JP6125328B2 - 軟磁性フィルム積層回路基板の製造方法 - Google Patents
軟磁性フィルム積層回路基板の製造方法 Download PDFInfo
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- JP6125328B2 JP6125328B2 JP2013111104A JP2013111104A JP6125328B2 JP 6125328 B2 JP6125328 B2 JP 6125328B2 JP 2013111104 A JP2013111104 A JP 2013111104A JP 2013111104 A JP2013111104 A JP 2013111104A JP 6125328 B2 JP6125328 B2 JP 6125328B2
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- XPNLOZNCOBKRNJ-UHFFFAOYSA-N ethyl prop-2-enoate;methyl 2-methylprop-2-enoate Chemical compound CCOC(=O)C=C.COC(=O)C(C)=C XPNLOZNCOBKRNJ-UHFFFAOYSA-N 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000003365 glass fiber Substances 0.000 description 1
- VOZRXNHHFUQHIL-UHFFFAOYSA-N glycidyl methacrylate Chemical compound CC(=C)C(=O)OCC1CO1 VOZRXNHHFUQHIL-UHFFFAOYSA-N 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 238000007756 gravure coating Methods 0.000 description 1
- 239000010440 gypsum Substances 0.000 description 1
- 229910052602 gypsum Inorganic materials 0.000 description 1
- 125000003187 heptyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004051 hexyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- WJRBRSLFGCUECM-UHFFFAOYSA-N hydantoin Chemical compound O=C1CNC(=O)N1 WJRBRSLFGCUECM-UHFFFAOYSA-N 0.000 description 1
- 229940091173 hydantoin Drugs 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 1
- 125000001972 isopentyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])C([H])([H])* 0.000 description 1
- 229920003049 isoprene rubber Polymers 0.000 description 1
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 1
- 150000002576 ketones Chemical class 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000011133 lead Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 239000006247 magnetic powder Substances 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- 239000011976 maleic acid Substances 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 125000005641 methacryl group Chemical group 0.000 description 1
- SDMCZCALYDCRBH-UHFFFAOYSA-N methoxymethyl(triphenyl)phosphanium Chemical compound C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(COC)C1=CC=CC=C1 SDMCZCALYDCRBH-UHFFFAOYSA-N 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- QRPRIOOKPZSVFN-UHFFFAOYSA-M methyl(triphenyl)phosphanium;chloride Chemical compound [Cl-].C=1C=CC=CC=1[P+](C=1C=CC=CC=1)(C)C1=CC=CC=C1 QRPRIOOKPZSVFN-UHFFFAOYSA-M 0.000 description 1
- LVHBHZANLOWSRM-UHFFFAOYSA-N methylenebutanedioic acid Natural products OC(=O)CC(=C)C(O)=O LVHBHZANLOWSRM-UHFFFAOYSA-N 0.000 description 1
- GVYLCNUFSHDAAW-UHFFFAOYSA-N mirex Chemical compound ClC12C(Cl)(Cl)C3(Cl)C4(Cl)C1(Cl)C1(Cl)C2(Cl)C3(Cl)C4(Cl)C1(Cl)Cl GVYLCNUFSHDAAW-UHFFFAOYSA-N 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 229920003052 natural elastomer Polymers 0.000 description 1
- 229920001194 natural rubber Polymers 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 125000001400 nonyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- AFEQENGXSMURHA-UHFFFAOYSA-N oxiran-2-ylmethanamine Chemical compound NCC1CO1 AFEQENGXSMURHA-UHFFFAOYSA-N 0.000 description 1
- RPQRDASANLAFCM-UHFFFAOYSA-N oxiran-2-ylmethyl prop-2-enoate Chemical compound C=CC(=O)OCC1CO1 RPQRDASANLAFCM-UHFFFAOYSA-N 0.000 description 1
- 229910052763 palladium Inorganic materials 0.000 description 1
- 229910000889 permalloy Inorganic materials 0.000 description 1
- 239000013034 phenoxy resin Substances 0.000 description 1
- 229920006287 phenoxy resin Polymers 0.000 description 1
- 150000003014 phosphoric acid esters Chemical class 0.000 description 1
- 229910000073 phosphorus hydride Inorganic materials 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 229920001084 poly(chloroprene) Polymers 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920002312 polyamide-imide Polymers 0.000 description 1
- 229920002857 polybutadiene Polymers 0.000 description 1
- 229920006289 polycarbonate film Polymers 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920001225 polyester resin Polymers 0.000 description 1
- 239000004645 polyester resin Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920006290 polyethylene naphthalate film Polymers 0.000 description 1
- 229920001228 polyisocyanate Polymers 0.000 description 1
- 239000005056 polyisocyanate Substances 0.000 description 1
- 230000000379 polymerizing effect Effects 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920005749 polyurethane resin Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- UIIIBRHUICCMAI-UHFFFAOYSA-N prop-2-ene-1-sulfonic acid Chemical compound OS(=O)(=O)CC=C UIIIBRHUICCMAI-UHFFFAOYSA-N 0.000 description 1
- BDERNNFJNOPAEC-UHFFFAOYSA-N propan-1-ol Chemical compound CCCO BDERNNFJNOPAEC-UHFFFAOYSA-N 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000009257 reactivity Effects 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 1
- 229910010271 silicon carbide Inorganic materials 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
- 229920002050 silicone resin Polymers 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- PQTBTIFWAXVEPB-UHFFFAOYSA-N sulcotrione Chemical compound ClC1=CC(S(=O)(=O)C)=CC=C1C(=O)C1C(=O)CCCC1=O PQTBTIFWAXVEPB-UHFFFAOYSA-N 0.000 description 1
- 125000000542 sulfonic acid group Chemical group 0.000 description 1
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 1
- BRKFQVAOMSWFDU-UHFFFAOYSA-M tetraphenylphosphanium;bromide Chemical compound [Br-].C1=CC=CC=C1[P+](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 BRKFQVAOMSWFDU-UHFFFAOYSA-M 0.000 description 1
- GHPYAGKTTCKKDF-UHFFFAOYSA-M tetraphenylphosphanium;thiocyanate Chemical compound [S-]C#N.C1=CC=CC=C1[P+](C=1C=CC=CC=1)(C=1C=CC=CC=1)C1=CC=CC=C1 GHPYAGKTTCKKDF-UHFFFAOYSA-M 0.000 description 1
- 229920006259 thermoplastic polyimide Polymers 0.000 description 1
- 229910052718 tin Inorganic materials 0.000 description 1
- 239000011135 tin Substances 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- DVKJHBMWWAPEIU-UHFFFAOYSA-N toluene 2,4-diisocyanate Chemical compound CC1=CC=C(N=C=O)C=C1N=C=O DVKJHBMWWAPEIU-UHFFFAOYSA-N 0.000 description 1
- LDHQCZJRKDOVOX-UHFFFAOYSA-N trans-crotonic acid Natural products CC=CC(O)=O LDHQCZJRKDOVOX-UHFFFAOYSA-N 0.000 description 1
- TUQOTMZNTHZOKS-UHFFFAOYSA-N tributylphosphine Chemical compound CCCCP(CCCC)CCCC TUQOTMZNTHZOKS-UHFFFAOYSA-N 0.000 description 1
- 125000002889 tridecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- QLAGHGSFXJZWKY-UHFFFAOYSA-N triphenylborane;triphenylphosphane Chemical compound C1=CC=CC=C1B(C=1C=CC=CC=1)C1=CC=CC=C1.C1=CC=CC=C1P(C=1C=CC=CC=1)C1=CC=CC=C1 QLAGHGSFXJZWKY-UHFFFAOYSA-N 0.000 description 1
- IUURMAINMLIZMX-UHFFFAOYSA-N tris(2-nonylphenyl)phosphane Chemical compound CCCCCCCCCC1=CC=CC=C1P(C=1C(=CC=CC=1)CCCCCCCCC)C1=CC=CC=C1CCCCCCCCC IUURMAINMLIZMX-UHFFFAOYSA-N 0.000 description 1
- WXAZIUYTQHYBFW-UHFFFAOYSA-N tris(4-methylphenyl)phosphane Chemical compound C1=CC(C)=CC=C1P(C=1C=CC(C)=CC=1)C1=CC=C(C)C=C1 WXAZIUYTQHYBFW-UHFFFAOYSA-N 0.000 description 1
- 125000002948 undecyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 229920006337 unsaturated polyester resin Polymers 0.000 description 1
- 239000011800 void material Substances 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 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
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/0058—Laminating printed circuit boards onto other substrates, e.g. metallic substrates
-
- 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
- H05K1/00—Printed circuits
- H05K1/16—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor
- H05K1/165—Printed circuits incorporating printed electric components, e.g. printed resistor, capacitor, inductor incorporating printed inductors
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/01—Dielectrics
- H05K2201/0104—Properties and characteristics in general
- H05K2201/0116—Porous, e.g. foam
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/02—Fillers; Particles; Fibers; Reinforcement materials
- H05K2201/0203—Fillers and particles
- H05K2201/0242—Shape of an individual particle
- H05K2201/0245—Flakes, flat particles or lamellar particles
-
- 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
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/08—Magnetic details
- H05K2201/083—Magnetic materials
- H05K2201/086—Magnetic materials for inductive purposes, e.g. printed inductor with ferrite core
-
- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/06—Lamination
- H05K2203/068—Features of the lamination press or of the lamination process, e.g. using special separator 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/08—Treatments involving gases
- H05K2203/085—Using vacuum or low pressure
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Manufacturing & Machinery (AREA)
- Soft Magnetic Materials (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Structure Of Printed Boards (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Laminated Bodies (AREA)
Description
を備えることを特徴としている。
なお、式中におけるW1は、空気中でのフィルムの重さ(g)を示し、W2は、水中でのフィルムの重さ(g)を示す。
空隙率(%)={1−(比重(S.G.))/(理論比重)}×100
理論比重は、例えば、軟磁性熱硬化性フィルムを形成する軟磁性樹脂組成物に含まれる各固形分成分(軟磁性粒子6、熱硬化性樹脂成分、ならびに、必要に応じて添加される熱硬化触媒、ポリエーテルリン酸エステルおよびその他の添加剤)について、各固形分成分の比重のそれぞれを各固形分成分の配合割合(重量)のそれぞれで乗じ、それらを足し合わせることにより得られる。なお、各固形分成分の比重(例えば、軟磁性粒子)は、カタログ値などを参照することができる。
(回路基板の用意)
ループコイル状の厚み15μmの配線パターンが、可撓性基板(ポリイミドフィルム、厚み18μm)の両面に形成された両面配線パターン形成回路基板(合計厚み48μm、配線の幅100μm、配線間の間隔(ピッチ間)500μm)を用意した。
軟磁性熱硬化性フィルムを下記に従い、用意した。
用意したセパレータが積層された軟磁性熱硬化性フィルムを、軟磁性熱硬化性フィルム表面が回路基板の一方面(配線パターン表面)に接触するように積層し、次いで、これを真空熱プレス装置(ミカドテクノス社製)に配置した。
(回路基板および軟磁性熱硬化性フィルムの用意)
軟磁性粒子が表1に記載の配合割合(充填量)となるように、軟磁性粒子の配合割合を調整した以外は、実施例1と同様にして、各実施例の軟磁性フィルム積層回路基板を製造した。また、回路基板は、実施例1と同様のものを用意した。
この軟磁性熱硬化性フィルムを用いた以外は、実施例1と同様にして、軟磁性フィルム積層回路基板を製造した。
(回路基板および軟磁性熱硬化性フィルムの用意)
軟磁性粒子が表1に記載の配合割合(充填量)となるように、軟磁性粒子の配合割合を調整した以外は、実施例1と同様にして、各実施例の軟磁性フィルム積層回路基板を製造した。また、回路基板は、実施例1と同様のものを用意した。この軟磁性熱硬化性フィルムを、回路基板に積層させる前に、軟磁性熱硬化性フィルムのみを、真空熱プレス機に配置し、真空下1000Pa、温度175℃、圧力400kN/cm2、30秒の条件下で熱プレス(前処理熱プレス)を実施した。
この前処理熱プレスした軟磁性熱硬化性フィルムを用いた以外は、実施例1と同様にして、軟磁性フィルム積層回路基板を製造した。
(回路基板および軟磁性熱硬化性フィルムの用意)
実施例1と同様にして、軟磁性熱硬化性フィルムおよび回路基板を用意した。この軟磁性熱硬化性フィルムを、回路基板に積層させる前に、軟磁性熱硬化性フィルムのみを、真空熱プレス機に配置し、真空下1000Pa、温度175℃、圧力400kN/cm2、2分の条件下で熱プレス(前処理熱プレス)を実施した。
この前処理熱プレスした軟磁性熱硬化性フィルムを用いた以外は、実施例1と同様にして、軟磁性フィルム積層回路基板を製造した。
(回路基板および軟磁性熱硬化性フィルムの用意)
実施例2と同様にして、軟磁性熱硬化性フィルムおよび回路基板を用意した。この軟磁性熱硬化性フィルムを、回路基板に接触する前に、軟磁性熱硬化性フィルムのみを、真空熱プレス装置に配置し、真空下1000Pa、温度175℃、圧力400kN/cm2、2分の条件下で熱プレス(前処理熱プレス)を実施した。
この前処理熱プレスした軟磁性熱硬化性フィルムを用いた以外は、実施例1と同様にして、軟磁性フィルム積層回路基板を製造した。
各実施例および各比較例の軟磁性熱硬化性フィルム(半硬化状態)は、それぞれセパレータから剥がした状態で、各実施例および各比較例の軟磁性フィルム(硬化状態)は、それぞれ回路基板から剥がした状態で、下記に従い、測定した。
なお、式中におけるW1は、空気中でのフィルムの重さ(g)を示し、W2は、水中でのフィルムの重さ(g)を示す。
空隙率は、下記式に従い測定した。
(評価)
・接着性
各実施例および各比較例の軟磁性フィルム積層回路基板について、回路基板から軟磁性フィルムのみを剥離しようと試みた。
各実施例および各比較例の軟磁性フィルム積層回路基板を、260℃以上の温度を10秒保持するように温度設定したIRリフロー炉に通過させ、リフロー処理基板を得た。
各実施例および各比較例で得られた軟磁性フィルム積層回路基板における軟磁性フィルムの透磁率を、インピーダンスアナライザー(Agilent社製、商品番号「4294A」)を用いて、1ターン法で測定した。
・Fe−Si−Al合金:商品名「SP−7」、軟磁性粒子、平均粒子径65μm、扁平状、メイト社製、比重6.8
・アクリル酸エステル系ポリマー:商品名「パラクロンW−197CM」、アクリル酸エチル−メタクリル酸メチルを主成分とするアクリル酸エステル系ポリマー、根上工業社製、比重約1.0
・ビスフェノールA型エポキシ樹脂(1):商品名「エピコート1004」、エポキシ当量875〜975g/eq、JER社製、比重1.21
・ビスフェノールA型エポキシ樹脂(2):商品名、「エピコートYL980」、エポキシ当量180〜190g/eq、JER社製、比重1.15
・フェノールアラルキル樹脂:商品名「ミレックスXLC−4L」、水酸基当量170g/eq、三井化学社製、比重1.18
・ポリエーテルリン酸エステル:商品名「HIPLAAD ED152」、ポリエーテルリン酸エステル、楠本化成社製、酸価17、比重1.03
・熱硬化触媒:商品名「TPP−SCN」、テトラフェニルホスホニウムチオシアネート、北興化学工業社製、比重約1.2
5 回路基板
6 軟磁性成分
7 樹脂成分
10 軟磁性フィルム
11 軟磁性フィルム積層回路基板
Claims (2)
- 軟磁性フィルムが回路基板の少なくとも一方面に積層されている軟磁性フィルム積層回路基板の製造方法であって、
軟磁性粒子を含有し、空隙率が15%以上60%以下であって、半硬化状態である軟磁性熱硬化性フィルムを、回路基板の一方面に接触させる工程、および、
前記軟磁性熱硬化性フィルムを、真空熱プレスにより、硬化状態にする工程、
を備えることを特徴とする、軟磁性フィルム積層回路基板の製造方法。 - 前記軟磁性熱硬化性フィルムの半硬化状態における比重に対する、前記軟磁性熱硬化性フィルムの硬化状態における比重が、1.5倍以上であることを特徴とする、請求項1に記載の軟磁性フィルム積層回路基板の製造方法。
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KR1020157033764A KR102209172B1 (ko) | 2013-05-27 | 2014-04-14 | 연자성 필름 적층 회로 기판의 제조 방법 |
PCT/JP2014/060601 WO2014192445A1 (ja) | 2013-05-27 | 2014-04-14 | 軟磁性フィルム積層回路基板の製造方法 |
US14/893,834 US9844147B2 (en) | 2013-05-27 | 2014-04-14 | Method for producing soft magnetic film laminate circuit board |
EP14803738.5A EP3007532B1 (en) | 2013-05-27 | 2014-04-14 | Method for manufacturing circuit board with soft-magnetic film laminated thereto |
CN201480030840.0A CN105247975B (zh) | 2013-05-27 | 2014-04-14 | 软磁性薄膜层叠电路基板的制造方法 |
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US9761538B1 (en) * | 2016-03-14 | 2017-09-12 | Stmicroelectronics, Inc. | Method for making a shielded integrated circuit (IC) package with an electrically conductive polymer layer |
US10593452B2 (en) * | 2016-05-31 | 2020-03-17 | Skc Co., Ltd. | Magnetic sheet and antenna device comprising same |
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JP2014229873A (ja) | 2014-12-08 |
KR20160011636A (ko) | 2016-02-01 |
CN105247975B (zh) | 2018-11-02 |
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