Also Called: 4,4'-Methylenediphenyl diisocyanate, oligomers;Benzene, 1,1'-methylenebis[4-isocyanato-, homopolymer;4,4’-Diphenyl methanediisocyanate homopolymer (4,4’-MDI homo- polymer);4,4'-MDI HOMOPOLYMER;1,1'-Methylenebis[4-isocyanatobenzene] homopolymer;BENZENE, 1,1'-METHYLENEBIS(4-ISOCYANATO-, HOMOPOLYMER;Polymer of bis(4-isocyanatophenyl)methane;1,1'-亚甲基二(4-异氰酸根合)苯的共聚物