SEALANT COMPOSITIONS WITH A POLYURETHANE DISPERSION AND A HYDROXY-FUNCTIONAL COMPOUND
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United States of America Patent
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Apr 23, 2015
app pub date -
Oct 18, 2013
filing date -
Oct 18, 2013
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Abstract
Disclosed are compositions that include (a) an aqueous polyurethane dispersion prepared from an isocyanate-terminated prepolymer; and (b) a hydroxyl-functional compound having an average hydroxyl equivalent weight of greater than 40 gram/equivalent to less than 500 gram/equivalent. Also disclosed are methods of using the compositions as, for example, a sealant.
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