Polyester chain-extended vinyl ether urethane oligomers
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United States of America Patent
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May 28, 1991
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N/A
app pub date -
May 10, 1989
filing date -
May 10, 1989
priority date (Note) -
Expired
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Abstract
A vinyl ether oligomer especially useful for coatings is prepared by reacting an hydroxyl-terminated polyester, a diisocyanate, and a hydroxy monovinyl ether having formulas as defined herein.
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