VINYL ETHER-BASED STAR POLYMER AND PROCESS FOR PRODUCTION THEREOF
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United States of America Patent
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Issued Date -
Jan 26, 2012
app pub date -
Jan 8, 2010
filing date -
Mar 24, 2009
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Abandoned
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Abstract
Provided is a vinyl ether-based star polymer which has an arm including a vinyl ether polymer and an arm including an oxystyrene polymer. Also provided is a process for producing the star polymer, which can be continuously carried out in a series of steps. Said vinyl ether-based star polymer and process for producing the same are such that the polymer includes a core and polymer-chain arm portions extending from the core, in which an arm portion including vinyl ether repeating units and an arm portion including oxystyrene repeating units are provided.
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