JP7309055B2 - アルミニウム系金属粉末及びその生成方法 - Google Patents
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
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- C—CHEMISTRY; METALLURGY
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- C22C1/04—Making non-ferrous alloys by powder metallurgy
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
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- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
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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
- C22C1/05—Mixtures of metal powder with non-metallic powder
- C22C1/051—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor
- C22C1/053—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds
- C22C1/056—Making hard metals based on borides, carbides, nitrides, oxides or silicides; Preparation of the powder mixture used as the starting material therefor with in situ formation of hard compounds using gas
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/06—Metallic powder characterised by the shape of the particles
- B22F1/065—Spherical particles
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- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/16—Metallic particles coated with a non-metal
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- B22—CASTING; POWDER METALLURGY
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- B22F10/00—Additive manufacturing of workpieces or articles from metallic powder
- B22F10/30—Process control
- B22F10/34—Process control of powder characteristics, e.g. density, oxidation or flowability
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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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0848—Melting process before atomisation
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- B—PERFORMING OPERATIONS; TRANSPORTING
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- B22F2201/00—Treatment under specific atmosphere
- B22F2201/03—Oxygen
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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
- B22F2202/00—Treatment under specific physical conditions
- B22F2202/13—Use of plasma
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
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- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
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- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
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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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- 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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P10/00—Technologies related to metal processing
- Y02P10/25—Process efficiency
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- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Nanotechnology (AREA)
- Powder Metallurgy (AREA)
- Manufacture Of Metal Powder And Suspensions Thereof (AREA)
- Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
- Pigments, Carbon Blacks, Or Wood Stains (AREA)
Description
本出願は、2019年9月27日に出願された米国仮特許出願第62/906,960号の優先権を主張し、これは、全ての目的のために参照により本明細書に組み込まれる。
・分析チャンバ内における8×10-10Torrの基準圧力、又はより低い圧力の真空中。
・電子ビーム:20kV、5nA。
・アルゴンのイオンスパッタリングビーム:2kV、1μA、3×3mmのラスタ領域、0.3分のスパッタリング間隔、電子ビームから30°のステージ傾斜(シリコンウェハ上の熱成長SiO2層に対して、12Å/分のスパッタリング速度を提供するSiO2の参照材料を使用)。
・オージェ検出限界:0.5原子パーセント。
・生のピーク強度は、Physical Electronics(PHI)から供給された感度因子を用いて、原子パーセントに変換した。算出された原子濃度の誤差は未知であるが、前記値は、分析位置と試料との比較に使用することができる。
・視野:最大シグマ=16.0、最小シグマ=0.0
・膜厚:1、パッチサイズ:19
・3つの分類:粒、デンドライト境界(interdendrite)、孔
・次の特徴を伴うFastRandomForestモデル:ガウスぼかし、ソーベルフィルタ、ヘッセ(Hessian)、ガウス差分、膜投影(Membrane projections)、分散(Variance)、
・平均、中央値(92の全属性を使用)
Claims (16)
- 少なくとも50重量%のアルミニウムを含む複数のAl系金属粒子を含む金属粉末であって、前記複数のAl系金属粒子は、Al系金属粒子の第1部分を含み、前記Al系金属粒子の第1部分は、正規化された最大酸素濃度の50%である正規化された半酸素濃度を含み、前記正規化された半酸素濃度は、オージェ電子分光法によって測定される場合、0.002分/μm2以上であり、前記Al系金属粒子の第1部分は、10μm~45μm、15μm~45μm、10μm~53μm、15μm~63μm、20μm~63μm、15μm~53μm、45μm~106μm、又は25μm~45μmの粒子径分布を有する、金属粉末。
- 前記Al系金属粒子の前記第1部分が、前記金属粉末の前記複数のAl系金属粒子の少なくとも40重量%を構成する、請求項1に記載の金属粉末。
- 前記Al系金属粒子の前記第1部分が、前記金属粉末の前記複数のAl系金属粒子の50%~99%を構成する、請求項1に記載の金属粉末。
- 前記正規化半酸素濃度が、オージェ電子分光法によって測定される場合、0.002分/μm2~0.003分/μm2である、請求項1に記載の金属粉末。
- 前記Al系金属粒子の第1部分が、0.2%以下の平均空隙率を有する、請求項1に記載の金属粉末。
- 前記Al系金属粒子の第1部分が、総面積に対する粒子の面積比によって算出した、75%以上の平均粒比率測定値を有する、請求項1に記載の金属粉末。
- 前記複数のAl系金属粒子内の前記粒子の過半が、線状切片測定に従って測定された場合、3.5未満である粒子/10μm線の平均数を有する、請求項1に記載の金属粉末。
- 前記複数のAl系金属粒子内の前記粒子の過半が、線状切片測定に従って測定された場合、2~3である粒子/10μm線の平均数を有する、請求項1に記載の金属粉末。
- 前記金属粉末が、少なくとも70重量%のAlを含む、請求項1に記載の金属粉末。
- 前記金属粉末が、75重量%~99重量%のアルミニウムを含む、請求項1に記載の金属粉末。
- 前記Al系金属粒子の第1部分の各Al系金属粒子が、酸素富化層及び窒素富化層を含む表面層を含む、請求項1に記載の金属粉末。
- 前記金属粉末が、プラズマアトマイズ金属粉末である、請求項1に記載の金属粉末。
- 前記酸素が、前記Al系金属粒子の第1部分の各Al系金属粒子中に酸化物として存在する、請求項1に記載の金属粉末。
- 前記酸化物が、酸化ケイ素、酸化アルミニウム、酸化マグネシウム、又はそれらの混合物を含む、請求項13に記載の金属粉末。
- 前記Al系金属粉末が、15~53μmの粒子径分布、及び180秒以下のホール流動性(Hall flowability)を有する、請求項1に記載の金属粉末。
- 前記Al系金属粉末が、15~63μmの粒子径分布、及び100秒以下のホール流動性を有する、請求項1に記載の金属粉末。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US201962906960P | 2019-09-27 | 2019-09-27 | |
US62/906,960 | 2019-09-27 | ||
PCT/IB2020/059016 WO2021059242A1 (en) | 2019-09-27 | 2020-09-25 | Aluminum based metal powders and methods of their production |
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JP2023503778A JP2023503778A (ja) | 2023-02-01 |
JP7309055B2 true JP7309055B2 (ja) | 2023-07-14 |
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Country | Link |
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US (1) | US20210178468A1 (ja) |
EP (1) | EP4034322A4 (ja) |
JP (1) | JP7309055B2 (ja) |
KR (1) | KR20220061187A (ja) |
CN (1) | CN114450104A (ja) |
AU (2) | AU2020356593A1 (ja) |
CA (1) | CA3094676C (ja) |
WO (1) | WO2021059242A1 (ja) |
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US20230015620A1 (en) * | 2021-07-14 | 2023-01-19 | Divergent Technologies, Inc. | Repurposing waste aluminum powder by net shape sintering |
CN114150189B (zh) * | 2021-11-26 | 2023-11-07 | 北京工业大学 | 一种应用于激光选区熔化成型的高性能Al-Si-Mg合金 |
FR3135523A1 (fr) * | 2022-05-12 | 2023-11-17 | Commissariat à l'Energie Atomique et aux Energies Alternatives | Caractérisation d’un lit de poudre métallique par colorimétrie |
Citations (4)
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JP2017518165A (ja) | 2014-03-11 | 2017-07-06 | テクナ・プラズマ・システムズ・インコーポレーテッド | 細長い部材の形をした供給材料を噴霧化することによって粉末粒子を生成するための方法及び装置 |
JP2018528328A (ja) | 2015-07-17 | 2018-09-27 | エーピーアンドシー アドバンスド パウダーズ アンド コーティングス インコーポレイテッド | プラズマアトマイズ金属粉末製造方法およびそのシステム |
JP2019500503A (ja) | 2015-10-29 | 2019-01-10 | エーピーアンドシー アドヴァンスド パウダーズ アンド コーティングス インコーポレイテッド | 金属粉末の噴霧化製造方法 |
JP2019516020A (ja) | 2016-04-11 | 2019-06-13 | エーピー アンド シー アドバンスド パウダーズ アンド コーティングス インコーポレイテッド | 反応性金属粉末空中熱処理プロセス |
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US5368657A (en) * | 1993-04-13 | 1994-11-29 | Iowa State University Research Foundation, Inc. | Gas atomization synthesis of refractory or intermetallic compounds and supersaturated solid solutions |
ATE258092T1 (de) * | 2000-02-10 | 2004-02-15 | Tetronics Ltd | Plasmareaktor zur herstellung von feinem pulver |
US6444009B1 (en) * | 2001-04-12 | 2002-09-03 | Nanotek Instruments, Inc. | Method for producing environmentally stable reactive alloy powders |
US6863862B2 (en) * | 2002-09-04 | 2005-03-08 | Philip Morris Usa Inc. | Methods for modifying oxygen content of atomized intermetallic aluminide powders and for forming articles from the modified powders |
US8778098B2 (en) * | 2008-12-09 | 2014-07-15 | United Technologies Corporation | Method for producing high strength aluminum alloy powder containing L12 intermetallic dispersoids |
US8778099B2 (en) * | 2008-12-09 | 2014-07-15 | United Technologies Corporation | Conversion process for heat treatable L12 aluminum alloys |
DE102011111365A1 (de) * | 2011-08-29 | 2013-02-28 | Eads Deutschland Gmbh | Oberflächenpassivierung von aluminiumhaltigem Pulver |
US9650309B2 (en) * | 2012-04-12 | 2017-05-16 | Iowa State University Research Foundation, Inc. | Stability of gas atomized reactive powders through multiple step in-situ passivation |
US9833837B2 (en) * | 2013-06-20 | 2017-12-05 | Iowa State University Research Foundation, Inc. | Passivation and alloying element retention in gas atomized powders |
CN103752822B (zh) * | 2014-02-20 | 2016-11-02 | 西华大学 | 一种复合粉体及其制备方法 |
US20180104745A1 (en) * | 2016-10-17 | 2018-04-19 | Ecole Polytechnique | Treatment of melt for atomization technology |
CN106825593A (zh) * | 2016-12-23 | 2017-06-13 | 南通金源智能技术有限公司 | 可提高3d打印材料流动性的铝合金粉制备方法 |
CN107626929B (zh) * | 2017-08-04 | 2021-04-30 | 领凡新能源科技(北京)有限公司 | 一种制备合金粉末的方法 |
CN109482893A (zh) * | 2018-12-30 | 2019-03-19 | 北京康普锡威科技有限公司 | 一种增材制造用球形金属粉末的制备方法 |
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- 2020-09-25 KR KR1020227011702A patent/KR20220061187A/ko active Search and Examination
- 2020-09-25 JP JP2022519099A patent/JP7309055B2/ja active Active
- 2020-09-25 CN CN202080067567.4A patent/CN114450104A/zh active Pending
- 2020-09-25 EP EP20869171.7A patent/EP4034322A4/en active Pending
- 2020-09-25 US US17/032,689 patent/US20210178468A1/en active Pending
- 2020-09-25 WO PCT/IB2020/059016 patent/WO2021059242A1/en active Application Filing
- 2020-09-25 AU AU2020356593A patent/AU2020356593A1/en not_active Abandoned
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2017518165A (ja) | 2014-03-11 | 2017-07-06 | テクナ・プラズマ・システムズ・インコーポレーテッド | 細長い部材の形をした供給材料を噴霧化することによって粉末粒子を生成するための方法及び装置 |
JP2018528328A (ja) | 2015-07-17 | 2018-09-27 | エーピーアンドシー アドバンスド パウダーズ アンド コーティングス インコーポレイテッド | プラズマアトマイズ金属粉末製造方法およびそのシステム |
JP2019500503A (ja) | 2015-10-29 | 2019-01-10 | エーピーアンドシー アドヴァンスド パウダーズ アンド コーティングス インコーポレイテッド | 金属粉末の噴霧化製造方法 |
JP2019516020A (ja) | 2016-04-11 | 2019-06-13 | エーピー アンド シー アドバンスド パウダーズ アンド コーティングス インコーポレイテッド | 反応性金属粉末空中熱処理プロセス |
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AU2024201188A1 (en) | 2024-03-14 |
WO2021059242A1 (en) | 2021-04-01 |
CA3094676A1 (en) | 2021-03-27 |
KR20220061187A (ko) | 2022-05-12 |
EP4034322A4 (en) | 2023-10-18 |
CA3094676C (en) | 2022-07-19 |
JP2023503778A (ja) | 2023-02-01 |
EP4034322A1 (en) | 2022-08-03 |
CN114450104A (zh) | 2022-05-06 |
US20210178468A1 (en) | 2021-06-17 |
AU2020356593A1 (en) | 2022-04-07 |
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