CA2160138A1 - Lithium ferrite carrier - Google Patents

Lithium ferrite carrier

Info

Publication number
CA2160138A1
CA2160138A1 CA002160138A CA2160138A CA2160138A1 CA 2160138 A1 CA2160138 A1 CA 2160138A1 CA 002160138 A CA002160138 A CA 002160138A CA 2160138 A CA2160138 A CA 2160138A CA 2160138 A1 CA2160138 A1 CA 2160138A1
Authority
CA
Canada
Prior art keywords
carrier
lithium
ferrite
powder
fe2o3
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.)
Abandoned
Application number
CA002160138A
Other languages
English (en)
French (fr)
Inventor
Alan Sukovich
William R. Hutcheson
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.)
Powdertech Corp
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2160138A1 publication Critical patent/CA2160138A1/en
Abandoned 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
    • G03G9/107—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
    • G03G9/1085—Ferrite carrier, e.g. magnetite with non-ferrous metal oxide, e.g. MgO-Fe2O3

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Soft Magnetic Materials (AREA)
  • Compounds Of Iron (AREA)
CA002160138A 1993-04-09 1994-04-07 Lithium ferrite carrier Abandoned CA2160138A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US4537993A 1993-04-09 1993-04-09
US08/045,379 1993-04-09

Publications (1)

Publication Number Publication Date
CA2160138A1 true CA2160138A1 (en) 1994-10-27

Family

ID=21937552

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002160138A Abandoned CA2160138A1 (en) 1993-04-09 1994-04-07 Lithium ferrite carrier

Country Status (7)

Country Link
EP (1) EP0693191B1 (de)
JP (1) JP3429312B2 (de)
KR (1) KR960702123A (de)
CA (1) CA2160138A1 (de)
DE (1) DE69419742T2 (de)
TW (1) TW349187B (de)
WO (1) WO1994024613A1 (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5798198A (en) * 1993-04-09 1998-08-25 Powdertech Corporation Non-stoichiometric lithium ferrite carrier

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5948774A (ja) * 1982-09-13 1984-03-21 Nippon Teppun Kk 電子写真現像用キヤリヤ
JPS59127054A (ja) * 1983-01-11 1984-07-21 Hitachi Metals Ltd 電子写真用現像剤
JPH0648397B2 (ja) * 1985-03-01 1994-06-22 三井金属鉱業株式会社 電子写真現像用キヤリヤ
US5104761A (en) * 1990-09-14 1992-04-14 Eastman Kodak Company Interdispersed three-phase ferrite composite and electrographic magnetic carrier particles therefrom

Also Published As

Publication number Publication date
JP3429312B2 (ja) 2003-07-22
JPH08511108A (ja) 1996-11-19
TW349187B (en) 1999-01-01
WO1994024613A1 (en) 1994-10-27
KR960702123A (ko) 1996-03-28
DE69419742D1 (de) 1999-09-02
EP0693191A1 (de) 1996-01-24
DE69419742T2 (de) 1999-12-02
EP0693191B1 (de) 1999-07-28

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Discontinued