The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 03, 2024
Filed:
Dec. 20, 2022
Applicant:
Raytheon Technologies Corporation, Farmington, CT (US);
Inventors:
Brendan Lenz, Wethersfield, CT (US);
Evan B. Callaway, Santa Barbara, CA (US);
Assignee:
RTX Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C04B 35/628 (2006.01); C04B 35/80 (2006.01); C04B 41/00 (2006.01); C04B 41/45 (2006.01); C04B 41/48 (2006.01); C04B 41/50 (2006.01);
U.S. Cl.
CPC ...
C04B 35/62868 (2013.01); C04B 35/80 (2013.01); C04B 41/0072 (2013.01); C04B 41/4584 (2013.01); C04B 41/4869 (2013.01); C04B 41/5059 (2013.01); C04B 2235/3826 (2013.01); C04B 2235/386 (2013.01); C04B 2235/614 (2013.01); C04B 2235/616 (2013.01);
Abstract
A method of forming a ceramic matrix composite (CMC) comprises applying a boron nitride (BN) aerogel to a fibrous material to form a pretreated fibrous material, depositing, using chemical vapor infiltration (CVI), a BN interface coating (IFC) on the pretreated fibrous material, and depositing a matrix on the BN IFC and the pretreated fibrous material.