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United States of America Patent
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Mar 2, 2010
Grant Date -
Aug 28, 2008
app pub date -
Dec 6, 2005
filing date -
Dec 21, 2004
priority date (Note) -
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Abstract
alkylene; A is the residue of a dibasic acid or anhydride thereof; Z is the residue of a polyamine and/or polyimine; W is the residue of an oxide, urea or dibasic acid or anhydride thereof, or mixtures thereof; x is from 2 to 90; and v represents the maximum available number of amino and/or imino groups in Z which does not carry the group RR′N-T-O—(Y)X-T-NH-A-.
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