Smoke retardant vinyl chloride and vinylidene chloride polymer compositions

A smoke retarded composition comprising a vinyl chloride or vinylidene chloride polymer together with a smoke retardant amount of at least one amine molybdate, the amine used in preparing said amine molybdate containing from 1 to 40 carbon atoms and from 1 to 10 primary, secondary or tertiary amine groups or a mixture thereof.