Gas permeable coated porous membranes
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United States of America Patent
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Aug 30, 1994
Issued Date -
N/A
app pub date -
Jul 30, 1993
filing date -
Dec 14, 1992
priority date (Note) -
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Abstract
A gas permeable material having continuous pores through it, in which the pore interiors are coated with a coating composition of the formula: ##STR1## wherein B is selected from the class consisting of ##STR2## and R is (--CH.sub.2 --).sub.x wherein x is a cardinal number of 1-4; Y i s C.sub.n F.sub.2n+1 or ##STR3## where n is a cardinal number of 3-20 and R.sup.1 is H or alkyl of 1-4 carbon.
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