| 摘要 |
<p>This invention relates to thermoplastic olefin (TPO) compositionsthat are UV stabilized by a combination of an ortho-hydroxy tris-aryl-s-triazine compound; a hindered amine compound containing a 2,2,6,6-tetraalkylpiperdine or 2,2,6,6-tetraalkylpiperazinone radical; and a hindered hydroxybenzoate compound.</p> |
