Water- and oil-repellent fluoroacrylates
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United States of America Patent
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-
Feb 9, 2010
Grant Date -
Jul 26, 2007
app pub date -
Mar 19, 2007
filing date -
Dec 31, 2003
priority date (Note) -
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Abstract
Fluoroacrylates comprise the reaction product of: (a) at least one fluorochemical alcohol represented by the formula: C.sub.nF.sub.2n+1--X--OH wherein: n=1 to 4, ##STR00001## R=hydrogen or an alkyl group of 1 to 4 carbon atoms, m=2 to 8, R.sub.f=C.sub.nF.sub.2n+1, y=0 to 6, and q=1 to 8; (b) at least one unbranched symmetric diusocyanate; and (c) at least one hydroxy-terminated alkyl (meth)acrylate or 2-fluoro acrylate monomer having 2 to about 30 carbon atoms in its alkylene portion.
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