About equimolar ethylene/chlorotrifluoroethylene copolymer compositions are stabilized against thermal degradation by incorporating therein a stabilizing system comprising (a) a phosphate of an organic polyhydric phenol; (b) a salt of a carboxylic acid and a metal of Group II of the Periodic Table; and (c) an ester of a (4-hydroxy-5-alkylphenyl)alkanoic acid.
通过在约等摩尔
乙烯/
三氟氯乙烯共聚物组合物中加入稳定体系来防止热降解,该稳定体系包括:(a) 有机多氢
酚的
磷酸酯;(b)
羧酸和元素周期表第二族
金属的盐;(c) (
4-羟基-5-烷基苯基)烷酸的酯。