UV absorbing polymer
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United States of America Patent
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Jun 26, 2001
Grant Date -
N/A
app pub date -
Jul 7, 1999
filing date -
Jul 7, 1999
priority date (Note) -
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Abstract
An ultraviolet-absorbing polymer is formed from a reaction mixture including a diisocyanate, at least one selected from the group consisting of a diol, a diamine and mixtures thereof, and a polyfunctional UV-absorbing monomer.
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