JP7207706B2 - 磁気シールド材 - Google Patents

磁気シールド材 Download PDF

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Publication number
JP7207706B2
JP7207706B2 JP2018216845A JP2018216845A JP7207706B2 JP 7207706 B2 JP7207706 B2 JP 7207706B2 JP 2018216845 A JP2018216845 A JP 2018216845A JP 2018216845 A JP2018216845 A JP 2018216845A JP 7207706 B2 JP7207706 B2 JP 7207706B2
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JP
Japan
Prior art keywords
magnetic
shield material
magnetic shield
conductive layer
thickness
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.)
Active
Application number
JP2018216845A
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English (en)
Japanese (ja)
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JP2020088045A (ja
JP2020088045A5 (enExample
Inventor
太一 石原
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kitagawa Industries Co Ltd
Original Assignee
Kitagawa Industries Co 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=70774495&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=JP7207706(B2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Kitagawa Industries Co Ltd filed Critical Kitagawa Industries Co Ltd
Priority to JP2018216845A priority Critical patent/JP7207706B2/ja
Priority to PCT/JP2019/044731 priority patent/WO2020105543A1/ja
Priority to CN201980062317.9A priority patent/CN112740848B/zh
Priority to EP19887297.0A priority patent/EP3886550B1/en
Priority to US17/294,873 priority patent/US11690207B2/en
Publication of JP2020088045A publication Critical patent/JP2020088045A/ja
Publication of JP2020088045A5 publication Critical patent/JP2020088045A5/ja
Publication of JP7207706B2 publication Critical patent/JP7207706B2/ja
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    • 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
    • H05K9/0084—Electromagnetic shielding materials, e.g. EMI, RFI shielding comprising a single continuous metallic layer on an electrically insulating supporting structure, e.g. metal foil, film, plating coating, electro-deposition, vapour-deposition
    • 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
    • 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/043—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of metal
    • 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/09—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyesters
    • 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/18—Layered products comprising a layer of metal comprising iron or steel
    • 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
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/14—Layered products comprising a layer of synthetic resin next to a particulate layer
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/16—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by features of a layer formed of particles, e.g. chips, powder or granules
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/22—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed
    • B32B5/30—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by the presence of two or more layers which are next to each other and are fibrous, filamentary, formed of particles or foamed one layer being formed of particles, e.g. chips, granules, powder
    • 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
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • 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
    • H05K9/0075—Magnetic shielding materials
    • 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
    • B32B2264/00—Composition or properties of particles which form a particulate layer or are present as additives
    • B32B2264/10—Inorganic particles
    • B32B2264/105—Metal
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/202—Conductive
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/20—Properties of the layers or laminate having particular electrical or magnetic properties, e.g. piezoelectric
    • B32B2307/208—Magnetic, paramagnetic
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/306—Resistant to heat
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/702—Amorphous
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • 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
    • B32B2457/00—Electrical equipment
    • B32B2457/08—PCBs, i.e. printed circuit boards
    • 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
    • H05K9/0007—Casings
    • H05K9/0058—Casings specially adapted for optoelectronic applications

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Wood Science & Technology (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
  • Laminated Bodies (AREA)
JP2018216845A 2018-11-19 2018-11-19 磁気シールド材 Active JP7207706B2 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP2018216845A JP7207706B2 (ja) 2018-11-19 2018-11-19 磁気シールド材
US17/294,873 US11690207B2 (en) 2018-11-19 2019-11-14 Magnetic shield material
CN201980062317.9A CN112740848B (zh) 2018-11-19 2019-11-14 磁屏蔽件
EP19887297.0A EP3886550B1 (en) 2018-11-19 2019-11-14 Magnetic shield material
PCT/JP2019/044731 WO2020105543A1 (ja) 2018-11-19 2019-11-14 磁気シールド材

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018216845A JP7207706B2 (ja) 2018-11-19 2018-11-19 磁気シールド材

Publications (3)

Publication Number Publication Date
JP2020088045A JP2020088045A (ja) 2020-06-04
JP2020088045A5 JP2020088045A5 (enExample) 2021-12-16
JP7207706B2 true JP7207706B2 (ja) 2023-01-18

Family

ID=70774495

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018216845A Active JP7207706B2 (ja) 2018-11-19 2018-11-19 磁気シールド材

Country Status (5)

Country Link
US (1) US11690207B2 (enExample)
EP (1) EP3886550B1 (enExample)
JP (1) JP7207706B2 (enExample)
CN (1) CN112740848B (enExample)
WO (1) WO2020105543A1 (enExample)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12064250B2 (en) * 2020-12-28 2024-08-20 Biosense Webster (Israel) Ltd. Generic box for electrophysiology system adapters
JP2022153032A (ja) * 2021-03-29 2022-10-12 Ｊｘ金属株式会社 積層体及びその製造方法
KR102586948B1 (ko) * 2021-04-02 2023-10-10 주식회사 아모센스 자기장 차폐시트 및 이의 제조방법
JP7627247B2 (ja) * 2022-07-20 2025-02-07 Ｊｘ金属株式会社 電磁波遮蔽材料、被覆材又は外装材及び電気・電子機器
CN115484808A (zh) * 2022-10-17 2022-12-16 宁波中科毕普拉斯新材料科技有限公司 一种电磁屏蔽复合材料及制备方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005142551A (ja) 2003-10-17 2005-06-02 Nitta Ind Corp 磁気シールドシートおよび入力対応表示装置

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5260128A (en) * 1989-12-11 1993-11-09 Kabushiki Kaisha Riken Electromagnetic shielding sheet
JP3900559B2 (ja) * 1996-09-19 2007-04-04 大同特殊鋼株式会社 磁気遮蔽用シートとその製造方法及びこれを用いたケーブル
FI20020025A0 (fi) * 2002-01-08 2002-01-08 4 D Neuroimaging Oy Komposiittiseinõrakenne parannetun magneettisuojauksen aikaansaamiseksi
JP2010153542A (ja) * 2008-12-25 2010-07-08 Ado Union Kenkyusho:Kk 電磁波抑制シート及びその製造方法
CN101704312A (zh) * 2009-11-06 2010-05-12 电子科技大学 复合电磁屏蔽材料及其制造方法
JPWO2015137257A1 (ja) * 2014-03-14 2017-04-06 株式会社カネカ 電子端末機器及びその組立方法
US20160052240A1 (en) * 2014-08-25 2016-02-25 Chase Corporation Paper/ plastic laminate and electromagnetic shielding material
CN205454370U (zh) * 2015-12-24 2016-08-10 上海光线新材料科技有限公司 一种电磁屏蔽复合材料
JP2018067629A (ja) 2016-10-19 2018-04-26 京セラ株式会社 電磁波シールド用積層接着シートおよびその接着方法
CN107864604A (zh) * 2017-11-10 2018-03-30 中国科学院西安光学精密机械研究所 一种电磁辐射屏蔽结构

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005142551A (ja) 2003-10-17 2005-06-02 Nitta Ind Corp 磁気シールドシートおよび入力対応表示装置

Also Published As

Publication number Publication date
JP2020088045A (ja) 2020-06-04
US20220007555A1 (en) 2022-01-06
WO2020105543A1 (ja) 2020-05-28
EP3886550A1 (en) 2021-09-29
CN112740848A (zh) 2021-04-30
EP3886550B1 (en) 2025-06-18
EP3886550A4 (en) 2021-12-22
CN112740848B (zh) 2024-07-09
US11690207B2 (en) 2023-06-27

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