Polyoxy(methyl-1,2-ethanediyl),.alpha.-hydro-.omega.-hydroxy-,ether with 2,2-bis(hydroxymethyl)-1,3-propanediol(4:1),polymer with 1,3-diisocyanatomethylbenzene
Polyoxy(methyl-1,2-ethanediyl),.alpha.-hydro-.omega.-hydroxy-,ether with 2,2-bis(hydroxymethyl)-1,3-propanediol(4:1),polymer with 1,3-diisocyanatomethylbenzene