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JPWO2022190742A1 - - Google Patents

Info

Publication number
JPWO2022190742A1
JPWO2022190742A1 JP2023505229A JP2023505229A JPWO2022190742A1 JP WO2022190742 A1 JPWO2022190742 A1 JP WO2022190742A1 JP 2023505229 A JP2023505229 A JP 2023505229A JP 2023505229 A JP2023505229 A JP 2023505229A JP WO2022190742 A1 JPWO2022190742 A1 JP WO2022190742A1
Authority
JP
Japan
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.)
Pending
Application number
JP2023505229A
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 filed Critical
Publication of JPWO2022190742A1 publication Critical patent/JPWO2022190742A1/ja
Pending 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
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
    • G11B5/84—Processes or apparatus specially adapted for manufacturing record carriers
    • 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
    • H01F1/032—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 hard-magnetic materials
    • H01F1/10—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 hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure
    • H01F1/11—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 hard-magnetic materials non-metallic substances, e.g. ferrites, e.g. [(Ba,Sr)O(Fe2O3)6] ferrites with hexagonal structure in the form of particles

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Magnetic Record Carriers (AREA)
JP2023505229A 2021-03-11 2022-02-08 Pending JPWO2022190742A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2021039757 2021-03-11
PCT/JP2022/004898 WO2022190742A1 (ja) 2021-03-11 2022-02-08 六方晶ストロンチウムフェライト粉末の製造方法

Publications (1)

Publication Number Publication Date
JPWO2022190742A1 true JPWO2022190742A1 (ja) 2022-09-15

Family

ID=83227895

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023505229A Pending JPWO2022190742A1 (ja) 2021-03-11 2022-02-08

Country Status (2)

Country Link
JP (1) JPWO2022190742A1 (ja)
WO (1) WO2022190742A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024176964A1 (ja) * 2023-02-20 2024-08-29 ソニーグループ株式会社 磁気記録媒体用塗料の製造方法、および磁気記録媒体の製造方法

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0685371B2 (ja) * 1985-07-18 1994-10-26 ソニー株式会社 六方晶系フエライト粒子粉末の製造方法
US9805754B2 (en) * 2013-08-23 2017-10-31 Sony Corporation Ferrimagnetic particle powder and manufacturing method therefor, and magnetic recording medium and manufacturing method therefor
JP7077241B2 (ja) * 2019-01-11 2022-05-30 富士フイルム株式会社 六方晶ストロンチウムフェライト粉末、磁気記録媒体および磁気記録再生装置

Also Published As

Publication number Publication date
WO2022190742A1 (ja) 2022-09-15

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Legal Events

Date Code Title Description
A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20250130