POLYTHIOETHERIMIDES AND METHOD FOR PRODUCING THEREOF
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United States of America Patent
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Issued Date -
Mar 17, 2011
app pub date -
Dec 19, 2008
filing date -
Dec 19, 2007
priority date (Note) -
Abandoned
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Abstract
Polythioetherimides and a producing method thereof. The method is comprised of using monosubstituted phthalic anhydride isomer as raw material, reacting it with disubstituted amine to produce disubstituted phthalimide, allowing coupling reaction between the obtained phthalimide and an alkali metal sulfide or sulfur to produce polythioetherimides.
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