DE69407513T2 - Magnetischer Toner - Google Patents

Magnetischer Toner

Info

Publication number
DE69407513T2
DE69407513T2 DE69407513T DE69407513T DE69407513T2 DE 69407513 T2 DE69407513 T2 DE 69407513T2 DE 69407513 T DE69407513 T DE 69407513T DE 69407513 T DE69407513 T DE 69407513T DE 69407513 T2 DE69407513 T2 DE 69407513T2
Authority
DE
Germany
Prior art keywords
magnetic toner
toner
magnetic
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 - Fee Related
Application number
DE69407513T
Other languages
English (en)
Other versions
DE69407513D1 (de
Inventor
Masumi Asanae
Masahisa Ochiai
Fumio Kimura
Akihiko Funakawa
Toshihiko Noshiro
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 DE69407513D1 publication Critical patent/DE69407513D1/de
Application granted granted Critical
Publication of DE69407513T2 publication Critical patent/DE69407513T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G03G9/0821—Developers with toner particles characterised by physical parameters
    • G03G9/0823—Electric parameters
    • 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
    • G03G9/0831—Chemical composition of the magnetic components
    • G03G9/0833—Oxides
    • 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
    • G03G9/0835—Magnetic parameters of the 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
    • G03G9/0819—Developers with toner particles characterised by the dimensions of the particles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S430/00—Radiation imagery chemistry: process, composition, or product thereof
    • Y10S430/001—Electric or magnetic imagery, e.g., xerography, electrography, magnetography, etc. Process, composition, or product
    • Y10S430/104—One component toner

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
DE69407513T 1993-08-26 1994-07-28 Magnetischer Toner Expired - Fee Related DE69407513T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5234153A JPH0764322A (ja) 1993-08-26 1993-08-26 磁性トナー

Publications (2)

Publication Number Publication Date
DE69407513D1 DE69407513D1 (de) 1998-02-05
DE69407513T2 true DE69407513T2 (de) 1998-07-23

Family

ID=16966484

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69407513T Expired - Fee Related DE69407513T2 (de) 1993-08-26 1994-07-28 Magnetischer Toner

Country Status (4)

Country Link
US (1) US5532095A (de)
EP (1) EP0640881B1 (de)
JP (1) JPH0764322A (de)
DE (1) DE69407513T2 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5853937A (en) * 1995-09-22 1998-12-29 Hitachi Metals Ltd. Two-component magnetic developer for printing characters for magnetic ink character recognition
US7122286B2 (en) * 2000-04-05 2006-10-17 Ricoh Company, Ltd. Toner for development of electrostatic latent images, method of forming images, image formation apparatus, toner container containing the toner therein, and image formation apparatus equipped with the toner container
JP2014206469A (ja) * 2013-04-12 2014-10-30 デクセリアルズ株式会社 磁気分離用磁性複合粒子

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6036082B2 (ja) * 1978-10-27 1985-08-19 ティーディーケイ株式会社 電子写真磁性トナ−用フエライト粉体およびその製造方法
JPS60102647A (ja) * 1983-11-10 1985-06-06 Konishiroku Photo Ind Co Ltd 絶縁性磁性トナ−
JP2530622B2 (ja) * 1986-08-13 1996-09-04 シャープ株式会社 カラ−液晶表示装置
JPH01231063A (ja) * 1988-03-11 1989-09-14 Mitsubishi Metal Corp 一成分系磁性カラートナー
JP2885409B2 (ja) * 1989-02-13 1999-04-26 日立金属株式会社 静電荷像現像方法
EP0400556B1 (de) * 1989-05-30 1996-04-10 Canon Kabushiki Kaisha Magnetischer Toner für die Entwicklung elektronischer Bilder
JPH04124683A (ja) * 1990-09-17 1992-04-24 Fuji Xerox Co Ltd 磁性カラートナー
JP2906084B2 (ja) * 1990-11-22 1999-06-14 戸田工業株式会社 球形を呈した黒色スピネル型酸化鉄粒子粉末及びその製造法
JPH0812463B2 (ja) * 1991-11-27 1996-02-07 株式会社巴川製紙所 電子写真用現像剤

Also Published As

Publication number Publication date
DE69407513D1 (de) 1998-02-05
US5532095A (en) 1996-07-02
EP0640881A1 (de) 1995-03-01
JPH0764322A (ja) 1995-03-10
EP0640881B1 (de) 1997-12-29

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee