JP4255847B2 - 金属ペーストを用いた半導体ウェハーへのバンプの形成方法 - Google Patents
金属ペーストを用いた半導体ウェハーへのバンプの形成方法 Download PDFInfo
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- JP4255847B2 JP4255847B2 JP2004018102A JP2004018102A JP4255847B2 JP 4255847 B2 JP4255847 B2 JP 4255847B2 JP 2004018102 A JP2004018102 A JP 2004018102A JP 2004018102 A JP2004018102 A JP 2004018102A JP 4255847 B2 JP4255847 B2 JP 4255847B2
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- 229910052751 metal Inorganic materials 0.000 title claims description 70
- 239000002184 metal Substances 0.000 title claims description 70
- 238000000034 method Methods 0.000 title claims description 54
- 239000004065 semiconductor Substances 0.000 title claims description 35
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims description 38
- 239000003960 organic solvent Substances 0.000 claims description 22
- 239000000843 powder Substances 0.000 claims description 21
- 238000001035 drying Methods 0.000 claims description 18
- 238000011049 filling Methods 0.000 claims description 17
- 238000005245 sintering Methods 0.000 claims description 12
- KDLHZDBZIXYQEI-UHFFFAOYSA-N Palladium Chemical compound [Pd] KDLHZDBZIXYQEI-UHFFFAOYSA-N 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 10
- 230000008569 process Effects 0.000 claims description 10
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 9
- 229920000178 Acrylic resin Polymers 0.000 claims description 5
- 239000004925 Acrylic resin Substances 0.000 claims description 5
- 229920000180 alkyd Polymers 0.000 claims description 5
- 239000012461 cellulose resin Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 4
- 238000005553 drilling Methods 0.000 claims description 3
- 239000011248 coating agent Substances 0.000 claims description 2
- 239000010931 gold Substances 0.000 description 23
- 229910052737 gold Inorganic materials 0.000 description 21
- 230000000052 comparative effect Effects 0.000 description 16
- 239000011521 glass Substances 0.000 description 13
- 238000007747 plating Methods 0.000 description 11
- 230000015572 biosynthetic process Effects 0.000 description 10
- 239000010953 base metal Substances 0.000 description 7
- 238000004220 aggregation Methods 0.000 description 6
- 230000002776 aggregation Effects 0.000 description 6
- 229920005989 resin Polymers 0.000 description 6
- 239000011347 resin Substances 0.000 description 6
- 239000001856 Ethyl cellulose Substances 0.000 description 5
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 5
- 229920001249 ethyl cellulose Polymers 0.000 description 5
- 235000019325 ethyl cellulose Nutrition 0.000 description 5
- 229920002120 photoresistant polymer Polymers 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- 230000002744 anti-aggregatory effect Effects 0.000 description 4
- 239000003795 chemical substances by application Substances 0.000 description 4
- 150000002148 esters Chemical class 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 3
- 239000003112 inhibitor Substances 0.000 description 3
- 229910052763 palladium Inorganic materials 0.000 description 3
- 229910052709 silver Inorganic materials 0.000 description 3
- 239000004332 silver Substances 0.000 description 3
- 238000004528 spin coating Methods 0.000 description 3
- OAYXUHPQHDHDDZ-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethanol Chemical compound CCCCOCCOCCO OAYXUHPQHDHDDZ-UHFFFAOYSA-N 0.000 description 2
- VXQBJTKSVGFQOL-UHFFFAOYSA-N 2-(2-butoxyethoxy)ethyl acetate Chemical compound CCCCOCCOCCOC(C)=O VXQBJTKSVGFQOL-UHFFFAOYSA-N 0.000 description 2
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 2
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical compound COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 description 2
- LGRFSURHDFAFJT-UHFFFAOYSA-N Phthalic anhydride Natural products C1=CC=C2C(=O)OC(=O)C2=C1 LGRFSURHDFAFJT-UHFFFAOYSA-N 0.000 description 2
- WUOACPNHFRMFPN-UHFFFAOYSA-N alpha-terpineol Chemical compound CC1=CCC(C(C)(C)O)CC1 WUOACPNHFRMFPN-UHFFFAOYSA-N 0.000 description 2
- 239000003006 anti-agglomeration agent Substances 0.000 description 2
- JHIWVOJDXOSYLW-UHFFFAOYSA-N butyl 2,2-difluorocyclopropane-1-carboxylate Chemical compound CCCCOC(=O)C1CC1(F)F JHIWVOJDXOSYLW-UHFFFAOYSA-N 0.000 description 2
- SQIFACVGCPWBQZ-UHFFFAOYSA-N delta-terpineol Natural products CC(C)(O)C1CCC(=C)CC1 SQIFACVGCPWBQZ-UHFFFAOYSA-N 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000005429 filling process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010665 pine oil Substances 0.000 description 2
- 229920000642 polymer Polymers 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 229940116411 terpineol Drugs 0.000 description 2
- 238000007740 vapor deposition Methods 0.000 description 2
- 238000013022 venting Methods 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229920003986 novolac Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000007261 regionalization Effects 0.000 description 1
- 238000007790 scraping Methods 0.000 description 1
- 238000007650 screen-printing Methods 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 230000003685 thermal hair damage Effects 0.000 description 1
Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L24/00—Arrangements for connecting or disconnecting semiconductor or solid-state bodies; Methods or apparatus related thereto
- H01L24/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L24/10—Bump connectors ; Manufacturing methods related thereto
- H01L24/11—Manufacturing methods
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/11—Manufacturing methods
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/11—Manufacturing methods
- H01L2224/113—Manufacturing methods by local deposition of the material of the bump connector
- H01L2224/1133—Manufacturing methods by local deposition of the material of the bump connector in solid form
- H01L2224/11332—Manufacturing methods by local deposition of the material of the bump connector in solid form using a powder
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/11—Manufacturing methods
- H01L2224/1147—Manufacturing methods using a lift-off mask
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/11—Manufacturing methods
- H01L2224/115—Manufacturing methods by chemical or physical modification of a pre-existing or pre-deposited material
- H01L2224/11505—Sintering
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/12—Structure, shape, material or disposition of the bump connectors prior to the connecting process
- H01L2224/13—Structure, shape, material or disposition of the bump connectors prior to the connecting process of an individual bump connector
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/12—Structure, shape, material or disposition of the bump connectors prior to the connecting process
- H01L2224/13—Structure, shape, material or disposition of the bump connectors prior to the connecting process of an individual bump connector
- H01L2224/13001—Core members of the bump connector
- H01L2224/13099—Material
- H01L2224/13198—Material with a principal constituent of the material being a combination of two or more materials in the form of a matrix with a filler, i.e. being a hybrid material, e.g. segmented structures, foams
- H01L2224/13199—Material of the matrix
- H01L2224/1329—Material of the matrix with a principal constituent of the material being a polymer, e.g. polyester, phenolic based polymer, epoxy
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/12—Structure, shape, material or disposition of the bump connectors prior to the connecting process
- H01L2224/13—Structure, shape, material or disposition of the bump connectors prior to the connecting process of an individual bump connector
- H01L2224/13001—Core members of the bump connector
- H01L2224/13099—Material
- H01L2224/13198—Material with a principal constituent of the material being a combination of two or more materials in the form of a matrix with a filler, i.e. being a hybrid material, e.g. segmented structures, foams
- H01L2224/13298—Fillers
- H01L2224/13299—Base material
- H01L2224/133—Base material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/13338—Base material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/13339—Silver [Ag] as principal constituent
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/12—Structure, shape, material or disposition of the bump connectors prior to the connecting process
- H01L2224/13—Structure, shape, material or disposition of the bump connectors prior to the connecting process of an individual bump connector
- H01L2224/13001—Core members of the bump connector
- H01L2224/13099—Material
- H01L2224/13198—Material with a principal constituent of the material being a combination of two or more materials in the form of a matrix with a filler, i.e. being a hybrid material, e.g. segmented structures, foams
- H01L2224/13298—Fillers
- H01L2224/13299—Base material
- H01L2224/133—Base material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/13338—Base material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/13344—Gold [Au] as principal constituent
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/10—Bump connectors; Manufacturing methods related thereto
- H01L2224/12—Structure, shape, material or disposition of the bump connectors prior to the connecting process
- H01L2224/13—Structure, shape, material or disposition of the bump connectors prior to the connecting process of an individual bump connector
- H01L2224/13001—Core members of the bump connector
- H01L2224/13099—Material
- H01L2224/13198—Material with a principal constituent of the material being a combination of two or more materials in the form of a matrix with a filler, i.e. being a hybrid material, e.g. segmented structures, foams
- H01L2224/13298—Fillers
- H01L2224/13299—Base material
- H01L2224/133—Base material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof
- H01L2224/13363—Base material with a principal constituent of the material being a metal or a metalloid, e.g. boron [B], silicon [Si], germanium [Ge], arsenic [As], antimony [Sb], tellurium [Te] and polonium [Po], and alloys thereof the principal constituent melting at a temperature of greater than 1550°C
- H01L2224/13364—Palladium [Pd] as principal constituent
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Conductive Materials (AREA)
Description
Claims (3)
- 電極パッドが設けられた半導体ウェハーの表面をレジストで被覆する被覆工程と、当該レジストの前記電極パッドに対応する位置に貫通穴を形成する穴開け工程と、金属ペーストを前記貫通穴に充填する充填工程と、充填した有機溶剤の乾燥工程と、半導体ウェハー表面からレジストを取り除く除去工程と、半導体ウェハー表面上に残された金属粉からなる凸状物を焼結する焼結工程とを有する半導体ウェハーへのバンプの形成方法であって、
前記充填工程で貫通穴に充填する金属ペーストは、純度が99.9重量%以上であり、平均粒径が0.005μm〜1.0μmである金粉、銀粉またはパラジウム粉から選択される一種以上の金属粉と有機溶剤のみからなる金属ペーストであり、
前記乾燥工程における乾燥温度を50℃以下とする、半導体ウェハーへのバンプの形成方法。 - 充填工程で使用する金属ペーストの有機溶剤は、2,2,4−トリメチル−3−ヒドロキシペンタイソブチレートである請求項1に記載の半導体ウェハーへのバンプの形成方法。
- 充填工程で使用する金属ペーストは、更に、アクリル系樹脂、セルロース系樹脂、アルキッド樹脂から選択される一種以上を合計で5.0重量%以下含有している請求項1または請求項2に記載の半導体ウェハーへのバンプの形成方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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JP2004018102A JP4255847B2 (ja) | 2004-01-27 | 2004-01-27 | 金属ペーストを用いた半導体ウェハーへのバンプの形成方法 |
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JP2004018102A JP4255847B2 (ja) | 2004-01-27 | 2004-01-27 | 金属ペーストを用いた半導体ウェハーへのバンプの形成方法 |
Publications (3)
Publication Number | Publication Date |
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JP2005216508A JP2005216508A (ja) | 2005-08-11 |
JP2005216508A5 JP2005216508A5 (ja) | 2006-03-09 |
JP4255847B2 true JP4255847B2 (ja) | 2009-04-15 |
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JP2004018102A Expired - Lifetime JP4255847B2 (ja) | 2004-01-27 | 2004-01-27 | 金属ペーストを用いた半導体ウェハーへのバンプの形成方法 |
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Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2007034833A1 (ja) * | 2005-09-21 | 2007-03-29 | Nihon Handa Co., Ltd. | ペースト状銀粒子組成物、固形状銀の製造方法、固形状銀、接合方法およびプリント配線板の製造方法 |
JP4770643B2 (ja) | 2005-10-12 | 2011-09-14 | エプソントヨコム株式会社 | 圧電デバイス及び、その製造方法 |
EP2012352A4 (en) * | 2006-04-24 | 2012-07-25 | Murata Manufacturing Co | ELECTRONIC COMPONENT, ELECTRONIC COMPONENT DEVICE THEREFOR AND METHOD OF MANUFACTURING THEREOF |
JP4638382B2 (ja) * | 2006-06-05 | 2011-02-23 | 田中貴金属工業株式会社 | 接合方法 |
JP5065718B2 (ja) * | 2006-06-20 | 2012-11-07 | 田中貴金属工業株式会社 | 圧電素子の気密封止方法、及び、圧電デバイスの製造方法 |
EP2124254B1 (en) * | 2007-03-22 | 2018-08-01 | Tanaka Kikinzoku Kogyo Kabushiki Kaisha | Method for hermetical sealing of piezoelectric element |
JP5119866B2 (ja) * | 2007-03-22 | 2013-01-16 | セイコーエプソン株式会社 | 水晶デバイス及びその封止方法 |
US8069549B2 (en) | 2007-03-22 | 2011-12-06 | Seiko Epson Corporation | Method for sealing a quartz crystal device |
JP2009200675A (ja) * | 2008-02-20 | 2009-09-03 | Epson Toyocom Corp | 圧電デバイス及び圧電デバイスの製造方法 |
JP5363839B2 (ja) | 2008-05-12 | 2013-12-11 | 田中貴金属工業株式会社 | バンプ及び該バンプの形成方法並びに該バンプが形成された基板の実装方法 |
JP5076166B2 (ja) * | 2008-05-16 | 2012-11-21 | セイコーエプソン株式会社 | 圧電デバイス及びその封止方法 |
CN102812520B (zh) | 2010-03-18 | 2016-10-19 | 古河电气工业株式会社 | 导电性糊料和由该糊料得到的导电连接部件 |
WO2011114751A1 (ja) | 2010-03-19 | 2011-09-22 | 古河電気工業株式会社 | 導電接続部材、及び導電接続部材の作製方法 |
JP5520097B2 (ja) | 2010-03-23 | 2014-06-11 | 富士フイルム株式会社 | 微小構造体の製造方法 |
KR101522117B1 (ko) * | 2010-10-08 | 2015-05-20 | 다나카 기킨조쿠 고교 가부시키가이샤 | 반도체소자 접합용 귀금속 페이스트 |
JP4859996B1 (ja) * | 2010-11-26 | 2012-01-25 | 田中貴金属工業株式会社 | 金属配線形成用の転写基板による金属配線の形成方法 |
JP5202714B1 (ja) * | 2011-11-18 | 2013-06-05 | 田中貴金属工業株式会社 | 金属配線形成用の転写基板及び前記転写用基板による金属配線の形成方法 |
JP6049121B2 (ja) * | 2012-01-10 | 2016-12-21 | 有限会社 ナプラ | 機能性材料、電子デバイス、電磁波吸収/遮蔽デバイス及びそれらの製造方法 |
JP5978840B2 (ja) * | 2012-08-02 | 2016-08-24 | 住友金属鉱山株式会社 | 銀粉及びその製造方法、並びに銀ペースト |
JP2016093830A (ja) * | 2014-11-14 | 2016-05-26 | 千住金属工業株式会社 | 無残渣型継手形成用Agナノペースト |
TW202034478A (zh) * | 2019-02-04 | 2020-09-16 | 日商索尼半導體解決方案公司 | 電子裝置 |
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- 2004-01-27 JP JP2004018102A patent/JP4255847B2/ja not_active Expired - Lifetime
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