2-Butenedioic acid (2E)-, polymer with 1,3-isobenzofurandione, 4,4'-(1-methylethylidene)bis(cyclohexanol), 1,1'-((1-methylethylidene)bis(4,1-phenyleneoxy))bis(2-propanol) and 2,2'-oxybis(ethanol) 72906-21-9