热障涂层的制备方法、热障涂层材料及其制备方法和应用
By using rare-earth-doped zirconium oxide and lanthanum zirconate quasi-eutectic materials, the problem of rapid failure of thermal barrier coatings at high temperatures has been solved, and thermal barrier coating materials with high fracture toughness and phase stability have been achieved, which are suitable for high-temperature protection in the aerospace field.
CN117684171BActive Publication Date: 2026-07-17TSINGHUA UNIVERSITY +1
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- TSINGHUA UNIVERSITY
- Filing Date
- 2023-10-24
- Publication Date
- 2026-07-17
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Figure CN117684171B_ABST
Abstract
本申请涉及热障涂层材料技术领域，特别是涉及一种热障涂层的制备方法、热障涂层材料及其制备方法和应用。可以有效提高热障涂层材料的断裂韧性和相稳定性。一种热障涂层材料，所述热障涂层材料为包含有稀土材料掺杂的氧化锆和锆酸镧的准共晶材料；所述准共晶材料以烧绿石和四方相结构为主，且含有摩尔百分占比小于37mol％的立方相。
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