Method for increasing the wettability of aluminum metal to alumina containing fibers
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United States of America Patent
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Feb 15, 1994
Issued Date -
N/A
app pub date -
Oct 29, 1992
filing date -
Mar 25, 1991
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Expired
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Abstract
An aluminum alloy matrix composite containing alumina or aluminum silicate reinforcement whereby said composite material exhibits wetting between said reinforcement and said aluminum alloy. The composite comprises (a) alumina or aluminosilicate reinforcement; (b) a matrix of aluminum or aluminum alloy; and (c) an intelayer of mixed oxides of aluminum and boron wherein the interlayer of mixed oxides of aluminum and boron includes but is not limited to the following oxides, B.sub.2 O.sub.3, Al.sub.2 O.sub.3, 2Al.sub.2 O.sub.3.B.sub.2 O.sub.3 and 9Al.sub.2 O.sub.3 2B.sub.2 O.sub.3 at the interface between said reinforcement and said matrix.
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