders for toner particles comprising macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • G03G9/08746—Condensation polymers of aldehydes or ketones
    • G03G9/08748—Phenoplasts
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1075—Structural characteristics of the carrier particles, e.g. shape or crystallographic structure
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00—Developers
    • G03G9/08—Developers with toner particles
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1087—Specified elemental magnetic metal or alloy, e.g. alnico comprising iron, nickel, cobalt, and aluminum, or permalloy comprising iron and nickel

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Metallurgy (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Developing Agents For Electrophotography (AREA)
FR7301885A 1972-01-20 1973-01-19 Expired FR2168532B1 (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB285472A GB1373151A (en) 1972-01-20 1972-01-20 Toner powder particularly for use in electrophotographic copying processes

Publications (2)

Publication Number Publication Date
FR2168532A1 FR2168532A1 (it) 1973-08-31
FR2168532B1 true FR2168532B1 (it) 1978-12-29

Family

ID=9747227

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7301885A Expired FR2168532B1 (it) 1972-01-20 1973-01-19

Country Status (7)

Country Link
AT (1) AT329376B (it)
BE (1) BE794294A (it)
DE (1) DE2302506A1 (it)
FR (1) FR2168532B1 (it)
GB (1) GB1373151A (it)
IT (1) IT976272B (it)
NL (1) NL7217640A (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4391936A (en) 1980-11-20 1983-07-05 E. I. Du Pont De Nemours And Company Molding blends
US7732114B2 (en) * 2004-09-27 2010-06-08 Dainippon Ink And Chemicals, Inc. Modified nigrosine, its production method, and toner for developing electrostatic charge images using this modified nigrosine

Also Published As

Publication number Publication date
AT329376B (de) 1976-05-10
BE794294A (nl) 1973-07-19
ATA35373A (de) 1975-07-15
DE2302506A1 (de) 1973-07-26
GB1373151A (en) 1974-11-06
FR2168532A1 (it) 1973-08-31
NL7217640A (it) 1973-07-24
IT976272B (it) 1974-08-20

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Legal Events

Date Code Title Description
ST Notification of lapse