HIGHLY PURE POLOXAMERS AND PURIFICATION METHOD THEREOF
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United States of America Patent
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Issued Date -
Oct 17, 2013
app pub date -
Dec 22, 2011
filing date -
Dec 28, 2010
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Abandoned
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Abstract
Disclosed are a method for purifying poloxamers, comprising dissolving poloxamers in an organic solvent to prepare a polymer solution, and removing organometals or water from the polymer solution by at least one physical method selected from mixing of activated carbon with the polymer solution and centrifugation of the polymer solution, and poloxamers purified by the method.
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