Lactam derivatives for melamine impregnating resins, and resin mixtures containing them
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United States of America Patent
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Mar 12, 2002
Grant Date -
N/A
app pub date -
Oct 5, 1998
filing date -
Oct 10, 1997
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Expired
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Abstract
N-Alkoxymethylactams are obtained by reacting lactams with formaldehyde and hydroxyl-containing compounds selected from diol monoethers. The substituted lactams are useful as an additive to melamne impregnating resings.
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