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US 4,788,226 AGranted
Polyamide membranes
AssigneeDomnick Hunter Filters Limited
InventorRichard Curry
Life of this patent
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Abstract
A microporous membrane suitable for use in microfiltration. The membrane is a hydrophilic skinless sheet, formed of polytetramethylene adipamide, either alone, or in admixture with at least one other polyamide.
Claims8
A microporous membrane comprising a hydrophilic, skinless sheet of polytetramethylene adipamide, either alone or in admixture with at least one other polyamide.
Dependencies are inferred from the claim text.