JPH0445821B2 - - Google Patents

Info

Publication number
JPH0445821B2
JPH0445821B2 JP57017639A JP1763982A JPH0445821B2 JP H0445821 B2 JPH0445821 B2 JP H0445821B2 JP 57017639 A JP57017639 A JP 57017639A JP 1763982 A JP1763982 A JP 1763982A JP H0445821 B2 JPH0445821 B2 JP H0445821B2
Authority
JP
Japan
Prior art keywords
developer
particles
magnetite
magnetic
red iron
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
JP57017639A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58136045A (ja
Inventor
Nobuhiro Myagawa
Koji Maekawa
Masanori Fujii
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.)
Kyocera Mita Industrial Co Ltd
Original Assignee
Mita Industrial 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 Mita Industrial Co Ltd filed Critical Mita Industrial Co Ltd
Priority to JP57017639A priority Critical patent/JPS58136045A/ja
Publication of JPS58136045A publication Critical patent/JPS58136045A/ja
Publication of JPH0445821B2 publication Critical patent/JPH0445821B2/ja
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03GELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G9/00Developers
    • G03G9/08Developers with toner particles
    • G03G9/083Magnetic toner particles
    • G03G9/0831Chemical composition of the magnetic components
    • G03G9/0833Oxides

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
JP57017639A 1982-02-08 1982-02-08 一成分系検電性磁性現像剤 Granted JPS58136045A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57017639A JPS58136045A (ja) 1982-02-08 1982-02-08 一成分系検電性磁性現像剤

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57017639A JPS58136045A (ja) 1982-02-08 1982-02-08 一成分系検電性磁性現像剤

Publications (2)

Publication Number Publication Date
JPS58136045A JPS58136045A (ja) 1983-08-12
JPH0445821B2 true JPH0445821B2 (fr) 1992-07-28

Family

ID=11949431

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57017639A Granted JPS58136045A (ja) 1982-02-08 1982-02-08 一成分系検電性磁性現像剤

Country Status (1)

Country Link
JP (1) JPS58136045A (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55151646A (en) * 1979-05-16 1980-11-26 Toshiba Corp Magnetic toner
JPS5691241A (en) * 1979-12-25 1981-07-24 Mita Ind Co Ltd Transfer type one-component magnetic developer
JPS56137357A (en) * 1980-03-31 1981-10-27 Hitachi Metals Ltd Magnetic toner

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55151646A (en) * 1979-05-16 1980-11-26 Toshiba Corp Magnetic toner
JPS5691241A (en) * 1979-12-25 1981-07-24 Mita Ind Co Ltd Transfer type one-component magnetic developer
JPS56137357A (en) * 1980-03-31 1981-10-27 Hitachi Metals Ltd Magnetic toner

Also Published As

Publication number Publication date
JPS58136045A (ja) 1983-08-12

Similar Documents

Publication Publication Date Title
CA2062382C (fr) Toner magnetique, methode de formation d'images, poudre de silice fine a surface modifiee et sa methode de fabrication
JPH0119579B2 (fr)
JPH0140976B2 (fr)
US4362803A (en) One-component type magnetic developer for development and transfer of positively charged images
JPS5927900B2 (ja) 磁性現像剤及びその製法
EP0058013B1 (fr) Développateur du type à deux composants
JPS6046428B2 (ja) 静電写真複写法
JPH0255774B2 (fr)
JPS61141451A (ja) 2成分磁性現像剤
JPS6350694B2 (fr)
JPS5927905B2 (ja) 静電写真複写方法
JPS5927901B2 (ja) 転写型一成分系磁性現像剤
US4710443A (en) Toner, charge-imparting material and composition containing triazine type compound
US4414321A (en) Dry composite blended magnetic developer of resin encapsulated fine magnetite and resin encapsulated coarse magnetite
JPS5879255A (ja) 静電荷像現像用現像剤
JPS6353543B2 (fr)
JPH058430B2 (fr)
EP0070117B1 (fr) Développeur magnétique
JPH0445821B2 (fr)
JPS6350698B2 (fr)
JPS63228174A (ja) 磁性キヤリヤとその製法
JPH0257302B2 (fr)
JPH0430013B2 (fr)
JPH02151873A (ja) 静電荷像現像用磁性トナー
JPH0119580B2 (fr)