JP7175659B2 - 複合金属材料、その製造方法、および複合金属材料を用いた電子装置 - Google Patents
複合金属材料、その製造方法、および複合金属材料を用いた電子装置 Download PDFInfo
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- 239000002131 composite material Substances 0.000 title claims description 159
- 239000007769 metal material Substances 0.000 title claims description 51
- 238000004519 manufacturing process Methods 0.000 title claims description 25
- 239000002184 metal Substances 0.000 claims description 132
- 229910052751 metal Inorganic materials 0.000 claims description 132
- 239000000843 powder Substances 0.000 claims description 108
- 229910045601 alloy Inorganic materials 0.000 claims description 49
- 239000000956 alloy Substances 0.000 claims description 49
- 229910052742 iron Inorganic materials 0.000 claims description 24
- 239000000463 material Substances 0.000 claims description 20
- 239000004065 semiconductor Substances 0.000 claims description 16
- 230000001678 irradiating effect Effects 0.000 claims description 15
- 239000011812 mixed powder Substances 0.000 claims description 6
- 229910052804 chromium Inorganic materials 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 description 148
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 100
- 229910052802 copper Inorganic materials 0.000 description 25
- 238000000034 method Methods 0.000 description 13
- 238000010586 diagram Methods 0.000 description 11
- 238000003475 lamination Methods 0.000 description 10
- 239000000203 mixture Substances 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 238000010030 laminating Methods 0.000 description 7
- 229910000640 Fe alloy Inorganic materials 0.000 description 6
- 238000002844 melting Methods 0.000 description 5
- 230000008018 melting Effects 0.000 description 5
- 230000008646 thermal stress Effects 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 239000011159 matrix material Substances 0.000 description 4
- 238000005096 rolling process Methods 0.000 description 4
- 238000007711 solidification Methods 0.000 description 4
- 230000008023 solidification Effects 0.000 description 4
- 229910000881 Cu alloy Inorganic materials 0.000 description 3
- 230000002301 combined effect Effects 0.000 description 3
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000005259 measurement Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 229910001092 metal group alloy Inorganic materials 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910000905 alloy phase Inorganic materials 0.000 description 1
- 239000007767 bonding agent Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000001747 exhibiting effect Effects 0.000 description 1
- 230000020169 heat generation Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000001465 metallisation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 238000010587 phase diagram Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000006104 solid solution Substances 0.000 description 1
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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
- B22F7/02—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 layers
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- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3736—Metallic materials
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/20—Direct sintering or melting
- B22F10/25—Direct deposition of metal particles, e.g. direct metal deposition [DMD] or laser engineered net shaping [LENS]
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- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
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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
- B22F7/008—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 characterised by the composition
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- B—PERFORMING OPERATIONS; TRANSPORTING
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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
- B22F7/02—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 layers
- B22F7/04—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 layers with one or more layers not made from powder, e.g. made from solid metal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B15/00—Layered products comprising a layer of metal
- B32B15/01—Layered products comprising a layer of metal all layers being exclusively metallic
- B32B15/013—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium
- B32B15/015—Layered products comprising a layer of metal all layers being exclusively metallic one layer being formed of an iron alloy or steel, another layer being formed of a metal other than iron or aluminium the said other metal being copper or nickel or an alloy thereof
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y10/00—Processes of additive manufacturing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B33—ADDITIVE MANUFACTURING TECHNOLOGY
- B33Y—ADDITIVE MANUFACTURING, i.e. MANUFACTURING OF THREE-DIMENSIONAL [3-D] OBJECTS BY ADDITIVE DEPOSITION, ADDITIVE AGGLOMERATION OR ADDITIVE LAYERING, e.g. BY 3-D PRINTING, STEREOLITHOGRAPHY OR SELECTIVE LASER SINTERING
- B33Y70/00—Materials specially adapted for additive manufacturing
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C38/00—Ferrous alloys, e.g. steel alloys
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- C22C38/16—Ferrous alloys, e.g. steel alloys containing copper
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- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C9/00—Alloys based on copper
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4871—Bases, plates or heatsinks
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- H01—ELECTRIC ELEMENTS
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- H01L21/00—Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof
- H01L21/02—Manufacture or treatment of semiconductor devices or of parts thereof
- H01L21/04—Manufacture or treatment of semiconductor devices or of parts thereof the devices having at least one potential-jump barrier or surface barrier, e.g. PN junction, depletion layer or carrier concentration layer
- H01L21/48—Manufacture or treatment of parts, e.g. containers, prior to assembly of the devices, using processes not provided for in a single one of the subgroups H01L21/06 - H01L21/326
- H01L21/4814—Conductive parts
- H01L21/4871—Bases, plates or heatsinks
- H01L21/4878—Mechanical treatment, e.g. deforming
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- H—ELECTRICITY
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- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
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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
- B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
- B22F3/10—Sintering only
- B22F3/105—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding
- B22F2003/1051—Sintering only by using electric current other than for infrared radiant energy, laser radiation or plasma ; by ultrasonic bonding by electric discharge
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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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/04—Making non-ferrous alloys by powder metallurgy
- C22C1/0425—Copper-based alloys
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- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
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- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/73—Means for bonding being of different types provided for in two or more of groups H01L2224/10, H01L2224/18, H01L2224/26, H01L2224/34, H01L2224/42, H01L2224/50, H01L2224/63, H01L2224/71
- H01L2224/732—Location after the connecting process
- H01L2224/73251—Location after the connecting process on different surfaces
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- H01—ELECTRIC ELEMENTS
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- H01L23/00—Details of semiconductor or other solid state devices
- H01L23/34—Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements
- H01L23/36—Selection of materials, or shaping, to facilitate cooling or heating, e.g. heatsinks
- H01L23/373—Cooling facilitated by selection of materials for the device or materials for thermal expansion adaptation, e.g. carbon
- H01L23/3735—Laminates or multilayers, e.g. direct bond copper ceramic substrates
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
Description
Claims (9)
- 複合金属材料において、
Cuリッチ相と、前記Cuリッチ相の中に独立して分散しているFeリッチ相と、を有する複合金属相と、
前記複合金属相は、少なくとも2層以上からなり、所定割合のFeリッチ相を含む第一層と、前記第一層よりFeリッチ相が多い第二層とを有し、前記第一層は前記第二層と金属的に接合されていることを特徴とする複合金属材料。 - 請求項1記載の複合金属材料において、
前記Cuリッチ相は、Fe、Cr、Ni、Coからなる少なくとも1種類の元素が、15wt%以下含まれていること、を特徴とする複合金属材料。 - 請求項1記載の複合金属材料において、
前記複合金属相は、少なくとも3層以上からなり、前記第一層と、前記第二層と、前記第二層よりFeリッチ相の割合が多く、Feリッチ層の中にCuリッチ相の一部が柱状に分散した第三層とを有しており、前記第一層は前記第二層の一方と金属的に接合され、前記第二層の他方は前記第三層に金属的に接合されていること、を特徴とする複合金属材料。 - 請求項1に記載の複合金属材料において、
前記2層以上の複合金属相にフィン形状の溝を有すること、を特徴とする複合金属材料。 - Cuリッチ相と、前記Cuリッチ相の中に独立して分散しているFeリッチ相と、を有する複合金属相からなる複合金属材料と、前記複合金属材料の前記複合金属相は、少なくとも2層以上からなり、所定割合のFeリッチ相を含む第一層と、前記第一層よりFeリッチ相が多い第二層とを有し、前記第一層は前記第二層と金属的に接合されており、
前記複合金属材料に接合材を介して搭載される半導体素子と、を有すること、を特徴とする電子装置。 - Cuリッチ相と、Feリッチ相とを有する複合金属材料の製造方法において、
所定割合のCu粉末とFe系合金粉末を供給しながらレーザー照射し、Cuリッチ相と、前記Cuリッチ相の中に独立して分散しているFeリッチ相と、を有する複合金属相を形成すること、を特徴とする複合金属材料の製造方法。 - Cuリッチ相と、Feリッチ相とを有する複合金属材料の製造方法において、
所定割合のCu粉末とFe系合金粉末を供給しながらレーザー照射し、Cuリッチ相と、前記Cuリッチ相の中に独立して分散しているFeリッチ相と、を有する第一層の複合金属相を形成し、
前記第一層より、Fe系合金粉末の含有割合を多くした混合粉末を供給しながらレーザー照射して第二層の複合金属相を形成すること、を特徴とする複合金属材料の製造方法。 - 請求項7に記載の複合金属材料の製造方法において、
前記第二層より、Fe系合金粉末の含有割合を多くした混合粉末を供給しながらレーザー照射して第三層の複合金属相を形成すること、を特徴とする複合金属材料の製造方法。 - 請求項7に記載の複合金属材料の製造方法において、前記レーザー照射のレーザー出力は、800~2000Wであること、を特徴とする複合金属材料の製造方法。
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JP2018139530A JP7175659B2 (ja) | 2018-07-25 | 2018-07-25 | 複合金属材料、その製造方法、および複合金属材料を用いた電子装置 |
DE112019002884.7T DE112019002884T5 (de) | 2018-07-25 | 2019-04-12 | Kompositmetallmaterial, Verfahren zu seiner Herstellung und elektronische Einrichtung unter Einsatz von Kompositmetallmaterial |
PCT/JP2019/016063 WO2020021790A1 (ja) | 2018-07-25 | 2019-04-12 | 複合金属材料、その製造方法、および複合金属材料を用いた電子装置 |
US16/972,317 US20210245245A1 (en) | 2018-07-25 | 2019-04-12 | Composite metal material, method for producing same, and electronic device using composite metal material |
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Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001279407A (ja) | 2000-03-30 | 2001-10-10 | Kobe Steel Ltd | 析出型銅合金の製造方法 |
WO2012120982A1 (ja) | 2011-03-07 | 2012-09-13 | Jx日鉱日石金属株式会社 | α線量が少ない銅又は銅合金及び銅又は銅合金を原料とするボンディングワイヤ |
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JPS58141547A (ja) * | 1982-02-18 | 1983-08-22 | Daido Steel Co Ltd | リ−ドフレ−ム材料 |
JPS60196962A (ja) * | 1984-03-21 | 1985-10-05 | Daido Steel Co Ltd | リ−ドフレ−ム材料 |
JP3333247B2 (ja) * | 1992-03-31 | 2002-10-15 | 株式会社東芝 | 銅鉄系合金 |
JPH07278702A (ja) * | 1994-04-11 | 1995-10-24 | Nippon Steel Corp | 高強度高電気伝導性材料 |
US6129993A (en) * | 1998-02-13 | 2000-10-10 | Hitachi Metals, Ltd. | Heat spreader and method of making the same |
FR3061989B1 (fr) * | 2017-01-18 | 2020-02-14 | Safran | Procede de fabrication d'un module electronique de puissance par fabrication additive, substrat et module associes |
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- 2019-04-12 DE DE112019002884.7T patent/DE112019002884T5/de active Pending
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Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2001279407A (ja) | 2000-03-30 | 2001-10-10 | Kobe Steel Ltd | 析出型銅合金の製造方法 |
WO2012120982A1 (ja) | 2011-03-07 | 2012-09-13 | Jx日鉱日石金属株式会社 | α線量が少ない銅又は銅合金及び銅又は銅合金を原料とするボンディングワイヤ |
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DE112019002884T5 (de) | 2021-03-04 |
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