JPH0380725B2 - - Google Patents

Info

Publication number
JPH0380725B2
JPH0380725B2 JP62098164A JP9816487A JPH0380725B2 JP H0380725 B2 JPH0380725 B2 JP H0380725B2 JP 62098164 A JP62098164 A JP 62098164A JP 9816487 A JP9816487 A JP 9816487A JP H0380725 B2 JPH0380725 B2 JP H0380725B2
Authority
JP
Japan
Prior art keywords
ferrite
magnetic
crystal
axis
hexagonal 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 - Lifetime
Application number
JP62098164A
Other languages
English (en)
Japanese (ja)
Other versions
JPS63265828A (ja
Inventor
Katsuo Aoki
Toshio Ueda
Satoshi Aizawa
Hiromichi Oomori
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.)
Dowa Holdings Co Ltd
Original Assignee
Dowa Mining 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 Dowa Mining Co Ltd filed Critical Dowa Mining Co Ltd
Priority to JP9816487A priority Critical patent/JPS63265828A/ja
Publication of JPS63265828A publication Critical patent/JPS63265828A/ja
Publication of JPH0380725B2 publication Critical patent/JPH0380725B2/ja
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/009—Compounds containing iron, with or without oxygen or hydrogen, and containing two or more other elements
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/30—Three-dimensional structures
    • C01P2002/32—Three-dimensional structures spinel-type (AB2O4)
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
    • C01P2002/76—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by a space-group or by other symmetry indications
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/20—Particle morphology extending in two dimensions, e.g. plate-like
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/54—Particles characterised by their aspect ratio, i.e. the ratio of sizes in the longest to the shortest dimension
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Compounds Of Iron (AREA)
  • Hard Magnetic Materials (AREA)
JP9816487A 1987-04-21 1987-04-21 結晶異方性酸化物磁性材料およびその製造法 Granted JPS63265828A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9816487A JPS63265828A (ja) 1987-04-21 1987-04-21 結晶異方性酸化物磁性材料およびその製造法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9816487A JPS63265828A (ja) 1987-04-21 1987-04-21 結晶異方性酸化物磁性材料およびその製造法

Publications (2)

Publication Number Publication Date
JPS63265828A JPS63265828A (ja) 1988-11-02
JPH0380725B2 true JPH0380725B2 (enrdf_load_html_response) 1991-12-25

Family

ID=14212449

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9816487A Granted JPS63265828A (ja) 1987-04-21 1987-04-21 結晶異方性酸化物磁性材料およびその製造法

Country Status (1)

Country Link
JP (1) JPS63265828A (enrdf_load_html_response)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63275103A (ja) * 1987-05-07 1988-11-11 Matsushita Electric Ind Co Ltd 磁気記録媒体
JPS6472926A (en) * 1987-09-14 1989-03-17 Matsushita Electric Ind Co Ltd Plate-shaped oxide magnetic powder
JPH0238317A (ja) * 1988-07-28 1990-02-07 Matsushita Electric Ind Co Ltd 酸化物系磁性粉体とその製造方法とそれを用いた記録媒体
JP4779966B2 (ja) * 2006-12-28 2011-09-28 日亜化学工業株式会社 ボンド磁石用組成物およびそれを用いたボンド磁石
JP6756483B2 (ja) * 2015-01-19 2020-09-16 国立大学法人 東京大学 ε酸化鉄を含む配向体とその製造方法、並びに製造装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60255628A (ja) * 1984-05-31 1985-12-17 Toda Kogyo Corp 磁気記録用板状Ｂａフエライト微粒子粉末及びその製造法
JPS60255629A (ja) * 1984-05-31 1985-12-17 Toda Kogyo Corp 磁気記録用板状Ｂａフェライト微粒子粉末及びその製造法

Also Published As

Publication number Publication date
JPS63265828A (ja) 1988-11-02

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