Resin compositions based on phenolic resins
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United States of America Patent
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Apr 2, 1991
Grant Date -
N/A
app pub date -
Jun 4, 1987
filing date -
Jun 5, 1986
priority date (Note) -
Expired
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Abstract
Compositions of phenolic resins, for example, phenol formaldehyde resins, containing an additive of triethanolamine borate or an amine/oxygen-containing boron derivative mixture, e.g., triethanolamine and boric anhydride, are particularly useful for the manufacture of prepeg mats.
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