HK1052578A1 - 變壓器用磁芯和錳-鋅基鐵氧體混合物及其製造方法 - Google Patents

變壓器用磁芯和錳-鋅基鐵氧體混合物及其製造方法

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Publication number
HK1052578A1
HK1052578A1 HK03104805.4A HK03104805A HK1052578A1 HK 1052578 A1 HK1052578 A1 HK 1052578A1 HK 03104805 A HK03104805 A HK 03104805A HK 1052578 A1 HK1052578 A1 HK 1052578A1
Authority
HK
Hong Kong
Prior art keywords
transformer
producing
methods
same
magnetic core
Prior art date
Application number
HK03104805.4A
Other languages
English (en)
Inventor
瀨在勇司
平井一法
渡邊雅彥
Original Assignee
Tdk株式會社
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
Priority claimed from JP2001269721A external-priority patent/JP2003100510A/ja
Priority claimed from JP2002105894A external-priority patent/JP3872372B2/ja
Application filed by Tdk株式會社 filed Critical Tdk株式會社
Publication of HK1052578A1 publication Critical patent/HK1052578A1/zh

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    • 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
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G45/00—Compounds of manganese
    • C01G45/006—Compounds containing, besides manganese, two or more other elements, with the exception of oxygen or hydrogen
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G49/00—Compounds of iron
    • C01G49/0018—Mixed oxides or hydroxides
    • C01G49/0072—Mixed oxides or hydroxides containing manganese
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G51/00—Compounds of cobalt
    • C01G51/006—Compounds containing, besides cobalt, two or more other elements, with the exception of oxygen or hydrogen
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    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
    • C04B35/26—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics based on ferrites
    • C04B35/2658—Other ferrites containing manganese or zinc, e.g. Mn-Zn ferrites
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    • 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
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    • C01P2004/61—Micrometer sized, i.e. from 1-100 micrometer
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    • C04B2235/3262—Manganese oxides, manganates, rhenium oxides or oxide-forming salts thereof, e.g. MnO
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    • C04B2235/327—Iron group oxides, their mixed metal oxides, or oxide-forming salts thereof
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    • C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Power Engineering (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Dispersion Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
HK03104805.4A 2001-07-17 2003-07-07 變壓器用磁芯和錳-鋅基鐵氧體混合物及其製造方法 HK1052578A1 (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001216083 2001-07-17
JP2001269721A JP2003100510A (ja) 2001-07-17 2001-09-06 ｘＤＳＬモデムトランス用磁心材料
JP2002105894A JP3872372B2 (ja) 2002-04-09 2002-04-09 ｘＤＳＬモデムトランス用Ｍｎ−Ｚｎ系フェライト磁性材料及びその製造方法

Publications (1)

Publication Number Publication Date
HK1052578A1 true HK1052578A1 (zh) 2003-09-19

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HK03104805.4A HK1052578A1 (zh) 2001-07-17 2003-07-07 變壓器用磁芯和錳-鋅基鐵氧體混合物及其製造方法

Country Status (4)

Country Link
US (1) US6773619B2 (zh)
EP (1) EP1279651A3 (zh)
CN (1) CN1397962A (zh)
HK (1) HK1052578A1 (zh)

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CN100340523C (zh) * 2005-03-21 2007-10-03 乳源东阳光磁性材料有限公司 较高磁导率低损耗锰锌系铁氧体及其制备方法
CN100340524C (zh) * 2005-03-21 2007-10-03 乳源东阳光磁性材料有限公司 高居里温度低损耗双五千锰锌系铁氧体及其制备方法
CN100344571C (zh) * 2005-03-21 2007-10-24 乳源东阳光磁性材料有限公司 低损耗锰锌系铁氧体及其制备方法
CN100344572C (zh) * 2005-03-21 2007-10-24 乳源东阳光磁性材料有限公司 高叠加性能锰锌系铁氧体及其制备方法
WO2008149785A1 (ja) * 2007-05-31 2008-12-11 The University Of Tokyo 磁性酸化鉄粒子、磁性体、および電波吸収体
JP5546139B2 (ja) * 2009-01-29 2014-07-09 Ｊｆｅケミカル株式会社 ＭｎＺｎＣｏ系フェライトコアおよびその製造方法
JP5546135B2 (ja) * 2009-01-29 2014-07-09 Ｊｆｅケミカル株式会社 ＭｎＺｎ系フェライトコアおよびその製造方法
CN101728048B (zh) * 2010-02-06 2011-12-28 天通控股股份有限公司 宽温低失真锰锌铁氧体及其制备方法
US9980396B1 (en) * 2011-01-18 2018-05-22 Universal Lighting Technologies, Inc. Low profile magnetic component apparatus and methods
CN102376408A (zh) * 2011-11-28 2012-03-14 无锡斯贝尔磁性材料有限公司 一种宽温锰锌铁氧体
WO2014075710A1 (en) * 2012-11-13 2014-05-22 Telefonaktiebolaget L M Ericsson (Publ) Planar magnetic core
CN103833344B (zh) * 2014-01-15 2015-09-30 中国计量学院 一种高频低损耗铁氧体及制备方法
CN105097176A (zh) * 2015-09-10 2015-11-25 苏州凯欧曼新材料科技有限公司 一种耐高温复合磁性材料及其制备方法
CN107216139A (zh) * 2017-05-08 2017-09-29 中国计量大学 高饱和磁通密度MnZn铁氧体
CN107954706B (zh) * 2017-12-08 2020-05-19 广东风华高新科技股份有限公司 一种高磁导率软磁铁氧体材料及其制备方法
WO2020189037A1 (ja) * 2019-03-18 2020-09-24 Ｊｆｅケミカル株式会社 ＭｎＺｎ系フェライトおよびその製造方法
WO2022014218A1 (ja) * 2020-07-14 2022-01-20 Ｊｆｅケミカル株式会社 ＭｎＺｎ系フェライト
CN113149630B (zh) * 2021-04-08 2022-11-08 电子科技大学 一种高磁导率高Bs高Tc的MnZn铁氧体材料及其制备方法

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JP2866795B2 (ja) 1993-12-28 1999-03-08 日立フェライト電子株式会社 Ｉｓｄｎ用パルストランス
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EP1279651A2 (en) 2003-01-29
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US6773619B2 (en) 2004-08-10
US20030116746A1 (en) 2003-06-26

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