EP0394020A3 - Particules en ferrite et composite ferrite-résine pour noyau magnétique à liant et procédé de leur fabrication - Google Patents
Particules en ferrite et composite ferrite-résine pour noyau magnétique à liant et procédé de leur fabrication Download PDFInfo
- Publication number
- EP0394020A3 EP0394020A3 EP19900304167 EP90304167A EP0394020A3 EP 0394020 A3 EP0394020 A3 EP 0394020A3 EP 19900304167 EP19900304167 EP 19900304167 EP 90304167 A EP90304167 A EP 90304167A EP 0394020 A3 EP0394020 A3 EP 0394020A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- ferrite
- magnetic core
- production
- resin composite
- bonded 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.)
- Granted
Links
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
- H01F1/36—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
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Soft Magnetic Materials (AREA)
- Compounds Of Iron (AREA)
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1101204A JP2743009B2 (ja) | 1989-04-19 | 1989-04-19 | ボンド磁心用フェライト粒子粉末及びその製造法 |
JP101204/89 | 1989-04-19 | ||
JP2050715A JP2893351B2 (ja) | 1990-02-28 | 1990-02-28 | フェライト・樹脂複合組成物 |
JP50715/90 | 1990-02-28 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0394020A2 EP0394020A2 (fr) | 1990-10-24 |
EP0394020A3 true EP0394020A3 (fr) | 1991-10-09 |
EP0394020B1 EP0394020B1 (fr) | 1994-09-14 |
Family
ID=26391168
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19900304167 Expired - Lifetime EP0394020B1 (fr) | 1989-04-19 | 1990-04-18 | Particules en ferrite et composite ferrite-résine pour noyau magnétique à liant et procédé de leur fabrication |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0394020B1 (fr) |
DE (1) | DE69012398T2 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE59209285D1 (de) * | 1991-11-11 | 1998-05-20 | Siemens Matsushita Components | Verwendung eines magnetischen Materials als Spulenkern |
JP3838730B2 (ja) * | 1997-02-13 | 2006-10-25 | 株式会社メイト | 軟磁性複合材料 |
EP1097463B1 (fr) | 1998-07-10 | 2002-11-27 | Epcos Ag | Produit magnetisable, son utilisation et son procede de production |
JP3542319B2 (ja) | 2000-07-07 | 2004-07-14 | 昭栄化学工業株式会社 | 単結晶フェライト微粉末 |
WO2007111793A2 (fr) * | 2006-02-17 | 2007-10-04 | Steward Advanced Materials, Inc. | Procédé et appareil de projection à flamme oxygaz à faible vitesse (lvof) pour l'élaboration de produits de ferrite et produits ainsi obtenus |
CN113871126B (zh) * | 2021-09-26 | 2024-07-30 | 阜阳师范大学 | 一种磁性海泡石纳米晶磁芯及其制备方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2254536A1 (fr) * | 1973-12-12 | 1975-07-11 | Xerox Corp | |
US4268430A (en) * | 1979-01-31 | 1981-05-19 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Ferrite composition having higher initial permeability and process for preparing molding product therefrom |
EP0044592A1 (fr) * | 1980-07-22 | 1982-01-27 | Koninklijke Philips Electronics N.V. | Composant électromagnétique à liant de résine synthétique et procédé pour sa fabrication |
US4352717A (en) * | 1975-08-12 | 1982-10-05 | Dowa Mining Co., Ltd. | Apparatus for production of spherical grain ferrite powder |
-
1990
- 1990-04-18 DE DE1990612398 patent/DE69012398T2/de not_active Expired - Fee Related
- 1990-04-18 EP EP19900304167 patent/EP0394020B1/fr not_active Expired - Lifetime
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2254536A1 (fr) * | 1973-12-12 | 1975-07-11 | Xerox Corp | |
US4352717A (en) * | 1975-08-12 | 1982-10-05 | Dowa Mining Co., Ltd. | Apparatus for production of spherical grain ferrite powder |
US4268430A (en) * | 1979-01-31 | 1981-05-19 | Kanegafuchi Kagaku Kogyo Kabushiki Kaisha | Ferrite composition having higher initial permeability and process for preparing molding product therefrom |
EP0044592A1 (fr) * | 1980-07-22 | 1982-01-27 | Koninklijke Philips Electronics N.V. | Composant électromagnétique à liant de résine synthétique et procédé pour sa fabrication |
Also Published As
Publication number | Publication date |
---|---|
EP0394020A2 (fr) | 1990-10-24 |
DE69012398T2 (de) | 1995-02-02 |
EP0394020B1 (fr) | 1994-09-14 |
DE69012398D1 (de) | 1994-10-20 |
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