| 摘要 |
This invention relates to compositions comprising a polycarbonate, polyester or polyketone which is subject to oxidative, thermal and/or light-induced degradation, or their mixtures and blends, and at least one benzofuran-2-one type compound, to the use thereof for stabilising polycarbonate, polyester or polyketone or their mixtures or blends against oxidative, thermal and/or light-induced degradation, as well as to a process for stabilising these plastic materials.
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