JP7636633B2 - フェライトコア用粉体及びフェライトコア - Google Patents

フェライトコア用粉体及びフェライトコア Download PDF

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Publication number
JP7636633B2
JP7636633B2 JP2024516736A JP2024516736A JP7636633B2 JP 7636633 B2 JP7636633 B2 JP 7636633B2 JP 2024516736 A JP2024516736 A JP 2024516736A JP 2024516736 A JP2024516736 A JP 2024516736A JP 7636633 B2 JP7636633 B2 JP 7636633B2
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JP
Japan
Prior art keywords
ferrite core
ferrite
hole
body portion
core according
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.)
Active
Application number
JP2024516736A
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English (en)
Japanese (ja)
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JPWO2024195649A1 (https=
JPWO2024195649A5 (https=
Inventor
克史 五十嵐
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.)
Power Support Co Ltd
Original Assignee
Power Support 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 Power Support Co Ltd filed Critical Power Support Co Ltd
Publication of JPWO2024195649A1 publication Critical patent/JPWO2024195649A1/ja
Priority to JP2025021561A priority Critical patent/JP2025065510A/ja
Application granted granted Critical
Publication of JP7636633B2 publication Critical patent/JP7636633B2/ja
Publication of JPWO2024195649A5 publication Critical patent/JPWO2024195649A5/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • H01F1/342—Oxides
    • H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K11/00—Use of ingredients of unknown constitution, e.g. undefined reaction products
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • 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
    • H01F1/37—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 in a bonding agent
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/24—Magnetic cores
    • H01F27/255—Magnetic cores made from particles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F27/00—Details of transformers or inductances, in general
    • H01F27/28—Coils; Windings; Conductive connections
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2265—Oxides; Hydroxides of metals of iron
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/01—Magnetic additives

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Coils Or Transformers For Communication (AREA)
  • Soft Magnetic Materials (AREA)
JP2024516736A 2023-03-17 2024-03-13 フェライトコア用粉体及びフェライトコア Active JP7636633B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2025021561A JP2025065510A (ja) 2023-03-17 2025-02-13 フェライトコア用粉体及びフェライトコア

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2023042679 2023-03-17
JP2023042679 2023-03-17
PCT/JP2024/009751 WO2024195649A1 (ja) 2023-03-17 2024-03-13 フェライトコア用粉体及びフェライトコア

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2025021561A Division JP2025065510A (ja) 2023-03-17 2025-02-13 フェライトコア用粉体及びフェライトコア

Publications (3)

Publication Number Publication Date
JPWO2024195649A1 JPWO2024195649A1 (https=) 2024-09-26
JP7636633B2 true JP7636633B2 (ja) 2025-02-26
JPWO2024195649A5 JPWO2024195649A5 (https=) 2025-02-26

Family

ID=92714686

Family Applications (2)

Application Number Title Priority Date Filing Date
JP2024516736A Active JP7636633B2 (ja) 2023-03-17 2024-03-13 フェライトコア用粉体及びフェライトコア
JP2025021561A Pending JP2025065510A (ja) 2023-03-17 2025-02-13 フェライトコア用粉体及びフェライトコア

Family Applications After (1)

Application Number Title Priority Date Filing Date
JP2025021561A Pending JP2025065510A (ja) 2023-03-17 2025-02-13 フェライトコア用粉体及びフェライトコア

Country Status (6)

Country Link
US (1) US20240312682A1 (https=)
JP (2) JP7636633B2 (https=)
KR (1) KR20250160810A (https=)
CN (1) CN119173964A (https=)
TW (1) TW202439341A (https=)
WO (1) WO2024195649A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000294974A (ja) 1999-04-07 2000-10-20 Tdk Corp 帯状ノイズフィルタ
WO2004054892A1 (en) 2002-12-17 2004-07-01 Regitze Worre Strap

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60250603A (ja) * 1984-05-25 1985-12-11 Toda Kogyo Corp 電波吸収体材料用粉末
JPH0752796B2 (ja) * 1990-09-29 1995-06-05 岡谷電機産業株式会社 ノイズ吸収束線バンド
JPH05254561A (ja) * 1992-03-13 1993-10-05 Sony Corp 配線結束具及び配線用ノイズ除去具
JPH05327265A (ja) * 1992-05-25 1993-12-10 Murata Mfg Co Ltd ノイズ除去フィルター

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000294974A (ja) 1999-04-07 2000-10-20 Tdk Corp 帯状ノイズフィルタ
WO2004054892A1 (en) 2002-12-17 2004-07-01 Regitze Worre Strap

Also Published As

Publication number Publication date
WO2024195649A1 (ja) 2024-09-26
US20240312682A1 (en) 2024-09-19
TW202439341A (zh) 2024-10-01
JPWO2024195649A1 (https=) 2024-09-26
JP2025065510A (ja) 2025-04-17
CN119173964A (zh) 2024-12-20
KR20250160810A (ko) 2025-11-14

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