Composite semipermeable membrane

B - Operations – Transporting – 01 – D

Patent

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117/88.5

B01D 69/12 (2006.01)

Patent

CA 1335063

A composite semipermeable membrane on a semiporous support or substrate is produced by employing an interfacial polymerization reaction between (1) an aqueous phase comprising a blend of water soluble and water dispersable compounds and (2) and organic phase comprising poly-functional crosslinking reagents capable of reacting and/or polymerizing with one or more of the ingredients of said aqueous phase.

577559

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