Polyoxypropylenated pentaerythritol,polymethylenepolyphenyleneisocyanate polymer

acid, polymethylenepolyphenylene ester,polymer with alpha-hydro- omega-hydroxypoly[oxy(methyl-1,2-ethanediyl)] ether with2,2-bis(hydroxymethyl)-1,3-propanediol

Isocyanic acid,polymethylenepolyphenylene ester,polymer with .alpha.-hydro-.omega.-hydroxypoly [oxy(methyl-1,2-ethanediyl)] ether with 2,2-bis(hydroxymethyl)-1,3-propanediol

Isocyanic acid, polymethylenepolyphenylene ester, polymer with .alpha.-hydro-.omega.-hydroxypoly [oxy(methyl-1,2-ethanediyl)] ether with 2,2-bis(hydroxymethyl)-1,3-propanediol