磨耗不仅会导致高分子链的断裂，而且可能会发生链转移反应和大分子自由基的异构化反应。提出了胶料磨耗是机械力引发的具有链式反应特征的力化学反应的结果。

The results show that the abrasion process is similar to its aging by heat and oxygen. The abrasion not only resulted in the fragmentation of macromolecule chain, but also would lead to ch…

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