公开(公告)号：US11686001B2

公开(公告)日：2023-06-27

申请号：US17748153

申请日：2022-05-19

Applicant: NORTHWESTERN POLYTECHNICAL UNIVERSITY

Inventor： Haijun Su ,  Zhonglin Shen ,  Minghui Yu ,  Haifang Liu ,  Yinuo Guo ,  Dianyun Wang ,  Yuan Liu ,  Di Zhao ,  Taiwen Huang ,  Wenchao Yang

IPC: C23C24/10

CPC classification number: C23C24/106

Abstract: The disclosure provides a eutectic ceramic thermal barrier material and a preparation method thereof, which relates to the field of composite materials. The present disclosure provides a eutectic ceramic thermal barrier material comprising a nickel-based superalloy substrate, an intermediate binding layer and a eutectic ceramic cladding layer stacked sequentially; the intermediate binding layer comprises a NiCoCrAlY binding layer; the eutectic ceramic cladding layer comprises an Al2O3/GdAlO3 binary eutectic ceramic coating or an Al2O3/GdAlO3/ZrO2 ternary eutectic ceramic coating. The eutectic ceramic thermal barrier material provided by the present disclosure has good high temperature resistance, good oxidation resistance and excellent mechanical properties.

公开(公告)号：US20230035595A1

公开(公告)日：2023-02-02

申请号：US17748153

申请日：2022-05-19

Applicant: NORTHWESTERN POLYTECHNICAL UNIVERSITY

Inventor： Haijun Su ,  Zhonglin Shen ,  Minghui Yu ,  Haifang Liu ,  Yinuo Guo ,  Dianyun Wang ,  Yuan Liu ,  Di Zhao ,  Taiwen Huang ,  Wenchao Yang

IPC: C23C24/10

Abstract: The disclosure provides a eutectic ceramic thermal barrier material and a preparation method thereof, which relates to the field of composite materials. The present disclosure provides a eutectic ceramic thermal barrier material comprising a nickel-based superalloy substrate, an intermediate binding layer and a eutectic ceramic cladding layer stacked sequentially; the intermediate binding layer comprises a NiCoCrAlY binding layer; the eutectic ceramic cladding layer comprises an Al2O3/GdAlO3 binary eutectic ceramic coating or an Al2O3/GdAlO3/ZrO2 ternary eutectic ceramic coating. The eutectic ceramic thermal barrier material provided by the present disclosure has good high temperature resistance, good oxidation resistance and excellent mechanical properties.