(METH)ACRYLIC-MODIFIED POLYURETHANE COMPOSITION AND PREPARATION METHOD THEREFOR
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United States of America Patent
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Oct 17, 2024
app pub date -
Aug 10, 2022
filing date -
Aug 10, 2022
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Abstract
The present invention relates to a (meth)acrylic-modified polyurethane composition and a preparation method therefor, and, more specifically, to: a (meth)acrylic-modified polyurethane composition and a preparation method therefor, the composition comprising a hydrophilic (meth)acrylic-modified polyurethane, which comprises a polymerization unit derived from an anhydrosugar alcohol-alkylene oxide adduct, and a lipophilic (meth)acrylic-modified polyurethane, which comprises a polymerization unit derived from a lipophilic polyol, and enabling provision of an adhesive composition having excellent eco-friendliness, adhesive strength (particularly, adhesive strength between dissimilar materials) and oil resistance, and a hygroscopic coating composition having excellent hygroscopicity so as to be suitable for condensation prevention.
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