Ageing mechanism of durability of various kinds of sealants was discussed in the light of their cross-linking process, testing results of heat ageing and Xenon lamp weathering.
本文结合各类密封材料的交联反应过程和热老化、氙灯老化试验结果，对其耐久性的老化反应机理进行了探讨。
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The tests of curing condition, resistance to medium and hydrothermal ageing showed that the J-200-1D adhesive has excellent processing properties and resistance to weathering.
The results of laboratory accelerated weathering test and laser raman spectroscopy test show that, the property of ageing resistance and recoatability has greatfully been improved.