JP6486369B2 - 金属焼結フィルム組成物 - Google Patents
金属焼結フィルム組成物 Download PDFInfo
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- JP6486369B2 JP6486369B2 JP2016540879A JP2016540879A JP6486369B2 JP 6486369 B2 JP6486369 B2 JP 6486369B2 JP 2016540879 A JP2016540879 A JP 2016540879A JP 2016540879 A JP2016540879 A JP 2016540879A JP 6486369 B2 JP6486369 B2 JP 6486369B2
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- film
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- binder
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/006—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of flat products, e.g. sheets
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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
- B23K35/30—Selection of soldering or welding materials proper with the principal constituent melting at less than 1550°C
- B23K35/3006—Ag as the principal constituent
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/05—Metallic powder characterised by the size or surface area of the particles
- B22F1/054—Nanosized particles
- B22F1/0547—Nanofibres or nanotubes
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- 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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- B22F3/23—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces involving a self-propagating high-temperature synthesis or reaction sintering step
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- 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
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- 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
- B23K35/0233—Sheets or foils
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- 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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- 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
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- 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
- B23K35/3053—Fe as the principal constituent
- B23K35/3066—Fe as the principal constituent with Ni as next major constituent
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- 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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- C22C38/00—Ferrous alloys, e.g. steel alloys
- C22C38/002—Ferrous alloys, e.g. steel alloys containing In, Mg, or other elements not provided for in one single group C22C38/001 - C22C38/60
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- 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
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
- C23C24/10—Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
- C23C24/103—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
- C23C24/106—Coating with metal alloys or metal elements only
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- H10P14/40—Formation of materials, e.g. in the shape of layers or pillars of conductive or resistive materials
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Description
ボイドの存在は、接着剤の信頼性を減少させる。
(b)基板に焼結ペーストを塗布し、および
(c)焼結ペーストを加熱し、焼結フィルムになるまで乾燥する
ことを含む、焼結フィルムの調製方法を提供する。焼結ペーストを加熱し、フィルムになるまで乾燥させることを本明細書では、B−ステージと呼ぶ。
<例1>
Claims (14)
- 1種以上の金属および/または1種以上の金属合金を含有する組成物であって、1種以上の金属および/または1種以上の金属合金が、高融点相および低融点相に存在し、低融点相が300℃未満の温度で融解し、
1種以上の金属および/または1種以上の金属合金が、銀を含み、
組成物が、酢酸リチウム、リチウムアセチルアセトナート、安息香酸リチウム、リン酸リチウム、パラジウム、メタクリル酸パラジウム、パラジウム(II)アセチルアセトナート、2−エチルヘキサン酸スズ(II)からなる群から選択される焼結助剤を含む組成物。 - 焼結フィルムの形態である、請求項1に記載の組成物。
- さらに、グラフェン、カーボンナノチューブまたは導電性有機ポリマーを含む、請求項1に記載の組成物。
- さらに、固体または半固体の有機結合剤を含む、請求項1に記載の組成物。
- 固体または半固体の有機結合剤が、フラックス機能を有する、請求項4に記載の組成物。
- フラックス機能が、ヒドロキシル、カルボキシル、無水物、エステル、アミン、アミド、チオール、チオエステルおよびリン酸エステル基からなる群から選択される基からなる、請求項5に記載の組成物。
- 結合剤が、50℃未満の軟化点を有する化合物である、請求項4に記載の組成物。
- 結合剤が、アクリル樹脂またはアルキル化ポリビニルピロリドンである、請求項7に記載の組成物。
- 結合剤が、フラックス機能を有する、請求項7に記載の組成物。
- 結合剤が、カルボン酸または無水マレイン酸で官能化されたアクリル樹脂、イソブチレンと無水マレイン酸の共重合体、またはエポキシドとのポリアルキレンカーボネート共重合体である、請求項9に記載の組成物。
- 結合剤が、350℃以下の温度で熱分解する化合物である、請求項4に記載の組成物。
- 焼結フィルムの調製方法であって、
(a)焼結ペーストを形成するために、溶媒中に結合剤の有無にかかわらず、請求項1に記載の組成物を分散させ、
(b)基板に焼結ペーストを塗布、または
(c)焼結ペーストを泡またはメッシュ中に注入し、および
(d)焼結ペーストを加熱し、焼結フィルムになるまで乾燥する
ことを含む、調製方法。 - さらに、
(e)300℃以下の温度および15Mpa以下の圧力でフィルムを圧縮し、および/または
(f)基板へフィルムを積層することを含む、請求項12に記載の方法。 - 基板が、キャリアフィルム、金属箔、シリコンダイ、シリコンウェハ、金属回路基板またはセラミック支持体である基板に塗布される、焼結フィルム形態での請求項2に記載の組成物の使用。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201361873862P | 2013-09-05 | 2013-09-05 | |
| US61/873,862 | 2013-09-05 | ||
| PCT/US2014/045862 WO2015034579A1 (en) | 2013-09-05 | 2014-07-09 | Metal sintering film compositions |
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| Publication Number | Publication Date |
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| JP2016536467A JP2016536467A (ja) | 2016-11-24 |
| JP6486369B2 true JP6486369B2 (ja) | 2019-03-20 |
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| JP2016540879A Active JP6486369B2 (ja) | 2013-09-05 | 2014-07-09 | 金属焼結フィルム組成物 |
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| US (1) | US20160151864A1 (ja) |
| EP (1) | EP3041627A4 (ja) |
| JP (1) | JP6486369B2 (ja) |
| KR (2) | KR102270959B1 (ja) |
| CN (1) | CN105473257B (ja) |
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2014
- 2014-07-09 WO PCT/US2014/045862 patent/WO2015034579A1/en not_active Ceased
- 2014-07-09 EP EP14842807.1A patent/EP3041627A4/en not_active Withdrawn
- 2014-07-09 KR KR1020207019199A patent/KR102270959B1/ko active Active
- 2014-07-09 KR KR1020167005613A patent/KR20160051766A/ko not_active Ceased
- 2014-07-09 CN CN201480045035.5A patent/CN105473257B/zh active Active
- 2014-07-09 JP JP2016540879A patent/JP6486369B2/ja active Active
- 2014-07-25 TW TW103125600A patent/TWI695823B/zh active
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| Publication number | Publication date |
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| WO2015034579A1 (en) | 2015-03-12 |
| CN105473257A (zh) | 2016-04-06 |
| TW201509869A (zh) | 2015-03-16 |
| US20160151864A1 (en) | 2016-06-02 |
| JP2016536467A (ja) | 2016-11-24 |
| KR20160051766A (ko) | 2016-05-11 |
| EP3041627A1 (en) | 2016-07-13 |
| CN105473257B (zh) | 2018-11-13 |
| KR20200084920A (ko) | 2020-07-13 |
| TWI695823B (zh) | 2020-06-11 |
| EP3041627A4 (en) | 2017-05-03 |
| KR102270959B1 (ko) | 2021-07-01 |
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