The test results from impact strength, hardness, adhesive force and resistance to acid and alkali of the cured film showed that the modified polyester had better mechanical properties, but the resistance to alkali was deficient.

• 对固化膜的冲击性能、硬度、附着力，以及酸、碱溶剂等的耐受力等性能的测试结果表明，改性后的光敏聚酯的力学性能良好，但耐碱性不足。