2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, α-hydro-ω-hydroxypoly(oxy-1,2-ethanediyl) and 1,1'-methylenebis[4-isocyanatocyclohexane]
2-Oxepanone, polymer with 2-ethyl-2-(hydroxymethyl)-1,3-propanediol, α-hydro-ω-hydroxypoly(oxy-1,2-ethanediyl) and 1,1'-methylenebis[4-isocyanatocyclohexane]