JPS5785060A - Composite developer - Google Patents

Composite developer

Info

Publication number
JPS5785060A
JPS5785060A JP55160885A JP16088580A JPS5785060A JP S5785060 A JPS5785060 A JP S5785060A JP 55160885 A JP55160885 A JP 55160885A JP 16088580 A JP16088580 A JP 16088580A JP S5785060 A JPS5785060 A JP S5785060A
Authority
JP
Japan
Prior art keywords
toner
magnetic
magnetic toner
specified
colorant
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
JP55160885A
Other languages
English (en)
Other versions
JPS6350694B2 (ja
Inventor
Nobuhiro Miyagawa
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 JP55160885A priority Critical patent/JPS5785060A/ja
Priority to US06/320,938 priority patent/US4404269A/en
Priority to DE8181305409T priority patent/DE3169107D1/de
Priority to EP81305409A priority patent/EP0052502B1/en
Publication of JPS5785060A publication Critical patent/JPS5785060A/ja
Publication of JPS6350694B2 publication Critical patent/JPS6350694B2/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
    • G03G9/0819—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
    • 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
    • G03G9/0836—Other physical parameters of the magnetic components

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Developing Agents For Electrophotography (AREA)
JP55160885A 1980-11-17 1980-11-17 Composite developer Granted JPS5785060A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP55160885A JPS5785060A (en) 1980-11-17 1980-11-17 Composite developer
US06/320,938 US4404269A (en) 1980-11-17 1981-11-13 Developer containing magnetic and non-magnetic toner
DE8181305409T DE3169107D1 (en) 1980-11-17 1981-11-16 Composite developer
EP81305409A EP0052502B1 (en) 1980-11-17 1981-11-16 Composite developer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55160885A JPS5785060A (en) 1980-11-17 1980-11-17 Composite developer

Publications (2)

Publication Number Publication Date
JPS5785060A true JPS5785060A (en) 1982-05-27
JPS6350694B2 JPS6350694B2 (ja) 1988-10-11

Family

ID=15724464

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55160885A Granted JPS5785060A (en) 1980-11-17 1980-11-17 Composite developer

Country Status (4)

Country Link
US (1) US4404269A (ja)
EP (1) EP0052502B1 (ja)
JP (1) JPS5785060A (ja)
DE (1) DE3169107D1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0229758A (ja) * 1988-07-20 1990-01-31 Tdk Corp 静電荷像現像用トナーおよび静電荷像現像剤
US7132211B2 (en) 2001-09-17 2006-11-07 Kyocera Mita Corporation Method for developing an electrostatic latent image

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4543312A (en) * 1982-04-27 1985-09-24 Canon Kabushiki Kaisha Magnetic toner comprising magnetic powders having controlled size distribution
JPH0629991B2 (ja) * 1983-04-15 1994-04-20 ミノルタカメラ株式会社 電子写真用磁性現像剤
JPS60102647A (ja) * 1983-11-10 1985-06-06 Konishiroku Photo Ind Co Ltd 絶縁性磁性トナ−
US4609603A (en) * 1984-12-14 1986-09-02 Xerox Corporation Process for achieving consistent high quality images with magnetic developer composition
JPS638651A (ja) * 1986-06-30 1988-01-14 Fujitsu Ltd 電子写真用磁気ブラシ現像剤
US5041351A (en) * 1988-03-30 1991-08-20 Canon Kabushiki Kaisha One component developer for developing electrostatic image and image forming method
CA1338398C (en) * 1988-08-30 1996-06-18 Akira Kakinuma Composition and method for developing electrostatic latent images
AU629240B2 (en) * 1988-09-07 1992-10-01 Tdk Corporation Composition and method for developing electrostatic latent images
US5212038A (en) * 1989-08-21 1993-05-18 Mita Industrial Co., Ltd. Developer and process for preparation thereof
US5087538A (en) * 1990-07-02 1992-02-11 Xerox Corporation Toner and imaging processes
DE69602819T2 (de) * 1995-10-20 2000-02-17 Orient Chemical Ind Monoazo-Metallverbindung, diese enthaltende Zusammensetzung, Ladungssteuerungsmittel, Toner und pulverförmige Lacke
JP4103868B2 (ja) * 2004-08-05 2008-06-18 コニカミノルタビジネステクノロジーズ株式会社 画像形成装置および現像装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2965573A (en) * 1958-05-02 1960-12-20 Haloid Xerox Inc Xerographic developer
DE1175985B (de) * 1959-11-05 1964-08-13 Agfa Ag Verfahren zur Herstellung elektro-photographischer Bilder
US3520811A (en) * 1967-11-13 1970-07-21 Du Pont Coated magnetic agglomerates containing chromium dioxide
US4031021A (en) * 1974-03-25 1977-06-21 Deming Philip H Magnetic toner compositions
JPS5911105B2 (ja) * 1975-11-26 1984-03-13 株式会社リコー セイデンゾウノジキブラシゲンゾウホウ
US4331757A (en) * 1976-12-29 1982-05-25 Minolta Camera Kabushiki Kaisha Dry process developing method and device employed therefore
US4179388A (en) * 1977-04-18 1979-12-18 Xerox Corporation Electrostatographic developer with smooth surfaced carrier
US4218530A (en) * 1977-05-02 1980-08-19 Xerox Corporation Single component magnetic toner
US4142981A (en) * 1977-07-05 1979-03-06 Xerox Corporation Toner combination for carrierless development
DE2847768C2 (de) * 1977-11-05 1985-07-11 Minolta Camera K.K., Osaka Elektrophotographisches Entwicklungsverfahren
US4297427A (en) * 1978-01-26 1981-10-27 Xerox Corporation Polyblend coated carrier materials
JPS5811621B2 (ja) * 1978-03-09 1983-03-03 ミノルタ株式会社 複写方法
JPS54123956A (en) * 1978-03-17 1979-09-26 Minolta Camera Co Ltd Dry type developer
JPS5846019B2 (ja) * 1978-03-23 1983-10-13 日立金属株式会社 磁性トナ−
US4206065A (en) * 1978-10-30 1980-06-03 Xerox Corporation Electrostatographic developer compositions using terpolymer coated carrier
JPS6046428B2 (ja) * 1978-11-28 1985-10-16 京セラミタ株式会社 静電写真複写法
JPS5588070A (en) * 1978-11-28 1980-07-03 Mita Ind Co Ltd Developer for electrostatic image
JPS5662256A (en) * 1979-10-24 1981-05-28 Minolta Camera Co Ltd Electrophotographic developer and developing method
US4272600A (en) * 1980-01-07 1981-06-09 Xerox Corporation Magnetic toners containing cubical magnetite
DE3114444A1 (de) 1980-04-09 1982-02-25 Ricoh Co., Ltd., Tokyo Entwickler und verfahren zum entwickeln latenter elektrostatischer bilder

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0229758A (ja) * 1988-07-20 1990-01-31 Tdk Corp 静電荷像現像用トナーおよび静電荷像現像剤
US7132211B2 (en) 2001-09-17 2006-11-07 Kyocera Mita Corporation Method for developing an electrostatic latent image

Also Published As

Publication number Publication date
EP0052502A1 (en) 1982-05-26
JPS6350694B2 (ja) 1988-10-11
DE3169107D1 (en) 1985-03-28
US4404269A (en) 1983-09-13
EP0052502B1 (en) 1985-02-20

Similar Documents

Publication Publication Date Title
JPS5785060A (en) Composite developer
JP2749651B2 (ja) 相互分散二相フェライト複合体
US4598034A (en) Ferrite carriers for electrophotographic development
JPS5692545A (en) Electrophotographic developing agent and developing method
JPS6090345A (ja) 電子複写機の現像剤キヤリヤ
JPS5662256A (en) Electrophotographic developer and developing method
JPS56101150A (en) One-component magnetic developer for developing and transferring positive charge image
EP0569966A1 (en) Image forming method and image forming apparatus
US4663262A (en) Carrier for use in electrophotographic developers
JPS5550251A (en) Magnetic toner for electrostatic image development
JPS56106249A (en) Developer
JPS5595954A (en) Composite magnetic developer
JPS5478137A (en) Carrier material for electrostatic developer
JPS5616145A (en) Magnetic toner
JPS57204560A (en) Electrophotographic developer
JPS5796353A (en) Two component system developer for magnetic brush development
JPH0715598B2 (ja) 電子写真現像用フェライトキャリア
JPS5548754A (en) Magnetic toner for electrostatic charge latent image development
JPS565559A (en) Magnetic toner
JPS54123956A (en) Dry type developer
JPS57102666A (en) Electrostatic image developing toner
JPS54134440A (en) Dry type developing agent
GB1299424A (en) High resistance carrier particles
JPS5790640A (en) Single component magnetic developer
JPS56121050A (en) Preparation of developer