English Methylene diphenyl diisocyanate http://en.wikipedia.org/wiki/Methylene_diphenyl_diisocyanate methylene diphenyl diisocyanate methylene diphenyl diisocyanate methylene diphenyl diisocyanate English methylene diphenyl diisocyanate methylene diphenyl diisocyanate English Methylene diphenyl diisocyanate methylene diphenyl diisocyanate ethylene and propylene carbonates. MDI Methylene diphenyl diisocyanate English methylene diphenyl diisocyanate Methylene diphenyl diisocyanate methylene diphenyl diisocyanate ethylene and propylene carbonates. English Methylene diphenyl diisocyanate