4.
Name: Ethanol, 2,2-(1,4-phenylenebis(oxy))bis-, polymer with alpha-hydro-omega-hydroxypoly(oxy-1,4-butanediyl) and 1,1-methylenebis(4-isocyanatobenzene), isocyanate-terminated
CAS: 68609-20-1



5.
Name: 1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, polymer with 1,3-diisocyanatomethylbenzene and 2,2-oxybis(ethanol), isocyanate-terminated
CAS: 68002-38-0


