Silicon-doped boron nitride coated fibers in silicon melt infiltrated composites

Patent · 31 December 2001

OSTI ID:874318

Corman, Gregory Scot ^[1]; Luthra, Krishan Lal ^[2]

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1. Ballston Lake, NY
2. Schenectady, NY

A fiber-reinforced silicon-silicon carbide matrix composite having improved oxidation resistance at high temperatures in dry or water-containing environments is produced. The invention also provides a method for protecting the reinforcing fibers in the silicon-silicon carbide matrix composites by coating the fibers with a silicon-doped boron nitride coating.

• Research Organization: General Electric Co
• DOE Contract Number: FC02-92CE41000
• Assignee: General Electric Company (Schenectady, NY)
• Patent Number(s): US 6365233
• OSTI ID: 874318
• Country of Publication: United States
• Language: English

Related Subjects

-silicon carbide
/427/
boron
boron nitride
carbide
carbide matrix
coated
coated fiber
coating
composite
composites
dry
environments
fiber-reinforced
fibers
improved
infiltrated
matrix
matrix composite
melt
method
nitride
nitride coated
oxidation
produced
protecting
provides
reinforcing
resistance
silicon
silicon carbide
silicon-doped
silicon-silicon
temperatures
water-containing