abstract |
POLYOLEFIN RESIN COMPOSITIONS EACH STABILIZED AGAINST THERMAL AGING, WHICH COMPOSITIONS EACH CONTAINS A STABILIZING AMOUNT OF AN ESTER OF ALKYLTHIO-PROPIONIC OR ALKYLTHIO-BUTYRIC ACID WITH A POLYOL, THE POLYOL BEING LIMITED TO FIVE GROUPS, SINGLY OR IN COMBINATION WITH A PHENOLIC ANTIOXIDANT. |