申请人:ELF ATOCHEM NORTH AMERICA, INC.
公开号:EP0427103A1
公开(公告)日:1991-05-15
The present invention is directed to a composition comprising a polymeric engineering resin selected from the group consisting of polycarbonates, polyarylethers, polyamides, polyesters, polyacetals, polyaryl sulfides, cellulose esters and styrene copolymers; and an amount of an organic sulfide antioxidant sufficient to stabilize the resin against oxidative or thermal degradation during processing and use, the organic sulfide antioxidant being represented by Formula I, II, or III:
wherein m, n, R, R¹, R², R³, R⁵, R⁶, R⁷ and R⁸ are as set forth in the Summary of the Invention.
本发明涉及一种组合物,该组合物包含选自由聚
碳酸酯、聚芳基醚、聚酰胺、聚酯、 聚
缩醛、聚芳基
硫醚、
纤维素酯和
苯乙烯共聚物组成的组中的聚合物工程
树脂;以及一 定量的有机
硫化物抗氧化剂,该有机
硫化物抗氧化剂的用量足以稳定
树脂,使其在加工和 使用过程中不发生氧化或热降解,该有机
硫化物抗氧化剂由式 I、II 或 III 表示:
其中 m、n、R、R¹、R²、R³、R⁵、R⁶、R⁷ 和 R⁸ 如发明摘要所述。