公开(公告)号：US20220178262A1

公开(公告)日：2022-06-09

申请号：US17541828

申请日：2021-12-03

Applicant: RAYTHEON TECHNOLOGIES CORPORATION

Inventor： Olivier H. Sudre ,  Nitin Garg ,  John H. Shaw ,  Kathryn S. Reed ,  Cristal Chan ,  Mary Colby ,  Andrew J. Lazur ,  Tania Bhatia Kashyap

IPC: F01D5/28

Abstract: A ceramic matrix composite includes a plurality of ceramic fibers and an interface coating disposed on the plurality of ceramic fibers. The interface coating includes a carbon-based layer disposed on each ceramic fiber of the plurality of ceramic fibers and a boron-nitride based layer disposed on the first carbon-based layer. The ceramic matrix composite also includes a ceramic matrix surrounding the plurality of ceramic fibers. A ceramic matrix composite and a method of forming a ceramic matrix composite component are also disclosed.