JP2016196395A - セラミックマトリックス複合材物品及びそれを形成する方法 - Google Patents
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Abstract
Description
本開示の上記その他の特徴、態様及び利点は、添付の図面に関連して取り上げられる本開示の様々な態様の以下の詳述から明らかになるであろう。
Claims (30)
- 第1の遊離ケイ素含量を有するセラミックマトリックス材料中にセラミック繊維強化材料を含む溶融含浸セラミックマトリックス複合材基材と、
基材の少なくとも一部の外側表面に配置された、第2の遊離ケイ素含量を有するセラミックマトリックス材料中にセラミック繊維強化材料を含む溶融含浸セラミックマトリックス複合材外側層、又は基材の少なくとも一部の外側表面に配置された、第2の遊離ケイ素含量を有するセラミックマトリックス材料中にセラミック繊維強化材料を含むポリマー含浸及び熱分解セラミックマトリックス複合材外側層と
を含むセラミックマトリックス複合材物品であって、第2の遊離ケイ素含量が第1の遊離ケイ素含量より少ないセラミックマトリックス複合材物品。 - 基材が一般に炭化ケイ素及び遊離ケイ素を含み、外側層が一般に純粋な炭化ケイ素を含む、請求項1に記載のセラミックマトリックス複合材物品。
- 基材が一般に炭化ケイ素及び遊離ケイ素を含み、外側層が一般に炭化ケイ素及び遊離炭素を含む、請求項1に記載のセラミックマトリックス複合材物品。
- 基材が5%〜約30%の遊離ケイ素を含み、外側層が5%未満の遊離ケイ素を含む、請求項1に記載のセラミックマトリックス複合材物品。
- 基材が約5%〜約15%の遊離ケイ素を含み、外側層が約0%の遊離ケイ素を含む、請求項1に記載のセラミックマトリックス複合材物品。
- 基材が第1のポロシティを含み、外側層が第2のポロシティを含み、第2のポロシティが第1のポロシティより高い、請求項1に記載のセラミックマトリックス複合材物品。
- 基材が一般にポロシティを含まず、外側層が約5%〜約30%のポロシティを含む、請求項6に記載のセラミックマトリックス複合材物品。
- 基材が一般に5%未満のポロシティを含み、外側層が一般にポロシティを含まない外側表面、及び約5%〜約10%のポロシティを有する内側表面を含む、請求項6に記載のセラミックマトリックス複合材物品。
- 基材が5%〜約30%の遊離ケイ素を含み、一般にポロシティを含まず、外側層が5%未満の遊離ケイ素及び約5%〜約30%のポロシティを含む、請求項1に記載のセラミックマトリックス複合材物品。
- 基材が5%〜約15%の遊離ケイ素を含み、一般にポロシティを含まず、外側層が約0%の遊離ケイ素及び一般に約5%〜約10%未満のポロシティを含む、請求項1に記載のセラミックマトリックス複合材物品。
- 外側層がポリマー含浸熱分解セラミックマトリックス複合材外側層を含む、請求項1に記載のセラミックマトリックス複合材物品。
- 外側層が基材の形成後に形成された溶融含浸外側層を含む、請求項1に記載のセラミックマトリックス複合材物品。
- 基材及び外側層が同時に溶融含浸され、外側層の遊離ケイ素が抽出される、請求項1に記載のセラミックマトリックス複合材物品。
- 基材及び外側層が同時に溶融含浸され、基材が第1のプリプレグレイアップから形成され、外側層は、第1のプリプレグレイアップと異なる第2のプリプレグレイアップから形成される、請求項1に記載のセラミックマトリックス複合材物品。
- 物品が、タービンシュラウド、タービンブレード及びタービンノズルの少なくとも1つを含む、請求項1に記載のセラミックマトリックス複合材物品。
- セラミックマトリックス複合材物品を形成する方法であって、
第1の遊離ケイ素含量を有するセラミックマトリックス材料中にセラミック繊維強化材料を含むセラミックマトリックス複合材基材(220、320、420、520)を溶融含浸によって形成する工程、
基材の少なくとも一部に配置された、第2の遊離ケイ素含量を有するセラミックマトリックス材料中にセラミック繊維強化材料を含むセラミックマトリックス複合材外側層(250、350、450)を溶融含浸又はポリマー含浸及び熱分解によって形成する工程を含み、第2の遊離ケイ素含量は第1の遊離ケイ素含量より小さい方法。 - 基材が一般に炭化ケイ素及び遊離ケイ素を含み、外側層が一般に純粋な炭化ケイ素を含む、請求項16に記載の方法。
- 基材が一般に炭化ケイ素及び遊離ケイ素を含み、外側層が一般に炭化ケイ素及び遊離炭素を含む、請求項16に記載の方法。
- 基材が5%〜約30%の遊離ケイ素を含み、外側層が5%未満の遊離ケイ素を含む、請求項16に記載の方法。
- 基材が約5%〜約15%の遊離ケイ素を含み、外側層が約0%の遊離ケイ素を含む、請求項16に記載の方法。
- 基材が第1のポロシティを含み、外側層が第2のポロシティを含み、第2のポロシティは第1のポロシティより高い、請求項16に記載の方法。
- 基材が一般に5%未満のポロシティを含み、外側層が約5%〜約30%のポロシティを含む、請求項21に記載の方法。
- 基材が一般にポロシティを含まず、外側層が約5%〜約10%のポロシティを含む、請求項21に記載の方法。
- 基材が5%〜約30%の遊離ケイ素を含み、一般にポロシティを含まず、外側層が5%未満の遊離ケイ素及び約5%〜約30%のポロシティを含む、請求項16に記載の方法。
- 基材が5%〜約15%の遊離ケイ素を含み、一般にポロシティを含まず、外側層が約0%の遊離ケイ素及び一般に約5%乃至約10%未満のポロシティを含む、請求項16に記載の方法。
- 外側層を形成する工程がポリマー含浸熱分解によって外側層を形成する工程を含む、請求項16に記載の方法。
- 外側層を形成する工程が、溶融含浸によって基材を形成した後、溶融含浸によって外側層を形成する工程を含む、請求項16に記載の方法。
- 外側層を形成する工程が、溶融含浸によって基材及び外側層を同時に形成する工程を含み、外側層から遊離ケイ素を抽出する工程をさらに含む、請求項16に記載の方法。
- 基材を形成する工程が第1のプリプレグをレイアップする工程を含み、外側層を形成する工程が第2のプリプレグをレイアップする工程を含み、基材を形成し外側層を形成する工程が、第1のプリプレグ及び第2のプリプレグの溶融含浸を同時に含む、請求項16に記載の方法。
- 基材のセラミック繊維強化材料が外側層のセラミック繊維強化材料と同じである、請求項16に記載の方法。
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JPH10152378A (ja) * | 1996-03-29 | 1998-06-09 | Toshiba Corp | セラミックス基複合材料およびその製造方法 |
JP2001505863A (ja) * | 1996-10-14 | 2001-05-08 | ソシエテ・ナシオナル・デテユード・エ・ドウ・コンストリユクシオン・ドウ・モトール・ダヴイアシオン、“エス.エヌ.ウ.セ.エム.アー.” | 複合炭素/炭素―炭化ケイ素材料の摩擦部材およびその製造方法 |
JP2003528794A (ja) * | 2000-03-24 | 2003-09-30 | ダイムラークライスラー アーゲー | 繊維強化構造部材 |
JP2010260785A (ja) * | 2009-04-30 | 2010-11-18 | General Electric Co <Ge> | セラミックマトリックス複合材の製造方法 |
JP2015508382A (ja) * | 2011-12-29 | 2015-03-19 | ゼネラル・エレクトリック・カンパニイ | セラミックマトリックス複合材を製造する方法およびそれによって形成されたセラミックマトリックス複合材 |
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DE69706587T2 (de) * | 1996-03-29 | 2002-07-11 | Toshiba Kawasaki Kk | Keramikmatrix-Verbundwerkstoff und Verfahren zur Herstellung desselben |
US7687016B1 (en) * | 2004-02-13 | 2010-03-30 | The United States Of America As Represented By The Administrator Of National Aeronautics And Space Administration | Methods for producing silicon carbide architectural preforms |
US7708851B2 (en) * | 2005-10-25 | 2010-05-04 | General Electric Company | Process of producing a ceramic matrix composite article and article formed thereby |
US20120076927A1 (en) * | 2010-02-01 | 2012-03-29 | United States Government As Represented By The Secretary Of The Army | Method of improving the thermo-mechanical properties of fiber-reinforced silicon carbide matrix composites |
CN104507676B (zh) * | 2012-05-16 | 2020-06-30 | 派特欧赛拉米克斯股份公司 | 成形复合材料 |
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JPH10152378A (ja) * | 1996-03-29 | 1998-06-09 | Toshiba Corp | セラミックス基複合材料およびその製造方法 |
JP2001505863A (ja) * | 1996-10-14 | 2001-05-08 | ソシエテ・ナシオナル・デテユード・エ・ドウ・コンストリユクシオン・ドウ・モトール・ダヴイアシオン、“エス.エヌ.ウ.セ.エム.アー.” | 複合炭素/炭素―炭化ケイ素材料の摩擦部材およびその製造方法 |
JP2003528794A (ja) * | 2000-03-24 | 2003-09-30 | ダイムラークライスラー アーゲー | 繊維強化構造部材 |
JP2010260785A (ja) * | 2009-04-30 | 2010-11-18 | General Electric Co <Ge> | セラミックマトリックス複合材の製造方法 |
JP2015508382A (ja) * | 2011-12-29 | 2015-03-19 | ゼネラル・エレクトリック・カンパニイ | セラミックマトリックス複合材を製造する方法およびそれによって形成されたセラミックマトリックス複合材 |
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CN105924200A (zh) | 2016-09-07 |
CN105924200B (zh) | 2019-07-30 |
CA2920513A1 (en) | 2016-08-26 |
CA2920513C (en) | 2018-04-10 |
EP3061737A1 (en) | 2016-08-31 |
EP3061737B1 (en) | 2019-07-17 |
BR102016003814A2 (pt) | 2016-09-20 |
JP6914002B2 (ja) | 2021-08-04 |
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