68607-46-5 Rosin,polymer with bisphenol A,butylphenol and formaldehyde
68610-33-3 1,3-Propanediol, 2-ethyl-2-(hydroxymethyl)-, polymer with .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl) and 1,1-methylenebis4-isocyanatobenzene, isocyanate-terminated
68609-51-8 Hexanedioic acid, polymer with 1,3-diisocyanatomethylbenzene and 1,2-ethanediol, isocyanate-terminated