JP6770572B2 - 反応性元素をドープしたアルミナイドコーティングの形成のためのスラリー配合物及びその形成方法 - Google Patents
反応性元素をドープしたアルミナイドコーティングの形成のためのスラリー配合物及びその形成方法 Download PDFInfo
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Description
REが豊富な層の総重量の、約20〜50パーセントの範囲の濃度で、Hf、Zr、Y、La及びCeからなる群から選択される少なくとも1つのREを含み、REが豊富な層が、基材の表面に化学的に結合し、REが豊富な層が、約0.2〜約10マイクロメートルの厚さを有する、REが豊富な層。
Claims (8)
- 反応性元素(RE)が豊富な層を、部品上に生成する方法であって、
REドナ−及びハライド活性化剤を含む、REドナースラリーを用意する工程と、
前記REドナースラリーを、前記部品上に塗布する工程と、
前記REドナースラリーを、加熱して、ハライド蒸気を発生させる工程と、
前記ハライド蒸気と前記ドナースラリー中に含まれる前記RE成分を反応させ、REハライドガスを生成する工程と、
キャリヤーガスの非存在下で、前記REハライドガスを、前記部品表面上に移送する工程と、
前記REを、前記部品上に堆積させる工程と、続いて、
前記REを、前記部品内部に拡散させる工程と、次いで、
前記REが豊富な層を、前記部品上に化学的に結合する工程と、
前記REが豊富な層から、前記スラリー残留物を除去する工程と、
先行する前記REハライドガスの堆積を妨害しないように、アルミニウム系材料を前記部品上に堆積させる工程と、
アルミニウム系材料を、前記REが豊富な層内部に拡散させる工程と、
前記REが豊富な層をアルミナイジングする工程と、それにより、
REをドープしたアルミナイドコーティングを形成する工程と、
を含む方法。 - セラミックス遮熱コーティングを、前記REをドープしたアルミナイドコーティング上に塗布する工程を更に含む、請求項1に記載の方法。
- 前記RE成分が、Hfを含む、請求項1に記載の方法。
- 前記REが豊富な層が、0.2マイクロメートル〜10マイクロメートルの厚さを有する、請求項1に記載の方法。
- 前記REが豊富な層が、0.5〜5マイクロメートルの範囲の厚さを有する、請求項1に記載の方法。
- 前記アルミナイジングが、気相アルミナイジングプロセスである、請求項1に記載の方法。
- 前記REが豊富な層を、部品上に形成することを含み、前記部品が、タービン羽根の領域であり、前記領域が、アンダープラットフォーム、冷却空洞、及び/又は前記タービン羽根の先端孔である、請求項1に記載の方法。
- 電気メッキプロセスを実施して、白金、パラジウム、イリジウム、及びロジウム、並びにこれらの任意の組み合わせから選択される白金族金属を堆積させる工程を更に含み、前記白金族金属の前記堆積が、前記REドナースラリーを前記部品上に塗布する前、又は前記REが豊富な層を堆積させた後のいずれかに実施される、請求項1に記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
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US201562210820P | 2015-08-27 | 2015-08-27 | |
US62/210,820 | 2015-08-27 | ||
US15/243,044 US10533255B2 (en) | 2015-08-27 | 2016-08-22 | Slurry formulations for formation of reactive element-doped aluminide coatings and methods of forming the same |
US15/243,044 | 2016-08-22 | ||
PCT/US2016/048153 WO2017035128A1 (en) | 2015-08-27 | 2016-08-23 | Slurry formulations for formation of reactive element-doped aluminide coatings and methods of forming the same |
Publications (2)
Publication Number | Publication Date |
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JP2018532040A JP2018532040A (ja) | 2018-11-01 |
JP6770572B2 true JP6770572B2 (ja) | 2020-10-14 |
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JP2018510866A Active JP6770572B2 (ja) | 2015-08-27 | 2016-08-23 | 反応性元素をドープしたアルミナイドコーティングの形成のためのスラリー配合物及びその形成方法 |
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US (1) | US10533255B2 (ja) |
EP (1) | EP3341503A1 (ja) |
JP (1) | JP6770572B2 (ja) |
KR (1) | KR102146700B1 (ja) |
CN (1) | CN108138301B (ja) |
CA (1) | CA2996519A1 (ja) |
MX (1) | MX2018002363A (ja) |
WO (1) | WO2017035128A1 (ja) |
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FR3072717B1 (fr) * | 2017-10-20 | 2019-10-11 | Safran | Piece de turbine en superalliage comprenant du rhenium et procede de fabrication associe |
FR3085172B1 (fr) | 2018-08-22 | 2021-03-05 | Safran Aircraft Engines | Revetement abradable pour aubes tournantes d'une turbomachine |
CN112430802B (zh) * | 2020-10-09 | 2022-02-08 | 北京航空航天大学 | 复杂内腔叶片氟离子清洗及铝化物涂层制备的方法及装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
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JPS5524928A (en) * | 1978-08-07 | 1980-02-22 | Howmet Turbine Components | Forming of covering on metal base |
US5514482A (en) | 1984-04-25 | 1996-05-07 | Alliedsignal Inc. | Thermal barrier coating system for superalloy components |
US5000782A (en) | 1986-11-03 | 1991-03-19 | United Technologies Corporation | Powder mixture for making yttrium enriched aluminide coatings |
US4835011A (en) | 1986-11-03 | 1989-05-30 | United Technologies Corporation | Yttrium enriched aluminide coatings |
US5366765A (en) | 1993-05-17 | 1994-11-22 | United Technologies Corporation | Aqueous slurry coating system for aluminide coatings |
US6228510B1 (en) * | 1998-12-22 | 2001-05-08 | General Electric Company | Coating and method for minimizing consumption of base material during high temperature service |
FR2813318B1 (fr) | 2000-08-28 | 2003-04-25 | Snecma Moteurs | Formation d'un revetement aluminiure incorporant un element reactif, sur un substrat metallique |
US6533875B1 (en) | 2000-10-20 | 2003-03-18 | General Electric Co. | Protecting a surface of a nickel-based article with a corrosion-resistant aluminum-alloy layer |
JP3883461B2 (ja) * | 2002-03-26 | 2007-02-21 | 独立行政法人物質・材料研究機構 | イリジウム−ハフニウム被覆ニッケル基超合金 |
US7524382B2 (en) * | 2005-02-26 | 2009-04-28 | General Electric Company | Method for substrate stabilization of diffusion aluminide coated nickel-based superalloys |
US8916005B2 (en) * | 2007-11-15 | 2014-12-23 | General Electric Company | Slurry diffusion aluminide coating composition and process |
EP2239346A1 (en) | 2009-04-09 | 2010-10-13 | Siemens Aktiengesellschaft | Slurry composition for aluminising a superalloy component |
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2016
- 2016-08-22 US US15/243,044 patent/US10533255B2/en active Active
- 2016-08-23 MX MX2018002363A patent/MX2018002363A/es unknown
- 2016-08-23 CN CN201680059487.8A patent/CN108138301B/zh active Active
- 2016-08-23 JP JP2018510866A patent/JP6770572B2/ja active Active
- 2016-08-23 CA CA2996519A patent/CA2996519A1/en not_active Abandoned
- 2016-08-23 EP EP16757524.0A patent/EP3341503A1/en active Pending
- 2016-08-23 WO PCT/US2016/048153 patent/WO2017035128A1/en active Application Filing
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WO2017035128A1 (en) | 2017-03-02 |
EP3341503A1 (en) | 2018-07-04 |
KR102146700B1 (ko) | 2020-08-21 |
CN108138301A (zh) | 2018-06-08 |
CA2996519A1 (en) | 2017-03-02 |
KR20180048762A (ko) | 2018-05-10 |
CN108138301B (zh) | 2021-03-12 |
JP2018532040A (ja) | 2018-11-01 |
US10533255B2 (en) | 2020-01-14 |
MX2018002363A (es) | 2018-05-02 |
US20170058405A1 (en) | 2017-03-02 |
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