• 基礎(chǔ)釋義
• 例句
• 行業(yè)詞典釋義

• Polyether - type isocyanate prepolymers are prepared with polyether polyols and tolylene diisocyanate. 采用聚醚多元醇和甲苯二異氰酸酯合成了聚醚型異氰酸酯預(yù)聚體.
• A kind of polyetherester polyurethane was synthesized by polyetherester polyol, 4 , 4? ? - diphenylmethane diisocyanate and 1, 4 - dihydroxybutane. 制備了以自制聚醚酯多元醇 、 二異氰酸酯和1, 4- 丁二醇交聯(lián)劑為原料合成的聚氨酯彈性體,研究了其力學(xué)性能.
• The water - borne polyurethane was based on polyester diol and toluene diisocyanate etc. 以聚酯多元醇、甲苯二異氰酸酯為主要原料合成了 水性 聚氨酯乳液.
• Polyurethane elastomers based on glycols ( PEA, PPG PTMG ) , diisocyanate ( TDI ) and chain extender ( E - 300 ) were prepared. 以多元醇 ( PEA, PPG,PTMG ),PDI, E300為原料,制備了 PU 彈性體.
• 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〕.

• 石油： 二異氰酸酯；