39420-98-9 Benzene, 1,1'-methylenebis(isocyanato polymer and polypropylene glycol Benzene, 1,1'-methylenebis(isocyanato-, polymer with alpha-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)) Poly(oxy(methyl-1,2-ethanediyl)), alpha-hydro-omega-hydroxy-, polymer with 1,1'-methylenebis(isocyanatobenzene) Poly(oxypropylene)glycol, methylenediphenyl diisocyanate copolymer Polypropylene glycol, diphenylmethane diisocyanate polymer