Composites with interphases and methods of making the same
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United States of America Patent
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-
Sep 4, 2001
Issued Date -
N/A
app pub date -
Feb 18, 1994
filing date -
Mar 5, 1992
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A composite having fibers of relatively high elastic modulus embedded in a matrix of relatively low elastic modulus is provided with an interphase of elastic modulus less than the matrix modulus and cohesive energy higher than the matrix cohesive energy. The resulting composite has enhanced strength and toughness.
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