The PBMI/YM modified resin-matrix contact strip against copper has superior wear resistance at elevated temperature than that of unmodified one under the same conditions.

• 结果表明：PBMI/YM改性树脂的耐热性优于YM树脂，PBMI/YM改性树脂基滑板的耐磨性明显优于YM树脂基滑板。