Synthesis of zinc acrylate copolymer from acid functional copolymer, zinc pyrithione, and copper compound
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United States of America Patent
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Oct 13, 2015
Grant Date -
Jul 18, 2013
app pub date -
Mar 5, 2013
filing date -
Feb 19, 2010
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Abstract
Disclosed is a composition containing zinc ester functional polymer and particulate copper pyrithione, wherein the particles have an average aspect ratio within a range of from about 8 to about 15, where the zinc ester functional polymer and the copper pyrithione are obtained by reacting an acid functional polymer with zinc pyrithione and a copper salt or a copper carboxylate. Also disclosed is an antifouling coating containing such a composition.
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