Hexanedioic acid polymer with 1,6-diisocyanatohexane, dimethyl carbonate, 2,2-dimethyl-1,3-propanediol, 2-ethyl-2-(hydroxy methyl)-1,3-propanediol, 1,6-hexanediol, 3-hydroxy-2-(hydroxy methyl)-2-methylpropanoic acid, 1,3-isobenzofurandione and 2-oxepanone