Mondur 582 is a low-to-medium functionality polymeric diphenylmethane diisocyanate (pMDI) with a moderately high 2,4 -MDI isomer content. It has a NCO content of 31.8-32.6% and viscosity of 40-70 mPas at 25°C. Mondur 582 has utility in binders, elastomers and flexible foams due to its reactivity and processing advantages. As a polymeric MDI, Mondur 582 offers benefits like consistency in properties, reduced emissions and wider processing window over other isocyanates for manufacturing high performance materials.