1,3,5-Tris(6-isocyanatohexyl)biuret 111575-47-4 152976-32-4 159508-12-0 4035-89-6 97917-21-0 BRN 2192715 EINECS 223-718-8 Hexamethylene diisocyanate biuret ISOCYANIC ACID, TRIESTER with 1,3,5-TRIS(6-HYDROXYHEXYL)BIURET Imidodicarbonic diamide, N,N',2-tris(6-isocyanatohexyl)- Tris(6-isocyanatohexyl) biuret Tris(isocyanatohexyl)biuret