1,2-Propanediol, 1,3-butanediol, tripropylene glycol, diphenylmethane diisocyanate polymer 1,3-Butanediol, polymer with 1,1'-methylenebis(4-isocyanatobenzene), ((1-methyl-1,2-ethanediyl)bis(oxy))bis(propanol) and 1,2-propanediol 70644-57-4