Bismaleimides and their use in preparing polyimides
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United States of America Patent
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Jul 14, 1992
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N/A
app pub date -
Apr 24, 1990
filing date -
Nov 18, 1987
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Expired
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Abstract
Bismaleimides of the formula I ##STR1## wherein R denotes a radical of the formula II ##STR2## and polyimides which can be prepared from these bismaleimides, if appropriate with the addition of an aromatic diamine. The polyimides are optionally reinforced with fibers.
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