| 摘要 |
21.04.1989 FI/Br 7138A112 The invention relates to a maintenance-free sliding bearing, consisting of a metal base and a layer, applied directly on it, of a copolymer of perfluoroalkyl vinyl ether of the formula: CF2 = CF - O - Rf, where Rf denotes a perfluoroethyl radical, perfluoro-n-propyl radical or perfluoro-n-butyl radical, and tetrafluoroethylene, which forms either the sliding layer or an intermediate layer on which a sliding layer of plastic is applied. Figure |
