Hexanedioic acid, polymer with 2-butene-1,4-diol, 1,6-diisocyanatohexane, 2,2-dimethyl-1,3-propanediol, 1,6-hexanediol, 1,1-methylenebis4-isocyanatocyclohexane, methyloxirane, 2-methyl-1,5-pentanediamine and sodium hydrogen sulfite, polyethylene-polypropy