TWI709983B - 磁性粉末複合體、天線及電子機器暨其製造方法 - Google Patents
磁性粉末複合體、天線及電子機器暨其製造方法 Download PDFInfo
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- TWI709983B TWI709983B TW105117363A TW105117363A TWI709983B TW I709983 B TWI709983 B TW I709983B TW 105117363 A TW105117363 A TW 105117363A TW 105117363 A TW105117363 A TW 105117363A TW I709983 B TWI709983 B TW I709983B
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- Prior art keywords
- magnetic powder
- carboxylic acid
- acid
- powder composite
- anhydride
- Prior art date
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- 239000006247 magnetic powder Substances 0.000 title claims abstract description 203
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 239000002131 composite material Substances 0.000 claims abstract description 105
- 229910052751 metal Inorganic materials 0.000 claims abstract description 88
- 239000002184 metal Substances 0.000 claims abstract description 88
- 229920005989 resin Polymers 0.000 claims abstract description 83
- 239000011347 resin Substances 0.000 claims abstract description 83
- 150000001875 compounds Chemical class 0.000 claims abstract description 59
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 claims abstract description 46
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims abstract description 43
- 150000008064 anhydrides Chemical class 0.000 claims abstract description 26
- 230000035699 permeability Effects 0.000 claims abstract description 18
- 229920005992 thermoplastic resin Polymers 0.000 claims abstract description 12
- XNGIFLGASWRNHJ-UHFFFAOYSA-N phthalic acid Chemical compound OC(=O)C1=CC=CC=C1C(O)=O XNGIFLGASWRNHJ-UHFFFAOYSA-N 0.000 claims description 32
- OFOBLEOULBTSOW-UHFFFAOYSA-N Malonic acid Chemical compound OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 claims description 27
- VZCYOOQTPOCHFL-OWOJBTEDSA-N Fumaric acid Chemical compound OC(=O)\C=C\C(O)=O VZCYOOQTPOCHFL-OWOJBTEDSA-N 0.000 claims description 18
- BDJRBEYXGGNYIS-UHFFFAOYSA-N nonanedioic acid Chemical compound OC(=O)CCCCCCCC(O)=O BDJRBEYXGGNYIS-UHFFFAOYSA-N 0.000 claims description 18
- CXMXRPHRNRROMY-UHFFFAOYSA-N sebacic acid Chemical compound OC(=O)CCCCCCCCC(O)=O CXMXRPHRNRROMY-UHFFFAOYSA-N 0.000 claims description 18
- VZCYOOQTPOCHFL-UHFFFAOYSA-N trans-butenedioic acid Natural products OC(=O)C=CC(O)=O VZCYOOQTPOCHFL-UHFFFAOYSA-N 0.000 claims description 18
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 16
- NIQCNGHVCWTJSM-UHFFFAOYSA-N Dimethyl phthalate Chemical compound COC(=O)C1=CC=CC=C1C(=O)OC NIQCNGHVCWTJSM-UHFFFAOYSA-N 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- KDYFGRWQOYBRFD-UHFFFAOYSA-N Succinic acid Natural products OC(=O)CCC(O)=O KDYFGRWQOYBRFD-UHFFFAOYSA-N 0.000 claims description 12
- 239000000463 material Substances 0.000 claims description 11
- 239000012298 atmosphere Substances 0.000 claims description 10
- RTBFRGCFXZNCOE-UHFFFAOYSA-N 1-methylsulfonylpiperidin-4-one Chemical compound CS(=O)(=O)N1CCC(=O)CC1 RTBFRGCFXZNCOE-UHFFFAOYSA-N 0.000 claims description 9
- 239000005711 Benzoic acid Substances 0.000 claims description 9
- JFCQEDHGNNZCLN-UHFFFAOYSA-N anhydrous glutaric acid Natural products OC(=O)CCCC(O)=O JFCQEDHGNNZCLN-UHFFFAOYSA-N 0.000 claims description 9
- 235000010233 benzoic acid Nutrition 0.000 claims description 9
- 239000001530 fumaric acid Substances 0.000 claims description 9
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 claims description 9
- 239000011976 maleic acid Substances 0.000 claims description 9
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 claims description 9
- 238000005259 measurement Methods 0.000 claims description 9
- FALRKNHUBBKYCC-UHFFFAOYSA-N 2-(chloromethyl)pyridine-3-carbonitrile Chemical compound ClCC1=NC=CC=C1C#N FALRKNHUBBKYCC-UHFFFAOYSA-N 0.000 claims description 8
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 claims description 8
- KDYFGRWQOYBRFD-NUQCWPJISA-N butanedioic acid Chemical compound O[14C](=O)CC[14C](O)=O KDYFGRWQOYBRFD-NUQCWPJISA-N 0.000 claims description 8
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 claims description 8
- 229940014800 succinic anhydride Drugs 0.000 claims description 8
- FBSAITBEAPNWJG-UHFFFAOYSA-N dimethyl phthalate Natural products CC(=O)OC1=CC=CC=C1OC(C)=O FBSAITBEAPNWJG-UHFFFAOYSA-N 0.000 claims description 7
- 229960001826 dimethylphthalate Drugs 0.000 claims description 7
- 125000003118 aryl group Chemical group 0.000 claims description 5
- 239000002253 acid Substances 0.000 claims description 4
- 238000009835 boiling Methods 0.000 claims description 4
- 239000011164 primary particle Substances 0.000 claims description 4
- ISAOCJYIOMOJEB-UHFFFAOYSA-N benzoin Chemical compound C=1C=CC=CC=1C(O)C(=O)C1=CC=CC=C1 ISAOCJYIOMOJEB-UHFFFAOYSA-N 0.000 claims 2
- 150000001733 carboxylic acid esters Chemical class 0.000 claims 2
- 244000028419 Styrax benzoin Species 0.000 claims 1
- 235000000126 Styrax benzoin Nutrition 0.000 claims 1
- 235000008411 Sumatra benzointree Nutrition 0.000 claims 1
- 229960002130 benzoin Drugs 0.000 claims 1
- 235000019382 gum benzoic Nutrition 0.000 claims 1
- 238000000576 coating method Methods 0.000 description 24
- 239000002904 solvent Substances 0.000 description 23
- 239000011248 coating agent Substances 0.000 description 21
- 238000000034 method Methods 0.000 description 20
- 150000002894 organic compounds Chemical class 0.000 description 19
- 239000004734 Polyphenylene sulfide Substances 0.000 description 18
- 229920000069 polyphenylene sulfide Polymers 0.000 description 18
- 238000004891 communication Methods 0.000 description 15
- 230000000052 comparative effect Effects 0.000 description 15
- 239000000843 powder Substances 0.000 description 15
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 14
- 238000004898 kneading Methods 0.000 description 14
- 238000002156 mixing Methods 0.000 description 14
- 239000000047 product Substances 0.000 description 14
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 12
- 229920010524 Syndiotactic polystyrene Polymers 0.000 description 12
- 239000003795 chemical substances by application Substances 0.000 description 12
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- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 10
- 150000001735 carboxylic acids Chemical class 0.000 description 10
- 239000000126 substance Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
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- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 5
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- 238000012552 review Methods 0.000 description 4
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 3
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 3
- 239000004740 DURAFIDE® Substances 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- 239000003153 chemical reaction reagent Substances 0.000 description 3
- 238000000354 decomposition reaction Methods 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 239000003822 epoxy resin Substances 0.000 description 3
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- 239000003365 glass fiber Substances 0.000 description 3
- 239000000696 magnetic material Substances 0.000 description 3
- 238000002844 melting Methods 0.000 description 3
- 230000008018 melting Effects 0.000 description 3
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 3
- 229920000647 polyepoxide Polymers 0.000 description 3
- 229920000642 polymer Polymers 0.000 description 3
- 238000002360 preparation method Methods 0.000 description 3
- 238000005245 sintering Methods 0.000 description 3
- QTNKAUVVWGYBNU-UHFFFAOYSA-N 2,6-dimethylphenol;styrene Chemical compound C=CC1=CC=CC=C1.CC1=CC=CC(C)=C1O QTNKAUVVWGYBNU-UHFFFAOYSA-N 0.000 description 2
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000004721 Polyphenylene oxide Substances 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 2
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 description 2
- 238000004833 X-ray photoelectron spectroscopy Methods 0.000 description 2
- 239000004733 Xyron Substances 0.000 description 2
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 2
- QVYYOKWPCQYKEY-UHFFFAOYSA-N [Fe].[Co] Chemical compound [Fe].[Co] QVYYOKWPCQYKEY-UHFFFAOYSA-N 0.000 description 2
- 229920003233 aromatic nylon Polymers 0.000 description 2
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- 239000011777 magnesium Substances 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
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- 239000001384 succinic acid Substances 0.000 description 2
- OGIDPMRJRNCKJF-UHFFFAOYSA-N titanium oxide Inorganic materials [Ti]=O OGIDPMRJRNCKJF-UHFFFAOYSA-N 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- NOGFHTGYPKWWRX-UHFFFAOYSA-N 2,2,6,6-tetramethyloxan-4-one Chemical compound CC1(C)CC(=O)CC(C)(C)O1 NOGFHTGYPKWWRX-UHFFFAOYSA-N 0.000 description 1
- OMIHGPLIXGGMJB-UHFFFAOYSA-N 7-oxabicyclo[4.1.0]hepta-1,3,5-triene Chemical compound C1=CC=C2OC2=C1 OMIHGPLIXGGMJB-UHFFFAOYSA-N 0.000 description 1
- 239000005995 Aluminium silicate Substances 0.000 description 1
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 240000000797 Hibiscus cannabinus Species 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229920007019 PC/ABS Polymers 0.000 description 1
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- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
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- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 229920006099 Vestamid® Polymers 0.000 description 1
- 229920002978 Vinylon Polymers 0.000 description 1
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- 150000008065 acid anhydrides Chemical class 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 125000003158 alcohol group Chemical group 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000001340 alkali metals Chemical class 0.000 description 1
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
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- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 150000002910 rare earth metals Chemical group 0.000 description 1
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- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical class [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
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Classifications
-
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
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- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/102—Metallic powder coated with organic material
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- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/103—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing an organic binding agent comprising a mixture of, or obtained by reaction of, two or more components other than a solvent or a lubricating agent
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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
- H01F1/44—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids
- H01F1/442—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of magnetic liquids, e.g. ferrofluids the magnetic component being a metal or alloy, e.g. Fe
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- 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
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- 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
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- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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- 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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- Chemical & Material Sciences (AREA)
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- Manufacturing & Machinery (AREA)
- Soft Magnetic Materials (AREA)
- Powder Metallurgy (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Hard Magnetic Materials (AREA)
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| JP2015112704A JP6552283B2 (ja) | 2015-06-02 | 2015-06-02 | 磁性コンパウンド、アンテナおよび電子機器 |
| JP2015-112704 | 2015-06-02 |
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| TW201707018A TW201707018A (zh) | 2017-02-16 |
| TWI709983B true TWI709983B (zh) | 2020-11-11 |
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| TW (1) | TWI709983B (enExample) |
| WO (1) | WO2016194936A1 (enExample) |
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| JP6552283B2 (ja) | 2015-06-02 | 2019-07-31 | Ｄｏｗａエレクトロニクス株式会社 | 磁性コンパウンド、アンテナおよび電子機器 |
| KR102691324B1 (ko) * | 2016-09-26 | 2024-08-05 | 삼성전기주식회사 | 인덕터 |
| US20190221343A1 (en) * | 2018-01-16 | 2019-07-18 | Rogers Corporation | Core-shell particles, magneto-dielectric materials, methods of making, and uses thereof |
| GB2599251B (en) | 2019-07-16 | 2023-10-04 | Rogers Corp | Magneto-dielectric materials, methods of making, and uses thereof |
| JP2022545703A (ja) | 2019-08-30 | 2022-10-28 | ロジャーズ・コーポレイション | 磁性粒子、その作製方法及び使用 |
| JP7348596B2 (ja) * | 2019-11-08 | 2023-09-21 | 株式会社豊田中央研究所 | 圧粉磁心 |
| CN111384587B (zh) * | 2020-02-17 | 2021-04-20 | 珠海格力电器股份有限公司 | 天线的制造方法、天线及终端设备 |
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| JPH01281705A (ja) | 1988-05-09 | 1989-11-13 | Mitsui Mining & Smelting Co Ltd | 磁性金属粉末の表面処理法 |
| US5629092A (en) * | 1994-12-16 | 1997-05-13 | General Motors Corporation | Lubricous encapsulated ferromagnetic particles |
| JP4064711B2 (ja) * | 2002-04-24 | 2008-03-19 | 株式会社神戸製鋼所 | 圧粉磁心用粉末および高強度圧粉磁心、並びにその製法 |
| TW200628062A (en) | 2004-12-03 | 2006-08-01 | Nitta Corp | Electromagnetic interference suppressor, antenna device, and electron information transfer device |
| JP4758925B2 (ja) * | 2007-02-28 | 2011-08-31 | セイコーエプソン株式会社 | Ｃｏ基金属ガラス合金、磁心、電磁変換機および時計 |
| JP2009105170A (ja) * | 2007-10-23 | 2009-05-14 | Nec Tokin Corp | 複合磁性材料およびそれを用いた圧粉磁心およびインダクタ |
| JP2009155545A (ja) * | 2007-12-27 | 2009-07-16 | Nippon Zeon Co Ltd | 磁性複合材料の製造方法及び成形体 |
| JP5267665B2 (ja) * | 2009-06-18 | 2013-08-21 | トヨタ自動車株式会社 | 磁性粉末の製造方法及びその製造装置 |
| JP5299223B2 (ja) | 2009-10-30 | 2013-09-25 | Ｔｄｋ株式会社 | 複合磁性材料、並びに、これを用いたアンテナ及び無線通信機器 |
| JP5234207B2 (ja) | 2011-09-17 | 2013-07-10 | Ｔｄｋ株式会社 | ボンド磁石用コンパウンド、及び、ボンド磁石 |
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| US20150104664A1 (en) | 2012-01-20 | 2015-04-16 | Dowa Electronics Materials Co., Ltd. | Magnetic component, and soft magnetic metal powder used therein and manufacturing method thereof |
| JP5548234B2 (ja) | 2012-05-10 | 2014-07-16 | Ｄｏｗａエレクトロニクス株式会社 | 磁性部品とそれに用いられる金属粉末およびその製造方法 |
| US9418780B2 (en) * | 2012-12-06 | 2016-08-16 | Samsung Electronics Co., Ltd. | Magnetic composite material |
| JP2014116332A (ja) | 2012-12-06 | 2014-06-26 | Samsung R&D Institute Japan Co Ltd | 磁性体複合材料 |
| EP2783774A1 (en) * | 2013-03-28 | 2014-10-01 | Basf Se | Non-corrosive soft-magnetic powder |
| JP6552283B2 (ja) | 2015-06-02 | 2019-07-31 | Ｄｏｗａエレクトロニクス株式会社 | 磁性コンパウンド、アンテナおよび電子機器 |
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| CN107615413A (zh) | 2018-01-19 |
| US20180151279A1 (en) | 2018-05-31 |
| JP6552283B2 (ja) | 2019-07-31 |
| US11114228B2 (en) | 2021-09-07 |
| WO2016194936A1 (ja) | 2016-12-08 |
| TW201707018A (zh) | 2017-02-16 |
| KR20180015175A (ko) | 2018-02-12 |
| JP2016225551A (ja) | 2016-12-28 |
| CN107615413B (zh) | 2019-12-10 |
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