Solventless method for preparation of carboxylic polymers
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United States of America Patent
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Apr 11, 2006
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app pub date -
Oct 16, 2003
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Oct 17, 2002
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Abstract
A solventless process for making a polymeric composition having at least two pendant carboxyl groups, which comprises reacting at least one molecule of water with at least one dicarboxylic acid anhydride group of at least one suitable polymer.
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