| 摘要 |
The present invention relates to membrane electrode assemblies comprising (i) at least two electrochemically active electrodes, (ii) said electrodes being separated by at least one polymer electrolyte membrane or electrolyte matrices, (iii) said electrodes having a catalyst layer being in contact with the above-mentioned polymer electrolyte membrane or matrices, (iv) said catalyst layer at the cathode comprising a polymer comprising the recurring units of the general formula (I) as ionomeric material and fuel cells with increased performance. |
