Bayer Desmodur 444,4'-methylene diphenyl diisocyanate4,4'-diphenylmethane diisocyanatePure MDIMethylene diphenyl diisocyanateMDI4,4'-Methylenebis(phenyl isocyanate)4,4'-二异氰酸酯 二苯甲烷, 98%, 450ppm BHT 和 450ppm 亚磷酸三苯酯作稳定剂4,4′-亚甲基双(异氰酸苯酯)4,4′-MDI4,4′-MDI二苯基甲烷-4,4′-二异氰酸酯Bis(4-isocyanatophenyl)methane4,4′-Methylenebis(phenyl isocyanate)4,4′-亚甲基双(异氰酸苯酯)DIPHENYLMETHANE-4,4'-DIISOCYANATE4,4′-Methylenebis(phenyl isocyanate)4,4'-Methylenebis(phenyl isocyanate)4,4'-Diphenylmethane diisocyanate 98%Methylenebis(p-phenyl isocyanate)p,p'-Diphenylmethane diisocyanatepara,para'-Methylenebis(phenyl isocyanate)4-4'-Diisocyanate de diphenylmethaneDiphenylmethane-4,4'-diisocyanateMethylenedi-p-phenylene diisocyanateBis(para-isocyanatophenyl)methaneMethylenebis(para-phenyl isocyanate)Methylenebis(p-phenylene isocyanate)Methylene bisphenyl isocyanate4,4'-Diisocyanatodiphenylmethane1,1'-Methylenebis(4-isocyanatobenzene)Diphenylmethyl diisocyanate4,4'-Methylenedi(phenyl isocyanate)4,4'-Methylenediphenylene diisocyanate4,4'-Diphenylmethane diisocyanateDiphenylmethane diisocyanate4,4'-methylene diphenyl diisocyanate4,4'-Methylenebis(phenyl isocyanate)Diphenyl methane diisocyanatep,p'-Methylenebis(phenyl isocyanate)MDRMethylenebis(para-phenylene isocyanate)4,4'-Methylenedi-p-phenylene diisocyanateBis(p-isocyanatophenyl)methaneMethylenebis(4-phenylene isocyanate)MDIMethylene diphenyl diisocyanateMethylenedi-para-phenylene diisocyanate4,4'-Methylenediphenylene isocyanateDiphenylmethan-4,4'-diisocyanatBis(1,4-isocyanatophenyl)methanediphenylmethane-4,4'-diisocyanateBis(4-isocyanatophenyl)methaneMethylenebis(4-phenyl isocyanate)para,para'-Diphenylmethane diisocyanateMethylenebis(4-isocyanatobenzene)Methylbisphenyl isocyanate4,4'-Methylenediphenyl isocyanateMethylene di-p-phenylene isocyanate4,4'-Methylenediphenyl diisocyanateMethylenebisphenyl diisocyanate