阅读说明：本技术 光稳定剂化合物、组合物和方法 (Light stabilizer compounds, compositions and methods ) 是由 C·A·邦达 于 2019-06-13 设计创作，主要内容包括：提供了杂环化合物。特别地,所述杂环化合物的杂原子可以是氮。所述杂环化合物可表现出稳定光敏化合物的能力。也提供了包含这些杂环化合物的局部组合物。特别地,这些局部组合物进一步包含光敏化合物。也提供了稳定光敏化合物的方法。这些方法包括将光敏化合物与光稳定剂杂环化合物混合。(Heterocyclic compounds are provided. In particular, the heteroatom of the heterocyclic compound may be nitrogen. The heterocyclic compound may exhibit the ability to stabilize the photosensitive compound. Topical compositions comprising these heterocyclic compounds are also provided. In particular, these topical compositions further comprise a photoactive compound. Methods of stabilizing photosensitive compounds are also provided. These methods include mixing a photosensitive compound with a light stabilizer heterocyclic compound.)