Cast-on-Tricot Asymmetric and Composite Separation Membranes
OwnerMan-Wing Tanginventor
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Abstract
The present invention the manufacture of a membrane for gas and liquid separations in which a polymer layer is applied directly to a tricot fabric instead of the conventional cloth or glass or metal substrate.
Claims17
A process for preparation of a membrane comprising applying a polymer solution to one side of a sheet of a fabric wherein said fabric comprises a series of interconnected loops in one direction and lines of loops in a perpendicular direction and after application of said polymer solution removing solvent ingredients from said polymer solution.
An asymmetric membrane comprising a polymer layer on a sheet of fabric comprising a series of interconnected loops in one direction and lines of loops in a perpendicular direction.
Dependencies are inferred from the claim text.