DE3780500D1 - CARRIER MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPERS. - Google Patents

CARRIER MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPERS.

Info

Publication number
DE3780500D1
DE3780500D1 DE8787105199T DE3780500T DE3780500D1 DE 3780500 D1 DE3780500 D1 DE 3780500D1 DE 8787105199 T DE8787105199 T DE 8787105199T DE 3780500 T DE3780500 T DE 3780500T DE 3780500 D1 DE3780500 D1 DE 3780500D1
Authority
DE
Germany
Prior art keywords
carrier material
electrophotographic developers
developers
electrophotographic
carrier
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 - Lifetime
Application number
DE8787105199T
Other languages
German (de)
Other versions
DE3780500T2 (en
Inventor
Toshihiko Kohno
Shigeo Yokoe
Kazuyoshi Oka
Ulf Engstroem
Svenn-Erik Larssen
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.)
Kanto Denka Kogyo Co Ltd
Hoganas AB
Original Assignee
Kanto Denka Kogyo Co Ltd
Hoganas AB
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 Kanto Denka Kogyo Co Ltd, Hoganas AB filed Critical Kanto Denka Kogyo Co Ltd
Publication of DE3780500D1 publication Critical patent/DE3780500D1/en
Application granted granted Critical
Publication of DE3780500T2 publication Critical patent/DE3780500T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/113—Developers with toner particles characterised by carrier particles having coatings applied thereto
    • 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
    • G03G9/108—Ferrite carrier, e.g. magnetite
DE8787105199T 1986-04-09 1987-04-08 CARRIER MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPERS. Expired - Lifetime DE3780500T2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61081867A JPS62238580A (en) 1986-04-09 1986-04-09 Carrier for electrophotographic developing agent

Publications (2)

Publication Number Publication Date
DE3780500D1 true DE3780500D1 (en) 1992-08-27
DE3780500T2 DE3780500T2 (en) 1993-02-25

Family

ID=13758418

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787105199T Expired - Lifetime DE3780500T2 (en) 1986-04-09 1987-04-08 CARRIER MATERIAL FOR ELECTROPHOTOGRAPHIC DEVELOPERS.

Country Status (4)

Country Link
EP (1) EP0242712B1 (en)
JP (1) JPS62238580A (en)
CA (1) CA1340150C (en)
DE (1) DE3780500T2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2703917B2 (en) * 1988-03-03 1998-01-26 キヤノン株式会社 Two-component developer and image forming method
JP2667904B2 (en) * 1989-05-19 1997-10-27 株式会社日立製作所 Electrophotographic equipment
TW251373B (en) * 1993-05-20 1995-07-11 Fujidenki Kagaku Kk
KR100327646B1 (en) * 1993-08-31 2002-07-06 다쯔타 도키오 Oxide magnetic material and manufacturing method
JP4540668B2 (en) 2003-03-31 2010-09-08 関東電化工業株式会社 Mg-based ferrite material, carrier for electrophotographic development containing the ferrite material, and developer containing the carrier

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4076640A (en) * 1975-02-24 1978-02-28 Xerox Corporation Preparation of spheroidized particles
JPS60458A (en) * 1983-06-09 1985-01-05 Kanto Denka Kogyo Kk Carrier for electrophotography
JPS6045262A (en) * 1983-08-22 1985-03-11 Shintou Bureetaa Kk Electrophotographic developing carrier and its manufacture
JPS60144758A (en) * 1983-12-31 1985-07-31 Dowa Teppun Kogyo Kk Electrophotographic developing carrier and its manufacture
JPS6120054A (en) * 1984-07-06 1986-01-28 Shintou Bureetaa Kk Carrier for electrophotographic development

Also Published As

Publication number Publication date
JPS62238580A (en) 1987-10-19
EP0242712A2 (en) 1987-10-28
EP0242712B1 (en) 1992-07-22
CA1340150C (en) 1998-12-01
DE3780500T2 (en) 1993-02-25
EP0242712A3 (en) 1988-02-10

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition