| 摘要 |
Organic materials, especially polyolefins, having excellent stability against oxidative, thermal or light-induced degradation comprise, as stabilisers, ( alpha ) at least one compound of formula (A), wherein n' is a number from 1 to 6, R'1, R'2, R'3 and R'4 are each independently of the others C4-C22-alkyl, C7-C9phenylalkyl; or C5-C8cycloalkyl unsubstituted or substituted by C1-C4alkyl; or R'1 and R'2 together and/or R'3 and R'4 together are C2-C9alkylene or a group of formula (a), R'5 and R'6 are each independently of the other -CH2-CH2- or formula (b), and ( beta ) (i) at least one compound of the benzofuran-2-one type or (ii) alpha -tocopherol.
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