Lupranat MP 130 Modified 4,4'-diphenylmethane diisocyanate BASF-Elastogran Polyurethane (PU) - Isocyanates >> MDI, diphenylmethane diisocyanate >> Modified MDI Lupranat MP 130 is a modified 4,4'-diphenylmethane diisocyanate (MDI). The average functionality is 2.2 to 2.3. Lupranat MP 130 is used for binding rubber and cork granules. It is also used for securing ballast stones on high speed train tracks, as well as for the production of two component adhesives. Modified 4,4'-diphenylmethane diisocyanate (MDI). Used for binding rubber and cork granules.