Abstract: A gas diffusion electrode for a fuel cell which comprises a gas-permeable substrate that has functional groups is provided, said groups being capable of complexing cations, and catalytically active noble metal particles and/or atoms, said particles and/or atoms being bonded by the functional groups to a surface of a first flat side of the substrate and/or in a surface-proximal region of a first flat side of the substrate. The gas diffusion electrode according to the invention combines the functions of a gas diffusion layer and a catalytic layer in an integral component and is distinguished by a high long-term stability with respect to degradation phenomena of the catalyst.

Abstract: A gas diffusion electrode for a fuel cell which comprises a gas-permeable substrate that has functional groups is provided, said groups being capable of complexing cations, and catalytically active noble metal particles and/or atoms, said particles and/or atoms being bonded by the functional groups to a surface of a first flat side of the substrate and/or in a surface-proximal region of a first flat side of the substrate. The gas diffusion electrode according to the invention combines the functions of a gas diffusion layer and a catalytic layer in an integral component and is distinguished by a high long-term stability with respect to degradation phenomena of the catalyst.

Abstract: The invention relates to a molding compound (100) for electronic components, comprising a plastic main matrix (10) into which a polypropylene plastic particles (11) having a beta-crystallite structure are introduced.

Abstract: The invention relates to a molding compound (100) for electronic components, comprising a plastic main matrix (10) into which a polypropylene plastic particles (11) having a beta-crystallite structure are introduced.

Abstract: A cooling module (2) for a fuel cell (1) including a cooling circuit (3) for conducting a coolant, and a treatment unit (10) for the coolant, which is situated in the cooling circuit (3) in such a way that the coolant flowing in the cooling circuit (3) flows through it. The treatment unit (10) includes a filter medium (11) for removing metal ions from the coolant which includes a polymer having amidoxime and/or hydroxamic acid groups and is in contact with the coolant.

Abstract: A polymer-based layer structure with an oleophobic/hydrophobic surface for coating, sealing, and/or connecting technical components or parts of said components, comprising—a first layer which comprises a polymer, —a second layer that adjoins the first layer and comprises a polymer and particles which comprise a fluoropolymer and which are distributed in the silicone, and —an outer layer that adjoins the second layer and comprises a fluorocarbon compound with at least one reactive group and optionally particles which comprise a fluoropolymer and which are distributed in the fluorocarbon compound. The invention also relates to an electric machine which has the layer structure, said layer structure being provided in particular as a potting compound on a winding and/or on switching rings of the stator and/or as a magnet bonding adhesive of the rotor.

Abstract: A cooling module (2) for a fuel cell (1) including a cooling circuit (3) for conducting a coolant, and a treatment unit (10) for the coolant, which is situated in the cooling circuit (3) in such a way that the coolant flowing in the cooling circuit (3) flows through it. The treatment unit (10) includes a filter medium (11) for removing metal ions from the coolant which includes a polymer having amidoxime and/or hydroxamic acid groups and is in contact with the coolant.

Abstract: A polymer-based layer structure with an oleophobic/hydrophobic surface for coating, sealing, and/or connecting technical components or parts of said components, comprising—a first layer which comprises a polymer, —a second layer that adjoins the first layer and comprises a polymer and particles which comprise a fluoropolymer and which are distributed in the silicone, and—an outer layer that adjoins the second layer and comprises a fluorocarbon compound with at least one reactive group and optionally particles which comprise a fluoropolymer and which are distributed in the fluorocarbon compound. The invention also relates to an electric machine which has the layer structure, said layer structure being provided in particular as a potting compound on a winding and/or on switching rings of the stator and/or as a magnet bonding adhesive of the rotor.