hexamethylene造句
2024年06月27日 23:36:58
Hexamethylene diisocyanate ( HMDI ) may be used in prepolymer, in place of TDI.
六亞甲基二異氰酸酯 ( HMDI ) 可用在預(yù)聚物中代替甲苯二異氰酸酯〔TDI〕.
Hexamethylene diisocysnate ( HMDI ) may be used in prepolymer, in place of TD I.
六亞甲基二異氰酸酯 ( HMDI ) 可用在預(yù)聚物中代替甲苯二異氰酸酯〔TOI〕.
A series of Copolyimides, derived from
hexamethylene diamine ( HMD ) , 4,4? ? - diaminodiphenyl ether ( ODA ) and 3,3? ?, 4,4? ? - oxydiphthalic dianhydride ( ODPA ), were prepared.
采用二苯醚3,3, ′4, 4′-四 甲酸 二酐與己二胺和4, 4′-二氨基二苯醚為 單體 合成聚酰胺酸, 經(jīng)熱酰亞胺化制備共聚型聚酰亞胺.
R is tetramethylene, pentamethylene, or
hexamethylene.
R為四甲撐 、 五甲撐或六甲撐.