Solid, oxazoline-terminated, urethane-functional polyaddition compounds, a process for preparing them and their use
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United States of America Patent
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Oct 23, 2001
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N/A
app pub date -
Sep 13, 1999
filing date -
Sep 11, 1998
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Expired
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Abstract
A solid, oxazoline-terminated, urethane-functional polyaddition compound having a melting point ranging from 40-130.degree. C. and a free NCO content of less than 3% by weight, consisting essentially of a reaction product of a) at least one at least difunctional polyisocyanate and b) at least one hydroxy- or amino-functional oxazoline derivative, the ratio of NCO to OH equivalents ranging from 0.8:1.2 to 1.2:0.8.
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