Patent ID: 6949285
Filing Date: 2005-09-27
Classification: B01D,H01M,Y02E,Y10T

Abstract:
1. A membrane consisting of a composition including (a) 10 to 90 wt-% of at least one polyurethane elastomer comprising at least one hard segment and at least one soft segment, and (b) 90 to 10 wt-% of a solid, wherein said solid is incorporated in said at least one polyurethane elastomer, and said solid is an inorganic Li-ion-conducting solid selected from the group consisting of lithium borates, lithium aluminates, lithium aluminosilicates, lithium zeolites, lithium carbides, lithium oxides, lithium mixed oxides, Li 2 NH, LiNH 2 , lithium phosphates, Li 2 CO 3 , lithium silicates in the form of ladder-type, ino-, phyllo- and tectosilicates, lithium sulfates and mixtures thereof.