FR2301847A1 - Poudre magnetique de devel - Google Patents

Poudre magnetique de devel

Info

Publication number
FR2301847A1
FR2301847A1 FR7604817A FR7604817A FR2301847A1 FR 2301847 A1 FR2301847 A1 FR 2301847A1 FR 7604817 A FR7604817 A FR 7604817A FR 7604817 A FR7604817 A FR 7604817A FR 2301847 A1 FR2301847 A1 FR 2301847A1
Authority
FR
France
Prior art keywords
devel
powder
magnetic
magnetic devel
devel powder
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.)
Granted
Application number
FR7604817A
Other languages
English (en)
Other versions
FR2301847B1 (fr
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.)
Proterial Ltd
Original Assignee
Hitachi Metals 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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Publication of FR2301847A1 publication Critical patent/FR2301847A1/fr
Application granted granted Critical
Publication of FR2301847B1 publication Critical patent/FR2301847B1/fr
Granted 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
    • G03G9/083—Magnetic toner particles
    • G03G9/0838—Size of magnetic components
    • 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
    • G03G9/0827—Developers with toner particles characterised by their shape, e.g. degree of sphericity
    • 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
    • G03G9/083—Magnetic toner particles
    • 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
    • G03G9/09—Colouring agents for toner particles
    • G03G9/0902—Inorganic compounds
    • G03G9/0904—Carbon black
    • 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
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09708—Inorganic compounds
    • G03G9/09725—Silicon-oxides; Silicates

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Developing Agents For Electrophotography (AREA)
FR7604817A 1975-02-21 1976-02-20 Poudre magnetique de devel Granted FR2301847A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2098975A JPS5347172B2 (fr) 1975-02-21 1975-02-21

Publications (2)

Publication Number Publication Date
FR2301847A1 true FR2301847A1 (fr) 1976-09-17
FR2301847B1 FR2301847B1 (fr) 1981-09-04

Family

ID=12042531

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7604817A Granted FR2301847A1 (fr) 1975-02-21 1976-02-20 Poudre magnetique de devel

Country Status (5)

Country Link
JP (1) JPS5347172B2 (fr)
DE (1) DE2606936B2 (fr)
DK (1) DK145048C (fr)
FR (1) FR2301847A1 (fr)
GB (1) GB1527291A (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51101535A (fr) * 1975-03-04 1976-09-08 Toyo Ink Mfg Co
GB1598357A (en) * 1976-12-23 1981-09-16 Toppan Printing Co Ltd Dry planographic printing apparatus and method
JPS53117432A (en) * 1977-03-23 1978-10-13 Matsushita Graphic Commun Syst Inc Image formation method
JPS5411740A (en) * 1977-06-29 1979-01-29 Hitachi Metals Ltd Magnetic toner
DK397078A (da) * 1977-09-09 1979-03-10 Hitachi Metals Ltd Magnetisk fremkalderpulver til fremkaldelse af et elektrostatisk latent billede
JPS5441730A (en) * 1977-09-09 1979-04-03 Hitachi Metals Ltd Magnetic toner for heat fixing
US4133774A (en) * 1977-09-29 1979-01-09 Reprographic Materials, Inc. Process for preparing direct imaging pressure fixable magnetic toners
JPS5511262A (en) * 1978-07-12 1980-01-26 Hitachi Metals Ltd Magnetic toner
JPH02256064A (ja) * 1979-02-22 1990-10-16 Fuji Xerox Co Ltd 一成分磁性トナーの製造方法
JPS55157755A (en) * 1979-05-28 1980-12-08 Canon Inc Developing method
JPS5670556A (en) * 1979-11-14 1981-06-12 Minolta Camera Co Ltd Production of magnetic particle for electrophotographic developer
JPS5868048A (ja) * 1981-10-19 1983-04-22 Matsushita Electric Ind Co Ltd 静電荷像現像用トナ−

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3563734A (en) * 1964-10-14 1971-02-16 Minnesota Mining & Mfg Electrographic process
NL159795C (fr) * 1968-07-22 Minnesota Mining & Mfg
JPS4843821A (fr) * 1971-10-07 1973-06-25
JPS49112279A (fr) * 1973-02-28 1974-10-25

Also Published As

Publication number Publication date
DE2606936B2 (de) 1979-05-10
DK145048C (da) 1983-02-21
FR2301847B1 (fr) 1981-09-04
JPS5196331A (fr) 1976-08-24
DK71576A (da) 1976-08-22
DK145048B (da) 1982-08-09
JPS5347172B2 (fr) 1978-12-19
GB1527291A (en) 1978-10-04
DE2606936A1 (de) 1976-09-16

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Legal Events

Date Code Title Description
ST Notification of lapse