Hydroxy-functional triamine catalyst compositions for polyurethane production
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United States of America Patent
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May 27, 1997
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N/A
app pub date -
Nov 30, 1995
filing date -
Nov 30, 1995
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Expired
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Abstract
A method for preparing a polyurethane foam which comprises reacting an organic polyisocyanate and a polyol in the presence of a blowing agent, a cell stabilizer and a catalyst composition consisting essentially of 0-50 mole % compound I and 50-100 mole % compound II: ##STR1## wherein R is hydrogen, a C.sub.1 -C.sub.4 alkly, C.sub.6 -C.sub.8 aryl, or C.sub.7 -C.sub.9 aralkyl group; and n is 2 to 8.
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