申请人:BASF SE
公开号:US10683409B2
公开(公告)日:2020-06-16
The invention relates to a composition, which comprises the components (a) an organic material susceptible to oxidative, thermal or light-induced degradation, which is a polyether polyol, a polyester polyol or a polyurethane; (b) a bisphenolic stabilizer of formula (I) wherein n is 1, 2, 3, 4, 5, 6, 7, 8, 9, 10 or 11; and (c) a chromanol stabilizer of formula (II) wherein R1 and R2 are independently of each other H or C1-alkyl. A process for manufacturing the aforementioned composition, the use of an additive mixture comprising component (b) and (c) for stabilizing the component (a) and the additive mixture itself are described.
本发明涉及一种组合物,该组合物由以下组分组成:(a) 易氧化、热或光引起降解的有机材料,即聚醚多元醇、聚酯多元醇或聚氨酯;(b) 式 (I) 的双酚稳定剂,其中 n 为 1、2、3、4、5、6、7、8、9、10 或 11;以及 (c) 式 (II) 的色烷醇稳定剂,其中 R1 和 R2 互不独立地为 H 或 C1-烷基。此外,还介绍了上述组合物的生产工艺、由成分 (b) 和 (c) 组成的添加剂混合物用于稳定成分 (a) 以及添加剂混合物本身的用途。