JP2017502194A - ポリマーゲル下でアブレイダブル皮膜を堆積する方法 - Google Patents
ポリマーゲル下でアブレイダブル皮膜を堆積する方法 Download PDFInfo
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- JP2017502194A JP2017502194A JP2016537026A JP2016537026A JP2017502194A JP 2017502194 A JP2017502194 A JP 2017502194A JP 2016537026 A JP2016537026 A JP 2016537026A JP 2016537026 A JP2016537026 A JP 2016537026A JP 2017502194 A JP2017502194 A JP 2017502194A
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- FOZHTJJTSSSURD-UHFFFAOYSA-J titanium(4+);dicarbonate Chemical compound [Ti+4].[O-]C([O-])=O.[O-]C([O-])=O FOZHTJJTSSSURD-UHFFFAOYSA-J 0.000 description 1
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- NHDIQVFFNDKAQU-UHFFFAOYSA-N tripropan-2-yl borate Chemical compound CC(C)OB(OC(C)C)OC(C)C NHDIQVFFNDKAQU-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- 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
- C04B41/85—Coating or impregnation with inorganic materials
- C04B41/87—Ceramics
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- C—CHEMISTRY; METALLURGY
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- 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
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- C04B41/50—Coating or impregnating, e.g. injection in masonry, partial coating of green or fired ceramics, organic coating compositions for adhering together two concrete elements with inorganic materials
- C04B41/5024—Silicates
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
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- 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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- C04B41/80—After-treatment of mortars, concrete, artificial stone or ceramics; Treatment of natural stone of only ceramics
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- C04B41/85—Coating or impregnation with inorganic materials
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- C—CHEMISTRY; METALLURGY
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- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
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- 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
- C23C24/00—Coating starting from inorganic powder
- C23C24/08—Coating starting from inorganic powder by application of heat or pressure and heat
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- C23C24/085—Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
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- 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
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- 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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-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
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- F01D11/12—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part
- F01D11/122—Preventing or minimising internal leakage of working-fluid, e.g. between stages for sealing space between rotor blade tips and stator using a rubstrip, e.g. erodible. deformable or resiliently-biased part with erodable or abradable material
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- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
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Abstract
Description
グリセロール(低蒸気圧液体)、N−(ヒドロキシメチル)アクリルアミド(モノマー)、ポリアクリル酸−ポリエチレンオキシドコポリマー(アニオン性の分散剤)、イットリウムドープ二ケイ酸イッテルビウム(一次材料)、Fe3O4酸化鉄(焼結助剤)及びAl2O3(焼結助剤)を直径0.25インチのイットリウムドープ二酸化ジルコニウム粉砕媒体と共にプラスチック瓶内で合わせた。混合物を少なくとも12時間ローラーミルにかけた。
1−ヘキサノール(高蒸気圧液体)、ジエチレングリコールモノブチルエーテル(低蒸気圧液体)、イットリウムドープ二ケイ酸イッテルビウム粉末(粗い平均粒径の一次材料)、イットリウムドープ二ケイ酸イッテルビウム(細かい平均粒径の一次材料)、Fe3O4酸化鉄(焼結助剤)、Al2O3酸化アルミニウム(焼結助剤)及びポリN−ビニルピロリドン(カチオン性の分散剤、バインダー)を直径0.25インチの球形のイットリウムドープ酸化ジルコニウム媒体と共にプラスチック瓶内で合わせた。混合物を少なくとも12時間ローラーミルにかけた。次に、ポリアクリル酸の50%水溶液をスラリーに加え、続いて手作業で素早く撹拌した。撹拌して約1分後に、スラリーは、直接書き込み堆積に適した、せん断粘度が大きく低下した可逆なゲルになった。
12 ベースCMC構造物
14 耐環境皮膜(EBC)層
16 ボンドコート層
20 非晶質シリカ層
22 遷移層
24 柔軟層
26 中間層
28 外層
30 アブレイダブル層
100 ステップ
102 ステップ
104 ステップ
106 ステップ
108 ステップ
110 ステップ
130 アブレイダブル層
200 ステップ
202 ステップ
204 ステップ
206 ステップ
208 ステップ
210 ステップ
300 後方散乱像
400 サンプル
Claims (11)
- ガスタービンエンジン部品(10)上にアブレイダブル皮膜を堆積する方法であって、
(a)双峰性セラミック粒子であって、Ln2Si2O7、Ln2SiO5、シリカ、バリウムストロンチウムアルミノケイ酸塩(BSAS)、単斜晶酸化ハフニウム、希土類ガリウムガーネット(Ln2Ga2O9)(式中、Lnは、スカンジウム(Sc)、イットリウム(Y)、ランタン(La)、セリウム(Ce)、プラセオジム(Pr)、ネオジム(Nd)、プロメチウム(Pm)、サマリウム(Sm)、ユウロピウム(Eu)、ガドリニウム(Gd)、テルビウム(Tb)、ジスプロシウム(Dy)、ホルミウム(Ho)、エルビウム(Er)、ツリウム(Tm)、イッテルビウム(Yb)、ルテチウム(Lu)の1種以上である。)の1種以上である粗大粒子約70体積%以下と、Ln2Si2O7又はLn2SiO5(式中、Lnは、Sc、Y、La、Ce、Pr、Nd、Pm、Sm、Eu、Gd、Tb、Dy、Ho、Er、Tm、Yb、Luの1種以上である。)の1種以上を含む微細粒子約60体積%以下とを含む双峰性セラミック粒子と、セラミック粒子用分散剤と、モノマー溶液と、ラジカル開始剤化合物と、低蒸気圧有機溶媒と、鉄、アルミニウム、チタン、コバルト、ニッケル、ガリウム、スズ、インジウム、これらの化合物(例えば、酸化物、酢酸塩、シュウ酸塩、炭化物、窒化物、炭酸塩、アセチルアセトナト、硝酸塩、ケイ化物、希土類元素を含む任意の化合物など。)、これらの混合物又はこれらの化合物の混合物からなる群から選択される1種以上の焼結助剤とを含むスラリー混合物を生成するステップ(100)と、
(b)スラリー混合物をガスタービンエンジン部品(10)及び型の少なくとも一方に塗工するステップ(102、104)と、
(c)有機溶媒が蒸発する前にガスタービンエンジン部品(10)及びスラリー混合物の少なくとも一方を含む型を約30℃〜80℃の第一温度に加熱することによって、スラリー混合物をゲル化(106)して重合及び架橋し、モノマー溶液及びラジカル開始剤化合物と共に、ガスタービンエンジン部品(10)上に堅い不可逆ゲルマトリックスを生成するステップと、
(d)不可逆ゲルマトリックスを80℃〜250℃の間の第2温度で乾燥(108)して、型内のガスタービンエンジン部品(10)又は型から取り出したガスタービンエンジン部品(10)の一方の上に粒子を作用させるステップと、
(e)ガスタービンエンジン部品(10)上の乾燥した不可逆ゲルマトリックスの粒子を約1204℃超、約1357℃未満の温度で焼結(110)して、約6ミルを超える厚さ及び約5%〜約50%のポロシティを有するアブレイダブル皮膜層を形成するステップとを含み、焼結された層は、ドープ希土類二ケイ酸塩を含み、焼結助剤は、溶け込んで希土類二ケイ酸塩をドープするドーピング成分である、方法。 - アブレイダブル皮膜が、多孔質で連続的なアブレイダブルである、請求項1に記載の方法。
- アブレイダブル皮膜との係合によって隣接部品の破壊を阻止するステップをさらに含む、請求項2に記載の方法。
- アブレイダブル皮膜が、固体アブレイダブルである、請求項1に記載の方法。
- アブレイダブル皮膜がパターンを伴って形成される、請求項1に記載の方法。
- 双峰性セラミック粒子が蒸発を改善し、応力を小さくして、実質的にクラックのない皮膜を生じる、請求項1に記載の方法。
- アブレイダブル皮膜が、気密性皮膜(16)を含む、請求項1に記載の方法。
- ガスタービンエンジン部品(10)が、ブレード又はシュラウドの一方である、請求項1に記載の方法。
- 不可逆ゲルマトリックスが、双峰性セラミック粒子の分離を抑える、請求項1に記載の方法。
- 不可逆ゲルマトリックスが、粗大粒子の沈降を抑える、請求項11に記載の方法。
- ブレード又はシュラウドの一方を形成するセラミックマトリックス複合材(CMC)部品(12)と、
CMC部品の外面上の環境皮膜(14)と、
耐環境皮膜上に配置されるアブレイダブル皮膜(30、130)とを含み、
アブレイダブル皮膜が、
粗大粒子を最大70体積%、微細粒子を最大60体積%含む双峰性粒子と、
ラジカル開始剤化合物と、
低蒸気圧有機溶媒と、
鉄、アルミニウム、チタン、コバルト、ニッケル、ガリウム、スズ、インジウム、これらの化合物(例えば、酸化物、酢酸塩、シュウ酸塩、炭化物、窒化物、炭酸塩、アセチルアセトナト、硝酸塩、ケイ化物、希土類元素を含む任意の化合物)、これらの混合物又はこれらの化合物の混合物からなる群から選択される1種以上の焼結助剤と、
モノマー溶液及びポリマー溶液の一方である双峰性粒子によって形成されるゲルマトリックススパニングネットワークと、
CMCガスタービンエンジン部品(10)上で乾燥及び焼結され、少なくとも約5ミルの厚さを有するゲルマトリックスとを含む、ガスタービンエンジン部品(10)。
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JP2018184338A (ja) * | 2017-04-21 | 2018-11-22 | ゼネラル・エレクトリック・カンパニイ | セグメント化された環境バリアコーティングシステムおよびその形成方法 |
US10934626B2 (en) | 2017-04-21 | 2021-03-02 | General Electric Company | Segmented environmental barrier coating systems and methods of forming the same |
JP2021038133A (ja) * | 2017-04-21 | 2021-03-11 | ゼネラル・エレクトリック・カンパニイ | セグメント化された環境バリアコーティングシステムおよびその形成方法 |
JP7154806B2 (ja) | 2017-04-21 | 2022-10-18 | ゼネラル・エレクトリック・カンパニイ | セグメント化された環境バリアコーティングシステムおよびその形成方法 |
US11851769B2 (en) | 2017-04-21 | 2023-12-26 | General Electric Company | Segmented environmental barrier coating systems and methods of forming the same |
JP2020520834A (ja) * | 2018-01-12 | 2020-07-16 | エルジー・ケム・リミテッド | パウチフィルム及びその製造方法 |
JP7038952B2 (ja) | 2018-01-12 | 2022-03-22 | エルジー エナジー ソリューション リミテッド | パウチフィルム及びその製造方法 |
JP2021169403A (ja) * | 2020-04-15 | 2021-10-28 | ゼネラル・エレクトリック・カンパニイ | 消耗性コーティング、及び高温部品をダスト堆積物から保護する方法 |
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WO2015130362A2 (en) | 2015-09-03 |
CN105814144B (zh) | 2018-07-06 |
US20160311726A1 (en) | 2016-10-27 |
JP6240779B2 (ja) | 2017-11-29 |
CA2932606C (en) | 2022-01-18 |
CA2932606A1 (en) | 2015-09-03 |
US10508059B2 (en) | 2019-12-17 |
EP3080336B1 (en) | 2019-11-20 |
WO2015130362A3 (en) | 2015-11-05 |
EP3080336A2 (en) | 2016-10-19 |
CN105814144A (zh) | 2016-07-27 |
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