Synonyms: 1,1-methylenebis(4-isocyanatobenzene); 4,4'-diisocyanatodiphenylmethane; Methylenebis(phenylisocyanate); nocconate 300; PMDI; 4,4'-diphenyl methane diisocyanate; 4,4'-Methylene bisphenyl isocyanate; 4,4'-methylenedi(4,1-phenylene) isocyanate; 4,4'-Methylenediphenyl diisocyanate; bis(p-isocyanatophenyl)methane; Diphenylmethane-4,4'-diisocyanate; Diphenyl methane diisocyanate; Diphenylmethyl Diisocyanate; caradate 30; desmodur 44; hylene m50; isonate 125m; isonate 125mf; MBI; Methylene diphenyl diisocyanate (monomeric and pol? METHYLENE BISPHENYL ISOCYANATE; methylenebis(4-isocyanatobenzene); Methylenedi-p-phenyl diisocyanate; Methylenedi-p-phenyl diisocyanate, stabilized flakes, contains 1.5% 2,4[-isomer; methylenedi-p-phenylene diisocyanate; methylenebis(p-phenylene isocyanate); methylenebis(p-phenyl isocyanate); Methylenediphenyl Diisocyanate; MDI