Abstract: The present invention relates to medical devices, such as catheters, made from a composition comprising at least one (per) fluoropolyether polymer; methods for the manufacture thereof; and their uses and applications in medicine.

Abstract: The invention pertains to a polyaryl ether sulfone polymer solution [solution (SP)] comprising: —at least one sulfone polymer [polymer (PSI)] having recurring units, wherein more than 50% moles, with respect to all the recurring units of polymer (PSI), are recurring units (RPSI) selected from the group consisting of those of formulae (RPSI-1) and (RPSI-2) herein below: (RPSI-1) (RPSI-2) wherein: —each of E?, equal to or different from each other and at each occurrence, is selected from the group consisting of those of formulae (E?-1) to (E?-3): (E?-I) (E?-II) (E?-III) —each R? is independently selected from the group consisting of halogen, alkyl, alkenyl, alkynyl, aryl, ether, thioether, carboxylic acid, ester, amide, imide, alkali or alkaline earth metal sulfonate, alkyl sulfonate, alkali or alkaline earth metal phosphonate, alkyl phosphonate, amine and quaternary ammonium; and —j? is zero or an integer of 1 to 4; is a bond or a divalent group optionally comprising one or more than one heteroatom; preferably

Abstract: The present invention relates to a porous membrane, process for the manufacture thereof and uses thereof.

Abstract: The invention pertains to a purification method for a biological fluid comprising at least a filtration step through a membrane obtained from a sulfone polymer [polymer (PSI)] derived from bio-based feed-stocks. In particular the PSI polymer comprises more than 50% moles recurring units (RPSI) comprising sugar moieties selected from the group consisting of those of formulae (E?-1) to (E?-3): The invention further relates to polymer solutions and polymer membranes comprising at least one polymer (PSI) and that are free from pore-forming agents.

Abstract: The present invention relates to a composition comprising at least one aromatic polymer and at least one fluorinated polymer, articles made from such compositions and uses thereof.

Abstract: The present invention relates to medical devices, such as catheters, made from a composition comprising at least one (per) fluoropolyether polymer; methods for the manufacture thereof; and their uses and applications in medicine.

Abstract: The present invention relates to polymer compositions (C) for the preparation of porous article, notably microporous membranes or hollow fibers. More particularly, the present invention relates to a process of preparing a porous article from a blend of at least one semi-crystalline or amorphous polymer (P) with an additive followed by a step of shaping the article and contacting the article with water to dissolve the additive and create an interconnected pore network within the shaped article.

Abstract: The present invention relates to a composition comprising at least one aromatic polymer and at least one fluorinated polymer, articles made from such compositions and uses thereof.

Abstract: The present invention relates to a porous membrane, process for the manufacture thereof and uses thereof.

Abstract: The invention pertains to a polyaryl ether sulfone polymer solution [solution (SP)] comprising: —at least one sulfone polymer [polymer (PSI)] having recurring units, wherein more than 50% moles, with respect to all the recurring units of polymer (PSI), are recurring units (RPSI) selected from the group consisting of those of formulae (RPSI-1) and (RPSI-2) herein below: (RPSI-1) (RPSI-2) wherein: —each of E?, equal to or different from each other and at each occurrence, is selected from the group consisting of those of formulae (E?-1) to (E?-3): (E?-I) (E?-II) (E?-III) —each R? is independently selected from the group consisting of halogen, alkyl, alkenyl, alkynyl, aryl, ether, thioether, carboxylic acid, ester, amide, imide, alkali or alkaline earth metal sulfonate, alkyl sulfonate, alkali or alkaline earth metal phosphonate, alkyl phosphonate, amine and quaternary ammonium; and —j? is zero or an integer of 1 to 4; is a bond or a divalent group optionally comprising one or more than one heteroatom; preferably

Abstract: The present invention pertains to a fluoropolymer-based porous membrane, to a process for manufacturing said porous membrane and to use of said porous membrane as filtration membrane for liquid and/or gas phases, in particular water-based phases.

Abstract: The present invention pertains to a porous membrane, to a process for manufacturing said porous membrane and to use of said porous membrane as filtration membrane for liquid and/or gas phases, in particular water-based phases.

Abstract: The invention relates to a composite comprising a porous substrate at least partially coated with a coating layer prepared from curing a coating composition (C), the coating composition (C) comprising at least one curable perfluoropolyether (PFPE) polymer. The invention further relates to a process for manufacturing a composite as afore-described, comprising the steps of: (a) providing a coating composition (C) comprising at least one curable perfluoropolyether (PFPE) polymer; (b) depositing said coating composition (C) on a porous substrate; and (c) crosslinking said coating composition (C) to form a porous substrate at least partially coated.

Abstract: The present invention pertains to a process for the manufacture of a grafted fluoropolymer [polymer (Fg)], said process comprising reacting: A) at least one fluoropolymer comprising at least one functional group selected from the group consisting of a hydroxyl group and a carboxylic acid group [polymer (F)], B) at least one polyoxyalkylene (POA) of formula (I): RB—(CH2—O)x—(CH2CHRAO)n—(CH2—O)x?—RC, wherein at least one of RB and RC is a reactive group comprising at least one heteroatom selected from oxygen and nitrogen different from the hydroxyl group, the remaining, if any, being a —[O]z—CH3 alkyl group, wherein z is 0 or 1, RA is a hydrogen atom or a C1-C5 alkyl group, x and x?, equal to or different from each other, are independently 0 or 1, and n is an integer comprised between 2 and 1000, preferably between 5 and 200, C) optionally, in the presence of at least one catalyst, and D) optionally, in the presence of at least one organic solvent (S).

Abstract: The present invention pertains to a process for the manufacture of a grafted fluoropolymer [polymer (Fg)], said process comprising reacting: A) at least one fluoropolymer comprising at least one functional group selected from the group consisting of a hydroxyl group and a carboxylic acid group [polymer (F)], B) at least one polyoxyalkylene (POA) of formula (I): RB—(CH2—O)x—(CH2CHRAO)n—(CH2—O)x?—RC, wherein at least one of RB and RC is a reactive group comprising at least one heteroatom selected from oxygen and nitrogen different from the hydroxyl group, the remaining, if any, being a —[O]z—CH3 alkyl group, wherein z is 0 or 1, RA is a hydrogen atom or a C1-C5 alkyl group, x and x?, equal to or different from each other, are independently 0 or 1, and n is an integer comprised between 2 and 1000, preferably between 5 and 200, C) optionally, in the presence of at least one catalyst, and D) optionally, in the presence of at least one organic solvent (S).

Abstract: The invention relates to a composite comprising a porous substrate at least partially coated with a coating layer prepared from curing a coating composition (C), the coating composition (C) comprising at least one curable perfluoropolyether (PFPE) polymer. The invention further relates to a process for manufacturing a composite as afore-described, comprising the steps of: (a) providing a coating composition (C) comprising at least one curable perfluoropolyether (PFPE) polymer; (b) depositing said coating composition (C) on a porous substrate; and (c) crosslinking said coating composition (C) to form a porous substrate at least partially coated.