JPWO2014192521A1 - 半田ボールおよび電子部材 - Google Patents
半田ボールおよび電子部材 Download PDFInfo
- Publication number
- JPWO2014192521A1 JPWO2014192521A1 JP2014544846A JP2014544846A JPWO2014192521A1 JP WO2014192521 A1 JPWO2014192521 A1 JP WO2014192521A1 JP 2014544846 A JP2014544846 A JP 2014544846A JP 2014544846 A JP2014544846 A JP 2014544846A JP WO2014192521 A1 JPWO2014192521 A1 JP WO2014192521A1
- Authority
- JP
- Japan
- Prior art keywords
- mass
- solder ball
- alloy
- solder
- solder balls
- 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.)
- Granted
Links
- 229910000679 solder Inorganic materials 0.000 title claims abstract description 210
- 229910045601 alloy Inorganic materials 0.000 claims abstract description 105
- 239000000956 alloy Substances 0.000 claims abstract description 105
- 229910052759 nickel Inorganic materials 0.000 claims abstract description 75
- 229910052802 copper Inorganic materials 0.000 claims abstract description 72
- 229910020830 Sn-Bi Inorganic materials 0.000 claims abstract description 69
- 229910018728 Sn—Bi Inorganic materials 0.000 claims abstract description 69
- 229910052797 bismuth Inorganic materials 0.000 claims abstract description 9
- 238000009616 inductively coupled plasma Methods 0.000 claims description 24
- 229910052698 phosphorus Inorganic materials 0.000 claims description 21
- 238000001514 detection method Methods 0.000 claims description 15
- 238000004458 analytical method Methods 0.000 claims description 14
- 229910052738 indium Inorganic materials 0.000 claims description 12
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- 229910052785 arsenic Inorganic materials 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 11
- 229910052787 antimony Inorganic materials 0.000 claims description 10
- 229910052732 germanium Inorganic materials 0.000 claims description 10
- 229910052737 gold Inorganic materials 0.000 claims description 10
- 230000005260 alpha ray Effects 0.000 claims description 6
- 229910052718 tin Inorganic materials 0.000 claims description 5
- 238000005304 joining Methods 0.000 claims description 4
- 150000001875 compounds Chemical class 0.000 claims description 2
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 229910000765 intermetallic Inorganic materials 0.000 abstract description 33
- 239000004065 semiconductor Substances 0.000 description 28
- 230000000694 effects Effects 0.000 description 23
- 238000000034 method Methods 0.000 description 18
- 238000004519 manufacturing process Methods 0.000 description 15
- 229910002482 Cu–Ni Inorganic materials 0.000 description 13
- 239000000203 mixture Substances 0.000 description 13
- 239000002994 raw material Substances 0.000 description 13
- 229910017482 Cu 6 Sn 5 Inorganic materials 0.000 description 9
- 239000006104 solid solution Substances 0.000 description 9
- 230000004907 flux Effects 0.000 description 7
- 229910005578 NiBi Inorganic materials 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 6
- 230000007547 defect Effects 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 6
- 230000008018 melting Effects 0.000 description 6
- 238000002844 melting Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 230000001133 acceleration Effects 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 239000002244 precipitate Substances 0.000 description 4
- 239000011800 void material Substances 0.000 description 4
- 239000013078 crystal Substances 0.000 description 3
- 238000002149 energy-dispersive X-ray emission spectroscopy Methods 0.000 description 3
- 230000005496 eutectics Effects 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000000445 field-emission scanning electron microscopy Methods 0.000 description 3
- 229910052733 gallium Inorganic materials 0.000 description 3
- 238000004949 mass spectrometry Methods 0.000 description 3
- 239000000523 sample Substances 0.000 description 3
- 238000004611 spectroscopical analysis Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229910020836 Sn-Ag Inorganic materials 0.000 description 2
- 229910020988 Sn—Ag Inorganic materials 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052793 cadmium Inorganic materials 0.000 description 2
- 238000011088 calibration curve Methods 0.000 description 2
- 230000002301 combined effect Effects 0.000 description 2
- 239000010408 film Substances 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 230000007774 longterm Effects 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 238000000682 scanning probe acoustic microscopy Methods 0.000 description 2
- 229910052709 silver Inorganic materials 0.000 description 2
- 238000005476 soldering Methods 0.000 description 2
- 239000012086 standard solution Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000010301 surface-oxidation reaction Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 229910001152 Bi alloy Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000047875 Pica hudsonia Species 0.000 description 1
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 1
- 229910008434 Si—Bi Inorganic materials 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 239000010953 base metal Substances 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000010894 electron beam technology Methods 0.000 description 1
- 238000002524 electron diffraction data Methods 0.000 description 1
- 238000004453 electron probe microanalysis Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000001036 glow-discharge mass spectrometry Methods 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000010884 ion-beam technique Methods 0.000 description 1
- 229910052745 lead Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 238000004881 precipitation hardening Methods 0.000 description 1
- 230000002250 progressing effect Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000001878 scanning electron micrograph Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005382 thermal cycling Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 239000013585 weight reducing agent Substances 0.000 description 1
- 238000004876 x-ray fluorescence Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/26—Selection of soldering or welding materials proper with the principal constituent melting at less than 400 degrees C
-
- 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
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3457—Solder materials or compositions; Methods of application thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0016—Brazing of electronic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/02—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape
- B23K35/0222—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by mechanical features, e.g. shape for use in soldering, brazing
- B23K35/0244—Powders, particles or spheres; Preforms made therefrom
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/22—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting characterised by the composition or nature of the material
- B23K35/24—Selection of soldering or welding materials proper
- B23K35/26—Selection of soldering or welding materials proper with the principal constituent melting at less than 400 degrees C
- B23K35/262—Sn as the principal constituent
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C13/00—Alloys based on tin
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C13/00—Alloys based on tin
- C22C13/02—Alloys based on tin with antimony or bismuth as the next major constituent
-
- 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
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/181—Printed circuits structurally associated with non-printed electric components associated with surface mounted components
-
- 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
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
-
- 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
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
- H05K3/3457—Solder materials or compositions; Methods of application thereof
- H05K3/3463—Solder compositions in relation to features of the printed circuit board or the mounting process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/36—Electric or electronic devices
-
- 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
- H05K2203/04—Soldering or other types of metallurgic bonding
- H05K2203/041—Solder preforms in the shape of solder balls
Abstract
Description
Claims (8)
- Snを主体とし、Cuを0.3〜2.0質量%、Niを0.01〜0.2質量%、Biを0.1〜3.0質量%含有したSn-Bi系合金からなり、(Cu,Ni)6Sn5からなる金属間化合物が前記Sn-Bi系合金中に形成されている
ことを特徴とする半田ボール。 - Agの含有量が、ICP(Inductively Coupled Plasma)分析による検出限界以下である
ことを特徴とする請求項1記載の半田ボール。 - 前記Sn-Bi系合金はAgを含有し、前記Agの含有量が1.0質量%以下である
ことを特徴とする請求項1記載の半田ボール。 - 前記Cuと前記Niの比率が(5〜20):1である
ことを特徴とする請求項1〜3のうちいずれか1項記載の半田ボール。 - Mg,Ga,Pのいずれか、もしくは2種以上を総計で0.0001〜0.005質量%含有している
ことを特徴とする請求項1〜4のうちいずれか1項記載の半田ボール。 - Ge,Sb,In,P,As,Al,Auの含有量が、ICP(Inductively Coupled Plasma)分析による検出限界以下であるか、または前記Ge,Sb,In,P,As,Al,Auのうち少なくともいずれか1種を含有していたとしても、いずれも不可避不純物として含有されている
ことを特徴とする請求項1〜5のうちいずれか1項記載の半田ボール。 - 上記のSnが低α線Snからなり、発するα線量が1[cph/cm2]以下である
ことを特徴とする請求項1〜6のうちいずれか1項記載の半田ボール。 - 複数の電子部品間を接合部によって接合した電子部材であって、該接合部の一部又は全部が請求項1〜7のうちいずれか1項記載の半田ボールによって形成されている
ことを特徴とする電子部材。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2014544846A JP5714191B1 (ja) | 2013-05-29 | 2014-05-12 | 半田ボールおよび電子部材 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013113421 | 2013-05-29 | ||
JP2013113421 | 2013-05-29 | ||
JP2014544846A JP5714191B1 (ja) | 2013-05-29 | 2014-05-12 | 半田ボールおよび電子部材 |
PCT/JP2014/062588 WO2014192521A1 (ja) | 2013-05-29 | 2014-05-12 | 半田ボールおよび電子部材 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP5714191B1 JP5714191B1 (ja) | 2015-05-07 |
JPWO2014192521A1 true JPWO2014192521A1 (ja) | 2017-02-23 |
Family
ID=51988559
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2014544846A Active JP5714191B1 (ja) | 2013-05-29 | 2014-05-12 | 半田ボールおよび電子部材 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9320152B2 (ja) |
EP (1) | EP3006158A4 (ja) |
JP (1) | JP5714191B1 (ja) |
KR (1) | KR20160012878A (ja) |
CN (1) | CN104395035B (ja) |
TW (1) | TW201509582A (ja) |
WO (1) | WO2014192521A1 (ja) |
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KR102273620B1 (ko) * | 2013-10-31 | 2021-07-06 | 알파 어셈블리 솔루션스 인크. | 무연, 무은 솔더 합금 |
JP6011709B1 (ja) | 2015-11-30 | 2016-10-19 | 千住金属工業株式会社 | はんだ合金 |
PT3381601T (pt) * | 2016-09-13 | 2021-01-05 | Senju Metal Industry Co | Liga de solda, esferas de solda e juntas de solda |
JP6621068B2 (ja) | 2016-12-08 | 2019-12-18 | パナソニックIpマネジメント株式会社 | 実装構造体 |
JP2018140436A (ja) * | 2017-12-19 | 2018-09-13 | 千住金属工業株式会社 | はんだ材料、はんだペースト、フォームはんだ及びはんだ継手 |
JP6369620B1 (ja) | 2017-12-31 | 2018-08-08 | 千住金属工業株式会社 | はんだ合金 |
KR102198850B1 (ko) | 2018-11-29 | 2021-01-05 | 덕산하이메탈(주) | 저융점 솔더 합금 및 이를 이용하여 제조된 솔더볼 |
CN113423851B (zh) * | 2019-05-27 | 2022-07-26 | 千住金属工业株式会社 | 焊料合金、焊膏、焊球、焊料预制件、焊接接头和电路 |
JP6649596B1 (ja) * | 2019-05-27 | 2020-02-19 | 千住金属工業株式会社 | はんだ合金、はんだ粉末、およびはんだ継手 |
JP6810375B1 (ja) | 2019-05-27 | 2021-01-06 | 千住金属工業株式会社 | はんだ合金、ソルダペースト、はんだボール、ソルダプリフォーム、はんだ継手、車載電子回路、ecu電子回路、車載電子回路装置、およびecu電子回路装置 |
JP6649597B1 (ja) | 2019-05-27 | 2020-02-19 | 千住金属工業株式会社 | はんだ合金、はんだ粉末、およびはんだ継手 |
JP6803107B1 (ja) * | 2019-07-26 | 2020-12-23 | 株式会社日本スペリア社 | プリフォームはんだ及び該プリフォームはんだを用いて形成されたはんだ接合体 |
CN110315238B (zh) * | 2019-07-31 | 2021-09-17 | 广东省科学院中乌焊接研究所 | 一种碳纳米管增强无铅钎料、其制备方法及其应用 |
US11534870B2 (en) * | 2021-01-11 | 2022-12-27 | Napra Co., Ltd. | Metal particle |
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JP4787384B1 (ja) * | 2010-10-29 | 2011-10-05 | ハリマ化成株式会社 | 低銀はんだ合金およびはんだペースト組成物 |
TWI466251B (zh) * | 2010-12-28 | 2014-12-21 | Ind Tech Res Inst | 半導體裝置及其組裝方法 |
WO2012131861A1 (ja) * | 2011-03-28 | 2012-10-04 | 千住金属工業株式会社 | 鉛フリーはんだボール |
JP2013000744A (ja) * | 2011-06-10 | 2013-01-07 | Nihon Superior Co Ltd | 鉛フリーはんだ合金及び当該はんだを用いたはんだ接合部 |
CN102430872A (zh) * | 2011-10-17 | 2012-05-02 | 上海交通大学 | Sn-Cu-Bi-Ni无铅焊料 |
CN102699563A (zh) * | 2012-06-23 | 2012-10-03 | 浙江亚通焊材有限公司 | 一种低银无铅软钎料 |
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2014
- 2014-05-12 CN CN201480001539.7A patent/CN104395035B/zh not_active Expired - Fee Related
- 2014-05-12 KR KR1020147031663A patent/KR20160012878A/ko not_active Application Discontinuation
- 2014-05-12 JP JP2014544846A patent/JP5714191B1/ja active Active
- 2014-05-12 EP EP14804933.1A patent/EP3006158A4/en not_active Withdrawn
- 2014-05-12 WO PCT/JP2014/062588 patent/WO2014192521A1/ja active Application Filing
- 2014-05-12 US US14/405,691 patent/US9320152B2/en active Active
- 2014-05-28 TW TW103118612A patent/TW201509582A/zh unknown
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WO2014192521A1 (ja) | 2014-12-04 |
JP5714191B1 (ja) | 2015-05-07 |
KR20160012878A (ko) | 2016-02-03 |
EP3006158A4 (en) | 2017-01-18 |
EP3006158A1 (en) | 2016-04-13 |
CN104395035A (zh) | 2015-03-04 |
CN104395035B (zh) | 2017-10-20 |
US20150146394A1 (en) | 2015-05-28 |
TW201509582A (zh) | 2015-03-16 |
US9320152B2 (en) | 2016-04-19 |
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