dehydration of methanol meaning in English

甲醇脱水反应

In the paper , blend composed membranes with different ratio of pva and sa have been prepared supported by hollow fiber ultrafiltration membrane of polysufone . the characterization of the blend membranes has been studied in the dehydration of methanol , isopropanol , n - butanol and tert - butanol . the influencing factors of operating temperature , feed concentration , and feed speed rate have been researched
此外，实验中还制备聚乙烯醇与海藻酸钠聚丙烯腈平板复合膜，分别对甲醇、乙醇进行渗透汽化脱水实验，发现以聚丙烯腈为底膜的平板复合膜的分离因子比聚砜为底膜的中空纤维复合膜的高。