ATE385664T1 - Absorber für elektromagnetische wellen - Google Patents

Absorber für elektromagnetische wellen

Info

Publication number
ATE385664T1
ATE385664T1 AT04772092T AT04772092T ATE385664T1 AT E385664 T1 ATE385664 T1 AT E385664T1 AT 04772092 T AT04772092 T AT 04772092T AT 04772092 T AT04772092 T AT 04772092T AT E385664 T1 ATE385664 T1 AT E385664T1
Authority
AT
Austria
Prior art keywords
absorbers
electromagnetic waves
compound
molecule
electromagnetic wave
Prior art date
Application number
AT04772092T
Other languages
English (en)
Inventor
M Hirata
Masahide Utsunomiya
Original Assignee
Showa Denko Kk
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 Showa Denko Kk filed Critical Showa Denko Kk
Application granted granted Critical
Publication of ATE385664T1 publication Critical patent/ATE385664T1/de

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/4007—Curing agents not provided for by the groups C08G59/42 - C08G59/66
    • C08G59/4014—Nitrogen containing compounds
    • C08G59/4042—Imines; Imides
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G59/00—Polycondensates containing more than one epoxy group per molecule; Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups
    • C08G59/18—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing
    • C08G59/40—Macromolecules obtained by polymerising compounds containing more than one epoxy group per molecule using curing agents or catalysts which react with the epoxy groups ; e.g. general methods of curing characterised by the curing agents used
    • C08G59/42—Polycarboxylic acids; Anhydrides, halides or low molecular weight esters thereof
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
    • C08L33/062—Copolymers with monomers not covered by C08L33/06
    • C08L33/064—Copolymers with monomers not covered by C08L33/06 containing anhydride, COOH or COOM groups, with M being metal or onium-cation
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L63/00—Compositions of epoxy resins; Compositions of derivatives of epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
    • G—PHYSICS
    • G21—NUCLEAR PHYSICS; NUCLEAR ENGINEERING
    • G21F—PROTECTION AGAINST X-RADIATION, GAMMA RADIATION, CORPUSCULAR RADIATION OR PARTICLE BOMBARDMENT; TREATING RADIOACTIVELY CONTAMINATED MATERIAL; DECONTAMINATION ARRANGEMENTS THEREFOR
    • G21F1/00—Shielding characterised by the composition of the materials
    • G21F1/02—Selection of uniform shielding materials
    • G21F1/10—Organic substances; Dispersions in organic carriers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q17/00—Devices for absorbing waves radiated from an antenna; Combinations of such devices with active antenna elements or systems
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/01—Use of inorganic substances as compounding ingredients characterized by their specific function
    • C08K3/013—Fillers, pigments or reinforcing additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/02—Elements
    • C08K3/08—Metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L33/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
    • C08L33/04—Homopolymers or copolymers of esters
    • C08L33/06—Homopolymers or copolymers of esters of esters containing only carbon, hydrogen and oxygen, which oxygen atoms are present only as part of the carboxyl radical
    • C08L33/062—Copolymers with monomers not covered by C08L33/06
    • C08L33/068—Copolymers with monomers not covered by C08L33/06 containing glycidyl groups
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/32—Composite [nonstructural laminate] of inorganic material having metal-compound-containing layer and having defined magnetic layer

Landscapes

  • Chemical & Material Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Engineering & Computer Science (AREA)
  • High Energy & Nuclear Physics (AREA)
  • Dispersion Chemistry (AREA)
  • Electromagnetism (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Hard Magnetic Materials (AREA)
  • Epoxy Resins (AREA)
AT04772092T 2003-08-18 2004-08-18 Absorber für elektromagnetische wellen ATE385664T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003294506 2003-08-18

Publications (1)

Publication Number Publication Date
ATE385664T1 true ATE385664T1 (de) 2008-02-15

Family

ID=36203989

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04772092T ATE385664T1 (de) 2003-08-18 2004-08-18 Absorber für elektromagnetische wellen

Country Status (7)

Country Link
US (1) US20060214132A1 (de)
EP (1) EP1656820B1 (de)
KR (1) KR100781119B1 (de)
CN (1) CN1836475A (de)
AT (1) ATE385664T1 (de)
DE (1) DE602004011675T2 (de)
WO (1) WO2005018298A2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101069461B (zh) * 2004-12-03 2010-12-08 新田股份有限公司 电磁干扰抑制体、天线装置及电子信息传输装置
CN101395223A (zh) 2006-03-09 2009-03-25 昭和电工株式会社 热固性树脂组合物及其用途
KR101119446B1 (ko) * 2006-10-31 2012-03-15 소니 케미카루 앤드 인포메이션 디바이스 가부시키가이샤 적층형 연자성 시트의 제조 방법
TW200917288A (en) * 2007-10-15 2009-04-16 Sekishin Kogyo Co Ltd Metallic magnetic material for magnetic element of a choke coil and SMD choke coil
KR102475403B1 (ko) * 2015-10-05 2022-12-07 주식회사 아모그린텍 자기장 차폐시트, 이의 제조방법, 및 이를 포함하는 근거리통신용 모듈
KR102417443B1 (ko) * 2015-11-03 2022-07-06 주식회사 아모그린텍 자기장 차폐시트의 제조방법 및 이를 통해 제조된 자기장 차폐시트를 포함하는 안테나 모듈
KR102425833B1 (ko) * 2015-11-03 2022-07-28 주식회사 아모그린텍 자기장 차폐시트 및 이를 포함하는 안테나 모듈
KR101926453B1 (ko) * 2016-07-29 2019-03-07 (주)엘지하우시스 전자기파 차폐시트용 조성물 및 전자기파 차폐시트
CN113801437B (zh) * 2021-10-21 2023-04-25 航天特种材料及工艺技术研究所 一种吸波环氧树脂、吸波环氧树脂复材及其制备方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS523745B2 (de) * 1973-07-25 1977-01-29
JPS54127000A (en) * 1978-03-25 1979-10-02 Tdk Corp Electromagnetic wave absorbing material
JPS6169866A (ja) * 1984-09-12 1986-04-10 Polyplastics Co 複合材料組成物
US5919848A (en) * 1997-10-03 1999-07-06 Eastman Chemical Company Magnetic polyester compositions
JP2001028491A (ja) * 1999-07-14 2001-01-30 Daido Steel Co Ltd 高温においても性能を維持する電磁波吸収体
JP2001053487A (ja) * 1999-08-17 2001-02-23 Sony Corp 電波吸収体
JP3641796B2 (ja) * 1999-10-18 2005-04-27 Ｎｅｃトーキン株式会社 電磁干渉抑制体
JP3752117B2 (ja) * 2000-01-21 2006-03-08 シーアイ化成株式会社 非加硫ゴム磁性組成物

Also Published As

Publication number Publication date
EP1656820A2 (de) 2006-05-17
US20060214132A1 (en) 2006-09-28
KR100781119B1 (ko) 2007-11-30
CN1836475A (zh) 2006-09-20
WO2005018298A2 (en) 2005-02-24
KR20060032220A (ko) 2006-04-14
WO2005018298A3 (en) 2005-05-19
EP1656820B1 (de) 2008-02-06
DE602004011675T2 (de) 2009-01-29
DE602004011675D1 (de) 2008-03-20

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