CN108430204B - 隔磁材料及其制备方法和应用 - Google Patents
隔磁材料及其制备方法和应用 Download PDFInfo
- Publication number
- CN108430204B CN108430204B CN201810469668.9A CN201810469668A CN108430204B CN 108430204 B CN108430204 B CN 108430204B CN 201810469668 A CN201810469668 A CN 201810469668A CN 108430204 B CN108430204 B CN 108430204B
- Authority
- CN
- China
- Prior art keywords
- magnetic
- coating
- layer
- magnetic material
- film
- 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
Links
- 239000000463 material Substances 0.000 title claims abstract description 173
- 238000002955 isolation Methods 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title claims abstract description 23
- 239000000696 magnetic material Substances 0.000 claims abstract description 250
- 239000012634 fragment Substances 0.000 claims abstract description 91
- 230000001681 protective effect Effects 0.000 claims abstract description 31
- 239000003292 glue Substances 0.000 claims abstract description 25
- 238000000576 coating method Methods 0.000 claims description 168
- 239000011248 coating agent Substances 0.000 claims description 164
- 239000010410 layer Substances 0.000 claims description 133
- 239000011247 coating layer Substances 0.000 claims description 57
- 238000000034 method Methods 0.000 claims description 56
- 238000010438 heat treatment Methods 0.000 claims description 51
- 239000002390 adhesive tape Substances 0.000 claims description 50
- 239000000956 alloy Substances 0.000 claims description 45
- 239000012790 adhesive layer Substances 0.000 claims description 32
- 239000012298 atmosphere Substances 0.000 claims description 24
- 238000004519 manufacturing process Methods 0.000 claims description 24
- 229910001004 magnetic alloy Inorganic materials 0.000 claims description 22
- 230000004888 barrier function Effects 0.000 claims description 19
- 239000011230 binding agent Substances 0.000 claims description 14
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 14
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 12
- 229910021392 nanocarbon Inorganic materials 0.000 claims description 12
- -1 polytetrafluoroethylene Polymers 0.000 claims description 12
- 239000011347 resin Substances 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 6
- 239000006229 carbon black Substances 0.000 claims description 6
- 238000004891 communication Methods 0.000 claims description 6
- 238000001035 drying Methods 0.000 claims description 6
- 239000001257 hydrogen Substances 0.000 claims description 6
- 229910052739 hydrogen Inorganic materials 0.000 claims description 6
- 239000011261 inert gas Substances 0.000 claims description 6
- 229920006267 polyester film Polymers 0.000 claims description 6
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 6
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 6
- 229920001721 polyimide Polymers 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 5
- 239000002904 solvent Substances 0.000 claims description 5
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 239000000843 powder Substances 0.000 claims description 4
- 229910052709 silver Inorganic materials 0.000 claims description 4
- 239000004332 silver Substances 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 229920003051 synthetic elastomer Polymers 0.000 claims description 3
- 239000005061 synthetic rubber Substances 0.000 claims description 3
- 239000003522 acrylic cement Substances 0.000 claims description 2
- 238000007747 plating Methods 0.000 claims description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 239000006148 magnetic separator Substances 0.000 claims 2
- 229920001296 polysiloxane Polymers 0.000 claims 1
- 239000013464 silicone adhesive Substances 0.000 claims 1
- 230000005389 magnetism Effects 0.000 abstract description 15
- 239000012528 membrane Substances 0.000 abstract description 3
- 230000008569 process Effects 0.000 description 23
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 20
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 description 16
- 230000000694 effects Effects 0.000 description 13
- 230000035699 permeability Effects 0.000 description 13
- 239000000853 adhesive Substances 0.000 description 12
- 230000001070 adhesive effect Effects 0.000 description 12
- 239000000976 ink Substances 0.000 description 12
- 230000017525 heat dissipation Effects 0.000 description 10
- 239000007789 gas Substances 0.000 description 9
- 238000005984 hydrogenation reaction Methods 0.000 description 9
- 229910052742 iron Inorganic materials 0.000 description 9
- 229910052786 argon Inorganic materials 0.000 description 8
- 230000007246 mechanism Effects 0.000 description 8
- 229910000808 amorphous metal alloy Inorganic materials 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 230000004907 flux Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 4
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 3
- 229910045601 alloy Inorganic materials 0.000 description 3
- 229910003460 diamond Inorganic materials 0.000 description 3
- 239000010432 diamond Substances 0.000 description 3
- 230000006870 function Effects 0.000 description 3
- 230000006698 induction Effects 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 239000002356 single layer Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 239000012752 auxiliary agent Substances 0.000 description 2
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000003575 carbonaceous material Substances 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 238000009713 electroplating Methods 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 238000007885 magnetic separation Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910000859 α-Fe Inorganic materials 0.000 description 2
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- 235000012211 aluminium silicate Nutrition 0.000 description 1
- XMVAAAZAGOWVON-UHFFFAOYSA-N aluminum barium Chemical compound [Al].[Ba] XMVAAAZAGOWVON-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- AOWKSNWVBZGMTJ-UHFFFAOYSA-N calcium titanate Chemical compound [Ca+2].[O-][Ti]([O-])=O AOWKSNWVBZGMTJ-UHFFFAOYSA-N 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 239000002274 desiccant Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 239000003085 diluting agent Substances 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 229920001971 elastomer Polymers 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000001307 helium Substances 0.000 description 1
- 229910052734 helium Inorganic materials 0.000 description 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 description 1
- 239000012212 insulator Substances 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- NLYAJNPCOHFWQQ-UHFFFAOYSA-N kaolin Chemical compound O.O.O=[Al]O[Si](=O)O[Si](=O)O[Al]=O NLYAJNPCOHFWQQ-UHFFFAOYSA-N 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 239000002480 mineral oil Substances 0.000 description 1
- 235000010446 mineral oil Nutrition 0.000 description 1
- 229910052754 neon Inorganic materials 0.000 description 1
- GKAOGPIIYCISHV-UHFFFAOYSA-N neon atom Chemical compound [Ne] GKAOGPIIYCISHV-UHFFFAOYSA-N 0.000 description 1
- 239000012860 organic pigment Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000005060 rubber Substances 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004094 surface-active agent Substances 0.000 description 1
- 235000010215 titanium dioxide Nutrition 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Images
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
- H05K9/0084—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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/52—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
- B29C65/54—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive between pre-assembled parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/70—Circuit arrangements or systems for wireless supply or distribution of electric power involving the reduction of electric, magnetic or electromagnetic leakage fields
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Hard Magnetic Materials (AREA)
Abstract
Description
Claims (49)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201810451308 | 2018-05-11 | ||
CN2018104513086 | 2018-05-11 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN108430204A CN108430204A (zh) | 2018-08-21 |
CN108430204B true CN108430204B (zh) | 2020-05-12 |
Family
ID=63163211
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201810469668.9A Active CN108430204B (zh) | 2018-05-11 | 2018-05-16 | 隔磁材料及其制备方法和应用 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN108430204B (zh) |
WO (1) | WO2019214635A1 (zh) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108430204B (zh) * | 2018-05-11 | 2020-05-12 | 常州格优微磁磁材有限责任公司 | 隔磁材料及其制备方法和应用 |
CN109245325B (zh) * | 2018-09-29 | 2023-09-22 | 美信新材料股份有限公司 | 一种散热隔磁胶带以及无线充电电力接收器 |
CN109788729B (zh) * | 2018-12-29 | 2020-10-02 | 上海威斯科电子材料有限公司 | 一种电磁屏蔽片的制造方法 |
CN109671549B (zh) * | 2019-01-30 | 2024-02-06 | 深圳市晶磁材料技术有限公司 | 无线充电器用导磁片及其制备方法 |
CN109712775B (zh) * | 2019-01-30 | 2021-12-10 | 深圳市晶磁材料技术有限公司 | 无线充电器用导磁片的制备方法 |
CN110010335B (zh) * | 2019-04-25 | 2020-02-14 | 天通控股股份有限公司 | 柔性磁片制作方法、柔性磁片和无线充电器 |
CN110418560B (zh) * | 2019-06-10 | 2020-10-23 | 江西蓝海芯科技集团有限公司 | 一种石墨烯基电磁屏蔽胶带及其制备方法 |
CN110112840B (zh) * | 2019-06-14 | 2023-10-03 | 青岛大学 | 一种基于复合屏蔽层构成的无线电能传输磁耦合器 |
CN110701319B (zh) * | 2019-09-30 | 2020-11-17 | 清华大学 | 涡流驱动阀门 |
CN110911114B (zh) * | 2019-11-29 | 2020-12-22 | 横店集团东磁股份有限公司 | 一种高导热无线充电接收端用复合隔磁片及其制备方法 |
CN111277053A (zh) * | 2020-02-28 | 2020-06-12 | 华为技术有限公司 | 一种屏蔽膜、线圈组件和无线充电设备 |
CN112995883B (zh) * | 2020-09-11 | 2023-05-02 | 苏州格优微磁磁材有限公司 | 声学膜及其制备方法和应用 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104011814B (zh) * | 2011-12-21 | 2017-08-15 | 阿莫先恩电子电器有限公司 | 磁场屏蔽片及其制造方法和无线充电器用接收装置 |
KR101952359B1 (ko) * | 2014-09-29 | 2019-02-26 | 엘지이노텍 주식회사 | 복합자성시트 및 이를 포함하는 무선충전모듈 |
KR102405414B1 (ko) * | 2015-10-13 | 2022-06-07 | 주식회사 위츠 | 자기장 차폐 시트 및 이를 포함하는 무선 충전 장치 |
CN106912188B (zh) * | 2015-12-22 | 2023-11-03 | 无锡蓝沛新材料科技股份有限公司 | 一种无线充电用电磁屏蔽片的制备方法及电磁屏蔽片 |
CN106876084B (zh) * | 2017-03-31 | 2019-05-14 | 深圳市晶磁材料技术有限公司 | 一种nfc模组用隔磁片及其制造方法 |
CN108430204B (zh) * | 2018-05-11 | 2020-05-12 | 常州格优微磁磁材有限责任公司 | 隔磁材料及其制备方法和应用 |
-
2018
- 2018-05-16 CN CN201810469668.9A patent/CN108430204B/zh active Active
-
2019
- 2019-05-08 WO PCT/CN2019/085960 patent/WO2019214635A1/zh active Application Filing
Also Published As
Publication number | Publication date |
---|---|
CN108430204A (zh) | 2018-08-21 |
WO2019214635A1 (zh) | 2019-11-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN108430204B (zh) | 隔磁材料及其制备方法和应用 | |
CN105632678B (zh) | 一种非接触式充电用柔性导磁薄片及其制备方法 | |
CN106922111B (zh) | 无线充电用电磁屏蔽片的制备方法及电磁屏蔽片 | |
CN108146034A (zh) | 隔磁材料及其制备方法和应用 | |
CN109887737B (zh) | 一种无线充电用纳米晶导磁薄片及其制备方法 | |
KR102522857B1 (ko) | 고-성능 실드 시트, 이의 제조 방법 및 이를 포함하는 코일 모듈 | |
JP6568632B1 (ja) | ワイヤレス充電モジュール用シールドシート及びワイヤレス充電モジュール | |
CN112712957B (zh) | 一种无线充电及近场通讯用纳米晶导磁薄片及其制备方法 | |
CN109003792B (zh) | 一种软磁片及其制备方法和用途 | |
CN207978250U (zh) | 一种超薄散热型磁场屏蔽片 | |
KR20140145870A (ko) | 방열 복합시트 | |
CN108481877B (zh) | 电磁屏蔽用磁材的碎化处理工艺 | |
CN117395978B (zh) | 一种耐热型纳米晶隔磁屏蔽材料及其制备方法和应用 | |
CN207772544U (zh) | 隔磁材料 | |
CN109671549B (zh) | 无线充电器用导磁片及其制备方法 | |
CN110335748B (zh) | 一种基于非晶或纳米晶带材的磁性薄片及其制备方法 | |
CN209516750U (zh) | 具有气隙的屏蔽片 | |
CN113388721B (zh) | 一种磁场屏蔽片及其制备方法和应用 | |
CN108306427A (zh) | 一种无线充电应用复合隔磁片的制备工艺及复合隔磁片 | |
CN111816436B (zh) | 一种软磁材料及其制备方法 | |
CN210443363U (zh) | 无线充电器用导磁片 | |
CN109741933B (zh) | 一种超声波辅助的无线充电导磁片制备方法 | |
CN209401466U (zh) | 一种线圈模组复合应用屏蔽片 | |
CN110853861A (zh) | 一种无线充电接收端用隔磁片及其制备方法 | |
CN109712775B (zh) | 无线充电器用导磁片的制备方法 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190222 Address after: 213200 Minghu Road, Jintan District, Changzhou City, Jiangsu Province, 399 Applicant after: Jiangsu Geyou Magnetism Technology Co., Ltd. Address before: 215400 No. 18 Chansi Road, Banqiao Town, Taicang City, Suzhou City, Jiangsu Province Applicant before: Suzhou micromagnetic New Material Co., Ltd. |
|
TA01 | Transfer of patent application right |
Effective date of registration: 20190329 Address after: 215413 2nd Building, 3rd Floor, No. 18 Chansi Road, Banqiao Town, Taicang City, Jiangsu Province Applicant after: Suzhou micromagnetic New Material Co., Ltd. Address before: 213200 Minghu Road, Jintan District, Changzhou City, Jiangsu Province, 399 Applicant before: Jiangsu Geyou Magnetism Technology Co., Ltd. |
|
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right | ||
TA01 | Transfer of patent application right |
Effective date of registration: 20190710 Address after: 213200 Minghu Road, Jintan District, Changzhou City, Jiangsu Province, 399 Applicant after: Changzhou Geyou Micromagnetic Material Co., Ltd. Address before: 215413 2nd Building, 3rd Floor, No. 18 Chansi Road, Banqiao Town, Taicang City, Jiangsu Province Applicant before: Suzhou micromagnetic New Material Co., Ltd. |
|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CP03 | Change of name, title or address | ||
CP03 | Change of name, title or address |
Address after: No.60, group 10, Yinbei village, Shaxi Town, Taicang City, Suzhou City, Jiangsu Province Patentee after: Suzhou GeYou micro magnetic materials Co., Ltd Address before: 213200 Minghu Road, Jintan District, Changzhou City, Jiangsu Province, 399 Patentee before: Changzhou Geyou Micromagnetic Material Co.,Ltd. |