ATE27380T1 - Magnetisches pulver fuer zweikomponenten-toner. - Google Patents

Magnetisches pulver fuer zweikomponenten-toner.

Info

Publication number
ATE27380T1
ATE27380T1 AT83101193T AT83101193T ATE27380T1 AT E27380 T1 ATE27380 T1 AT E27380T1 AT 83101193 T AT83101193 T AT 83101193T AT 83101193 T AT83101193 T AT 83101193T AT E27380 T1 ATE27380 T1 AT E27380T1
Authority
AT
Austria
Prior art keywords
magnetic powder
component toner
particle size
less
average particle
Prior art date
Application number
AT83101193T
Other languages
English (en)
Inventor
Kenji C O Tdk Electron Imamura
Hiroshi C O Tdk Electro Saitoh
Katsuhisa C O Tdk Ele Kakizaki
Motohiko C O Tdk Electr Makino
Original Assignee
Tdk Corp
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 Tdk Corp filed Critical Tdk Corp
Application granted granted Critical
Publication of ATE27380T1 publication Critical patent/ATE27380T1/de

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/12—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials
    • H01F1/34—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites
    • H01F1/36—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of soft-magnetic materials non-metallic substances, e.g. ferrites in the form of 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
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/1075—Structural characteristics of the carrier particles, e.g. shape or 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
    • G03G9/10—Developers with toner particles characterised by carrier particles
    • G03G9/107—Developers with toner particles characterised by carrier particles having magnetic components
    • G03G9/108—Ferrite carrier, e.g. magnetite
    • G03G9/1085—Ferrite carrier, e.g. magnetite with non-ferrous metal oxide, e.g. MgO-Fe2O3

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Developing Agents For Electrophotography (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Hard Magnetic Materials (AREA)
AT83101193T 1982-02-13 1983-02-08 Magnetisches pulver fuer zweikomponenten-toner. ATE27380T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP57021923A JPS58144839A (ja) 1982-02-13 1982-02-13 磁性キヤリヤ粒子
EP83101193A EP0086444B1 (de) 1982-02-13 1983-02-08 Magnetisches Pulver für Zweikomponenten-Toner

Publications (1)

Publication Number Publication Date
ATE27380T1 true ATE27380T1 (de) 1987-06-15

Family

ID=12068585

Family Applications (1)

Application Number Title Priority Date Filing Date
AT83101193T ATE27380T1 (de) 1982-02-13 1983-02-08 Magnetisches pulver fuer zweikomponenten-toner.

Country Status (6)

Country Link
EP (1) EP0086444B1 (de)
JP (1) JPS58144839A (de)
AT (1) ATE27380T1 (de)
AU (1) AU557231B2 (de)
DE (1) DE3371725D1 (de)
DK (1) DK161047C (de)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0664362B2 (ja) * 1982-12-15 1994-08-22 日立金属株式会社 電子写真用フエライトキヤリア
JPS6077129A (ja) * 1983-09-30 1985-05-01 Toshiba Corp バリウムフエライト磁性粉
JPS60134249A (ja) * 1983-12-22 1985-07-17 Fuji Elelctrochem Co Ltd 静電複写用フエライトキヤリア材
JPS60135958A (ja) * 1983-12-23 1985-07-19 Toda Kogyo Corp 球状を呈する磁性キヤリア粒子及びその製造法
JPS60227266A (ja) * 1984-04-25 1985-11-12 Fuji Elelctrochem Co Ltd 静電複写用フエライトキヤリア材
JPH0648393B2 (ja) * 1984-04-25 1994-06-22 富士電気化学株式会社 静電複写用フェライトキャリア材
JPH0648394B2 (ja) * 1984-04-25 1994-06-22 富士電気化学株式会社 静電複写用フェライトキャリア材
JPS60227269A (ja) * 1984-04-26 1985-11-12 Fuji Elelctrochem Co Ltd 静電複写用フエライトキヤリア材
JPH0648395B2 (ja) * 1984-04-26 1994-06-22 富士電気化学株式会社 静電複写用フェライトキャリア材
JP2518684B2 (ja) * 1989-04-10 1996-07-24 株式会社巴川製紙所 反転現像用現像剤
US5106714A (en) * 1990-08-01 1992-04-21 Eastman Kodak Company Interdispersed two-phase ferrite composite and electrographic magnetic carrier particles therefrom
US5104761A (en) * 1990-09-14 1992-04-14 Eastman Kodak Company Interdispersed three-phase ferrite composite and electrographic magnetic carrier particles therefrom
WO1993004408A1 (en) * 1991-08-16 1993-03-04 Eastman Kodak Company Ferrite green beads and method of producing carrier particles
JP3219926B2 (ja) * 1993-02-05 2001-10-15 京セラ株式会社 静電潜像現像剤用磁性キャリア、静電潜像現像剤および画像形成方法
US5512402A (en) * 1993-05-20 1996-04-30 Canon Kabushiki Kaisha Carrier for electrophotography, two-component type developer, and image forming method
DE69425624T2 (de) * 1993-10-15 2001-04-26 Canon K.K., Tokio/Tokyo Trägermaterial für Elektrophotographie, Entwickler des zwei-komponenten Typs, und Bildherstellungsverfahren
EP0689100B1 (de) 1994-06-22 2000-10-11 Canon Kabushiki Kaisha Träger für die Elektrophotographie, Zwei-Komponenten-Entwickler und Verfahren zur Bildherstellung
CA2151988C (en) * 1994-06-22 2001-12-18 Kenji Okado Carrier for electrophotography, two component-type developer and image forming method
JP2000172019A (ja) * 1998-09-30 2000-06-23 Canon Inc 二成分系現像剤用樹脂コ―トキャリア、二成分系現像剤及び現像方法
JP4205803B2 (ja) 1999-02-09 2009-01-07 富士ゼロックス株式会社 静電荷像現像剤用キャリア、それを用いた現像剤及び画像形成方法ならびにキャリア芯材再生方法
EP1158366B1 (de) 2000-05-23 2006-06-14 Ricoh Company, Ltd. Zwei-Komponenten-Entwickler, ein mit diesem Entwickler gefüllter Behälter, und Bilderzeugungsvorrichtung
US7166404B2 (en) * 2001-03-02 2007-01-23 Ricoh Company, Ltd. Carrier for developer for developing electrostatic latent image, image forming method using same and image forming apparatus using same
US7192679B2 (en) 2003-03-19 2007-03-20 Ricoh Company, Ltd. Carrier for electrophotographic developer
JP4682062B2 (ja) 2006-03-07 2011-05-11 株式会社リコー キャリア、現像剤、画像形成方法及びプロセスカートリッジ
JP4861233B2 (ja) 2006-04-17 2012-01-25 株式会社リコー 電子写真現像剤キャリア用芯材粒子及びその製造方法、並びに電子写真用現像剤及び画像形成方法
JP5333882B2 (ja) 2006-09-14 2013-11-06 株式会社リコー 電子写真用現像剤
US8679719B2 (en) 2007-03-16 2014-03-25 Ricoh Company, Ltd. Carrier, developer and electrophotographic developing method and image forming method
KR101218984B1 (ko) * 2010-11-18 2013-01-04 삼성전기주식회사 세라믹 전자부품용 자성체 조성물, 그 제조방법 및 이를 이용한 세라믹 전자부품
CN108863333B (zh) * 2018-07-05 2020-10-30 浙江大学 一种制备高性能NiZn铁氧体的Cu、V、Bi、Co离子联合替代方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1017521B (de) * 1953-11-27 1957-10-10 Steatit Magnesia Ag Verfahren zur Herstellung ferromagnetischer, keramischer Koerper mit hoher Guete bei Hochfrequenz
NL281410A (de) * 1962-07-25 1964-12-10
FR1502764A (fr) * 1966-08-23 1967-11-24 Philips Eclairage Radio Matériaux ferromagnétiques à base de ferrite de nickel ou de nickel-zinc
US3839029A (en) * 1971-07-08 1974-10-01 Xerox Corp Electrostatographic development with ferrite developer materials
US3914181A (en) * 1971-07-08 1975-10-21 Xerox Corp Electrostatographic developer mixtures comprising ferrite carrier beads
NL7316126A (de) * 1971-09-24 1974-06-04
FR2165011A5 (de) * 1971-12-14 1973-08-03 Thomson Csf
US4042518A (en) * 1973-09-05 1977-08-16 Xerox Corporation Stoichiometric ferrite carriers
US3929657A (en) * 1973-09-05 1975-12-30 Xerox Corp Stoichiometric ferrite carriers
JPS6036082B2 (ja) * 1978-10-27 1985-08-19 ティーディーケイ株式会社 電子写真磁性トナ−用フエライト粉体およびその製造方法
FR2490847A1 (fr) * 1980-09-22 1982-03-26 Cii Honeywell Bull Element d'enregistrement magnetique
JPS57177162A (en) * 1981-04-24 1982-10-30 Nec Corp Developer for electrophotography

Also Published As

Publication number Publication date
DK60983D0 (da) 1983-02-11
AU557231B2 (en) 1986-12-11
AU1136083A (en) 1983-08-18
DK161047B (da) 1991-05-21
EP0086444B1 (de) 1987-05-20
EP0086444A1 (de) 1983-08-24
DE3371725D1 (en) 1987-06-25
JPS58144839A (ja) 1983-08-29
DK161047C (da) 1991-10-28
DK60983A (da) 1983-08-14

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Legal Events

Date Code Title Description
EELA Cancelled due to lapse of time