Lupranat T 80 A Mixture of 2,4- and 2,6- toluene diisocyanate (TDI) BASF-Elastogran Polyurethane (PU) - Isocyanates >> TDI, toluene diisocyanate Printing Inks & Varnishes >> Textile Printing Lupranat T 80 A is an isomer mixture of 80 % 2,4- and 20 % 2,6- toluene diisocyanate (TDI). Lupranat T 80 A is used principally for the manufacture of polyurethane flexible foams for the furniture and automotive industries. It is also used for the production of polyurethane paints, adhesives and textile coatings. Isomer mixture of 2,4- and 2,6- toluene diisocyanate (TDI). Used for the production of polyurethane paints and textile coatings.