68908-53-2 Dibutyl bis(omega-hydroxypoly(oxypropylene))pyrophosphate, toluenediisocyanate copolymer, isocyanate terminated Poly(oxy(methyl-1,2-ethanediyl)), alpha,alpha'-(oxybis(butoxyphosphinylidene))bis(omega-hydroxy-, polymer with 1,3-diisocyanatomethylbenzene, isocyanate-terminated