ATE544736T1 - Ferritsinterkörper und herstellungsverfahren dafür und elektronische teile damit - Google Patents

Ferritsinterkörper und herstellungsverfahren dafür und elektronische teile damit

Info

Publication number
ATE544736T1
ATE544736T1 AT04807776T AT04807776T ATE544736T1 AT E544736 T1 ATE544736 T1 AT E544736T1 AT 04807776 T AT04807776 T AT 04807776T AT 04807776 T AT04807776 T AT 04807776T AT E544736 T1 ATE544736 T1 AT E544736T1
Authority
AT
Austria
Prior art keywords
ferrite
interbody
cal
production method
electronic parts
Prior art date
Application number
AT04807776T
Other languages
English (en)
Inventor
Masahiro Takahashi
Syuichi Takano
Original Assignee
Hitachi Metals 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 Hitachi Metals Ltd filed Critical Hitachi Metals Ltd
Application granted granted Critical
Publication of ATE544736T1 publication Critical patent/ATE544736T1/de

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3205—Alkaline earth oxides or oxide forming salts thereof, e.g. beryllium oxide
    • C04B2235/3208—Calcium oxide or oxide-forming salts thereof, e.g. lime
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3251—Niobium oxides, niobates, tantalum oxides, tantalates, or oxide-forming salts thereof
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3262—Manganese oxides, manganates, rhenium oxides or oxide-forming salts thereof, e.g. MnO
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3262—Manganese oxides, manganates, rhenium oxides or oxide-forming salts thereof, e.g. MnO
    • C04B2235/3263—Mn3O4
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3284—Zinc oxides, zincates, cadmium oxides, cadmiates, mercury oxides, mercurates or oxide forming salts thereof
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/34—Non-metal oxides, non-metal mixed oxides, or salts thereof that form the non-metal oxides upon heating, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3409—Boron oxide, borates, boric acids, or oxide forming salts thereof, e.g. borax
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/77—Density
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/74—Physical characteristics
    • C04B2235/78—Grain sizes and shapes, product microstructures, e.g. acicular grains, equiaxed grains, platelet-structures
    • C04B2235/786—Micrometer sized grains, i.e. from 1 to 100 micron
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/80—Phases present in the sintered or melt-cast ceramic products other than the main phase
    • C04B2235/83—Ferrites containing Fe2+
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/70—Aspects relating to sintered or melt-casted ceramic products
    • C04B2235/96—Properties of ceramic products, e.g. mechanical properties such as strength, toughness, wear resistance

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Dispersion Chemistry (AREA)
  • Soft Magnetic Materials (AREA)
  • Magnetic Ceramics (AREA)
AT04807776T 2003-12-24 2004-12-24 Ferritsinterkörper und herstellungsverfahren dafür und elektronische teile damit ATE544736T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2003427872A JP4930816B2 (ja) 2003-12-24 2003-12-24 フェライト焼結体及びこれを用いた電子部品
PCT/JP2004/019420 WO2005061412A1 (ja) 2003-12-24 2004-12-24 フェライト焼結体及びその製造方法並びにこれを用いた電子部品

Publications (1)

Publication Number Publication Date
ATE544736T1 true ATE544736T1 (de) 2012-02-15

Family

ID=34708916

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04807776T ATE544736T1 (de) 2003-12-24 2004-12-24 Ferritsinterkörper und herstellungsverfahren dafür und elektronische teile damit

Country Status (6)

Country Link
US (1) US7754094B2 (de)
EP (1) EP1702903B1 (de)
JP (1) JP4930816B2 (de)
CN (1) CN100532321C (de)
AT (1) ATE544736T1 (de)
WO (1) WO2005061412A1 (de)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4244193B2 (ja) * 2004-01-30 2009-03-25 Ｔｄｋ株式会社 ＭｎＺｎフェライトの製造方法及びＭｎＺｎフェライト
US7578855B2 (en) 2005-11-09 2009-08-25 L'ORéAL S.A. Composition for dyeing keratin fibers comprising at least one cationic 3-amino-pyrazolopyridine derivative, and methods of use thereof
JP2008081339A (ja) * 2006-09-26 2008-04-10 Sony Corp 低損失フェライト材料及びその製造方法
CN102442820A (zh) * 2010-09-30 2012-05-09 Tdk株式会社 铁氧体材料
CN102163480B (zh) * 2011-01-17 2013-03-20 临沂中瑞电子有限公司 一种led照明控制电路用磁性材料
JP5786454B2 (ja) * 2011-05-23 2015-09-30 Tdk株式会社 フェライトコアおよび電子部品
WO2013002143A1 (ja) * 2011-06-29 2013-01-03 株式会社 村田製作所 フェライト材料、及びノイズ吸収部品
JP5929119B2 (ja) * 2011-11-21 2016-06-01 Tdk株式会社 フェライト組成物および電子部品
JP2014080344A (ja) * 2012-10-18 2014-05-08 Tdk Corp フェライト焼結体
KR20140089192A (ko) * 2013-01-04 2014-07-14 엘지이노텍 주식회사 무선 전력 수신 장치의 안테나용 연자성 시트, 연자성 플레이트 및 연자성 소결체
CN103664155B (zh) * 2013-12-04 2015-03-11 江门安磁电子有限公司 一种超高Bs低损耗MnZn功率铁氧体材料及其制造方法
WO2016104593A1 (ja) * 2014-12-25 2016-06-30 日立金属株式会社 ＭｎＺｎ系フェライトの製造方法及びＭｎＺｎ系フェライト
CN106007697A (zh) * 2016-05-13 2016-10-12 泰州茂翔电子器材有限公司 一种高Bs低损耗软磁材料及其制备工艺
JP2020096482A (ja) * 2018-12-14 2020-06-18 トヨタ自動車株式会社 モータ
EP4098622A4 (de) * 2020-01-27 2024-03-27 Powdertech Co Ltd Ferritpulver und herstellungsverfahren dafür
CN114085086A (zh) * 2021-11-02 2022-02-25 宝钢磁业（江苏）有限公司 富铁超高Bs材料烧结工艺
CN115536381A (zh) * 2022-10-19 2022-12-30 安徽龙磁金属科技有限公司 一种高饱和磁通密度低损耗锰锌铁氧体材料

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6287459A (ja) * 1985-10-09 1987-04-21 日本碍子株式会社 高密度フエライト及びその製造法
JP2917706B2 (ja) 1992-10-07 1999-07-12 松下電器産業株式会社 酸化物磁性体材料
JPH06267729A (ja) 1993-03-15 1994-09-22 Nippon Steel Corp 高周波用Ｍｎ−Ｚｎフェライト磁性材料
JP3288113B2 (ja) * 1993-03-31 2002-06-04 ティーディーケイ株式会社 Ｍｎ−Ｚｎフェライト磁性材料
JPH06333726A (ja) * 1993-05-21 1994-12-02 Minebea Co Ltd 高密度Ｍｎ−Ｚｎフェライトの製造方法
JPH06333727A (ja) * 1993-05-21 1994-12-02 Minebea Co Ltd Ｍｎ−Ｚｎフェライト
JPH07211533A (ja) 1994-01-25 1995-08-11 Nippon Steel Corp 酸化物磁性材料の製造方法
JP3490504B2 (ja) 1994-07-29 2004-01-26 住友特殊金属株式会社 低損失酸化物磁性材料
JPH11329822A (ja) 1998-05-21 1999-11-30 Hitachi Metals Ltd 高温度高飽和磁束密度フェライト焼結体およびチョークコイル
JP2000159523A (ja) 1998-11-25 2000-06-13 Hitachi Metals Ltd 高飽和磁束密度低損失フェライト焼結体およびチョークコイル
KR100687179B1 (ko) * 2003-01-10 2007-02-26 티디케이가부시기가이샤 페라이트 재료의 제조 방법 및 페라이트 재료

Also Published As

Publication number Publication date
JP4930816B2 (ja) 2012-05-16
EP1702903B1 (de) 2012-02-08
EP1702903A4 (de) 2011-04-27
US7754094B2 (en) 2010-07-13
US20070290162A1 (en) 2007-12-20
CN1890197A (zh) 2007-01-03
EP1702903A1 (de) 2006-09-20
WO2005061412A1 (ja) 2005-07-07
CN100532321C (zh) 2009-08-26
JP2005187232A (ja) 2005-07-14

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