Synonyms: Propyleneglycol, polymer with 3a,4,7,7a-tetrahydro-1,3-dioxo-2-oxaindane, maleic anhydride and 2,2-dimethyl-1,3-propanediol;Propyleneglycol,polymer with 3a,4,7,7a-tetrahydro-1,3-dioxo-2-oxaindane,maleic anhydride and 2,2-dimethyl-1,3-propanediol