Cold-setting, polyurethane-based molding material binder
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United States of America Patent
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-
Nov 10, 1981
Grant Date -
N/A
app pub date -
Jun 11, 1980
filing date -
Jun 13, 1979
priority date (Note) -
Expired
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Abstract
Cold-setting, polyurethane-based molding material binder for producing molds and cones comprising phenolic polyol and a polyisocyanate characterized in that the polyol is dissolved in a polar high boiling solvent which has a Hansen hydrogen bonding solubility parameter of at least 3.5.
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Cited Art Landscape
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