Hydrophilic compositions with increased thermal resistance
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United States of America Patent
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Oct 4, 1994
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N/A
app pub date -
Nov 15, 1993
filing date -
Nov 15, 1993
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Abstract
A fluid filtration material made of a porous substrate, e.g. a membrane or a fabric, that is coated with a fluorinated copolymer that contains recurring vinyl alcohol units that have been reacted with a monoepoxide to aid in preventing loss of hydrophilicity in the coated material.
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