JP5632017B2 - ナノ及びマイクロ構造化セラミック断熱コーティング - Google Patents
ナノ及びマイクロ構造化セラミック断熱コーティング Download PDFInfo
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- JP5632017B2 JP5632017B2 JP2012546415A JP2012546415A JP5632017B2 JP 5632017 B2 JP5632017 B2 JP 5632017B2 JP 2012546415 A JP2012546415 A JP 2012546415A JP 2012546415 A JP2012546415 A JP 2012546415A JP 5632017 B2 JP5632017 B2 JP 5632017B2
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- 239000000919 ceramic Substances 0.000 title claims description 46
- 239000012720 thermal barrier coating Substances 0.000 title description 18
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 239000000758 substrate Substances 0.000 claims description 9
- 239000000463 material Substances 0.000 claims description 8
- 239000007921 spray Substances 0.000 claims description 6
- 239000011651 chromium Substances 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 4
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052804 chromium Inorganic materials 0.000 claims description 4
- 239000002243 precursor Substances 0.000 claims description 2
- 238000003980 solgel method Methods 0.000 claims description 2
- 239000000725 suspension Substances 0.000 claims description 2
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims 2
- 239000010410 layer Substances 0.000 description 31
- 238000002485 combustion reaction Methods 0.000 description 16
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 13
- 239000013078 crystal Substances 0.000 description 12
- 238000000576 coating method Methods 0.000 description 9
- 229910045601 alloy Inorganic materials 0.000 description 7
- 239000000956 alloy Substances 0.000 description 7
- 238000005328 electron beam physical vapour deposition Methods 0.000 description 6
- 239000011241 protective layer Substances 0.000 description 6
- 238000007711 solidification Methods 0.000 description 6
- 230000008023 solidification Effects 0.000 description 6
- 229910000601 superalloy Inorganic materials 0.000 description 6
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 5
- 239000011248 coating agent Substances 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 229910052759 nickel Inorganic materials 0.000 description 5
- 230000008569 process Effects 0.000 description 5
- 229910017052 cobalt Inorganic materials 0.000 description 4
- 239000010941 cobalt Substances 0.000 description 4
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 4
- 238000005260 corrosion Methods 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 229910052727 yttrium Inorganic materials 0.000 description 4
- VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 4
- BRPQOXSCLDDYGP-UHFFFAOYSA-N calcium oxide Chemical compound [O-2].[Ca+2] BRPQOXSCLDDYGP-UHFFFAOYSA-N 0.000 description 3
- 239000000292 calcium oxide Substances 0.000 description 3
- ODINCKMPIJJUCX-UHFFFAOYSA-N calcium oxide Inorganic materials [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 description 3
- 238000005266 casting Methods 0.000 description 3
- 238000005524 ceramic coating Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 229910052735 hafnium Inorganic materials 0.000 description 3
- VBJZVLUMGGDVMO-UHFFFAOYSA-N hafnium atom Chemical compound [Hf] VBJZVLUMGGDVMO-UHFFFAOYSA-N 0.000 description 3
- 239000000395 magnesium oxide Substances 0.000 description 3
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 3
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 3
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 description 3
- 229910052761 rare earth metal Inorganic materials 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000007787 solid Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 229910052688 Gadolinium Inorganic materials 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- UIWYJDYFSGRHKR-UHFFFAOYSA-N gadolinium atom Chemical compound [Gd] UIWYJDYFSGRHKR-UHFFFAOYSA-N 0.000 description 2
- 238000005488 sandblasting Methods 0.000 description 2
- 229910000679 solder Inorganic materials 0.000 description 2
- 241000251131 Sphyrna Species 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 239000003963 antioxidant agent Substances 0.000 description 1
- 230000003078 antioxidant effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 210000001787 dendrite Anatomy 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000007749 high velocity oxygen fuel spraying Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229910002077 partially stabilized zirconia Inorganic materials 0.000 description 1
- 238000007670 refining Methods 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 229910002076 stabilized zirconia Inorganic materials 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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- C—CHEMISTRY; METALLURGY
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- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/32—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer
- C23C28/321—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with at least one metal alloy layer
- C23C28/3215—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one pure metallic layer with at least one metal alloy layer at least one MCrAlX layer
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- C—CHEMISTRY; METALLURGY
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- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/04—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D only coatings of inorganic non-metallic material
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
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- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/345—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer
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- C—CHEMISTRY; METALLURGY
- C23—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
- C23C—COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
- C23C28/00—Coating for obtaining at least two superposed coatings either by methods not provided for in a single one of groups C23C2/00 - C23C26/00 or by combinations of methods provided for in subclasses C23C and C25C or C25D
- C23C28/30—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer
- C23C28/34—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates
- C23C28/345—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer
- C23C28/3455—Coatings combining at least one metallic layer and at least one inorganic non-metallic layer including at least one inorganic non-metallic material layer, e.g. metal carbide, nitride, boride, silicide layer and their mixtures, enamels, phosphates and sulphates with at least one oxide layer with a refractory ceramic layer, e.g. refractory metal oxide, ZrO2, rare earth oxides or a thermal barrier system comprising at least one refractory oxide layer
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
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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
- Y10T428/12479—Porous [e.g., foamed, spongy, cracked, etc.]
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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
- Y10T428/24—Structurally defined web or sheet [e.g., overall dimension, etc.]
- Y10T428/24942—Structurally defined web or sheet [e.g., overall dimension, etc.] including components having same physical characteristic in differing degree
- Y10T428/2495—Thickness [relative or absolute]
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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
- Y10T428/249921—Web or sheet containing structurally defined element or component
- Y10T428/249953—Composite having voids in a component [e.g., porous, cellular, etc.]
- Y10T428/249981—Plural void-containing components
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- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Organic Chemistry (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Ceramic Engineering (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
- Other Surface Treatments For Metallic Materials (AREA)
- Compositions Of Oxide Ceramics (AREA)
- Coating By Spraying Or Casting (AREA)
Description
図1は、金属基板4を示し、特に、図5に示されるようなニッケルベースの超合金製のガスタービン又は100(図2)用の翼又は羽根120、130(図3)等の部品の場合である。
セラミックTBCを適用している間に、又は少なくともコーティング構造のオペレーション中に、基板4又はボンドコート7の上に、酸化アルミニウム層8(TGO)が形成される。
これは、セラミック層に直接向き合う金属層の延性を改善する。
特に、セラミックTBC16は二つの層10、13のみから成る。
焼結を避けるための最小粒径は、100nm以上(≧)、特に≧200nmである。
内側セラミック層10のみがナノ構造化される。外側層13はマイクロ構造化される。
マイクロ構造化は、その粒の粒径の少なくとも70%、特に少なくとも90%が1μm以上、特に20μm以上であることを意味する。
特に、上部セラミック層13は、内部セラミック層10よりもはるかに高い気孔率(少なくとも10%、特に≧20%異なる)を有し、特に、15体積%以上であって、最大30体積%の気孔率を有する。
好ましくは、ナノ構造化セラミック層10は、懸濁、プラズマスプレー、溶液前駆体プラズマスプレー、又はゾルゲル法で適用される。
更に、内側セラミック層10はナノ構造化された部分安定化ジルコニアであり得て、上部層13が異なる組成を提供し、特に、パイロクロア構造を有するセラミック層であり、特に、ガドリニウムジルコン酸塩(Gd2Zr2O7等)や、ガドリニウムハフニウム酸塩(Gd2Hf2O7等)である。
7 ボンドコート
16 セラミック断熱コーティング
Claims (10)
- 基板(4)と、
金属ボンドコート(7)と、
内側セラミック層(10)及び外側セラミック層(13)から成る二層構造セラミック層(16)とを備えた層構造であって、
前記内側セラミック層(10)のみがナノ構造化されていて、
前記内側セラミック層(10)が3体積%から14体積%の間の気孔率を有し、
前記外側セラミック層(13)が前記内側セラミック層(10)の気孔率よりも高い気孔率を有し、
前記内側セラミック層(10)及び前記外側セラミック層(13)の物質が同じであり、
前記内側セラミック層(10)の最大粒径が500nmであり、前記内側セラミック層(10)の最小粒径が50nmであり、
前記内側セラミック層(10)が、懸濁、プラズマスプレー、溶液前駆体プラズマスプレー、又はゾルゲル法によって形成されている、層構造。 - 前記内側セラミック層(10)が前記外側セラミック層(13)よりも薄い、請求項1に記載の層構造。
- 前記内側セラミック層(10)が最大100μmの厚さを有する、請求項1又は2に記載の層構造。
- 前記内側セラミック層(10)が少なくとも10μmの厚さを有する、請求項1から3のいずれか一項に記載の層構造。
- 前記外側セラミック層(13)が、最大30体積%の気孔率を有する、請求項1から4のいずれか一項に記載の層構造。
- 前記内側セラミック層(10)の物質がジルコニアを有する、請求項1から5のいずれか一項に記載の層構造。
- 前記外側セラミック層(13)の物質が、前記内側セラミック層(10)の物質と異なる、請求項1から4及び6のいずれか一項に記載の層構造。
- 前記外側セラミック層(13)の少なくとも70%が、10μm以上の粒径を有する、請求項1から7のいずれか一項に記載の層構造。
- 前記金属ボンドコート(7)が二層構造金属層である、請求項1から8のいずれか一項に記載の層構造。
- 前記二層構造金属層がアルミニウム及びクロムを有し、
前記クロムの量が16wt%から18wt%であり、及び/又は、前記アルミニウムの量が4wt%から5wt%である、請求項9に記載の層構造。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP20090016100 EP2341166A1 (en) | 2009-12-29 | 2009-12-29 | Nano and micro structured ceramic thermal barrier coating |
| EP09016100.1 | 2009-12-29 | ||
| PCT/EP2010/070347 WO2011080158A1 (en) | 2009-12-29 | 2010-12-21 | Nano and micro structured ceramic thermal barrier coating |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2013515859A JP2013515859A (ja) | 2013-05-09 |
| JP5632017B2 true JP5632017B2 (ja) | 2014-11-26 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2012546415A Expired - Fee Related JP5632017B2 (ja) | 2009-12-29 | 2010-12-21 | ナノ及びマイクロ構造化セラミック断熱コーティング |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20120321905A1 (ja) |
| EP (2) | EP2341166A1 (ja) |
| JP (1) | JP5632017B2 (ja) |
| KR (1) | KR101492313B1 (ja) |
| CN (1) | CN102695818B (ja) |
| RU (1) | RU2518850C2 (ja) |
| WO (1) | WO2011080158A1 (ja) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2407579A1 (de) * | 2010-07-14 | 2012-01-18 | Siemens Aktiengesellschaft | Poröses keramisches Schichtsystem |
| US20130186304A1 (en) * | 2012-01-20 | 2013-07-25 | General Electric Company | Process of fabricating a thermal barrier coating and an article having a cold sprayed thermal barrier coating |
| US20130260132A1 (en) * | 2012-04-02 | 2013-10-03 | United Technologies Corporation | Hybrid thermal barrier coating |
| US20140220324A1 (en) | 2012-08-15 | 2014-08-07 | Christopher W. Strock | Thermal barrier coating having outer layer |
| US11047033B2 (en) * | 2012-09-05 | 2021-06-29 | Raytheon Technologies Corporation | Thermal barrier coating for gas turbine engine components |
| WO2014126633A2 (en) * | 2012-12-26 | 2014-08-21 | United Technologies Corporation | Spallation-resistant thermal barrier coating |
| US20150233256A1 (en) * | 2013-01-15 | 2015-08-20 | General Electric Company | Novel architectures for ultra low thermal conductivity thermal barrier coatings with improved erosion and impact properties |
| EP2971240B1 (en) * | 2013-03-14 | 2018-11-21 | United Technologies Corporation | Hybrid thermal barrier coating and process of making the same |
| US9511436B2 (en) | 2013-11-08 | 2016-12-06 | General Electric Company | Composite composition for turbine blade tips, related articles, and methods |
| US20150147524A1 (en) * | 2013-11-26 | 2015-05-28 | Christopher A. Petorak | Modified thermal barrier composite coatings |
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| DE102014208216A1 (de) * | 2014-04-30 | 2015-11-05 | Siemens Aktiengesellschaft | CMAS resistente keramische Schicht durch Nanoporosität |
| AU2015307769B2 (en) | 2014-08-27 | 2017-07-13 | Gc Corporation | Method for producing dental prosthesis, method for producing lithium disilicate blank for dental prostheses, and lithium disilicate blank for dental prostheses |
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| EP2206805A1 (de) * | 2009-01-08 | 2010-07-14 | Siemens Aktiengesellschaft | MCrAIX-Schicht mit unterschiedlichen Chrom- und Aluminiumgehalten |
| EP2230329A1 (de) * | 2009-03-18 | 2010-09-22 | Siemens Aktiengesellschaft | Zweilagiges poröses Schichtsystem mit Pyrochlor-Phase |
-
2009
- 2009-12-29 EP EP20090016100 patent/EP2341166A1/en not_active Withdrawn
-
2010
- 2010-12-21 WO PCT/EP2010/070347 patent/WO2011080158A1/en not_active Ceased
- 2010-12-21 KR KR1020127016828A patent/KR101492313B1/ko not_active Expired - Fee Related
- 2010-12-21 US US13/519,213 patent/US20120321905A1/en not_active Abandoned
- 2010-12-21 JP JP2012546415A patent/JP5632017B2/ja not_active Expired - Fee Related
- 2010-12-21 CN CN201080059629.3A patent/CN102695818B/zh not_active Expired - Fee Related
- 2010-12-21 EP EP20100798799 patent/EP2519659B1/en not_active Not-in-force
- 2010-12-21 RU RU2012132324/02A patent/RU2518850C2/ru not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| EP2519659B1 (en) | 2014-06-25 |
| EP2519659A1 (en) | 2012-11-07 |
| RU2012132324A (ru) | 2014-02-10 |
| KR20120088874A (ko) | 2012-08-08 |
| EP2341166A1 (en) | 2011-07-06 |
| US20120321905A1 (en) | 2012-12-20 |
| WO2011080158A1 (en) | 2011-07-07 |
| RU2518850C2 (ru) | 2014-06-10 |
| JP2013515859A (ja) | 2013-05-09 |
| KR101492313B1 (ko) | 2015-02-23 |
| CN102695818A (zh) | 2012-09-26 |
| CN102695818B (zh) | 2015-07-29 |
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