Hydroxy-functionalized poly(amino ether) salts
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United States of America Patent
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Nov 10, 1998
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app pub date -
Aug 14, 1997
filing date -
Aug 14, 1997
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Abstract
Poly(hydroxyaminoether) ammonium salts are prepared by contacting a poly(hydroxy amino ether) with a protonic acid or an alkyl halide in an amount and under reaction conditions sufficient to form a poly(hydroxy amino ether) ammonium salt having an oxygen transmission rate of less than about 0.5 cm.sup.3 -mil/100 in.sup.2 -atm(O.sub.2)-day.
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