JP2015500198A - リン酸塩処理によるセラミック繊維の処理方法 - Google Patents
リン酸塩処理によるセラミック繊維の処理方法 Download PDFInfo
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- JP2015500198A JP2015500198A JP2014546600A JP2014546600A JP2015500198A JP 2015500198 A JP2015500198 A JP 2015500198A JP 2014546600 A JP2014546600 A JP 2014546600A JP 2014546600 A JP2014546600 A JP 2014546600A JP 2015500198 A JP2015500198 A JP 2015500198A
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- VYDNCCLNAHRIST-UHFFFAOYSA-N 13827-38-8 Chemical compound O1P(=O)(O2)O[Si]31OP2(=O)O3 VYDNCCLNAHRIST-UHFFFAOYSA-N 0.000 claims abstract description 27
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Abstract
Description
Claims (15)
- 炭化ケイ素繊維の処理方法であって、酸化から保護するためのコーティングを各繊維の周囲に形成するように反応性ガス中で行われるリン酸塩熱処理を含み、前記コーティングは、ピロリン酸ケイ素結晶の表層と、リンケイ酸ガラスの層及びミクロポーラス炭素の層を含む少なくとも1つの下層の二層系とを含む、方法。
- 反応性ガス中での前記リン酸塩熱処理の前に、ミクロメソポーラス又はミクロポーラス炭素の層が前記各繊維の表面に形成され、前記ミクロメソポーラス又はミクロポーラス炭素の層は、前記ピロリン酸ケイ素結晶の表層と、リンケイ酸ガラスの層及びミクロポーラス炭素の層を含む前記少なくとも1つの二層系との間に配置されることを特徴とする、請求項1に記載の方法。
- ミクロメソポーラス炭素の層は、前記各繊維の表面をガス状態のリン含有薬剤でエッチングし、次いでリン酸蒸気を用いた前記エッチングの間に形成された前記リンケイ酸ガラスと前記ピロリン酸ケイ素とを除去するための処理を行うことによって形成されることを特徴とする、請求項2に記載の方法。
- 前記リンケイ酸ガラスと前記ピロリン酸ケイ素とを除去するための前記処理は、前記繊維の前記表面を塩基性化合物でエッチングすることによって行われることを特徴とする、請求項3に記載の方法。
- ミクロポーラス炭素の層は、少なくとも1つのハロゲンタイプの反応性ガスを用いた、反応性ガス中での熱処理によって形成されること特徴とする、請求項2に記載の方法。
- 前記反応性ガスが、少なくとも、塩素ガス、フッ素ガス及び塩化水素から選ばれることを特徴とする、請求項5に記載の方法。
- 酸化に対する前記保護コーティングの厚さが、50nm〜1μmの範囲にあることを特徴とする、請求項1〜6のいずれか一項に記載の方法。
- 反応性ガス中での前記リン酸塩熱処理が、炭化ケイ素繊維の熱安定温度よりも低い温度で行われることを特徴とする、請求項1〜5のいずれか一項に記載の方法。
- 少なくとも炭化ケイ素繊維から繊維構造体を形成することを含む繊維プリフォームの製造方法であって、前記繊維が請求項1〜8のいずれか一項に記載の処理方法に従って処理されることを特徴とする、方法。
- 前記繊維構造体を形成する前に前記繊維が処理されることを特徴とする、請求項9に記載の方法。
- 前記繊維構造体を形成した後に前記繊維が処理されることを特徴とする、請求項9に記載の方法。
- 請求項9〜12のいずれか一項に記載の方法で繊維プリフォームを作製することと、前記プリフォームの密度を高めることとを含む、複合材料部品の製造方法。
- 炭化ケイ素繊維を含む繊維構造体であって、各繊維は、酸化に対する保護コーティングをその表面の少なくとも一部に含み、前記保護コーティングは、ピロリン酸ケイ素結晶の表層と、リンケイ酸ガラスの層及びミクロポーラス炭素の層を含む少なくとも1つの下層の二層系とを含む、繊維構造体。
- 各炭化ケイ素繊維が、少なくとも表面の一部に、ミクロメソポーラス層又はミクロポーラス炭素の層をさらに含み、前記ミクロメソポーラス層又はミクロポーラス炭素の層は、前記ピロリン酸ケイ素結晶の表層と、リンケイ酸ガラスの層及びミクロポーラス炭素の層を含む前記少なくとも1つの二層系との間に配置されることを特徴とする、請求項13に記載の繊維構造体。
- 請求項13又は14に記載の繊維構造体によって構成された繊維強化材を含み、かつマトリクスによって密度が高められた複合材料で作製された部品。
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FR1161626A FR2984306B1 (fr) | 2011-12-14 | 2011-12-14 | Procede de traitement de fibres ceramiques par phosphatation |
FR1161626 | 2011-12-14 | ||
PCT/FR2012/052728 WO2013088017A1 (fr) | 2011-12-14 | 2012-11-27 | Procede de traitement de fibres ceramiques par phosphatation |
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US6632762B1 (en) * | 2001-06-29 | 2003-10-14 | The United States Of America As Represented By The Secretary Of The Navy | Oxidation resistant coating for carbon |
JP2012512339A (ja) * | 2008-12-16 | 2012-05-31 | スネクマ・プロピュルシオン・ソリド | セラミック繊維の処理方法 |
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US4292345A (en) * | 1980-02-04 | 1981-09-29 | Kolesnik Mikhail I | Method of protecting carbon-containing component parts of metallurgical units from oxidation |
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US6418973B1 (en) * | 1996-10-24 | 2002-07-16 | Boeing North American, Inc. | Integrally woven ceramic composites |
US6461415B1 (en) | 2000-08-23 | 2002-10-08 | Applied Thin Films, Inc. | High temperature amorphous composition based on aluminum phosphate |
US20060134415A1 (en) | 2003-04-28 | 2006-06-22 | Yury Gogotsi | Boron nitride-aluminum (ban) interfaces and coatings and methods for their production and use |
GB2467928A (en) * | 2009-02-19 | 2010-08-25 | Amit Kumar Roy | Inorganic Fibre Coating by Atomic Layer Deposition |
US9117817B2 (en) * | 2012-09-14 | 2015-08-25 | Auburn University | Semiconductor devices including polar insulation layer capped by non-polar insulation layer |
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US6632762B1 (en) * | 2001-06-29 | 2003-10-14 | The United States Of America As Represented By The Secretary Of The Navy | Oxidation resistant coating for carbon |
JP2012512339A (ja) * | 2008-12-16 | 2012-05-31 | スネクマ・プロピュルシオン・ソリド | セラミック繊維の処理方法 |
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EP2791081B1 (fr) | 2016-07-20 |
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US20140315458A1 (en) | 2014-10-23 |
EP2791081A1 (fr) | 2014-10-22 |
CN103987679B (zh) | 2016-10-26 |
WO2013088017A1 (fr) | 2013-06-20 |
FR2984306A1 (fr) | 2013-06-21 |
JP6096801B2 (ja) | 2017-03-15 |
US9802870B2 (en) | 2017-10-31 |
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