| 英文名称: | | 1,2-Propanediol, polymer with 1,1'-methylenebis [isocyanatobenzene] and methyloxirane | | 1,2-propanediol, polymer with 1,1'-methylenebis[isocyanatobenzene] and methylox | | 1,2-propanediol, polymer with1,1'-methylenebis[isocyanatobenzene] and methyloxirane | | 1,2-Propanediol,polymer with 1,1'-methylenebis [isocyanatobenzene] and methyloxirane |
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