JP7223020B2 - テクスチャード平面ｍ型六方晶フェライトおよびその製造方法 - Google Patents

テクスチャード平面ｍ型六方晶フェライトおよびその製造方法 Download PDF

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JP7223020B2
JP7223020B2 JP2020545531A JP2020545531A JP7223020B2 JP 7223020 B2 JP7223020 B2 JP 7223020B2 JP 2020545531 A JP2020545531 A JP 2020545531A JP 2020545531 A JP2020545531 A JP 2020545531A JP 7223020 B2 JP7223020 B2 JP 7223020B2
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grain
oriented
hexagonal ferrite
type hexagonal
mhz
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JP2021517882A (ja
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チェン、ヤジー
リン、ケビン
チャン、リー
エス． ホワイト、マイケル
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ロジャーズ コーポレーション
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Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11434171B1 (en) * 2019-02-12 2022-09-06 Hrl Laboratories, Llc Low-temperature-deposited self-biased magnetic composite films containing discrete hexaferrite platelets
US11679991B2 (en) 2019-07-30 2023-06-20 Rogers Corporation Multiphase ferrites and composites comprising the same
TW202116700A (zh) 2019-09-24 2021-05-01 美商羅傑斯公司 鉍釕ｍ型六方晶系鐵氧體、包含彼之組合物及複合物、及製造方法
US11783975B2 (en) 2019-10-17 2023-10-10 Rogers Corporation Nanocrystalline cobalt doped nickel ferrite particles, method of manufacture, and uses thereof
DE112020005343T5 (de) 2019-10-30 2022-08-04 Rogers Corporation Antimonhaltiges Hexaferrit vom M-Typ
US11691892B2 (en) 2020-02-21 2023-07-04 Rogers Corporation Z-type hexaferrite having a nanocrystalline structure
CN115551817A (zh) * 2020-05-07 2022-12-30 罗杰斯公司 具有平面各向异性的m型六方铁氧体
CN112142456A (zh) * 2020-09-04 2020-12-29 湖南航天磁电有限责任公司 一种铁氧体吸波材料及其制备方法
CN112768170B (zh) * 2020-12-30 2022-11-01 烟台正海磁性材料股份有限公司 一种稀土永磁体及其制备方法
CN112939590B (zh) * 2021-03-12 2022-10-14 电子科技大学 一种x波段准平面化器件用六角铁氧体材料及其制备方法
US12381025B2 (en) 2021-05-17 2025-08-05 Rogers Corporation Low loss magnetodielectric material
CN113511687B (zh) * 2021-07-23 2022-10-21 桂林电子科技大学 一种吸波材料及其制备方法
KR102672288B1 (ko) * 2021-12-01 2024-06-03 한국재료연구원 경자성 페라이트 분말 및 이의 제조방법
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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008243969A (ja) 2007-03-26 2008-10-09 Tdk Corp 磁石の製造装置及び製造方法
JP2014198638A (ja) 2013-03-29 2014-10-23 株式会社リケン マグネトプランバイト型六方晶フェライト及びノイズ抑制シート
JP2015191935A (ja) 2014-03-27 2015-11-02 Tdk株式会社 六方晶フェライト焼結体、及びこれを用いた高周波磁性部品

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1276534B (de) * 1965-05-10 1968-08-29 Philips Patentverwaltung Verfahren zur Herstellung eines ferromagnetischen Ferritmaterials mit hexagonaler Kristallstruktur
JPS5076111A (https=) * 1973-11-12 1975-06-21
JP3693398B2 (ja) 1995-12-15 2005-09-07 松下電器産業株式会社 セラミックス磁性体材料およびこれを用いた高周波用回路部品
WO1998025278A1 (fr) 1996-12-03 1998-06-11 Tdk Corporation Procede de fabrication d'agglomeres d'oxyde magnetique
DE69824362T2 (de) 1997-02-25 2005-06-16 Tdk Corp. Magnetisches Oxidmaterial, Ferritteilchen, gesinterter Magnet, Verbundmagnet, magnetischer Aufzeichnungsträger und Motor
US20100173101A1 (en) * 2006-08-11 2010-07-08 Northeastern University Method of manufacturing thick-film, low microwave loss, self-biased barium-hexaferrite having perpendicular magnetic anisotropy
JP5165231B2 (ja) 2006-11-29 2013-03-21 旭化成イーマテリアルズ株式会社 磁性粉含有樹脂組成物
DE102007026503B4 (de) 2007-06-05 2009-08-27 Bourns, Inc., Riverside Verfahren zur Herstellung einer Magnetschicht auf einem Substrat und druckbarer magnetisierbarer Lack
US7815820B2 (en) 2007-10-18 2010-10-19 General Electric Company Electromagnetic interference shielding polymer composites and methods of manufacture
JP2010238748A (ja) 2009-03-30 2010-10-21 Tdk Corp 複合磁性材料及びアンテナ、並びに無線通信機器
US9397391B2 (en) 2010-11-15 2016-07-19 The Board Of Trustees Of The University Of Alabama M-type hexaferrite antennas for use in wireless communication devices
WO2012103020A2 (en) * 2011-01-24 2012-08-02 Skyworks Solutions, Inc. Specialty materials processing techniques for enhanced resonant frequency hexaferrite materials for antenna applications and other electronic devices
US20130063296A1 (en) 2011-08-11 2013-03-14 Basf Se Microwave absorbing composition
US20160099498A1 (en) 2014-10-02 2016-04-07 Rogers Corporation Magneto-dielectric substrate, circuit material, and assembly having the same
TWI663896B (zh) 2014-10-15 2019-06-21 美商羅傑斯公司 磁-電介質基板、製作該磁-電介質基板之方法及包含該磁-電介質基板之物件
US10032547B2 (en) 2014-10-24 2018-07-24 Skyworks Solutions, Inc. Increased resonant frequency alkali-doped Y-phase hexagonal ferrites
GB2550738B (en) 2015-03-19 2021-08-18 Rogers Corp Magneto-dielectric substrate, circuit material, and assembly having the same
US11679991B2 (en) 2019-07-30 2023-06-20 Rogers Corporation Multiphase ferrites and composites comprising the same
WO2021025902A1 (en) 2019-08-05 2021-02-11 Rogers Corporation Ruthenium doped z-type hexaferrite

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008243969A (ja) 2007-03-26 2008-10-09 Tdk Corp 磁石の製造装置及び製造方法
JP2014198638A (ja) 2013-03-29 2014-10-23 株式会社リケン マグネトプランバイト型六方晶フェライト及びノイズ抑制シート
JP2015191935A (ja) 2014-03-27 2015-11-02 Tdk株式会社 六方晶フェライト焼結体、及びこれを用いた高周波磁性部品

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