High strength nylon blend membranes
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United States of America Patent
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-
Oct 16, 1984
Issued Date -
N/A
app pub date -
Mar 2, 1984
filing date -
Apr 21, 1982
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A casting solution of two nylons in formic acid, e.g., high molecular weight extrusion grade Nylon 66 homopolymer [.eta.] about 2 or higher, and nylon multipolymer 66, 610, 6 as a strengthening polymer and gelation promoter, when cast by either the dry or wet phase inversion processes, results in highly unexpected membranes of superior strength, flexibility, and uniformity, suitable for use in microfiltration and ultrafiltration.
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