1,2-Propanediol, butenedioic anhydride, dicyclopentadiene polymer 2,5-Furandione, polymer with 1,2-propanediol and 3a,4,7,7a-tetrahydro-4,7-methano-1H-indene 32677-47-7 Propylene glycol, maleic anhydride, dicyclopentadiene Propylene glycol, maleic anhydride, dicyclopentadiene polymer