DE69126562T2 - Magnetischer Toner - Google Patents

Magnetischer Toner

Info

Publication number
DE69126562T2
DE69126562T2 DE69126562T DE69126562T DE69126562T2 DE 69126562 T2 DE69126562 T2 DE 69126562T2 DE 69126562 T DE69126562 T DE 69126562T DE 69126562 T DE69126562 T DE 69126562T DE 69126562 T2 DE69126562 T2 DE 69126562T2
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
DE69126562T
Other languages
English (en)
Other versions
DE69126562T3 (de
DE69126562D1 (de
Inventor
Yuichi Moriya
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.)
Tomoegawa Paper Manufacturing Co Ltd
Tomoegawa Co Ltd
Original Assignee
Tomoegawa Paper Co Ltd
Tomoegawa Paper Manufacturing 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=14094068&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69126562(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Tomoegawa Paper Co Ltd, Tomoegawa Paper Manufacturing Co Ltd filed Critical Tomoegawa Paper Co Ltd
Publication of DE69126562D1 publication Critical patent/DE69126562D1/de
Application granted granted Critical
Publication of DE69126562T2 publication Critical patent/DE69126562T2/de
Publication of DE69126562T3 publication Critical patent/DE69126562T3/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
    • G03G9/0821—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
    • G03G9/0831—Chemical composition of the magnetic components
    • G03G9/0833—Oxides
DE69126562T 1990-04-11 1991-04-09 Magnetischer Toner Expired - Fee Related DE69126562T3 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2093856A JPH07111588B2 (ja) 1990-04-11 1990-04-11 磁性トナー

Publications (3)

Publication Number Publication Date
DE69126562D1 DE69126562D1 (de) 1997-07-24
DE69126562T2 true DE69126562T2 (de) 1998-02-05
DE69126562T3 DE69126562T3 (de) 2001-06-21

Family

ID=14094068

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69126562T Expired - Fee Related DE69126562T3 (de) 1990-04-11 1991-04-09 Magnetischer Toner

Country Status (4)

Country Link
US (1) US5561018A (de)
EP (1) EP0452209B2 (de)
JP (1) JPH07111588B2 (de)
DE (1) DE69126562T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US5955232A (en) * 1997-07-22 1999-09-21 Cabot Corporation Toners containing positively chargeable modified pigments
US6218067B1 (en) 1998-11-06 2001-04-17 Cabot Corporation Toners containing chargeable modified pigments
US6723481B2 (en) 2000-05-17 2004-04-20 Heidelberger Druckmaschinen Ag Method for using hard magnetic carriers in an electrographic process
US6232026B1 (en) * 2000-05-17 2001-05-15 Heidelberg Digital L.L.C. Magnetic carrier particles
JP6151017B2 (ja) * 2012-12-20 2017-06-21 Ｊｆｅミネラル株式会社 ニッケル超微粉、導電ペーストおよびニッケル超微粉の製造方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58189646A (ja) * 1982-04-01 1983-11-05 Canon Inc 磁性トナ−
JP2612568B2 (ja) * 1986-03-07 1997-05-21 東洋インキ製造株式会社 電子写真用トナー
JP2627497B2 (ja) † 1986-09-30 1997-07-09 京セラ株式会社 電子写真用現像剤
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
JPH0731419B2 (ja) * 1987-03-24 1995-04-10 コニカ株式会社 熱定着型静電像現像用トナーの製造方法
JP2636234B2 (ja) † 1987-03-31 1997-07-30 東洋インキ製造株式会社 静電荷像現像用粉体トナーおよびその製造方法
JPH01185556A (ja) * 1988-01-19 1989-07-25 Toshiba Corp 現像剤
AU628074B2 (en) * 1988-08-30 1992-09-10 Tdk Corporation Composition and method for developing electrostatic latent images
JPH0266559A (ja) * 1988-09-01 1990-03-06 Konica Corp 画像形成方法
JP2742693B2 (ja) † 1988-09-22 1998-04-22 コニカ株式会社 磁性トナー
JPH02256065A (ja) * 1988-12-19 1990-10-16 Konica Corp 磁性トナー
US5137796A (en) * 1989-04-26 1992-08-11 Canon Kabushiki Kaisha Magnetic developer, comprising spherical particles magnetic
US5139914A (en) * 1989-07-28 1992-08-18 Canon Kabushiki Kaisha Developer for developing electrostatic images and image forming apparatus
US5334472A (en) * 1991-04-15 1994-08-02 Tomoegawa Paper Co., Ltd. Toner for developing static charge images

Also Published As

Publication number Publication date
DE69126562T3 (de) 2001-06-21
JPH03293366A (ja) 1991-12-25
DE69126562D1 (de) 1997-07-24
JPH07111588B2 (ja) 1995-11-29
EP0452209B2 (de) 2000-12-06
EP0452209A1 (de) 1991-10-16
US5561018A (en) 1996-10-01
EP0452209B1 (de) 1997-06-18

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8366 Restricted maintained after opposition proceedings
8339 Ceased/non-payment of the annual fee