JP2002511834A - 優先的に酸素と反応する層を含むセラミック材 - Google Patents
優先的に酸素と反応する層を含むセラミック材Info
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/009—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone characterised by the material treated
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
- C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
- C04B35/56—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides
- C04B35/565—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide
- C04B35/573—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbides or oxycarbides based on silicon carbide obtained by reaction sintering or recrystallisation
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/45—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements
- C04B41/52—Multiple coating or impregnating multiple coating or impregnating with the same composition or with compositions only differing in the concentration of the constituents, is classified as single coating or impregnation
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B41/00—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone
- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
- C04B41/81—Coating or impregnation
- C04B41/89—Coating or impregnation for obtaining at least two superposed coatings having different compositions
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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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T428/00—Stock material or miscellaneous articles
- Y10T428/12—All metal or with adjacent metals
- Y10T428/12493—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.]
- Y10T428/12535—Composite; i.e., plural, adjacent, spatially distinct metal components [e.g., layers, joint, etc.] with additional, spatially distinct nonmetal component
- Y10T428/12611—Oxide-containing component
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Ceramic Engineering (AREA)
- Materials Engineering (AREA)
- Structural Engineering (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Laminated Bodies (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Chemical Vapour Deposition (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. 酸化剤との反応により少なくとも1つのガス状生成物に酸化されることの できる珪素含有基材と、及び 上記基材の上に塗覆される中間の層/被覆と を含み、その際上記中間の層/被覆は上記酸化剤との反応により酸化されて非ガ ス状の生成物を形成することができる 物品。 2. 珪素含有基材と外界/熱の遮蔽被覆とを含み、その際上記外界/熱の遮蔽 被覆は外界の酸化剤の拡散に対して透過性であり、そして上記基材は上記酸化剤 との反応により酸化されて少なくとも1つのガス状生成物を形成することができ 、そして 上記基材と上記外界/熱の遮蔽被覆との間に、上記酸化剤との反応により酸化 されて非ガス状生成物を形成することのできる中間の層/被覆を含む、 請求の範囲1の物品。 3. 上記基材が炭化珪素又は窒化珪素のモノリス材又は複合材である、請求の 範囲1の物品。 4. 上記外界/熱の遮蔽被覆が酸化イットリウムで安定化させたジルコニア、 酸化スカンジウムで安定化させたジルコニア、酸化カルシウムで安定化させたジ ルコニア、酸化マグネシウムで安定化させたジルコニア、アルミナ、珪酸アルミ ナ又はそれらの混合物を含む、請求の範囲2の物品。 5. 上記中間の層/被覆が、珪素又は珪素含有合金である、請求の範囲1の物 品。 6. 上記珪素含有合金が珪素アルミニウム(Si/Al)、珪素クロム(Si/Cr)、珪素 マグネシウム(Si/Mg)、珪素カルシウム(Si/Mg)、珪素モリブデン(Si/Mo)及び 珪素チタン(Si/Ti)よりなる群から選ばれる、請求の範囲5の物品。 7. 上記中間の層/被覆が、珪素と、及び熱的又は機械的な性質を高めるため の追加的な相とを含む、請求の範囲1の物品。 8. 上記追加的な相が炭化珪素又は窒化珪素を含む、請求の範囲7の物品。 9. 上記基材が、炭化珪素(SiC)、窒化珪素(Si3N4)、炭化珪素(SiC)の 繊維で補強された炭化珪素(SiC)母材複合材、炭素繊維で補強された炭化珪素 (SiC)母材複合材又は炭化珪素(SiC)繊維で補強された窒化珪素(Si3N4)複 合材を含む、請求の範囲1の物品。 10. 上記基材が、炭化珪素(SiC)繊維で補強されている、珪素溶融浸透法 により処理された珪素/炭化珪素(Si/SiC)母材複合材を含む、請求の範囲1の 物品。 11. 上記外界/熱の遮蔽被覆の熱膨張率よりも低い熱膨張率を有する珪素含 有基材を含み、そして上記中間の層/被覆が上記基材と上記外界/熱の遮蔽被覆 との間の熱応力を低下させることを含む、請求の範囲2の物品。 12. 上記中間の層/被覆が珪素を含む、請求の範囲11の物品。 13. 上記基材が、炭化珪素(SiC)を含み、そして上記中間の層/被覆が、 中間の層/被覆と基材との界面において中間の層/被覆と外界/熱の遮蔽被覆と の界面におけるよりも高い炭化珪素(SiC)濃度を有し、そして外界/熱の遮蔽 被覆と中間の層/被覆との間の界面において増大した珪素濃度を有する勾配化さ れた層/被覆を含む、請求の範囲2の物品。 14. 上記基材が、珪素溶融浸透法により形成された非酸化性の珪素系セラミ ック母材組成物であり、そして上記中間の層/被覆が珪素である、請求の範囲2 の物品。 15. 炭化珪素(SiC)繊維で補強された珪素溶融浸透法による珪素/炭化珪 素(Si/SiC)母材基材と、酸化イットリウムで安定化されたムライトと接合した ジルコニア外界/熱の遮蔽被覆と、及び珪素の中間の層/被覆とを含む、請求の 範囲2の物品。 16. エンジン部材に成形された請求の範囲1の物品。 17. 或る部材に成形された珪素含有基材と、及び外界/熱の遮蔽被覆とを含 み、その際上記外界遮蔽被覆は外界の酸化剤の拡散に対して透過性であり、そし て上記基材は上記酸化剤との反応によって少なくとも1つのガス状生成物に酸化 されることができ、そして上記基材と上記外界/熱の遮蔽被覆との間に上記基材 と上記酸化剤との反応よりも優先的に上記酸化剤との反応により酸化されて非ガ ス状の生成物を形成することのできる或る連続的な中間の層/被覆を含む物品。 18. 物品を形成する方法において、 酸化剤との反応により少なくとも1つのガス状生成物に酸化されることのでき る珪素含有基材を形成し、そして 上記基材の上に或る中間の層/被覆を塗覆する ことを含み、その際上記中間の層/被覆が上記酸化剤との反応により酸化されて 非ガス状の生成物を形成することができる、上記方法。 19. 化学蒸着法、溶融浸透法、熱的な溶射法又は溶液に基づく方法によって 上記中間の層/被覆を塗覆することを含む、請求の範囲18の方法。 20. 更に、上記中間の層/被覆の上に或る外界/熱の遮蔽被覆を塗覆するこ とを含み、その際上記外界/熱の遮蔽被覆は上記酸化剤の拡散に対して透過性で ある、請求の範囲18の方法。 21. 上記基材が炭化珪素(SiC)の基材である請求の範囲20の方法におい て、上記基材の上に珪素の中間の層/被覆を塗覆して上記基材と上記外界/熱の 遮蔽被覆との間の熱応力を低下させることを含む方法。 22. 中間の層/被覆と基材との界面において中間の層/被覆と外界/熱の遮 蔽被覆との界面におけるよりも高い炭化珪素(SiC)濃度を有し、そしてその外 界/熱の遮蔽被覆とその中間の層/被覆との界面において増大した珪素濃度を有 する或る勾配化された被覆として上記珪素の中間の層/被覆を塗覆することを含 む、請求の範囲20の方法。 23. 上記基材が、上記外界/熱の遮蔽被覆の熱膨張率よりも低い熱膨張率を 有し、そして上記基材に中間の層/被覆を塗覆して上記基材と上記外界/熱の遮 蔽被覆との間の熱応力を低下させることを含む、請求の範囲20の方法。 24. 上記中間の層/被覆が珪素を含む、請求の範囲23の方法。 25. 物品の結合強度を改善する方法において、或る外界/熱の遮蔽被覆を塗 覆するために非酸化物の珪素系基材を準備し、その際上記外界/熱の遮蔽被覆は 或る外界の酸化剤の拡散に対して透過性であり、また上記基材は上記酸化剤との 反応によって少なくとも1つのガス状生成物を形成するように酸化されることが でき、そして 或る中間の層/被覆を上記基材の上に塗覆し、その際上記中間の相は上記基材 の上記酸化剤との反応よりも優先して上記酸化剤と反応することにより非ガス状 の生成物に酸化されることができる、 上記方法。 26. 物品を形成する方法において、 炭化珪素含有繊維を含み、そして酸化イットリウムで安定化させた外側のジル コニア被覆を有する珪素/炭化珪素の基材を準備し、そして 上記基材の上に珪素の中間の層/被覆を塗覆することを含み、その際上記中間 の相は上記基材の上記酸化剤との反応よりも優先して上記酸化剤と反応すること により非ガス状の生成物に酸化されることができる、 上記方法。 27. その外界/熱の遮蔽被覆が更に接合被覆を含む、請求の範囲26に従う 方法。 28. 接合被覆がムライト、改質されたムライト、又はMCrAlYであり、ここで Mはニッケル、鉄、コバルト又はそれらの混合物である、請求の範囲27に従う 方法。 29. ムライト被覆が改質材成分を含む、請求の範囲28に従う方法。 30. 改質材成分が、MO・Al2O3・2SiO2の式においてMがアルカリ上類元素であ るアルカリ土類アルミノ珪酸塩、珪酸イットリウム(YS)、アルミン酸カルシ ウム、チタン酸アルミニウム、菫青石、石英ガラス、珪素、NaZr2P3Ol2、Ba1.25 Zr4P5.5Si0.5O24、Ca0.5Sr0.5Zr4(PO4)6、Ca0.6Mg0.4Sr4(PO4)6及びそれらの混 合物よりなる群から選ばれる、請求の範囲29に従う方法。 31. 式MO・Al2O3・2SiO3がバリウム長石(BaO・Al2O3・2SiO2)、ストロンチウ ム長石(SrO・Al2O3・2SiO2)及びバリウム長石(BaO・Al2O3・2SiO2)とストロンチ ウム長石(SrO・Al2O3・2SiO2)との組み合わせを含む、請求の範囲30に従う方 法。 32. アルミノ珪酸塩が(BaO)0.75(SrO)0.25・Al2O3・2SiO2(BSAS)及びCa O・Al2O3・2SiO2(CAS)又はそれらの組み合わせを含む、請求の範囲30に従 う方法。 33. 外界/熱の遮蔽被覆が更に接合被覆を含む、請求の範囲4の物品。 34. 接合被覆がムライト、改質されたムライト又はMCrAlYを含み、ここでM はニッケル、鉄、コバルト又はそれらの混合物である、請求の範囲33に従う物 品。 35. ムライト被覆が改質材成分を含む、請求の範囲34の物品。 36. 改質材成分が、MO・Al2O3・2SiO2の式においてMがアルカリ上類元素であ るアルカリ上類アルミノ珪酸塩、珪酸イットリウム(YS)、アルミン酸カルシ ウム、チタン酸アルミニウム、菫青石、石英ガラス、珪素、NaZr2P3O12、Ba1.25 Zr4P5.5Si0.5O24、Ca0.5Sr0.5Zr4(PO4)6、Ca0.6Mg0.4Sr4(PO4)6及びそれらの混 合物よりなる群から選ばれる、請求の範囲35の物品。 37. MO・Al2O3・2SiO2の式が、バリウム長石(BaO・Al2O3・2SiO2)、ストロン チウム長石(SrO・Al2O3・2SiO2)及びバリウム長石(BaO・Al2O3・2SiO2)とストロ ンチウム長石(SrO・Al2O3・2SiO2)との組み合わせを含む、請求の範囲36の物 品。 38. アルミノ珪酸塩が(BaO)0.75(SrO)0.25・Al2O3・2SiO2(BSAS)及びCa O・Al2O3・2SiO2(CAS)又はそれらの組み合わせを含む、請求の範囲37の物 品。 39. 炭化珪素(SiC)繊維で補強された溶融浸透法による珪素/炭化珪素(S i/SiC)母材基材と、ムライト接合被覆と、酸化イットリウムで安定化させたジ ルコニアの外界/熱の遮蔽被覆と、及び珪素の中間の層/被覆とを含む物品。 40. ムライト被覆が改質された成分を含む、請求の範囲39の物品。 41. 改質された成分が(BaO)0.75(SrO)0.25・Al2O3・2SiO2(BSAS)、CaO・ Al2O3・2SiO2(CAS)又はそれらの種々の組み合わせを含む、請求の範囲40 の物品。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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US8320798P | 1998-04-27 | 1998-04-27 | |
US60/083,207 | 1998-04-27 | ||
PCT/US1999/009035 WO1999058472A2 (en) | 1998-04-27 | 1999-04-27 | Ceramic with oxidisable layer |
Publications (2)
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JP2002511834A true JP2002511834A (ja) | 2002-04-16 |
JP4877880B2 JP4877880B2 (ja) | 2012-02-15 |
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JP55677499A Expired - Lifetime JP4877880B2 (ja) | 1998-04-27 | 1999-04-27 | 優先的に酸素と反応する層を含むセラミック材 |
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US (2) | US6299988B1 (ja) |
EP (1) | EP0993424B1 (ja) |
JP (1) | JP4877880B2 (ja) |
KR (1) | KR100597162B1 (ja) |
CZ (1) | CZ301877B6 (ja) |
DE (1) | DE69907107T2 (ja) |
TW (1) | TW555725B (ja) |
WO (1) | WO1999058472A2 (ja) |
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JP2002544381A (ja) * | 1999-05-04 | 2002-12-24 | シーメンス ウエスチングハウス パワー コーポレイション | 断熱被覆 |
JP2007015913A (ja) * | 2005-06-13 | 2007-01-25 | General Electric Co <Ge> | Ebcのためのシリコン含有基材の結合コートおよび同物を製造するプロセス |
JP2009539011A (ja) * | 2006-05-30 | 2009-11-12 | シーメンス アクチエンゲゼルシヤフト | タングステンブロンズ構造材の使用及び遮熱コーティングを施されたタービン構成部品 |
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JP2020100544A (ja) * | 2018-12-21 | 2020-07-02 | ゼネラル・エレクトリック・カンパニイ | 非酸化ケイ素セラミックを有するムライトボンドコートを備えたebc |
JP2020100545A (ja) * | 2018-12-21 | 2020-07-02 | ゼネラル・エレクトリック・カンパニイ | 酸素ゲッター相を含むムライトボンドコートを有するebc |
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US6929852B2 (en) * | 2002-08-08 | 2005-08-16 | Siemens Westinghouse Power Corporation | Protective overlayer for ceramics |
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JP2002544381A (ja) * | 1999-05-04 | 2002-12-24 | シーメンス ウエスチングハウス パワー コーポレイション | 断熱被覆 |
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JP2016506315A (ja) * | 2012-12-11 | 2016-03-03 | ゼネラル・エレクトリック・カンパニイ | 環境障壁コーティング及びその方法 |
JP2016538216A (ja) * | 2013-10-31 | 2016-12-08 | ゼネラル・エレクトリック・カンパニイ | 高温荷重下でのクリープ滑り耐性を向上させる加工表面を有するシリカ賦形物 |
JP2020100544A (ja) * | 2018-12-21 | 2020-07-02 | ゼネラル・エレクトリック・カンパニイ | 非酸化ケイ素セラミックを有するムライトボンドコートを備えたebc |
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JP7015615B2 (ja) | 2018-12-21 | 2022-02-03 | ゼネラル・エレクトリック・カンパニイ | 酸素ゲッター相を含むムライトボンドコートを有するebc |
JP7106511B2 (ja) | 2018-12-21 | 2022-07-26 | ゼネラル・エレクトリック・カンパニイ | 非酸化ケイ素セラミックを有するムライトボンドコートを備えたebc |
Also Published As
Publication number | Publication date |
---|---|
KR100597162B1 (ko) | 2006-07-05 |
WO1999058472A8 (en) | 2000-02-10 |
US6299988B1 (en) | 2001-10-09 |
DE69907107T2 (de) | 2004-02-05 |
TW555725B (en) | 2003-10-01 |
US20020025454A1 (en) | 2002-02-28 |
US6630200B2 (en) | 2003-10-07 |
EP0993424A1 (en) | 2000-04-19 |
WO1999058472A2 (en) | 1999-11-18 |
CZ9904430A3 (cs) | 2000-12-13 |
DE69907107D1 (de) | 2003-05-28 |
KR20010020524A (ko) | 2001-03-15 |
EP0993424B1 (en) | 2003-04-23 |
WO1999058472A3 (en) | 2000-03-16 |
CZ301877B6 (cs) | 2010-07-14 |
JP4877880B2 (ja) | 2012-02-15 |
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