CA1340150C - Vehicule pour revelateurs electrophotogaphiques - Google Patents

Vehicule pour revelateurs electrophotogaphiques

Info

Publication number
CA1340150C
CA1340150C CA000533954A CA533954A CA1340150C CA 1340150 C CA1340150 C CA 1340150C CA 000533954 A CA000533954 A CA 000533954A CA 533954 A CA533954 A CA 533954A CA 1340150 C CA1340150 C CA 1340150C
Authority
CA
Canada
Prior art keywords
carrier
particles
carrier material
spherical
hematite
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
CA000533954A
Other languages
English (en)
Inventor
Toshihiko Kohno
Shiego Yokoe
Kazuyoshi Oka
Ulfi Engstrom
Svenn-Erick 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
Original Assignee
Kanto Denka Kogyo Co 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 Kanto Denka Kogyo Co Ltd filed Critical Kanto Denka Kogyo Co Ltd
Application granted granted Critical
Publication of CA1340150C publication Critical patent/CA1340150C/fr
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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Developing Agents For Electrophotography (AREA)
CA000533954A 1986-04-09 1987-04-06 Vehicule pour revelateurs electrophotogaphiques Expired - Lifetime CA1340150C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP61081867A JPS62238580A (ja) 1986-04-09 1986-04-09 電子写真現像剤用キヤリア
JP81867/1986 1986-04-09

Publications (1)

Publication Number Publication Date
CA1340150C true CA1340150C (fr) 1998-12-01

Family

ID=13758418

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000533954A Expired - Lifetime CA1340150C (fr) 1986-04-09 1987-04-06 Vehicule pour revelateurs electrophotogaphiques

Country Status (4)

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

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2703917B2 (ja) * 1988-03-03 1998-01-26 キヤノン株式会社 二成分系現像剤及び画像形成方法
JP2667904B2 (ja) * 1989-05-19 1997-10-27 株式会社日立製作所 電子写真装置
TW251373B (fr) * 1993-05-20 1995-07-11 Fujidenki Kagaku Kk
US5538656A (en) * 1993-08-31 1996-07-23 Fuji Electrochemical Co., Ltd. Magnetic oxide and process for producing same
WO2004088680A2 (fr) * 2003-03-31 2004-10-14 Kanto Denka Kogyo Co. Ltd. Ferrite a base de mg, vehicule de developpement electrophotographique contenant cette ferrite et revelateur contenant ce vehicule

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 (ja) * 1983-06-09 1985-01-05 Kanto Denka Kogyo Kk 電子写真用キヤリア−
JPS6045262A (ja) * 1983-08-22 1985-03-11 Shintou Bureetaa Kk 電子写真現像用キヤリア材およびその製造法
JPS60144758A (ja) * 1983-12-31 1985-07-31 Dowa Teppun Kogyo Kk 電子写真現像用キヤリヤおよびその製造法
JPS6120054A (ja) * 1984-07-06 1986-01-28 Shintou Bureetaa Kk 電子写真現像用キヤリア

Also Published As

Publication number Publication date
EP0242712A3 (en) 1988-02-10
EP0242712A2 (fr) 1987-10-28
DE3780500T2 (de) 1993-02-25
EP0242712B1 (fr) 1992-07-22
DE3780500D1 (de) 1992-08-27
JPS62238580A (ja) 1987-10-19

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Legal Events

Date Code Title Description
MKEX Expiry

Effective date: 20151201