Patent ID: 9174175
Filing Date: 2015-11-03
Classification: B01D,C08K

Abstract:
1. A physically and chemically cured membrane composition comprising an inlet face and an outlet face, and incorporating ingredients comprising: a) at least one membrane compound comprising a plurality of ester moieties and a plurality of N-containing backbone moieties, wherein each N-containing moiety is at least divalent, wherein the at least one compound comprises ester repeat units of Formula I: and at least one second repeat unit selected from the esteramide units of Formula II and/or the esteramide units of Formula III, and optionally at least one repeat unit of the ester-urethane units of Formula IV: wherein: each R is independently selected from a C each R each R each R w+x+y+z=1, 0<w<1, and at least one of x and y is greater than 0; Ra is a C n is at least 1 and has a mean value less than 2; and b) at least one azide crosslinking agent that chemically crosslinks the at least one membrane compound.