DE69017343D1 - Magnetischer Toner. - Google Patents

Magnetischer Toner.

Info

Publication number
DE69017343D1
DE69017343D1 DE69017343T DE69017343T DE69017343D1 DE 69017343 D1 DE69017343 D1 DE 69017343D1 DE 69017343 T DE69017343 T DE 69017343T DE 69017343 T DE69017343 T DE 69017343T DE 69017343 D1 DE69017343 D1 DE 69017343D1
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
DE69017343T
Other languages
English (en)
Other versions
DE69017343T2 (de
Inventor
Seiichi Takagi
Makoto Unno
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.)
Canon Inc
Original Assignee
Canon Inc
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 JP1271053A external-priority patent/JPH0782245B2/ja
Priority claimed from JP1271055A external-priority patent/JPH0782246B2/ja
Priority claimed from JP1294038A external-priority patent/JPH0782247B2/ja
Application filed by Canon Inc filed Critical Canon Inc
Publication of DE69017343D1 publication Critical patent/DE69017343D1/de
Application granted granted Critical
Publication of DE69017343T2 publication Critical patent/DE69017343T2/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
    • G03G9/083—Magnetic toner particles
    • G03G9/0831—Chemical composition of the magnetic components
    • G03G9/0834—Non-magnetic inorganic compounds chemically incorporated in 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
    • 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
    • G03G9/083—Magnetic toner particles
    • G03G9/0838—Size of magnetic components
    • 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
DE69017343T 1989-10-17 1990-10-16 Magnetischer Toner. Expired - Fee Related DE69017343T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP1271053A JPH0782245B2 (ja) 1989-10-17 1989-10-17 磁性トナー
JP1271055A JPH0782246B2 (ja) 1989-10-17 1989-10-17 磁性トナー
JP1294038A JPH0782247B2 (ja) 1989-11-14 1989-11-14 磁性トナー

Publications (2)

Publication Number Publication Date
DE69017343D1 true DE69017343D1 (de) 1995-04-06
DE69017343T2 DE69017343T2 (de) 1995-07-20

Family

ID=27335871

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69017343T Expired - Fee Related DE69017343T2 (de) 1989-10-17 1990-10-16 Magnetischer Toner.

Country Status (4)

Country Link
US (1) US5422215A (de)
EP (1) EP0423743B1 (de)
DE (1) DE69017343T2 (de)
HK (1) HK118095A (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5618647A (en) * 1994-09-02 1997-04-08 Canon Kabushiki Kaisha Magnetic toner and image forming method
EP0750232B1 (de) * 1995-06-15 2004-01-07 Toda Kogyo Corporation Magnetteilchen für magnetische Toner und ihrer Herstellungsverfahren
JP3594160B2 (ja) * 1996-08-30 2004-11-24 三井金属鉱業株式会社 マグネタイト粒子およびその製造方法
JPH10161346A (ja) * 1996-10-04 1998-06-19 Hitachi Koki Co Ltd 静電像記録用トナー及びそれを用いた静電記録方法並びに装置
US6383701B1 (en) * 2000-09-26 2002-05-07 Toshiba Tec Kabushiki Kaisha Developing agent, method for manufacturing the same, and image forming apparatus
US20040081904A1 (en) * 2002-09-24 2004-04-29 Brother Kogyo Kabushiki Kaisha Electrostatic developing toner
EP1455237B1 (de) * 2003-03-07 2011-05-25 Canon Kabushiki Kaisha Toner und Zweikomponentenentwickler
DE602004002708T2 (de) * 2003-03-07 2007-08-16 Canon K.K. Farbtoner
US7252917B2 (en) * 2003-03-10 2007-08-07 Canon Kabushiki Kaisha Dry toner, method for producing dry toner, and method for forming an image
JP4290030B2 (ja) * 2004-02-09 2009-07-01 株式会社リコー 製鋼ダストを用いた精錬材の造粒方法
US10545420B2 (en) * 2017-07-04 2020-01-28 Canon Kabushiki Kaisha Magnetic toner and image-forming method

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2221776A (en) * 1938-09-08 1940-11-19 Chester F Carlson Electron photography
US2297691A (en) * 1939-04-04 1942-10-06 Chester F Carlson Electrophotography
US2618552A (en) * 1947-07-18 1952-11-18 Battelle Development Corp Development of electrophotographic images
US2874063A (en) * 1953-03-23 1959-02-17 Rca Corp Electrostatic printing
JPS4223910B1 (de) * 1965-08-12 1967-11-17
US3914181A (en) * 1971-07-08 1975-10-21 Xerox Corp Electrostatographic developer mixtures comprising ferrite carrier beads
US3909258A (en) * 1972-03-15 1975-09-30 Minnesota Mining & Mfg Electrographic development process
US4040969A (en) * 1974-05-30 1977-08-09 Xerox Corporation High surface area carrier
JPS5832375B2 (ja) * 1978-07-28 1983-07-12 キヤノン株式会社 現像方法
JPS5927901B2 (ja) * 1979-12-25 1984-07-09 京セラミタ株式会社 転写型一成分系磁性現像剤
JPS5927905B2 (ja) * 1979-12-25 1984-07-09 京セラミタ株式会社 静電写真複写方法
BR8207120A (pt) * 1981-12-10 1983-10-11 Kema Nord Ab Pigmentador para processos eletrofotograficos e um processo para a preparacao do pigmentador
JPS58169153A (ja) * 1982-03-30 1983-10-05 Canon Inc 磁性トナ−
DE3315005A1 (de) * 1982-04-27 1983-10-27 Canon K.K., Tokyo Magnetischer toner
JPS60247254A (ja) * 1984-05-22 1985-12-06 Hitachi Metals Ltd 静電潜像現像用磁性トナ−
JPS6251208A (ja) * 1985-08-30 1987-03-05 Hitachi Ltd エピタキシヤル結晶成長構造
JPS6299763A (ja) * 1985-10-28 1987-05-09 Canon Inc 磁性トナ−
JPH0820764B2 (ja) * 1987-01-16 1996-03-04 東洋インキ製造株式会社 電子写真用トナー
JPH0760273B2 (ja) * 1987-10-26 1995-06-28 キヤノン株式会社 磁性現像剤
CA1326154C (en) * 1988-02-29 1994-01-18 Koichi Tomiyama Magnetic toner for developing electrostatic images
JP2692935B2 (ja) * 1988-02-29 1997-12-17 キヤノン株式会社 画像形成方法及び画像形成装置
JPH0810342B2 (ja) * 1988-02-29 1996-01-31 キヤノン株式会社 画像形成方法及び画像形成装置
JPH01223470A (ja) * 1988-03-02 1989-09-06 Kao Corp 静電荷像現像用トナー及びその製造方法
US4904558A (en) * 1988-03-08 1990-02-27 Canon Kabushiki Kaisha Magnetic, two-component developer containing fluidity improver and image forming method

Also Published As

Publication number Publication date
EP0423743A2 (de) 1991-04-24
EP0423743A3 (en) 1991-08-14
DE69017343T2 (de) 1995-07-20
US5422215A (en) 1995-06-06
HK118095A (en) 1995-07-28
EP0423743B1 (de) 1995-03-01

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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