MULTI-LAYER FIBER COATINGS
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United States of America Patent
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Issued Date -
Oct 1, 2015
app pub date -
Mar 12, 2014
filing date -
Mar 14, 2013
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Abandoned
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Abstract
A multi-layer fiber coating is provided which, in an illustrative embodiment, includes: a ceramic grade Nicalon preform; a silicon carbide coat applied over the fibers; a boron nitride interface coat applied over the silicon carbide coat; wherein the boron nitride coat has a thickness of about 0.5 μm; a silicon carbide coat applied over the boron nitride coat; and wherein the silicon carbide has a thickness of about 2 μm.
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