Method for the surface modification of formed bodies and formed bodies produced thereby
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United States of America Patent
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Aug 20, 1996
Issued Date -
N/A
app pub date -
Dec 23, 1994
filing date -
Mar 6, 1991
priority date (Note) -
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Abstract
Fabrication of the surface-grafted microporous membranes by coating the membrane with an N-halogenated compound, followed by grafting with an unsaturated monomer and sodium dithionite in a primarily aqueous solution that may contain an organic halogen compound selected from carbon tetrachloride and trichloroacetic acid. The coating may be formed in situ and may be cross-linked.
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