Bismaleimide resins
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United States of America Patent
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May 8, 1990
Issued Date -
N/A
app pub date -
Dec 18, 1986
filing date -
Dec 18, 1986
priority date (Note) -
Expired
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Abstract
Substantially insoluble bismaleimide compositions consisting essentially of bismaleimides of the formula ##STR1## where R.sub.1 and R.sub.2 are independently hydrogen, methyl, ethyl or halogenated methyl. The phenyl groups may be substituted. The compositions, having a solubility in acetone of less than about 5% by wt., are useful as melt processable resins for high temperature resistant laminates.
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