JPS6237783B2 - - Google Patents

Info

Publication number
JPS6237783B2
JPS6237783B2 JP57020964A JP2096482A JPS6237783B2 JP S6237783 B2 JPS6237783 B2 JP S6237783B2 JP 57020964 A JP57020964 A JP 57020964A JP 2096482 A JP2096482 A JP 2096482A JP S6237783 B2 JPS6237783 B2 JP S6237783B2
Authority
JP
Japan
Prior art keywords
particles
carrier
magnetic
resistance
ferrite
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
Application number
JP57020964A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58145622A (ja
Inventor
Kenji Imamura
Hiroshi Saito
Katsuhisa Kakizaki
Motohiko Makino
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.)
TDK Corp
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
Priority to JP57020964A priority Critical patent/JPS58145622A/ja
Priority to US06/464,929 priority patent/US4485162A/en
Priority to AT83101194T priority patent/ATE29615T1/de
Priority to DE8383101194T priority patent/DE3373587D1/de
Priority to EP83101194A priority patent/EP0086445B1/en
Priority to DK061083A priority patent/DK161114C/da
Priority to CA000421380A priority patent/CA1242101A/en
Priority to AU11361/83A priority patent/AU561544B2/en
Publication of JPS58145622A publication Critical patent/JPS58145622A/ja
Publication of JPS6237783B2 publication Critical patent/JPS6237783B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Developing Agents For Electrophotography (AREA)
  • Compounds Of Iron (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)
JP57020964A 1982-02-12 1982-02-12 磁性キヤリヤ粒子 Granted JPS58145622A (ja)

Priority Applications (8)

Application Number Priority Date Filing Date Title
JP57020964A JPS58145622A (ja) 1982-02-12 1982-02-12 磁性キヤリヤ粒子
US06/464,929 US4485162A (en) 1982-02-12 1983-02-08 Magnetic carrier powder having a wide chargeable range of electric resistance useful for magnetic brush development
AT83101194T ATE29615T1 (de) 1982-02-12 1983-02-08 Magnetisches traegerpulver.
DE8383101194T DE3373587D1 (en) 1982-02-12 1983-02-08 Magnetic carrier powder
EP83101194A EP0086445B1 (en) 1982-02-12 1983-02-08 Magnetic carrier powder
DK061083A DK161114C (da) 1982-02-12 1983-02-11 Magnetisk baerepulver
CA000421380A CA1242101A (en) 1982-02-12 1983-02-11 Magnetic carrier powder
AU11361/83A AU561544B2 (en) 1982-02-12 1983-02-11 Magnetic carrier powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57020964A JPS58145622A (ja) 1982-02-12 1982-02-12 磁性キヤリヤ粒子

Publications (2)

Publication Number Publication Date
JPS58145622A JPS58145622A (ja) 1983-08-30
JPS6237783B2 true JPS6237783B2 (da) 1987-08-14

Family

ID=12041852

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57020964A Granted JPS58145622A (ja) 1982-02-12 1982-02-12 磁性キヤリヤ粒子

Country Status (1)

Country Link
JP (1) JPS58145622A (da)

Families Citing this family (4)

* 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
JPS6090345A (ja) * 1983-10-24 1985-05-21 Fuji Xerox Co Ltd 電子複写機の現像剤キヤリヤ
JPS61151579A (ja) * 1984-12-25 1986-07-10 Hitachi Metals Ltd 現像装置
FR2587990B1 (fr) * 1985-09-30 1987-11-13 Centre Nat Rech Scient Compositions d'oxydes magnetiques particulaires a structure de type spinelle lacunaire, leur preparation et leur application

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2452529A (en) * 1941-10-24 1948-10-26 Hartford Nat Bank & Trust Co Magnet core
CA1054837A (en) * 1973-12-12 1979-05-22 Xerox Corporation Spherical, void-free particle formation in spray-dried ferrites
MX146295A (es) * 1975-10-29 1982-06-03 Xerox Corp Metodo mejorado para producir particulas de ferrita recubiertas e insensibles a la humedad
JPS5315040A (en) * 1976-07-28 1978-02-10 Toshiba Corp Automatic unit
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
JPS55130824A (en) * 1979-03-27 1980-10-11 Tohoku Metal Ind Ltd Oxide magnetic material
JPS58123552A (ja) * 1982-01-19 1983-07-22 Hitachi Metals Ltd 電子写真現像用キヤリア
JPS58123555A (ja) * 1982-01-19 1983-07-22 Hitachi Metals Ltd 電子写真現像用フェライトキャリア
JPS58123550A (ja) * 1982-01-19 1983-07-22 Hitachi Metals Ltd 電子写真現像用キヤリア

Also Published As

Publication number Publication date
JPS58145622A (ja) 1983-08-30

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