ASYMMETRIC HYDROPHILIC MEMBRANE BY GRAFTING

• Main Authors: CALFY, MARIA, WANG, I-FAN, MCCLENDON, SONIA
• Format: Patent
• Language: English; French
• Published: 15.08.2002
• Edition: 7
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRICITY; PERFORMING OPERATIONS; PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL; PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY; SEPARATION; TRANSPORTING

Asymmetric hydrophilic polymeric membranes are disclosed wherein the asymmetry between the pore diameters of the first and second membrane faces is at least about 2:1, and wherein the membrane comprises a hydrophobic polymer to which hydrophilic moieties have been covalently bonded. A method of prep...