99728-52-6 Phosphoric acid, butyl propylene glycol ester, 1,3-diisocyanato-2-methylbenzene polymer Poly(oxy(methyl-1,2-ethanediyl)), alpha,alpha'-(oxybis(butoxyphosphinylidene))bis(omega-hydroxy-, polymer with 1,3-diisocyanato-2-methylbenzene