68189-48-0 Carbonic dichloride, polymer with 1,4-butanediol, 4,4'-diisocyanato-3,3'-dimethyl-1,1'-biphenyl, 1,6-hexanediol, alpha-hydro-omega-hydroxypoly(oxy-1,2-ethanediyl), 2-(hydroxymethyl)-2-methyl-1,3-propanediol, 4,4'-(methanetetrayldinitrilo)bis(3,5-bis(1-methylethyl)phenol) and 2-oxepanone