Organic solvent affected the migration time and the selectivity of separation to some extent.
有机溶剂对迁移时间和分离选择性有一定的影响。
Because of no volatilization, no pollution, no odour, high selectivity and catalysis, easy to recycle, ionic liquids become one of the hotspots of green chemistry as a new green solvent.
离子液体不挥发,无污染,无臭味,具有高选择性和催化作用且易于循环回收利用,作为一种新型的高效绿色溶剂,以其突出的优势已成为绿色化学研究的热点之一。
Appropriate solvent could increase the permeation selectivity of the imprinted membrane for the template.
合适的渗透溶剂可提高印迹膜对模板分子的渗透选择性。
But membrane technology is a potential solvent recovery means, and the major problem is how to increase the membrane flux and selectivity.
而膜分离法作为最有发展前景的一种回收方法,主要问题为提高膜的通量和选择性。
The separation technique of solvent extraction based on reversible chemical complexation features high capacity and high selectivity for separating polar organic solutes from dilute solution.
络合萃取技术对于极性有机物稀溶液的分离具有高效性和高选择性。
Solvent extraction based on reversible chemical complexation can showed its high selectivity and high capacity for separation of polar organics from petroleum hydrocarbons.
采用萃取分离方法从石油烃中分离极性有机物具有高效性和高选择性。
The conversion of methyl propionate and the selectivity to propanol were obviously affected by reaction time, reaction temperature, hydrogen pressure and solvent volume.
反应时间、温度、氢气压力和溶剂体积对丙酸甲酯加氢转化率和目标产物丙醇选择性都有很大的影响。
Compared with the method of single-eluting solvent, this method increased the selectivity of fixed phase to phospholipid, moreover there are no toxic residue in the final products.
该方法与单一溶剂洗脱相比,增加了固定相对磷脂的选择性,而且在终产物中无毒性物质残留。
The factors such as solvent engineering, disposing of enzyme, additives and so on that can possibly enhance the selectivity and yield of enantiomers were discussed.
探讨了介质工程、预处理酶及添加剂等因素对对映体选择性和产率的影响。
The effects on the catalytic activity and selectivity of reaction temperature, time, pressure, quantities of catalyst and the kinds of solvent were observed.
分别考察了反应温度、反应压力、反应时间、催化剂用量及反应溶剂对反应的影响。
The CT8-5 selective desulfurizing solvent processes high desulfurization selectivity, strong anti-contamination ability, low corrosion to unit and can be regenerated easily.
选择性脱硫溶剂具有脱硫选择性好、抗污染能力强、再生容易、对装置腐蚀轻微等特点。
One prepared with NMP had outstanding mechanical property and selectivity, with easy craft. Thus, NMP was the optimum solvent to prepare PPESK carbon membranes.
NMP炭膜既有良好的柔韧性,又表现出较高的气体分离选择性,制备工艺也相对简单,因此是制备PPESK炭膜的最佳溶剂。
The selectivity calculated shows that furfurol is an excellent extraction solvent for separating FCC slurry.
计算所得选择性表明糠醛是分离fcc油浆的有效溶剂。
The present study clearly demonstrated the effects of extraction solvent mixtures on antioxidant activity evaluation and their extraction capacity and selectivity for free phenoli.
本文阐明了提取溶剂对大麦抗氧化力评价的影响,并系统研究了不同的提取溶剂对大麦中游离酚类化合物的提取能力和选择性。
The work performed and results obtained are summarized as follows:This paper reports design of neutral carrier for solvent polymeric membrane iodide electrode with high sensitivity and selectivity.
论文详细研究了高灵敏度高选择性碘离子电极中性载体(金属配合物)分子的设计。
The current method offers several advantages including high yields, good selectivity, the use of BiCl3 as an inexpensive catalyst, solvent-free, simple experimental procedure.
该方法具有在反应过程中收率高、选择性好、催化剂廉价、反应不需要任何有机溶剂、反应速度快、后处理简捷等优点。
The current method offers several advantages including high yields, good selectivity, the use of BiCl3 as an inexpensive catalyst, solvent-free, simple experimental procedure.
该方法具有在反应过程中收率高、选择性好、催化剂廉价、反应不需要任何有机溶剂、反应速度快、后处理简捷等优点。
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