JP2012512807A5 - - Google Patents

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Publication number
JP2012512807A5
JP2012512807A5 JP2011542300A JP2011542300A JP2012512807A5 JP 2012512807 A5 JP2012512807 A5 JP 2012512807A5 JP 2011542300 A JP2011542300 A JP 2011542300A JP 2011542300 A JP2011542300 A JP 2011542300A JP 2012512807 A5 JP2012512807 A5 JP 2012512807A5
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JP
Japan
Prior art keywords
layer
silicon
bond coat
outer layer
transition layer
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JP2011542300A
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English (en)
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JP2012512807A (ja
JP5524238B2 (ja
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Priority claimed from US12/340,115 external-priority patent/US8119247B2/en
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Publication of JP2012512807A publication Critical patent/JP2012512807A/ja
Publication of JP2012512807A5 publication Critical patent/JP2012512807A5/ja
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Claims (4)

  1. ケイ素含有部品に対するＣＭＡＳ低減能力を有する耐環境コーティングであって、
    ケイ素又はシリサイドからなるボンドコート層と、
    ＨｆＯ2又はＬｎＰＯ4 からなる遷移層と、
    Ｌｎ4Ａｌ2Ｏ9、Ｌｎ4Ｇａ2Ｏ9、ＡｅＺｒＯ3、ＡｅＨｆＯ3、ＺｎＡｌ2Ｏ4、Ｌｎ3Ｇａ5Ｏ12、Ｌｎ2Ａｌ5Ｏ12、ＡｅＡｌ12Ｏ19 、Ｌｎ 2 ＳｉＯ 5 、Ｌｎ 2 Ｓｉ 2 Ｏ 7 及びＧａ2Ｏ3からなる群から選択される外層と
    を含んでいて、前記ボンドコート層が前記遷移層とケイ素含有部品の間にあり、前記遷移層が前記ボンドコート層と外層の間にある、耐環境コーティング。
  2. 前記遷移層がＬｎＰＯ4 からなり、前記外層がＬｎ2ＳｉＯ5又はＬｎ2Ｓｉ2Ｏ7 からなる、請求項１記載の耐環境コーティング。
  3. ケイ素含有部品に対するＣＭＡＳ低減能力を有する耐環境コーティングであって、
    ケイ素又はシリサイドからなるボンドコートと、
    ＨｆＯ2又はＬｎＰＯ4から選択される第１の遷移層と、
    ＡｅＡｌ12Ｏ19 からなる第２の遷移層と、
    ＡｅＡｌ4Ｏ7 からなる外層と
    を含んでいて、前記ボンドコート層が前記第１の遷移層とケイ素含有部品の間にあり、前記２の遷移層が前記第１の遷移層と外層の間にある、耐環境コーティング。
  4. ケイ素含有部品に対するＣＭＡＳ低減能力を有する耐環境コーティングであって、
    ケイ素又はシリサイドからなるボンドコート層と、
    Ｌｎａ4Ｇａ2Ｏ9からなる外層と
    を含んでいて、前記ボンドコートが外層とケイ素含有部品の間にある、耐環境コーティング。
JP2011542300A 2008-12-19 2009-12-14 セラミック基材部品のためのｃｍａｓ低減性能を与える耐環境コーティング Active JP5524238B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US12/340,115 US8119247B2 (en) 2008-12-19 2008-12-19 Environmental barrier coatings providing CMAS mitigation capability for ceramic substrate components
US12/340,115 2008-12-19
PCT/US2009/067843 WO2010071765A1 (en) 2008-12-19 2009-12-14 Environmental barrier coatings providing cmas mitigation capability for ceramic substrate components

Publications (3)

Publication Number Publication Date
JP2012512807A JP2012512807A (ja) 2012-06-07
JP2012512807A5 true JP2012512807A5 (ja) 2012-12-20
JP5524238B2 JP5524238B2 (ja) 2014-06-18

Family

ID=41572504

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2011542300A Active JP5524238B2 (ja) 2008-12-19 2009-12-14 セラミック基材部品のためのｃｍａｓ低減性能を与える耐環境コーティング

Country Status (5)

Country Link
US (1) US8119247B2 (ja)
EP (1) EP2379775B1 (ja)
JP (1) JP5524238B2 (ja)
CA (1) CA2746447C (ja)
WO (1) WO2010071765A1 (ja)

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US10934220B2 (en) 2018-08-16 2021-03-02 Raytheon Technologies Corporation Chemical and topological surface modification to enhance coating adhesion and compatibility
US11535571B2 (en) 2018-08-16 2022-12-27 Raytheon Technologies Corporation Environmental barrier coating for enhanced resistance to attack by molten silicate deposits
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