JP2007015913A - 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 - Google Patents
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 Download PDFInfo
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- JP2007015913A JP2007015913A JP2006158296A JP2006158296A JP2007015913A JP 2007015913 A JP2007015913 A JP 2007015913A JP 2006158296 A JP2006158296 A JP 2006158296A JP 2006158296 A JP2006158296 A JP 2006158296A JP 2007015913 A JP2007015913 A JP 2007015913A
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- 238000004519 manufacturing process Methods 0.000 title abstract 2
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- KZHJGOXRZJKJNY-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Si]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O.O=[Al]O[Al]=O KZHJGOXRZJKJNY-UHFFFAOYSA-N 0.000 claims description 20
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- 229910000323 aluminium silicate Inorganic materials 0.000 claims description 18
- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 claims description 16
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Classifications
-
- 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
- C04B35/01—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on oxide ceramics
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Abstract
【解決手段】シリコン含有基材30、基材30の上に載るケイ素化合物含有結合コート層42、および典型的には結合コート層42の上に載る環境障壁コーティング50を含む物品12を提供する。基材30の上に被さる形でケイ素化合物含有結合コート層42を形成し、次いで、結合コート層42の上に被さる形で環境障壁コーティング50を形成するプロセスを提供する。物品およびプロセスのいくつかの実施形態は、環境障壁コーティング(EBC)を有するシリコン含有基材を含む物品に関して多数の長所および利点をもたらす。
【選択図】図2
Description
12 エーロフォイル
14 エーロフォイル12の高圧側
16 エーロフォイル12の低圧側
18 ダブテール
20 ブレード10の根元部分
22 冷却用孔
30 シリコン含有基材
34 基材表面
42 ケイ素化合物含有結合コート層
50 T/EBCコーティング
58 コーティング50の任意選択の内部シリカスケール層
66 コーティング50の中間転位層
74 コーティング50の外部障壁層
80 コーティング50の任意選択の耐食層
84 任意選択の遮熱コーティング(TBC)
Claims (10)
- 物品(10)であって、
シリコン含有基材(30)と、
前記基材(30)の上に載るケイ素化合物含有結合コート層(42)とを含む物品(10)。 - 前記結合コート層(42)は、少なくとも1537℃の融点を有する金属ケイ素化合物を含む請求項1記載の物品(10)。
- 前記金属ケイ素化合物は、少なくとも1648℃の融点を有する請求項2記載の物品(10)。
- 前記金属ケイ素化合物は、クロム、モリブデン、ニオブ、タンタル、チタン、タングステン、ジルコニウム、希土類のケイ素化合物、またはそれらの親和性のある組合せを含む請求項1乃至3のいずれか記載の物品(10)。
- 前記金属ケイ素化合物は、チタントリシリサイド、クロムトリシリサイド、モリブデントリシリサイド、モリブデンジシリサイド、ニオブトリシリサイド、ニオブジシリサイド、ハフニウムジシリサイド、タンタルトリシリサイド、タンタルジシリサイド、タングステンジシリサイド、ジルコニウムジシリサイド、ガドリニウムジシリサイド、ランタンジシリサイド、ネオジムシリサイド、イッテルビウムトリシリサイド、またはそれらの親和性のある組合せを含む請求項1乃至4のいずれか記載の物品(10)。
- 前記結合コート層(42)は、前記基材(30)に隣接し、厚さが13から254ミクロンである請求項1乃至5のいずれか記載の物品(10)。
- さらに、前記結合コート層(42)に隣接し、その上に載る環境障壁コーティング(50)を含む請求項1乃至7のいずれか記載の物品(10)。
- 前記環境障壁層(50)は、本質的にアルカリ土類ケイ酸塩/アルミノケイ酸塩からなる外部蒸気耐性障壁層(74)を含む請求項7記載の物品(10)。
- 前記外部障壁層(74)は、本質的に、アルミノケイ酸バリウムストロンチウムからなる請求項8記載の物品(10)。
- 前記環境障壁コーティング(50)は、(1)前記結合コート層(42)の上に載る内部シリカスケール層(58)、(2)前記内層(58)の上に載り、ムライト、またはムライトとアルミノケイ酸バリウムストロンチウム、ケイ酸イットリウム、またはアルミノケイ酸カルシウムとの組合せを含む中間層(66)、および(3)前記中間層(66)の上に載る外部障壁層(74)を含む請求項8乃至9のいずれか記載の物品(10)。
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Application Number | Priority Date | Filing Date | Title |
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US11/150,098 | 2005-06-13 | ||
US11/150,098 US7442444B2 (en) | 2005-06-13 | 2005-06-13 | Bond coat for silicon-containing substrate for EBC and processes for preparing same |
Publications (3)
Publication Number | Publication Date |
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JP2007015913A true JP2007015913A (ja) | 2007-01-25 |
JP2007015913A5 JP2007015913A5 (ja) | 2009-07-16 |
JP5437555B2 JP5437555B2 (ja) | 2014-03-12 |
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Application Number | Title | Priority Date | Filing Date |
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JP2006158296A Active JP5437555B2 (ja) | 2005-06-13 | 2006-06-07 | 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 |
Country Status (3)
Country | Link |
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US (1) | US7442444B2 (ja) |
JP (1) | JP5437555B2 (ja) |
GB (1) | GB2427204A (ja) |
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US7442444B2 (en) | 2008-10-28 |
US20060280953A1 (en) | 2006-12-14 |
GB0611268D0 (en) | 2006-07-19 |
JP5437555B2 (ja) | 2014-03-12 |
GB2427204A (en) | 2006-12-20 |
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