Patent · US Active

Microstructured fiber interface coatings for composites

US11565977B2 · kind B2 · utility

3Cited by

12References

9Claims

0Family size

Assignee

RAYTHEON TECHNOLOGIES CORPORATION · US

Inventors

Richard Wesley Jackson · Mystic, US
Ying She · Town of East Hartford, US
Gajawalli V. Srinivasan · South Windsor, US

Key dates

Filing date	Nov 8, 2019
Grant date	Jan 31, 2023
Priority date	—
Expiry date	Oct 4, 2040

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC04B2235/76
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Disclosed is a coated ceramic fiber including a silicon carbide coating layer adjacent to the ceramic fiber and a silicon dioxide coating layer adjacent to the silicon carbide coating layer, wherein the silicon dioxide coating layer forms micro cracks after a crystal structure transformation. The coated ceramic fiber may be included in a composite material having a ceramic matrix.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.