Hardenable/curable unsaturated polyester based compositions
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United States of America Patent
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Nov 20, 1984
Grant Date -
N/A
app pub date -
Jun 22, 1983
filing date -
Jun 30, 1982
priority date (Note) -
Expired
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Abstract
Storage stable, polyester based compositions well adapted for hardening into molded shaped articles exhibiting virtually no shrinkage, are comprised of (i) an unsaturated polyester, (ii) a polymerizable, ethylenically unsaturated monomer copolymerizable therewith, (iii) an oligoester of the formula: ##STR1## and (iv) a condensate of such oligoester (I) with an unsaturated polyester.
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