DE69730310D1 - Magnetische kompositfolie, herstellungsverfahren und material zur unterdruckung von elektromagnetischen interferenzen - Google Patents
Magnetische kompositfolie, herstellungsverfahren und material zur unterdruckung von elektromagnetischen interferenzenInfo
- Publication number
- DE69730310D1 DE69730310D1 DE69730310T DE69730310T DE69730310D1 DE 69730310 D1 DE69730310 D1 DE 69730310D1 DE 69730310 T DE69730310 T DE 69730310T DE 69730310 T DE69730310 T DE 69730310T DE 69730310 D1 DE69730310 D1 DE 69730310D1
- Authority
- DE
- Germany
- Prior art keywords
- manufacturing process
- composite film
- magnetic composite
- suppressing electromagnetic
- electromagnetic interferences
- 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
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0073—Shielding materials
- H05K9/0081—Electromagnetic shielding materials, e.g. EMI, RFI shielding
- H05K9/0083—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising electro-conductive non-fibrous particles embedded in an electrically insulating supporting structure, e.g. powder, flakes, whiskers
-
- 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
- H01F1/14—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 metals or alloys
- H01F1/20—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 metals or alloys in the form of particles, e.g. powder
- H01F1/22—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/24—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
-
- 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
- H01F1/14—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 metals or alloys
- H01F1/20—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 metals or alloys in the form of particles, e.g. powder
- H01F1/22—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together
- H01F1/24—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated
- H01F1/26—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 metals or alloys in the form of particles, e.g. powder pressed, sintered, or bound together the particles being insulated by macromolecular organic substances
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Soft Magnetic Materials (AREA)
- Hard Magnetic Materials (AREA)
- Coils Or Transformers For Communication (AREA)
- Aerials With Secondary Devices (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23195796A JP3404618B2 (ja) | 1996-09-02 | 1996-09-02 | 電磁干渉抑制体 |
JP23195796 | 1996-09-02 | ||
PCT/JP1997/003067 WO1998010439A1 (fr) | 1996-09-02 | 1997-09-02 | Materiau magnetique composite, procede de fabrication et materiau permettant de supprimer les interferences electromagnetiques |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69730310D1 true DE69730310D1 (de) | 2004-09-23 |
DE69730310T2 DE69730310T2 (de) | 2005-09-01 |
Family
ID=16931716
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69730310T Expired - Lifetime DE69730310T2 (de) | 1996-09-02 | 1997-09-02 | Magnetische kompositfolie, herstellungsverfahren und material zur unterdruckung von elektromagnetischen interferenzen |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP0871183B1 (de) |
JP (1) | JP3404618B2 (de) |
KR (1) | KR100396257B1 (de) |
CN (1) | CN1143325C (de) |
DE (1) | DE69730310T2 (de) |
TW (1) | TW399350B (de) |
WO (1) | WO1998010439A1 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6432159B1 (en) * | 1999-10-04 | 2002-08-13 | Daido Tokushuko Kabushiki Kaisha | Magnetic mixture |
JP3641797B2 (ja) | 1999-10-18 | 2005-04-27 | Necトーキン株式会社 | 電磁干渉抑制体 |
JP2001210510A (ja) * | 2000-01-28 | 2001-08-03 | Tokin Corp | 軟磁性粉末及びそれを用いた複合磁性体 |
DE10155898A1 (de) | 2001-11-14 | 2003-05-28 | Vacuumschmelze Gmbh & Co Kg | Induktives Bauelement und Verfahren zu seiner Herstellung |
US20040041121A1 (en) * | 2002-08-30 | 2004-03-04 | Shigeyoshi Yoshida | Magnetic loss material and method of producing the same |
DE60218905T2 (de) * | 2002-11-11 | 2007-07-12 | Nec Tokin Corp., Sendai | Gegen-emi-komponente und gegen-emi-verfahren |
WO2006059771A1 (ja) * | 2004-12-03 | 2006-06-08 | Nitta Corporation | 電磁干渉抑制体、アンテナ装置、及び電子情報伝達装置 |
JP2014192327A (ja) * | 2013-03-27 | 2014-10-06 | Riken Corp | 近傍界用電波吸収シートおよびその製造方法 |
CN104004307B (zh) * | 2014-04-25 | 2016-08-03 | 电子科技大学 | 一致取向的片状FeSiAl粉体颗粒复合材料制备方法 |
CN109479388A (zh) * | 2016-07-22 | 2019-03-15 | 麦克赛尔控股株式会社 | 电磁波吸收体 |
JP6934660B2 (ja) * | 2017-07-31 | 2021-09-15 | 北川工業株式会社 | 電磁波抑制シート |
EP3668297B1 (de) * | 2017-09-29 | 2024-05-08 | Maxell, Ltd. | Elektromagnetische wellen absorbierende zusammensetzung und elektromagnetische wellen absorbierender körper |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04328805A (ja) * | 1991-04-30 | 1992-11-17 | Tokin Corp | 形状異方性軟磁性合金粉末及びその製造方法 |
JP2611056B2 (ja) * | 1991-05-20 | 1997-05-21 | 賢一 荒井 | 磁性材料および誘導電磁器の製造方法 |
JPH05145271A (ja) * | 1991-11-25 | 1993-06-11 | Bando Chem Ind Ltd | 筒状電磁波遮蔽装置 |
JPH06204021A (ja) * | 1993-01-06 | 1994-07-22 | Kawasaki Steel Corp | 複合磁性材料およびその製造方法 |
JPH0935927A (ja) * | 1995-07-20 | 1997-02-07 | Tokin Corp | 複合磁性体及びそれを用いた電磁干渉抑制体 |
JPH0993034A (ja) * | 1995-09-22 | 1997-04-04 | Tokin Corp | 複合磁性体及びその製造方法ならびに電磁干渉抑制体 |
-
1996
- 1996-09-02 JP JP23195796A patent/JP3404618B2/ja not_active Expired - Lifetime
-
1997
- 1997-09-02 CN CNB971911223A patent/CN1143325C/zh not_active Expired - Lifetime
- 1997-09-02 WO PCT/JP1997/003067 patent/WO1998010439A1/ja active IP Right Grant
- 1997-09-02 KR KR10-1998-0703163A patent/KR100396257B1/ko not_active IP Right Cessation
- 1997-09-02 DE DE69730310T patent/DE69730310T2/de not_active Expired - Lifetime
- 1997-09-02 EP EP97937876A patent/EP0871183B1/de not_active Expired - Lifetime
- 1997-09-02 TW TW086112620A patent/TW399350B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
CN1199495A (zh) | 1998-11-18 |
EP0871183B1 (de) | 2004-08-18 |
KR100396257B1 (ko) | 2003-10-17 |
WO1998010439A1 (fr) | 1998-03-12 |
CN1143325C (zh) | 2004-03-24 |
KR20000064303A (ko) | 2000-11-06 |
JP3404618B2 (ja) | 2003-05-12 |
JPH1074611A (ja) | 1998-03-17 |
TW399350B (en) | 2000-07-21 |
EP0871183A1 (de) | 1998-10-14 |
DE69730310T2 (de) | 2005-09-01 |
EP0871183A4 (de) | 2000-04-12 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |