DE69322138D1 - Elektrophotographischer magnetischer Toner zur Entwicklung eines Bildes und Verfahren zur dessen Herstellung - Google Patents

Elektrophotographischer magnetischer Toner zur Entwicklung eines Bildes und Verfahren zur dessen Herstellung

Info

Publication number
DE69322138D1
DE69322138D1 DE69322138T DE69322138T DE69322138D1 DE 69322138 D1 DE69322138 D1 DE 69322138D1 DE 69322138 T DE69322138 T DE 69322138T DE 69322138 T DE69322138 T DE 69322138T DE 69322138 D1 DE69322138 D1 DE 69322138D1
Authority
DE
Germany
Prior art keywords
developing
producing
image
same
magnetic toner
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
DE69322138T
Other languages
English (en)
Other versions
DE69322138T2 (de
Inventor
Yasuhito Yuasa
Akinori Toyoda
Noriaki Hirota
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric 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
Priority claimed from JP04202191A external-priority patent/JP3094676B2/ja
Priority claimed from JP04207773A external-priority patent/JP3094678B2/ja
Priority claimed from JP4207774A external-priority patent/JPH0651558A/ja
Priority claimed from JP4309956A external-priority patent/JPH06161147A/ja
Priority claimed from JP4309957A external-priority patent/JPH06161148A/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69322138D1 publication Critical patent/DE69322138D1/de
Publication of DE69322138T2 publication Critical patent/DE69322138T2/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
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/75—Details relating to xerographic drum, band or plate, e.g. replacing, testing
    • G03G15/751—Details relating to xerographic drum, band or plate, e.g. replacing, testing relating to drum
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/08—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer
    • G03G15/09—Apparatus for electrographic processes using a charge pattern for developing using a solid developer, e.g. powder developer using magnetic brush
    • G03G15/0921—Details concerning the magnetic brush roller structure, e.g. magnet configuration
    • 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
    • G03G9/0802—Preparation methods
    • G03G9/0815—Post-treatment
    • 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
    • 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
    • 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
    • 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
    • G03G9/0837—Structural characteristics of the magnetic components, e.g. shape, 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
    • G03G9/083—Magnetic toner particles
    • G03G9/0839—Treatment of the magnetic components; Combination of the magnetic components with non-magnetic materials
    • 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
    • G03G9/097—Plasticisers; Charge controlling agents
    • G03G9/09708—Inorganic compounds
    • G03G9/09725—Silicon-oxides; Silicates
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/06—Developing structures, details
    • G03G2215/0602—Developer
    • G03G2215/0604—Developer solid type
    • G03G2215/0614—Developer solid type one-component
    • G03G2215/0621—Developer solid type one-component powder cloud
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2215/00—Apparatus for electrophotographic processes
    • G03G2215/06—Developing structures, details
    • G03G2215/0634—Developing device
    • G03G2215/0636—Specific type of dry developer device
    • G03G2215/0639—Without donor member (i.e. developing housing slides on latent image-carrying member)
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G2221/00—Processes not provided for by group G03G2215/00, e.g. cleaning or residual charge elimination
    • G03G2221/0005—Cleaning of residual toner

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Developing Agents For Electrophotography (AREA)
DE1993622138 1992-07-29 1993-07-28 Elektrophotographischer magnetischer Toner zur Entwicklung eines Bildes und Verfahren zur dessen Herstellung Expired - Fee Related DE69322138T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP04202191A JP3094676B2 (ja) 1992-07-29 1992-07-29 磁性トナー
JP04207773A JP3094678B2 (ja) 1992-08-04 1992-08-04 電子写真方法
JP4207774A JPH0651558A (ja) 1992-08-04 1992-08-04 磁性トナー及び電子写真方法
JP4309956A JPH06161147A (ja) 1992-11-19 1992-11-19 磁性トナー及び電子写真方法
JP4309957A JPH06161148A (ja) 1992-11-19 1992-11-19 磁性トナー及び電子写真方法

Publications (2)

Publication Number Publication Date
DE69322138D1 true DE69322138D1 (de) 1998-12-24
DE69322138T2 DE69322138T2 (de) 1999-05-20

Family

ID=27529301

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1993622138 Expired - Fee Related DE69322138T2 (de) 1992-07-29 1993-07-28 Elektrophotographischer magnetischer Toner zur Entwicklung eines Bildes und Verfahren zur dessen Herstellung

Country Status (2)

Country Link
EP (1) EP0581257B1 (de)
DE (1) DE69322138T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5702858A (en) * 1994-04-22 1997-12-30 Matsushita Electric Industrial Co., Ltd. Toner
US5561019A (en) * 1994-04-22 1996-10-01 Matsushita Electric Industrial Co., Ltd. Magnetic toner
DE602004021219D1 (de) 2003-10-01 2009-07-09 Ricoh Uk Products Ltd Tonerherstellungsverfahren, Entwickler, Tonerbehälter, Prozesskartusche, Bilderzeugungsapparat und Bildherstellungsverfahren
WO2008150034A1 (ja) * 2007-06-08 2008-12-11 Canon Kabushiki Kaisha 画像形成方法、磁性トナー及びプロセスユニット

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4212837A (en) * 1977-05-04 1980-07-15 Tokyo Shibaura Electric Co., Ltd. Method and apparatus for forming spherical particles of thermoplastic material
US4206247A (en) * 1977-06-08 1980-06-03 Canon Kabushiki Kaisha Electrophotographic process
DE3809662A1 (de) * 1987-03-24 1988-10-06 Konishiroku Photo Ind Toner, verfahren zur herstellung sphaerischer tonerteilchen und deren verwendung in entwicklern
JPH02256065A (ja) * 1988-12-19 1990-10-16 Konica Corp 磁性トナー
JP2726154B2 (ja) * 1990-11-30 1998-03-11 三田工業株式会社 電子写真用磁性現像剤

Also Published As

Publication number Publication date
DE69322138T2 (de) 1999-05-20
EP0581257B1 (de) 1998-11-18
EP0581257A1 (de) 1994-02-02

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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