The coal-based photosensitizers are effective on catalysis photodegradation for degradable films, and the order of photocatalytic efficiency of the coal-based photosensitizers is XUS-TF>XUS-H>XUS-T.

• 结果表明煤基光敏剂对薄膜的光降解有较好的催化作用，三种煤基光敏剂的催化活性顺序为：XUS-TF>XUS-H>XUS-T。