HALS are experimentally used in PVC films in this study.It is shown that thermostabilization and photostabilization functions of HALS are similar to those of benzophenone in PVC.
将受阻胺光稳定剂
PVC薄膜，结
表明，该光稳定剂PVC中，其光、热稳定效与二苯甲酮类紫外光稳定剂相近。
HALS are experimentally used in PVC films in this study.It is shown that thermostabilization and photostabilization functions of HALS are similar to those of benzophenone in PVC.
将受阻胺光稳定剂PVC薄膜，结表明，该光稳定剂PVC中，其光、热稳定效与二苯甲酮类紫外光稳定剂相近。
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