类别：英语 / 日期：2026-03-07 / 浏览：0 / 评论：0
caprolactam
英[kæprəʊ\'læktəm] 美[kæproʊ\'læktəm]
caprolactam
- 1 . A wide | bore capillary was employed to determine caprolactam content.
- 利用大口径柱测试己内酰胺生产中己内酰胺含量.
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- 2 . Three purification processes in producing caprolactam with toluene are introduced.
- 对甲苯法制备己内酰胺精制工艺方法进行了改进.
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- 3 . This preparation uses dialkyl imidazole salt, alkyl pyridine salt or caprolactam and fatty acid as reactant.
- 该方法使用带有二烷基咪唑盐 、 烷基吡啶盐或者己内酰胺和脂肪酸作为反应物.
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- 4 . The blocking effect of caprolactam to - NCO is found the highest in this test.
- 实验结果表明己内酰胺对-NCO的封闭效果较好.
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