JP5962939B2 - ソルダペースト - Google Patents
ソルダペースト Download PDFInfo
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- JP5962939B2 JP5962939B2 JP2015511209A JP2015511209A JP5962939B2 JP 5962939 B2 JP5962939 B2 JP 5962939B2 JP 2015511209 A JP2015511209 A JP 2015511209A JP 2015511209 A JP2015511209 A JP 2015511209A JP 5962939 B2 JP5962939 B2 JP 5962939B2
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- Prior art keywords
- powder
- solder
- intermetallic compound
- solder paste
- compound powder
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- 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°C
- B23K35/262—Sn as the principal constituent
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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
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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
-
- 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 or brazing
-
- 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 or 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
- B23K35/02—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 or brazing
- B23K35/0244—Powders, particles or spheres; Preforms made therefrom
- B23K35/025—Pastes, creams or slurries
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- 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
-
- 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°C
-
- 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
- B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
- B23K35/302—Cu as the principal constituent
-
- 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
- B23K35/36—Selection of non-metallic compositions, e.g. coatings or fluxes; Selection of soldering or welding materials, conjoint with selection of non-metallic compositions, both selections being of interest
- B23K35/362—Selection of compositions of fluxes
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C12/00—Alloys based on antimony or bismuth
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- 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
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- 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
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
- C22C9/02—Alloys based on copper with tin as the next major constituent
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
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- C—CHEMISTRY; METALLURGY
- C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
- C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
- C25D7/00—Electroplating characterised by the article coated
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- 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
- H05K1/02—Details
- H05K1/0296—Conductive pattern lay-out details not covered by sub groups H05K1/02 - H05K1/0295
- H05K1/0298—Multilayer circuits
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- 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
- H05K1/02—Details
- H05K1/09—Use of materials for the conductive, e.g. metallic pattern
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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
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/10—Copper
-
- 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
- B22F2301/00—Metallic composition of the powder or its coating
- B22F2301/30—Low melting point metals, i.e. Zn, Pb, Sn, Cd, In, Ga
-
- 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
- B22F2302/00—Metal Compound, non-Metallic compound or non-metal composition of the powder or its coating
- B22F2302/45—Others, including non-metals
-
- 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
- B22F2304/00—Physical aspects of the powder
- B22F2304/10—Micron size particles, i.e. above 1 micrometer up to 500 micrometer
-
- 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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/062—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools involving the connection or repairing of preformed parts
-
- 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
- B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
- B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
- B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder
-
- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C18/00—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating
- C23C18/16—Chemical coating by decomposition of either liquid compounds or solutions of the coating forming compounds, without leaving reaction products of surface material in the coating; Contact plating by reduction or substitution, e.g. electroless plating
- C23C18/1601—Process or apparatus
- C23C18/1633—Process of electroless plating
- C23C18/1635—Composition of the substrate
- C23C18/1637—Composition of the substrate metallic substrate
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Powder Metallurgy (AREA)
Description
本発明に係るソルダペーストで使用する金属間化合物粉末は、CuおよびSnからなり、CuがSnと金属間化合物を形成しているため、Cu単相が存在しない。これにより、ソルダペーストとしたときのフラックス中へのCuイオンの溶出がほとんどなく、優れた経時安定性を有する。
本発明で使用するはんだ粉末は、基板の接続端子と金属間化合物粉末との接合や金属間化合物粉末間の接合に用いられる。
これを満たす接合材料を用いて継手を形成すると、高温での接合強度が高まる。
実施例のソルダペーストを以下のように作製した。まず、平均粒径が20μmであるSn粉末(はんだ粉末)およびSnを主成分とする各はんだ粉末と、平均粒径が20μmであるSnの含有量がCuに対して23〜68質量%の間で適宜選択したCuおよびSnからなる金属間化合物粉末とを、表1に示す割合となる量だけ用意し、それらの金属粉末を、千住金属製SDC5(商品名)のペースト状ロジン系フラックス中に浸漬し、5分間混練して実施例のソルダペーストを作製した。フラックスの割合はソルダペースト全体の質量に対して12質量%となるように調整した。
各ソルダペーストを使って、3216サイズのチップ抵抗をリフローはんだ付けで基板に実装した。
本試験では、経時安定性を評価するために、静的試験と動的試験とを行った。
Claims (5)
- 導体の配線されている面を複数積層する基板のはんだ付けに用いられるソルダペーストであって、CuおよびSnからなる金属間化合物粉末と、Sn含有量が40〜100質量%である(ただし、Sn100質量%の場合を除く)Sn−Biはんだ粉末と、フラックス成分とから構成され、CuおよびSnからなる前記金属間化合物粉末と前記Sn-Biはんだ粉末とにおいて、CuおよびSnからなる前記金属間化合物粉末10〜65質量%および前記Sn-Biはんだ粉末30〜90質量%からなり、CuおよびSnからなる該金属間化合物粉末が、表面をCu以外の1種以上の金属元素からなる金属めっきで被覆されていることを特徴とする、CuおよびSnからなる前記金属間化合物粉末と前記Sn-Biはんだ粉末のSnとの反応による新たな金属間化合物により、CuおよびSnからなる前記金属間化合物粉末の間に網目構造が形成されるはんだ継手形成用のソルダペースト。
- 前記金属間化合物粉末がSnおよびNiから成る群から選ばれた少なくとも1種の金属で表面が被覆された金属間化合物粉末であることを特徴とする請求項1に記載のソルダペースト。
- 前記金属間化合物粉末およびSn−Biはんだ粉末の平均粒径が50μm以下である、請求項1または2に記載のソルダペースト。
- 前記Sn-Biはんだ粉末が、組成が異なる2種類以上のはんだ粉末の混合物である請求項1〜3のいずれか1項に記載のソルダペースト。
- 請求項1〜4のいずれか1項に記載のソルダペーストに含まれるCuおよびSnからなる金属間化合物粉末と、CuおよびSnからなる前記金属間化合物粉末と前記ソルダペーストに含まれる前記Sn-Biはんだ粉末のSnとの反応による新たな金属間化合物とからなる網目構造を備え、新たな前記金属間化合物がCu6Sn5であることを特徴とする、導体の配線されている面を複数積層する基板に設けられたはんだ継手。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013081000 | 2013-04-09 | ||
| JP2013081000 | 2013-04-09 | ||
| PCT/JP2014/059196 WO2014168027A1 (ja) | 2013-04-09 | 2014-03-28 | ソルダペースト |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP5962939B2 true JP5962939B2 (ja) | 2016-08-03 |
| JPWO2014168027A1 JPWO2014168027A1 (ja) | 2017-02-16 |
Family
ID=51689437
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015511209A Active JP5962939B2 (ja) | 2013-04-09 | 2014-03-28 | ソルダペースト |
| JP2015511208A Active JP5962938B2 (ja) | 2013-04-09 | 2014-03-28 | ソルダペースト |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015511208A Active JP5962938B2 (ja) | 2013-04-09 | 2014-03-28 | ソルダペースト |
Country Status (9)
| Country | Link |
|---|---|
| US (2) | US9987710B2 (ja) |
| EP (2) | EP3000555B1 (ja) |
| JP (2) | JP5962939B2 (ja) |
| KR (2) | KR102183512B1 (ja) |
| CN (2) | CN105283267B (ja) |
| ES (2) | ES2796866T3 (ja) |
| PT (1) | PT3000554T (ja) |
| TW (2) | TWI628029B (ja) |
| WO (2) | WO2014168026A1 (ja) |
Families Citing this family (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI563517B (en) * | 2015-05-22 | 2016-12-21 | Chuan Hsi Res Co Ltd | Conductive paste composition, conductive structure and method of producing the same |
| JP6029222B1 (ja) | 2015-07-08 | 2016-11-24 | 有限会社 ナプラ | 金属粒子、ペースト、成形体、及び、積層体 |
| WO2017007011A1 (ja) * | 2015-07-09 | 2017-01-12 | 古河電気工業株式会社 | 金属微粒子含有組成物 |
| JP6645318B2 (ja) * | 2016-03-30 | 2020-02-14 | 三菱マテリアル株式会社 | 接合用粉末及びこの粉末の製造方法並びにこの粉末を用いた接合用ペーストの製造方法 |
| JP6645317B2 (ja) * | 2016-03-30 | 2020-02-14 | 三菱マテリアル株式会社 | 接合用粉末及びこの粉末の製造方法並びにこの粉末を用いた接合用ペーストの製造方法 |
| JP6042577B1 (ja) * | 2016-07-05 | 2016-12-14 | 有限会社 ナプラ | 多層プリフォームシート |
| JP6144440B1 (ja) * | 2017-01-27 | 2017-06-07 | 有限会社 ナプラ | 半導体封止用プリフォーム |
| JP6156965B1 (ja) * | 2017-03-31 | 2017-07-05 | 有限会社 ナプラ | 半導体封止用プリフォーム |
| CN107088716B (zh) * | 2017-07-03 | 2020-01-24 | 中山翰华锡业有限公司 | 一种环保低温无残留锡膏及其制备方法 |
| MY200819A (en) | 2017-11-24 | 2024-01-17 | Senju Metal Industry Co | Solder Material, Solder Paste, And Solder Joint |
| JP6722378B2 (ja) * | 2018-07-20 | 2020-07-15 | 千住金属工業株式会社 | はんだ材料、ソルダペースト、及びはんだ継手 |
| JP6671013B2 (ja) * | 2017-11-24 | 2020-03-25 | 千住金属工業株式会社 | 耐変色性はんだ合金、及び耐変色性はんだ継手 |
| NL2020406B1 (nl) * | 2018-02-09 | 2019-08-19 | Inteco B V | Werkwijze en inrichting voor het vervaardigen van warmtewisselende elementen, en elemten als zodanig |
| KR102253739B1 (ko) * | 2018-04-13 | 2021-05-18 | 센주긴조쿠고교 가부시키가이샤 | 솔더 페이스트 |
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| CN105307812A (zh) | 2016-02-03 |
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| TW201503982A (zh) | 2015-02-01 |
| JP5962938B2 (ja) | 2016-08-03 |
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| EP3000555B1 (en) | 2020-04-22 |
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| US20160158897A1 (en) | 2016-06-09 |
| KR102183511B1 (ko) | 2020-11-26 |
| CN105283267A (zh) | 2016-01-27 |
| TWI628029B (zh) | 2018-07-01 |
| CN105307812B (zh) | 2018-03-27 |
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