1,3-Diazetidin-2-one, 1,3-bis(4-((4-isocyanatophenyl)methyl)phenyl)-4-((4-((4-isocyanatophenyl)methyl)phenyl)imino)-, polymer with alpha-hydro-omega-hydroxypoly(oxy(methyl-1,2-ethanediyl)) and alpha,alpha',alpha''-1,2,3-propanetriyltris(omega-hydroxypoly(oxy(methyl-1,2-ethanediyl))) 96748-15-1