辅助稳定剂为二苯甲酰甲烷、硬脂酸或聚乙烯蜡或其复配物。
The assistant stabilizing agent is dibenzoyl methane, stearic acid, polyethylene wax or compound thereof.
已知的是，二苯甲酰甲烷及其衍生物对紫外辐 射相对敏感，且它们在日光作用下迅速分解。
It is known that dibenzoylmethane and its derivatives are relatively sensitive to ultraviolet radiation and they decompose rapidly under the effect of sunlight.
本发明还涉及用有效量的至少一种式（I）二硫杂环戊烷化合物使至少一种二苯甲酰甲烷衍生物对辐射光稳定化的方法。
This invention also relates to a light stabilizing method for at least one dibenzoylmethane derivative with effective amounts of at least one dithiolane compound (I).
本发明还涉及用有效量的至少一种式（I）二硫杂环戊烷化合物使至少一种二苯甲酰甲烷衍生物对辐射光稳定化的方法。
This invention also relates to a light stabilizing method for at least one dibenzoylmethane derivative with effective amounts of at least one dithiolane compound (I).
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