TW200612817A - Electromagnetic wave absorbing sheet - Google Patents

Electromagnetic wave absorbing sheet

Info

Publication number
TW200612817A
TW200612817A TW094128232A TW94128232A TW200612817A TW 200612817 A TW200612817 A TW 200612817A TW 094128232 A TW094128232 A TW 094128232A TW 94128232 A TW94128232 A TW 94128232A TW 200612817 A TW200612817 A TW 200612817A
Authority
TW
Taiwan
Prior art keywords
electromagnetic wave
wave absorbing
absorbing sheet
weight
provides
Prior art date
Application number
TW094128232A
Other languages
English (en)
Inventor
Takashi Kushida
Original Assignee
Teijin 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 Teijin Ltd filed Critical Teijin Ltd
Publication of TW200612817A publication Critical patent/TW200612817A/zh

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
    • H01F1/28—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 dispersed or suspended 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
    • H01F1/342—Oxides
    • H01F1/344—Ferrites, e.g. having a cubic spinel structure (X2+O)(Y23+O3), e.g. magnetite Fe3O4

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
  • Soft Magnetic Materials (AREA)
  • Laminated Bodies (AREA)
TW094128232A 2004-08-18 2005-08-18 Electromagnetic wave absorbing sheet TW200612817A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004238169A JP2008016458A (ja) 2004-08-18 2004-08-18 電磁波吸収シート材料

Publications (1)

Publication Number Publication Date
TW200612817A true TW200612817A (en) 2006-04-16

Family

ID=35907554

Family Applications (1)

Application Number Title Priority Date Filing Date
TW094128232A TW200612817A (en) 2004-08-18 2005-08-18 Electromagnetic wave absorbing sheet

Country Status (3)

Country Link
JP (1) JP2008016458A (zh)
TW (1) TW200612817A (zh)
WO (1) WO2006019172A1 (zh)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4249227B2 (ja) * 2004-12-03 2009-04-02 ニッタ株式会社 電磁干渉抑制体、アンテナ装置、及び電子情報伝達装置
JP2011003583A (ja) * 2009-06-16 2011-01-06 Asahi Kasei E-Materials Corp 複合シート
US8283372B2 (en) 2009-07-02 2012-10-09 Tetralogic Pharmaceuticals Corp. 2-(1H-indol-3-ylmethyl)-pyrrolidine dimer as a SMAC mimetic
DE102011100805A1 (de) * 2011-05-06 2012-11-08 Volker Voigt Magnetisch wirksamer Werkstoff
JP5474251B1 (ja) * 2013-02-04 2014-04-16 Ｎｅｃトーキン株式会社 磁芯およびインダクタ
CN107090578B (zh) * 2016-11-22 2020-04-24 佛山市顺德区美的电热电器制造有限公司 一种结构致密的导磁涂层及其制备方法
WO2018116127A1 (en) * 2016-12-19 2018-06-28 3M Innovative Properties Company Thermoplastic polymer composite containing soft, ferromagnetic particulate material and methods of making thereof

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4177523B2 (ja) * 1999-07-16 2008-11-05 京セラ株式会社 電波吸収体
JP2001111289A (ja) * 1999-10-13 2001-04-20 Kyocera Corp 電波吸収体及びその製造方法
JP2001126910A (ja) * 1999-10-25 2001-05-11 Tokin Corp 複合磁性体、複合磁性体シートおよびそれらの製造方法
JP4446593B2 (ja) * 2000-12-26 2010-04-07 京セラ株式会社 電磁波吸収体
JP2003229694A (ja) * 2002-02-05 2003-08-15 Sony Corp 電磁波吸収体およびその製造方法
JP2003324299A (ja) * 2002-05-01 2003-11-14 Daido Steel Co Ltd ハロゲンフリーな難燃性電磁波抑制シートおよびその製造方法
JP2004059832A (ja) * 2002-07-31 2004-02-26 Hitachi Cable Ltd 電磁波吸収材料組成物及び電磁波吸収体

Also Published As

Publication number Publication date
WO2006019172A1 (ja) 2006-02-23
JP2008016458A (ja) 2008-01-24

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