JPS5793351A - Composite magnetic developer - Google Patents

Composite magnetic developer

Info

Publication number
JPS5793351A
JPS5793351A JP55169151A JP16915180A JPS5793351A JP S5793351 A JPS5793351 A JP S5793351A JP 55169151 A JP55169151 A JP 55169151A JP 16915180 A JP16915180 A JP 16915180A JP S5793351 A JPS5793351 A JP S5793351A
Authority
JP
Japan
Prior art keywords
grain size
blended
granular moldings
granular
dry
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.)
Granted
Application number
JP55169151A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6350698B2 (enrdf_load_stackoverflow
Inventor
Nobuhiro Miyagawa
Masanori Fujii
Koji Maekawa
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 JP55169151A priority Critical patent/JPS5793351A/ja
Priority to US06/324,652 priority patent/US4414321A/en
Priority to DE8181305605T priority patent/DE3170957D1/de
Priority to EP81305605A priority patent/EP0053492B1/en
Publication of JPS5793351A publication Critical patent/JPS5793351A/ja
Publication of JPS6350698B2 publication Critical patent/JPS6350698B2/ja
Granted 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
    • G03G9/083—Magnetic toner particles

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
JP55169151A 1980-11-27 1980-12-02 Composite magnetic developer Granted JPS5793351A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP55169151A JPS5793351A (en) 1980-12-02 1980-12-02 Composite magnetic developer
US06/324,652 US4414321A (en) 1980-11-27 1981-11-24 Dry composite blended magnetic developer of resin encapsulated fine magnetite and resin encapsulated coarse magnetite
DE8181305605T DE3170957D1 (en) 1980-11-27 1981-11-26 A composite magnetic developer
EP81305605A EP0053492B1 (en) 1980-11-27 1981-11-26 A composite magnetic developer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55169151A JPS5793351A (en) 1980-12-02 1980-12-02 Composite magnetic developer

Publications (2)

Publication Number Publication Date
JPS5793351A true JPS5793351A (en) 1982-06-10
JPS6350698B2 JPS6350698B2 (enrdf_load_stackoverflow) 1988-10-11

Family

ID=15881222

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55169151A Granted JPS5793351A (en) 1980-11-27 1980-12-02 Composite magnetic developer

Country Status (1)

Country Link
JP (1) JPS5793351A (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58220146A (ja) * 1982-06-16 1983-12-21 Matsushita Electric Ind Co Ltd 乾式現像剤
JP2007190167A (ja) * 2006-01-19 2007-08-02 Nohmi Bosai Ltd 伸縮機構を有する高膨張泡発生装置
JP2010000287A (ja) * 2008-06-23 2010-01-07 Nohmi Bosai Ltd 高膨張泡消火設備

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58220146A (ja) * 1982-06-16 1983-12-21 Matsushita Electric Ind Co Ltd 乾式現像剤
JP2007190167A (ja) * 2006-01-19 2007-08-02 Nohmi Bosai Ltd 伸縮機構を有する高膨張泡発生装置
JP2010000287A (ja) * 2008-06-23 2010-01-07 Nohmi Bosai Ltd 高膨張泡消火設備

Also Published As

Publication number Publication date
JPS6350698B2 (enrdf_load_stackoverflow) 1988-10-11

Similar Documents

Publication Publication Date Title
JPS5364797A (en) Rubber, plastic magnet and magnetic powder for them
JPS57133521A (en) Magnetic recording medium
JPS55105253A (en) Magnetic developer and its preparation
JPS5727429A (en) Magnetic recording medium
JPS567233A (en) Magnetic recording medium
JPS56124119A (en) Magnetic recording medium
JPS5712421A (en) Magnetic recording medium
JPS5691242A (en) One-component magnetic dry developer
JPS5528032A (en) Electrostatic transfer type magnetic toner and production thereof
JPS5793351A (en) Composite magnetic developer
JPS5771556A (en) Magnetic tape having leader tape
JPS5550251A (en) Magnetic toner for electrostatic image development
JPS5793350A (en) One-component system magnetic developer
SE7907808L (sv) Forbettrad, koboltmodifierad magnetisk jernoxid
JPS5315802A (en) High density magnetic recording material
JPS5616145A (en) Magnetic toner
JPS5613519A (en) Magnetic recording medium
JPS51129202A (en) Magnetic recording medium
JPS5375497A (en) Fabrication of magnetic material
JPS5677930A (en) Magnetic recording medium
JPS565559A (en) Magnetic toner
JPS56137523A (en) Magnetic recording material
JPS5383707A (en) Magnetic recording medium composition and preparation thereof
JPS5429352A (en) Improved polyolefin film
JPS565558A (en) Magnetic toner