A process for manufacturing a fluoropolymer membrane, said process comprising the following steps: (i) providing a composition [composition] comprising, preferably consisting of: - at least one fluoropolymer [polymer], - a water-soluble liquid medium [medium (M WS)] comprising, preferably consisting of, at least one solvent selected from the group consisting of esteramides of formula (I- ea) and diamides of formula (I- da): R 1 O(O=)C-A ea -C(=O)NR 3 R 4 (I- ea) R 5 R 6 N(O=)C-A da -C(=O)NR 5 R 6 (I- da) wherein: - R 1 is selected from the group consisting of C 1 -C 20 hydrocarbon groups, - R 3, R 4, R 5 and R 6, equal to or different from each other, are independently selected from the group consisting of hydrogen, C 1 -C 36 hydrocarbon groups, possibly substituted, being understood that R 3, R 4, R 5 and R 6 might be part of a cyclic moiety including the nitrogen atom to which they are bound, said cyclic moiety being possibly substituted and/or possibly comprising one or more than one additional heteroatoms, and - A ea and A da, equal to or different from each other, are independently C 3 -C 10 divalent alkylene groups, optionally comprising one or more ether oxygen atoms and/or one or more functional side groups; (ii) processing the composition at a temperature of at least 100°C thereby providing a film; (iii) cooling the film provided in step (ii) to a temperature below 50°C, thereby solidifying the film; (iv) contacting the film provided in step (iii) with a non-solvent medium [medium (M NS)] thereby removing the medium (M WS) and thereby providing a fluoropolymer membrane; and (v) optionally, drying the fluoropolymer membrane provided in step (iv). (i) providing a composition [composition] comprising, preferably consisting of: - at least one fluoropolymer [polymer], - a water-soluble liquid medium [medium (M WS)] comprising, preferably consisting of, at least one solvent selected from the group consisting of esteramides of formula (I- ea) and diamides of formula (I- da): R 1 O(O=)C-A ea -C(=O)NR 3 R 4 (I- ea) R 5 R 6 N(O=)C-A da -C(=O)NR 5 R 6 (I- da) wherein: - R 1 is selected from the group consisting of C 1 -C 20 hydrocarbon groups, - R 3, R 4, R 5 and R 6, equal to or different from each other, are independently selected from the group consisting of hydrogen, C 1 -C 36 hydrocarbon groups, possibly substituted, being understood that R 3, R 4, R 5 and R 6 might be part of a cyclic moiety including the nitrogen atom to which they are bound, said cyclic moiety being possibly substituted and/or possibly comprising one or more than one additional heteroatoms, and - A ea and A da, equal to or different from each other, are independently C 3 -C 10 divalent alkylene groups, optionally comprising one or more ether oxygen atoms and/or one or more functional side groups; - at least one fluoropolymer [polymer], - a water-soluble liquid medium [medium (M WS)] comprising, preferably consisting of, at least one solvent selected from the group consisting of esteramides of formula (I- ea) and diamides of formula (I- da): R 1 O(O=)C-A ea -C(=O)NR 3 R 4 (I- ea) R 5 R 6 N(O=)C-A da -C(=O)NR 5 R 6 (I- da) wherein: - R 1 is selected from the group consisting of C 1 -C 20 hydrocarbon groups, - R 3, R 4, R 5 and R 6, equal to or different from each other, are independently selected from the group consisting of hydrogen, C 1 -C 36 hydrocarbon groups, possibly substituted, being understood that R 3, R 4, R 5 and R 6 might be part of a cyclic moiety including the nitrogen atom to which they are bound, said cyclic moiety being possibly substituted and/or possibly comprising one or more than one additional heteroatoms, and - A ea and A da, equal to or different from each other, are independently C 3 -C 10 divalent alkylene groups, optionally comprising one or more ether oxygen atoms and/or one or more functional side groups; - R 1 is selected from the group consisting of C 1 -C 20 hydrocarbon groups, - R 3, R 4, R 5 and R 6, equal to or different from each other, are independently selected from the group consisting of hydrogen, C 1 -C 36 hydrocarbon groups, possibly substituted, being understood that R 3, R 4, R 5 and R 6 might be part of a cyclic moiety including the nitrogen atom to which they are bound, said cyclic moiety being possibly substituted and/or possibly comprising one or more than one additional heteroatoms, and - A ea and A da, equal to or different from each other, are independently C 3 -C 10 divalent alkylene groups, optionally comprising one or more ether oxygen atoms and/or one or more functional side groups; (ii) processing the composition at a temperature of at least 100°C thereby providing a film; (iii) cooling the film provided in step (ii) to a temperature below 50°C, thereby solidifying the film; (iv) contacting the film provided in step (iii) with a non-solvent medium [medium (M NS)] thereby removing the medium (M WS) and thereby providing a fluoropolymer membrane; and (v) optionally, drying the fluoropolymer membrane provided in step (iv).