Novel Poly(Vinylester) Copolymers and Poly (Vinylalcohol) Copolymers and the Use Thereof
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Novel polyvinyl ester and novel polyvinylalcohol copolymers
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New hydrogels based on polyvinyl alcohols and polyvinyl alcohol copolymers
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High performance membrane electrode assembly and its application in fuel cells
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Proton-conducting membrane and its use
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Proton-conducting membrane and its use
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Proton-conducting membrane and its use
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New poly (vinyl ester) and poly (vinyl alcohol) copolymers and their use
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New polyvinyl alcohols and new polyvinyl alcohol copolymers
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Proton-conducting polymer membrane comprising polymers having covalently bonded to aromatic groups sulfonic acid groups, membrane-electrode unit and their application in fuel cells
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Proton-conducting polymer membrane coated with a catalyst layer containing polymers comprising phosphonous acid groups, membrane-electrode assembly and their application in fuel cells
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Proton-conducting polymer membrane comprising at least one porous carrier material and its application in fuel cells
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Novel polyvinyl esters
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Process for the preparation of crystalline pyrophosphates, and use of these compounds as catalysts or as an additive for the membranes, in particular for membranes for fuel cells
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Asymmetric polymer membrane, process for their preparation and their use
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Production of polymer membrane, used in membrane electrode unit for fuel cell, uses phosphorus and/or sulfur oxy-acid in liquid for hydrolyzing membrane made by heating mixture of polyphosphoric acid and polyazole or precursors
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New polyvinyl ester-based polymers having special geometries, useful e.g. as fuel, motor oil, concrete or papermaking additives, adhesives, lubricants or lacquer components
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Transition metal catalysts, processes for their preparation and their use for the homo- and copolymerization of vinyl esters; Poly (vinyl esters), poly (vinyl alcohols); Poly (vinyl ester) copolymers, poly (vinyl alcohol) copolymers
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Transition metal catalysts, processes for their preparation and their use for the homo- and copolymerization of vinyl esters; Poly (vinyl esters), poly (vinyl alcohols); Poly (vinyl ester) copolymers, poly (vinyl alcohol) copolymers
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Proton conducting electrolyte membrane having reduced methanol permeability and the use thereof in fuel cells
