Synonyms: 1,3-Isobenzofurandione, hexahydro-, polymer with 2,2-dimethyl-1,3-propanediol;1,3-isobenzofurandione, hexahydro-, polymer with2,2-dimethyl-1,3-propanediol;1,3-Isobenzofurandione,hexahydro-,polymer with 2,2-dimethyl-1,3-propanediol;Neopentyl glycol, hexahydrophthalic anhydride polymer;Neopentyl glycol,hexahydrophthalic anhydride polymer