2,2'-Dihydroxydipropyl ether, 2,2'-dihydroxydiethyl ester, cis-butenedioic anhydride polymer 2,2'-Dihydroxydipropyl ether, 2,2'-dihydroxydiethyl ether, cis-butenedioic anhydride polymer 2,5-Furandione, polymer with 2,2'-oxybis(ethanol) and 1,1'-oxybis(2-propanol) 68555-43-1