JP2013540887A - Cmas耐性遮熱コーティング層を含む遮熱コーティング - Google Patents
Cmas耐性遮熱コーティング層を含む遮熱コーティング Download PDFInfo
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Abstract
Description
Claims (22)
- 超合金基材と、前記超合金基材の上に重なるカルシア−マグネシア−アルミナ−シリケート(CMAS)耐性遮熱コーティング(TBC)層とを備える物品であって、前記CMAS耐性TBC層が、約50wt%〜約90wt%のTBC組成物であって、イットリア安定化ジルコニア、イットリア安定化ハフニア、少なくとも3つの希土類酸化物で安定化されたジルコニア、及び少なくとも3つの希土類酸化物で安定化されたハフニアの中の少なくとも1つを含む前記TBC組成物と、約10wt%〜約50wt%のCMAS耐性組成物であって、アルミナと、シリカと、Sc、Y、La、Ce、Pr、Nd、Pm、Sm、Eu、Gd、Yb、Dy、Ho、Er、Tm、Tb又はLuの中の少なくとも1つの酸化物とを含む前記CMAS耐性組成物とを含む、前記物品。
- 前記TBC組成物が、少なくとも3つの希土類酸化物で安定化されたジルコニアを含み、前記少なくとも3つの希土類酸化物が、イッテルビアと、サマリアと、ルテチア、スカンジア、セリア、ガドリニア、ネオジミア又はユーロピアの中の少なくとも1つとを含む、請求項1に記載の物品。
- 前記TBC組成物が、約2モル%〜約40モル%のイッテルビアと、約0.5モル%〜約20モル%のサマリアと、約0.5モル%〜約20モル%の、ルテチア、スカンジア、セリア、ガドリニア、ネオジミア又はユーロピアの中の少なくとも1つとを含む、請求項2に記載の物品。
- 前記TBC組成物が、約20モル%〜約40モル%のイッテルビアと、約10モル%〜約20モル%のサマリアと、約10モル%〜約20モル%の、ルテチア、スカンジア、セリア、ガドリニア、ネオジミア又はユーロピアの中の少なくとも1つとを含む、請求項3に記載の物品。
- 前記TBC組成物が、約4モル%〜約10モル%のイッテルビアと、約1モル%〜約5モル%のサマリアと、約1モル%〜約5モル%の、ルテチア、スカンジア、セリア、ガドリニア、ネオジミア又はユーロピアの中の少なくとも1つとを含む、請求項3に記載の物品。
- 前記TBC組成物が、約2モル%〜約5モル%のイッテルビアと、約0.5モル%〜約3モル%のサマリアと、約0.5モル%〜約3モル%の、ルテチア、スカンジア、セリア又はネオジミアの中の少なくとも1つとを含む、請求項3に記載の物品。
- 前記TBC組成物が、少なくとも3つの希土類酸化物で安定化されたハフニアを含み、前記少なくとも3つの希土類酸化物が、イッテルビアと、サマリアと、ルテチア、スカンジア、セリア、ガドリニア、ネオジミア又はユーロピアの中の少なくとも1つとを含む、請求項1に記載の物品。
- 前記TBC組成物が、約2モル%〜約40モル%のイッテルビアと、約0.5モル%〜約20モル%のサマリアと、約0.5モル%〜約20モル%の、ルテチア、スカンジア、セリア、ガドリニア、ネオジミア又はユーロピアの中の少なくとも1つとを含む、請求項7に記載の物品。
- 前記TBC組成物が、約20モル%〜約40モル%のイッテルビアと、約10モル%〜約20モル%のサマリアと、約10モル%〜約20モル%の、ルテチア、スカンジア、セリア、ガドリニア、ネオジミア又はユーロピアの中の少なくとも1つとを含む、請求項8に記載の物品。
- 前記TBC組成物が、約4モル%〜約10モル%のイッテルビアと、約1モル%〜約5モル%のサマリアと、約1モル%〜約5モル%の、ルテチア、スカンジア、セリア、ガドリニア、ネオジミア又はユーロピアの中の少なくとも1つとを含む、請求項8に記載の物品。
- 前記TBC組成物が、約2モル%〜約5モル%のイッテルビアと、約0.5モル%〜約3モル%のサマリアと、約0.5モル%〜約3モル%の、ルテチア、スカンジア、セリア又はネオジミアの中の少なくとも1つとを含む、請求項8に記載の物品。
- 前記CMAS耐性TBC層が、酸化タンタル、酸化チタン、ケイ酸ハフニウム、アルカリ酸化物、又はアルカリ土類酸化物の中の少なくとも1つをさらに含む、請求項1から11までのいずれ一項に記載の物品。
- 前記CMAS耐性TBC層が、約0.5ミル〜約20ミルの厚さを有する、請求項1から12までのいずれか一項に記載の物品。
- 前記TBC組成物が第1のTBC組成物を含み、超合金基材の上に重なる第2のTBC組成物を含有する層をさらに備え、前記CMAS耐性TBC層が前記TBC組成物を含有する層の上に重なる、請求項1から13までのいずれか一項に記載の物品。
- 前記第2のTBC組成物が、少なくとも3つの希土類酸化物で安定化されたハフニアを含み、前記少なくとも3つの希土類酸化物が、イッテルビアと、サマリアと、ルテチア、スカンジア、セリア、ガドリニア、ネオジミア又はユーロピアの中の少なくとも1つとを含む、請求項14に記載の物品。
- 前記超合金基材の上に重なる結合層をさらに含み、前記第1のTBC組成物を含有する層が、前記結合層の上に重なる、請求項14又は15に記載の物品。
- 前記第2のTBC組成物を含有する層が第1の層を含み、前記CMAS耐性TBC層の上に重なる第3のTBC組成物を含む第2の層をさらに含み、前記第3のTBC組成物が、イットリア安定化ジルコニア、イットリア安定化ハフニア、少なくとも3つの希土類酸化物で安定化されたジルコニア、又は少なくとも3つの希土類酸化物で安定化されたハフニアの中の少なくとも1つを含む、請求項14から16までのいずれか一項に記載の物品。
- 第1の層が約0.5ミル〜約20ミルの厚さを有し、CMAS耐性TBC層が約0.5ミル〜約20ミルの厚さを有し、且つ第2の層が約0.5ミル〜約20ミルの厚さを有する、請求項17に記載の物品。
- 超合金基材を覆うカルシア−マグネシア−アルミナ−シリケート(CMAS)耐性遮熱コーティング(TBC)層を形成することを含む方法であって、前記CMAS耐性TBC層が、約50wt%〜約90wt%のTBC組成物であって、イットリア安定化ジルコニア、イットリア安定化ハフニア、少なくとも3つの希土類酸化物で安定化されたジルコニア、又は少なくとも3つの希土類酸化物で安定化されたハフニアの中の少なくとも1つを含む前記TBC組成物と、約10wt%〜約50wt%のCMAS耐性組成物であって、アルミナと、シリカと、Sc、Y、La、Ce、Pr、Nd、Pm、Sm、Eu、Gd、Yb、Dy、Ho、Er、Tm、Tb又はLuの中の少なくとも1つの酸化物とを含む前記CMAS耐性組成物とを含む、前記方法。
- 前記超合金基材を覆うCMAS耐性TBC層を形成することが、化学蒸着、プラズマ噴霧、物理蒸着、又はスラリー法の中の少なくとも1つを使用して、前記超合金基材を覆うCMAS耐性TBC層を堆積させることを含む、請求項19に記載の方法。
- 前記遮熱コーティング(TBC)組成物が第1のTBC組成物を含み、更に、超合金基材を覆う第2のTBC組成物を含有する層を形成することを含み、前記第2のTBC組成物は、イットリア安定化ジルコニア、イットリア安定化ハフニア、少なくとも3つの希土類酸化物で安定化されたジルコニア、又は少なくとも3つの希土類酸化物で安定化されたハフニアの中の少なくとも1つを含むものであって、前記超合金基材を覆うカルシア−マグネシア−アルミナ−シリケート(CMAS)耐性TBC層を形成することが、前記第2のTBC組成物を含有する層を覆うCMAS耐性TBC層を形成することを含む、請求項19又は20に記載の方法。
- CMAS耐性TBC層を覆う第3のTBC組成物を含有する層を形成することをさらに含み、前記第3のTBC組成物が、イットリア安定化ジルコニア、イットリア安定化ハフニア、少なくとも3つの希土類酸化物で安定化されたジルコニア、又は少なくとも3つの希土類酸化物で安定化されたハフニアの中の少なくとも1つを含む、請求項21に記載の方法。
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US36706710P | 2010-07-23 | 2010-07-23 | |
US61/367,067 | 2010-07-23 | ||
PCT/US2011/044541 WO2012012431A1 (en) | 2010-07-23 | 2011-07-19 | Thermal barrier coatings including c mas-resistant thermal barrier coating layers |
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Cited By (5)
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JP2014177702A (ja) * | 2013-03-13 | 2014-09-25 | General Electric Co <Ge> | アルミノケイ酸カルシウムマグネシウム耐性コーティング及びアルミノケイ酸カルシウムマグネシウム耐性コーティングの形成方法 |
JP2015501375A (ja) * | 2011-10-13 | 2015-01-15 | ゼネラル・エレクトリック・カンパニイ | 遮熱コーティング系およびそのための方法 |
US9023486B2 (en) | 2011-10-13 | 2015-05-05 | General Electric Company | Thermal barrier coating systems and processes therefor |
JP2018161883A (ja) * | 2016-12-11 | 2018-10-18 | ゼネラル・エレクトリック・カンパニイ | 低い熱伝導率を有する遮熱コーティング |
JP2021519386A (ja) * | 2018-04-09 | 2021-08-10 | エリコン メテコ(ユーエス)インコーポレイテッド | Cmas耐性、高歪み許容性及び低熱伝導率の遮熱コーティング及び溶射コーティング方法 |
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CA2806172C (en) | 2010-07-23 | 2015-04-28 | Rolls-Royce Corporation | Thermal barrier coatings including cmas-resistant thermal barrier coating layers |
US20140261080A1 (en) | 2010-08-27 | 2014-09-18 | Rolls-Royce Corporation | Rare earth silicate environmental barrier coatings |
US20140186656A1 (en) * | 2012-12-31 | 2014-07-03 | United Technologies Corporation | Spallation-Resistant Thermal Barrier Coating |
US9683448B2 (en) | 2013-03-18 | 2017-06-20 | Honeywell International Inc. | Low conductivity thermal barrier coating |
US9711334B2 (en) | 2013-07-19 | 2017-07-18 | Applied Materials, Inc. | Ion assisted deposition for rare-earth oxide based thin film coatings on process rings |
US9583369B2 (en) | 2013-07-20 | 2017-02-28 | Applied Materials, Inc. | Ion assisted deposition for rare-earth oxide based coatings on lids and nozzles |
US9725799B2 (en) | 2013-12-06 | 2017-08-08 | Applied Materials, Inc. | Ion beam sputtering with ion assisted deposition for coatings on chamber components |
US11479846B2 (en) | 2014-01-07 | 2022-10-25 | Honeywell International Inc. | Thermal barrier coatings for turbine engine components |
US10775045B2 (en) * | 2014-02-07 | 2020-09-15 | Raytheon Technologies Corporation | Article having multi-layered coating |
DE102014205491A1 (de) * | 2014-03-25 | 2015-10-01 | Siemens Aktiengesellschaft | Keramisches Wärmedämmschichtsystem mit Schutzschicht gegen CMAS |
US10730798B2 (en) | 2014-05-07 | 2020-08-04 | Applied Materials, Inc. | Slurry plasma spray of plasma resistant ceramic coating |
US10329205B2 (en) | 2014-11-24 | 2019-06-25 | Rolls-Royce Corporation | Bond layer for silicon-containing substrates |
US10604454B1 (en) | 2016-06-16 | 2020-03-31 | United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration | Advanced high temperature environmental barrier coating for SiC/SiC ceramic matrix composites |
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JP2018161883A (ja) * | 2016-12-11 | 2018-10-18 | ゼネラル・エレクトリック・カンパニイ | 低い熱伝導率を有する遮熱コーティング |
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JP2021519386A (ja) * | 2018-04-09 | 2021-08-10 | エリコン メテコ(ユーエス)インコーポレイテッド | Cmas耐性、高歪み許容性及び低熱伝導率の遮熱コーティング及び溶射コーティング方法 |
US11982194B2 (en) | 2018-04-09 | 2024-05-14 | Oerlikon Metco (Us) Inc. | CMAS resistant, high strain tolerant and low thermal conductivity thermal barrier coatings and thermal spray coating method |
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US20130224457A1 (en) | 2013-08-29 |
EP2596068B1 (en) | 2015-09-02 |
CA2806172C (en) | 2015-04-28 |
CA2806172A1 (en) | 2012-01-26 |
WO2012012431A1 (en) | 2012-01-26 |
EP2596068A1 (en) | 2013-05-29 |
US9194242B2 (en) | 2015-11-24 |
JP5620577B2 (ja) | 2014-11-05 |
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