Polyalkylene terephthalate compositions stabilized with phosphorous acid esters

摘要

A stabilized molding composition containing A) polyalkylene terephthalate and B) a small amount of an ester of phosphorous acid is disclosed. The composition which may further contain any of fillers, reinforcing agents, flame-proofing additives, aromatic poly(ester)-carbonate, elastomeric modifiers, and further conventional additives exhibits improved resistance to thermal hydrolysis.