KR101076555B1 - 시트상 연자성 재료 및 그의 제조 방법 - Google Patents
시트상 연자성 재료 및 그의 제조 방법 Download PDFInfo
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- KR101076555B1 KR101076555B1 KR1020097008864A KR20097008864A KR101076555B1 KR 101076555 B1 KR101076555 B1 KR 101076555B1 KR 1020097008864 A KR1020097008864 A KR 1020097008864A KR 20097008864 A KR20097008864 A KR 20097008864A KR 101076555 B1 KR101076555 B1 KR 101076555B1
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- soft magnetic
- sheet
- magnetic material
- epoxy resin
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/22—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces for producing castings from a slip
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/006—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of flat products, e.g. sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
- H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
- H01F41/0206—Manufacturing of magnetic cores by mechanical means
- H01F41/0233—Manufacturing of magnetic circuits made from sheets
-
- 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
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/12—Both compacting and sintering
- B22F3/14—Both compacting and sintering simultaneously
- B22F2003/145—Both compacting and sintering simultaneously by warm compacting, below debindering temperature
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C2202/00—Physical properties
- C22C2202/02—Magnetic
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Materials Engineering (AREA)
- Power Engineering (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Dispersion Chemistry (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Electromagnetism (AREA)
- Composite Materials (AREA)
- Soft Magnetic Materials (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
Description
Claims (8)
- 적어도 편평 연자성 분말과, 아크릴 고무와, 에폭시 수지와, 에폭시 수지용 경화제와, 용제를 혼합하여 이루어지는 연자성 조성물로부터 형성된 시트상 연자성 재료이며,상기 편평 연자성 분말이 상기 시트상 연자성 재료의 면내 방향으로 배열되어 있고,상기 아크릴 고무가 글리시딜기를 갖고 있으며,아크릴 고무와 에폭시 수지와 에폭시 수지용 경화제와의 합계량에 대한 편평 연자성 분말의 중량비가 3.7 내지 5.8인 것을 특징으로 하는 시트상 연자성 재료.
- 제1항에 있어서, 편평 연자성 분말이 Fe-Si-Cr-Ni 합금 분말인 시트상 연자성 재료.
- 제1항에 있어서, 편평 연자성 분말이 Fe-Si-Al 합금 분말인 시트상 연자성 재료.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 에폭시 수지용 경화제가 잠재성을 나타내는 시트상 연자성 재료.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 압연 이력이 없는 시트상 연자성 재료.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 인장 강도가 20 Mpa 이상 50 MPa 이하인 시트상 연자성 재료.
- 제1항 내지 제3항 중 어느 한 항에 있어서, 입사각 60도에서의 광택도가 20 % 이상 50 % 이하인 시트상 연자성 재료.
- 적어도 편평 연자성 분말과, 글리시딜기를 갖는 아크릴 고무와, 에폭시 수지와, 에폭시 수지용 경화제와, 용제를 혼합하여 이루어지는 연자성 조성물을 경화 반응이 실질적으로 진행하지 않는 온도에서 박리 기재 상에 도포하고 건조하여 경화성 연자성 시트를 제조하고, 이 경화성 연자성 시트를 2매 이상 적층하여 적층물을 취득하고, 경화 반응이 발생하는 온도에서 적층물을 압연하지 않도록 압축하는 것을 특징으로 하는 시트상 연자성 재료의 제조 방법.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2006295472 | 2006-10-31 | ||
JPJP-P-2006-295472 | 2006-10-31 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR20090086391A KR20090086391A (ko) | 2009-08-12 |
KR101076555B1 true KR101076555B1 (ko) | 2011-10-24 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020097008864A KR101076555B1 (ko) | 2006-10-31 | 2007-10-22 | 시트상 연자성 재료 및 그의 제조 방법 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8123972B2 (ko) |
KR (1) | KR101076555B1 (ko) |
CN (1) | CN101536121B (ko) |
HK (1) | HK1133948A1 (ko) |
WO (1) | WO2008053737A1 (ko) |
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CN101689417B (zh) * | 2008-05-16 | 2012-11-28 | 日立金属株式会社 | 压粉磁芯及扼流器 |
JP2013118313A (ja) * | 2011-12-05 | 2013-06-13 | Dexerials Corp | 電磁波吸収性熱伝導シート及び電磁波吸収性熱伝導シートの製造方法 |
CN103666364B (zh) * | 2012-09-13 | 2015-09-16 | 东睦新材料集团股份有限公司 | 金属软磁复合材料用有机绝缘粘结剂及制备金属软磁复合材料方法 |
KR101384250B1 (ko) * | 2012-11-05 | 2014-04-09 | 주식회사 엠피코 | 이종 소재를 이용한 플렉시블 자성 시트 및 이의 제조 방법 |
CN103862048B (zh) * | 2012-12-07 | 2015-12-02 | 中国科学院理化技术研究所 | 一种通过热压制备软磁性复合材料的方法 |
EP2963657B1 (en) * | 2013-02-26 | 2021-04-14 | Nitto Denko Corporation | Soft magnetic film |
JP6297260B2 (ja) * | 2013-02-26 | 2018-03-20 | 日東電工株式会社 | 軟磁性熱硬化性接着フィルム、軟磁性フィルム積層回路基板、および、位置検出装置 |
CN104231708B (zh) * | 2013-06-20 | 2017-03-15 | 广州新莱福磁电有限公司 | 多极静磁场下使用的软磁涂料及其制备方法 |
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JP6526471B2 (ja) * | 2014-05-29 | 2019-06-05 | 日東電工株式会社 | 軟磁性フィルム |
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KR20180041697A (ko) * | 2015-09-07 | 2018-04-24 | 가부시키가이샤 도모에가와 세이시쇼 | 도전성 접착제 조성물, 도전성 접착 시트 및 그것을 이용한 배선 디바이스 |
JP6428678B2 (ja) * | 2016-02-23 | 2018-11-28 | Jfeスチール株式会社 | 積層造形方法、積層造形体製造方法 |
JP6738160B2 (ja) * | 2016-03-01 | 2020-08-12 | 山陽特殊製鋼株式会社 | 軟磁性扁平粉末及びその製造方法 |
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CN105903949B (zh) * | 2016-05-04 | 2018-06-26 | 横店集团东磁股份有限公司 | 一种电子标签用塑胶片及其制备方法 |
CN107415353B (zh) * | 2016-05-31 | 2021-05-11 | Skc株式会社 | 导电磁性复合片的制备方法和天线设备 |
KR101831865B1 (ko) * | 2016-05-31 | 2018-02-26 | 에스케이씨 주식회사 | 안테나 소자, 이의 제조방법 및 이를 포함하는 휴대용 단말기 |
US10622719B2 (en) * | 2016-05-31 | 2020-04-14 | Skc Co., Ltd. | Antenna device and portable terminal comprising same |
US10593452B2 (en) | 2016-05-31 | 2020-03-17 | Skc Co., Ltd. | Magnetic sheet and antenna device comprising same |
CN106816248B (zh) * | 2016-12-07 | 2020-11-10 | 麦格昆磁(天津)有限公司 | 混胶磁粉及其制备方法 |
US10189204B2 (en) * | 2016-12-14 | 2019-01-29 | Desktop Metal, Inc. | Composite feedstock for additive manufacturing |
KR102362736B1 (ko) | 2016-12-19 | 2022-02-11 | 산요오도꾸슈세이꼬 가부시키가이샤 | 연자성 편평 분말 |
CN108652150A (zh) * | 2018-06-19 | 2018-10-16 | 深圳市缤纷珠宝开发有限公司 | 可磁力接合的中空结构的首饰及其制备方法、首饰产品 |
CN110484111A (zh) * | 2018-12-19 | 2019-11-22 | 浙江原邦材料科技有限公司 | 电磁波干扰抑制涂料及其用于制备电磁波干扰抑制涂层的方法 |
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CN110484112B (zh) * | 2018-12-19 | 2021-12-28 | 浙江原邦材料科技有限公司 | 电磁波干扰抑制涂料及其制备电磁波干扰抑制涂层的方法 |
CN110484054B (zh) * | 2018-12-19 | 2022-05-06 | 浙江原邦材料科技有限公司 | 电磁波干扰抑制涂料的配置方法 |
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2007
- 2007-10-22 KR KR1020097008864A patent/KR101076555B1/ko active IP Right Grant
- 2007-10-22 WO PCT/JP2007/070566 patent/WO2008053737A1/ja active Search and Examination
- 2007-10-22 US US12/311,248 patent/US8123972B2/en active Active
- 2007-10-22 CN CN2007800407603A patent/CN101536121B/zh active Active
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2009
- 2009-12-08 HK HK09111492.1A patent/HK1133948A1/xx unknown
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JP2006073949A (ja) | 2004-09-06 | 2006-03-16 | Showa Denko Kk | 電磁波吸収体 |
Also Published As
Publication number | Publication date |
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CN101536121B (zh) | 2012-02-22 |
CN101536121A (zh) | 2009-09-16 |
WO2008053737A1 (fr) | 2008-05-08 |
US20100001226A1 (en) | 2010-01-07 |
US8123972B2 (en) | 2012-02-28 |
HK1133948A1 (en) | 2010-04-09 |
KR20090086391A (ko) | 2009-08-12 |
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