DE69309503T2 - Oxidisches magnetisches Material - Google Patents

Oxidisches magnetisches Material

Info

Publication number
DE69309503T2
DE69309503T2 DE69309503T DE69309503T DE69309503T2 DE 69309503 T2 DE69309503 T2 DE 69309503T2 DE 69309503 T DE69309503 T DE 69309503T DE 69309503 T DE69309503 T DE 69309503T DE 69309503 T2 DE69309503 T2 DE 69309503T2
Authority
DE
Germany
Prior art keywords
magnetic material
oxidic
oxidic magnetic
magnetic
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.)
Expired - Lifetime
Application number
DE69309503T
Other languages
English (en)
Other versions
DE69309503D1 (de
Inventor
Osamu Inoue
Nobuya Matsutani
Koichi Kugimiya
Osamu Ishii
Yasuyuki Aono
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial 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
Priority claimed from JP4237874A external-priority patent/JP2855990B2/ja
Priority claimed from JP4268501A external-priority patent/JP2917706B2/ja
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69309503D1 publication Critical patent/DE69309503D1/de
Publication of DE69309503T2 publication Critical patent/DE69309503T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Magnetic Ceramics (AREA)
  • Soft Magnetic Materials (AREA)
DE69309503T 1992-01-14 1993-01-14 Oxidisches magnetisches Material Expired - Lifetime DE69309503T2 (de)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP522792 1992-01-14
JP12707992 1992-05-20
JP14022592 1992-06-01
JP4237874A JP2855990B2 (ja) 1992-01-14 1992-09-07 酸化物磁性体材料
JP4268501A JP2917706B2 (ja) 1992-10-07 1992-10-07 酸化物磁性体材料

Publications (2)

Publication Number Publication Date
DE69309503D1 DE69309503D1 (de) 1997-05-15
DE69309503T2 true DE69309503T2 (de) 1997-11-13

Family

ID=27518573

Family Applications (2)

Application Number Title Priority Date Filing Date
DE69309503T Expired - Lifetime DE69309503T2 (de) 1992-01-14 1993-01-14 Oxidisches magnetisches Material
DE69324273T Expired - Lifetime DE69324273T2 (de) 1992-01-14 1993-01-14 Oxidisches magnetisches Material

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE69324273T Expired - Lifetime DE69324273T2 (de) 1992-01-14 1993-01-14 Oxidisches magnetisches Material

Country Status (3)

Country Link
US (1) US5518642A (de)
EP (2) EP0716053B1 (de)
DE (2) DE69309503T2 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3635410B2 (ja) * 1992-12-28 2005-04-06 Ｔｄｋ株式会社 マンガン−亜鉛系フェライトの製造方法
US6316156B1 (en) 1994-06-22 2001-11-13 Canon Kabushiki Kaisha Carrier for electrophotography, two component type developer, and image forming method
TW316986B (de) * 1996-03-22 1997-10-01 Tdk Electronics Co Ltd
JP3488375B2 (ja) * 1997-08-29 2004-01-19 Ｔｄｋ株式会社 マンガン−亜鉛系フェライト
US6773619B2 (en) * 2001-07-17 2004-08-10 Tdk Corporation Magnetic core for transformer, Mn-Zn based ferrite composition and methods of producing the same
US6858155B1 (en) 2001-12-12 2005-02-22 Spang & Company Ferrite materials, methods of preparing the same, and products formed therefrom
US20060118756A1 (en) * 2002-09-26 2006-06-08 Kenya Takagawa Ferrite material
WO2004063117A1 (ja) * 2003-01-10 2004-07-29 Tdk Corporation フェライト材料の製造方法及びフェライト材料
JP4129917B2 (ja) * 2003-01-10 2008-08-06 Ｔｄｋ株式会社 フェライト材料およびその製造方法
US20070267594A1 (en) * 2006-05-17 2007-11-22 Fanton Mark A Ferrite materials, methods of preparing the same, and products formed therefrom
CN102173767B (zh) * 2011-01-17 2013-05-15 临沂中瑞电子有限公司 一种光伏逆变器用磁性材料
CN102390986B (zh) * 2011-08-09 2013-05-15 临沂中瑞电子有限公司 一种低功耗MnZn铁氧体材料
CN107935579B (zh) * 2017-12-13 2021-06-29 上海宝钢磁业有限公司 一种控制宽温低温度系数锰锌铁氧体粉料谷点的方法
KR102261729B1 (ko) * 2019-07-19 2021-06-08 엘지이노텍 주식회사 자성 코어

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL262122A (de) * 1960-03-14
JPS4832873B1 (de) * 1964-11-27 1973-10-09
US3481876A (en) * 1966-08-12 1969-12-02 Tdk Electronics Co Ltd Manganese zinc ferrite containing calcium oxide and at least one of tantalum oxide and niobium oxide
JPS5318718B1 (de) * 1967-09-26 1978-06-16
JPS546713B1 (de) * 1968-10-30 1979-03-30
JPS565046B1 (de) * 1969-05-09 1981-02-03
JPS6021922B2 (ja) * 1979-10-31 1985-05-30 戸田工業株式会社 Ｍｎ−Ｚｎフエライト粉末の製造法
JPS6049150B2 (ja) * 1981-08-27 1985-10-31 住友特殊金属株式会社 低磁気損失Ｍｎ−Ｚｎフェライトの製造方法
JPS60137830A (ja) * 1983-12-24 1985-07-22 Sumitomo Special Metals Co Ltd Ｍｎ−Ζｎ系フエライトの製造方法
JPS60262404A (ja) * 1984-06-11 1985-12-25 Sumitomo Special Metals Co Ltd Ｍｎ−Ｚｎフエライトの製造方法
JPS60262405A (ja) * 1984-06-11 1985-12-25 Sumitomo Special Metals Co Ltd Ｍｎ−Ｚｎフエライトの製造方法
JPS61101458A (ja) * 1984-10-19 1986-05-20 富士電気化学株式会社 マンガン系フエライト組成物
JPS61256967A (ja) * 1985-05-08 1986-11-14 住友特殊金属株式会社 Ｍｎ−Ｚｎ系フエライトの製造方法
JP2844337B2 (ja) * 1988-03-02 1999-01-06 ティーディーケイ株式会社 電源用トランス磁心
GB2220935B (en) * 1988-07-18 1992-12-23 Mitsubishi Electric Corp Magnetic oxide material
WO1991010241A1 (en) * 1989-12-26 1991-07-11 Tokin Corporation Low-loss oxide magnetic material
JPH0744098B2 (ja) * 1990-03-03 1995-05-15 川崎製鉄株式会社 低損失Ｍｎ―Ｚｎ系フェライト

Also Published As

Publication number Publication date
EP0551907A3 (en) 1994-07-13
EP0716053A3 (de) 1996-07-03
EP0551907B1 (de) 1997-04-09
EP0716053B1 (de) 1999-03-31
DE69324273T2 (de) 1999-11-11
DE69309503D1 (de) 1997-05-15
EP0716053A2 (de) 1996-06-12
US5518642A (en) 1996-05-21
DE69324273D1 (de) 1999-05-06
EP0551907A2 (de) 1993-07-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8320 Willingness to grant licences declared (paragraph 23)
R071 Expiry of right

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