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Thermal barrier coating having an interfacial layer for spallation life enhancement and low conducti 发明申请

2023-05-20 2220 251K 0

专利信息

申请日期 2025-07-09 申请号 EP05252468
公开(公告)号 EP1591550A1 公开(公告)日 2005-11-02
公开国别 EP 申请人省市代码 全国
申请人 UNITED TECHNOLOGIES CORPORATION
简介 A spallation resistant metallic article comprising a metallic substrate, at least one ceramic thermal barrier coating comprising a zirconia base and at least one other element selected from the group consisting of La, Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, Yb, Lu, Sc, In, Y, Mo and C, rare earth oxides, scandium, and indium, and a ceramic bond coat located on at least a portion of the substrate and between the metallic substrate and the at least one ceramic thermal barrier coating wherein the ceramic bond coat is composed of yttria stabilized zirconia (YSZ).


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