JP7323708B2 - 反射型の電磁波吸収体 - Google Patents

反射型の電磁波吸収体 Download PDF

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Publication number
JP7323708B2
JP7323708B2 JP2022514217A JP2022514217A JP7323708B2 JP 7323708 B2 JP7323708 B2 JP 7323708B2 JP 2022514217 A JP2022514217 A JP 2022514217A JP 2022514217 A JP2022514217 A JP 2022514217A JP 7323708 B2 JP7323708 B2 JP 7323708B2
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JP
Japan
Prior art keywords
layer
electromagnetic wave
dielectric
dielectric layer
ghz
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JP2022514217A
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English (en)
Japanese (ja)
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JPWO2022131298A1 (https=
Inventor
碩芳 西山
亮 正田
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Toppan Inc
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Toppan Inc
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Publication of JPWO2022131298A1 publication Critical patent/JPWO2022131298A1/ja
Priority to JP2022179132A priority Critical patent/JP2023016814A/ja
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    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/002—Inhomogeneous material in general
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/33—Thin- or thick-film capacitors (thin- or thick-film circuits; capacitors without a potential-jump or surface barrier specially adapted for integrated circuits, details thereof, multistep manufacturing processes therefor)
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/02—Physical, chemical or physicochemical properties
    • B32B7/025—Electric or magnetic properties
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B3/00—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties
    • H01B3/18—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances
    • H01B3/30—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes
    • H01B3/44—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins
    • H01B3/441—Insulators or insulating bodies characterised by the insulating materials; Selection of materials for their insulating or dielectric properties mainly consisting of organic substances plastics; resins; waxes vinyl resins; acrylic resins from alkenes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/14—Organic dielectrics
    • H01G4/18—Organic dielectrics of synthetic material, e.g. derivatives of cellulose
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/20—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06
    • H01G4/206—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06 inorganic and synthetic material
    • 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
    • H05K9/0088—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising a plurality of shielding layers; combining different shielding material structure
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/06—Solid dielectrics
    • H01G4/14—Organic dielectrics
    • H01G4/145—Organic dielectrics vapour deposited
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01G—CAPACITORS; CAPACITORS, RECTIFIERS, DETECTORS, SWITCHING DEVICES, LIGHT-SENSITIVE OR TEMPERATURE-SENSITIVE DEVICES OF THE ELECTROLYTIC TYPE
    • H01G4/00—Fixed capacitors; Processes of their manufacture
    • H01G4/002—Details
    • H01G4/018—Dielectrics
    • H01G4/20—Dielectrics using combinations of dielectrics from more than one of groups H01G4/02 - H01G4/06

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Laminated Bodies (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Aerials With Secondary Devices (AREA)
  • Inorganic Insulating Materials (AREA)
JP2022514217A 2020-12-17 2021-12-15 反射型の電磁波吸収体 Active JP7323708B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2022179132A JP2023016814A (ja) 2020-12-17 2022-11-08 誘電体層の製造方法、樹脂組成物、及び誘電体層を含む積層体

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2020209095 2020-12-17
JP2020209095 2020-12-17
PCT/JP2021/046304 WO2022131298A1 (ja) 2020-12-17 2021-12-15 誘電体層の製造方法、樹脂組成物、及び誘電体層を含む積層体

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2022179132A Division JP2023016814A (ja) 2020-12-17 2022-11-08 誘電体層の製造方法、樹脂組成物、及び誘電体層を含む積層体

Publications (2)

Publication Number Publication Date
JPWO2022131298A1 JPWO2022131298A1 (https=) 2022-06-23
JP7323708B2 true JP7323708B2 (ja) 2023-08-08

Family

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Family Applications (2)

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JP2022514217A Active JP7323708B2 (ja) 2020-12-17 2021-12-15 反射型の電磁波吸収体
JP2022179132A Pending JP2023016814A (ja) 2020-12-17 2022-11-08 誘電体層の製造方法、樹脂組成物、及び誘電体層を含む積層体

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JP2022179132A Pending JP2023016814A (ja) 2020-12-17 2022-11-08 誘電体層の製造方法、樹脂組成物、及び誘電体層を含む積層体

Country Status (7)

Country Link
US (1) US20230420156A1 (https=)
EP (1) EP4266850A4 (https=)
JP (2) JP7323708B2 (https=)
KR (1) KR20230121722A (https=)
CN (1) CN116600990A (https=)
TW (1) TWI904301B (https=)
WO (1) WO2022131298A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2025128885A (ja) * 2024-02-22 2025-09-03 リンテック株式会社 電磁波吸収部材
JP2025128955A (ja) * 2024-02-22 2025-09-03 リンテック株式会社 電磁波吸収部材

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013236064A (ja) 2012-04-10 2013-11-21 Idemitsu Kosan Co Ltd ノイズ吸収積層体
WO2018088492A1 (ja) 2016-11-10 2018-05-17 マクセルホールディングス株式会社 電磁波吸収シート
JP2020145278A (ja) 2019-03-05 2020-09-10 出光興産株式会社 電磁波吸収シート及びその製造方法
JP2020161584A (ja) 2019-03-26 2020-10-01 積水化学工業株式会社 λ／４型電波吸収体

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005187551A (ja) * 2003-12-25 2005-07-14 Ntn Corp 高誘電性樹脂組成物
JP2005311330A (ja) 2004-03-22 2005-11-04 Takiron Co Ltd 電波吸収体
GB2519133B (en) * 2013-10-11 2018-06-27 Qinetiq Ltd Electromagnetic field absorbing composition
JP6163622B2 (ja) * 2015-05-29 2017-07-12 リンテック株式会社 粘着シート
JP6184579B2 (ja) * 2015-12-14 2017-08-23 日東電工株式会社 電磁波吸収体およびそれを備えた電磁波吸収体付成形体
JP6795300B2 (ja) * 2015-12-17 2020-12-02 東洋インキＳｃホールディングス株式会社 電磁波抑制シートおよびこれを用いた電磁波抑制粘着シート、電磁波抑制用樹脂組成物、電磁波抑制層
JP7162414B2 (ja) * 2017-06-13 2022-10-28 日東電工株式会社 電磁波吸収体及び電磁波吸収体付成形品
WO2019077808A1 (ja) * 2017-10-19 2019-04-25 関西ペイント株式会社 ミリ波帯域用電波吸収シート及びミリ波電波吸収方法
JP2019155603A (ja) * 2018-03-07 2019-09-19 凸版印刷株式会社 蓄光フィルム及びその製造方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013236064A (ja) 2012-04-10 2013-11-21 Idemitsu Kosan Co Ltd ノイズ吸収積層体
WO2018088492A1 (ja) 2016-11-10 2018-05-17 マクセルホールディングス株式会社 電磁波吸収シート
JP2020145278A (ja) 2019-03-05 2020-09-10 出光興産株式会社 電磁波吸収シート及びその製造方法
JP2020161584A (ja) 2019-03-26 2020-10-01 積水化学工業株式会社 λ／４型電波吸収体

Also Published As

Publication number Publication date
US20230420156A1 (en) 2023-12-28
WO2022131298A1 (ja) 2022-06-23
CN116600990A (zh) 2023-08-15
KR20230121722A (ko) 2023-08-21
JP2023016814A (ja) 2023-02-02
TW202228997A (zh) 2022-08-01
EP4266850A1 (en) 2023-10-25
JPWO2022131298A1 (https=) 2022-06-23
TWI904301B (zh) 2025-11-11
EP4266850A4 (en) 2024-06-05

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