cation exchange的例句大全

Study of the Catalytic Hydration with Cation Exchange Resin to Terpineol

阳离子交换树脂催化水合松油醇的研究

Loess has the characteristics of relatively high clay contents, larger specific surface area, relatively strong adsorptivity, and relatively high capacity of total cation exchange. These factors are beneficial to the retardation of radionuclide migration.

黄土中的粘粒含量较高、比表面积较大、吸附性较强、阳离子交换容量也较高，这些因素对迟滞放射性核素的迁移有利。

Purified vMIP ⅱ was produced through metal chelated affinity chromatography, enterokinase digestion to free vMIP ⅱ from fusion protein and cation exchange chromatography.

经金属离子亲和吸附、肠激酶消化以游离vMIPⅡ、阳离子交换层析等步骤纯化目的蛋白。

The one-step hydration of turpentine oil catalyzed by macroporous cation exchange resin to synthesize high purity α-terpineol was studied.

研究了以大孔阳离子交换树脂作为催化剂的松节油一步法水合反应。

The liquid-phase dehydration of tert-butyl alcohol to isobutene and water was researched in a reactive distillation column with a catalyst-bed filled with cation exchange resin S-54 in pellet form.

采用柱状阳离子交换树脂S54作催化剂研究了叔丁醇脱水的反应精馏过程。

Results It was showed by PAGE that the differential combination ( chromatography) of anion and cation exchange had much better purifying ability than anion and cation exchange ( chromatography) of isocratic elution.

结果：聚丙烯酰胺凝胶电泳考马斯亮蓝染色法结果显示，阴、阳离子交换示差组合色谱法，具有较好的分离纯化效果。

As compared to montmorillonite, the total surface area, micro-pore surface area and micro-pore volume of copper-loaded montmorillonite are reduced, while the cation exchange capacity, external surface area, pore volume and pore diameter are increased.

与蒙脱石相比，载铜后的蒙脱石总比表面积、微孔比表面积、微孔体积减少，而离子交换容量、外比表面积、孔体积和孔径增大。

The separation of sodium chloride from aqueous solution of mepiquat chloride by cation exchange method and solvent separation method has been investigated.

用阳离子交换法和溶剂分离法研究了在N，N&二甲基哌啶鎓氯化物水溶液中氯化钠的分离提取问题。

The process of catalytic reactive distillation of n-butyl acetate synthesis with strong acidic cation exchange resin was studied in this thesis. And the process of reaction and separation was finished simultaneously in reaction distillation column.

本论文全面研究了催化反应精馏技术合成乙酸正丁酯的工艺流程，以强酸性阳离子交换树脂作为催化剂代替浓硫酸，在反应精馏柱中一次完成反应和分离。

A new approach to calculate clay bound water volume and cation exchange capacity

计算粘土束缚水含量和阳离子交换容量的新方法

This review deals with the recent application of strongly acidic cation exchange resins as catalyst in hydration, etherification, cleavage of ether bonds, dehydration, aldol condensation, esterification, hydrolysis and alkylation, etc.

本文综述了近几年来强酸离子交换树脂催化剂在水合、醚化和醚键裂解、脱水、缩醛化、酯化、水解、烷基化反应等方面的应用。

It was considered that ferric chloride hexahydrate, stannous chloride dihydrate and strong-acid cation exchange resin are excellent catalysts with practical application value for synthesis of allyl propionate.

综合评价后认为，六水三氯化铁、二水氯化亚锡和强酸性阳离子交换树脂是在合成丙酸烯丙酯中具有实用价值的催化剂。

A New Measurement for Cation Exchange Capability& Absorbency Method

用光度分析法测量阳离子交换能力

By means of radiochemistry, the determination of cation exchange distribution coefficients for thorium are examined in the presence of Hcl-H3PO4. The methods for isolation and also presented in this paper.

叙述了应用分析手段测定钍在HCl&H3PO4介质中阳离子交换分配系数，得出了从复杂组分中分离，纯化出单质钍的基本方法。

A polyethylene cation exchange capillary with I. D. 0.8mm, length 20m, exchange capacity 0.7 Meq/ g, 60% capacity in 10 s ( flow rate 20ml/ min) was prepared. The separation behavior in capillary ion exchange electrochromatography was investigated.

在本文所述的最佳条件下，可制得内径0.8mm、长20m、交换容量0.7Meq/g、10s相对交换率达60%以上（流速20ml/min）的聚乙烯阳离子交换毛细管。

The polystyrene cation exchange resin was exchanged by La 3+ ions and then was carbonized to make resin carbon material. The electrochemical properties of the resin carbon material as the electrode of the lithium ion cell were investigated.

制备了La3+掺杂的聚苯乙烯阳离子交换树脂，对其进行碳化处理，分析了树脂碳化产物的组成和结构，并进一步考察了树脂碳化产物作为二次锂离子电池碳电极材料的电化学行为。

The Catalytic Hydrogenation Properties of Cation Exchange Resin of Furan Derivatives

呋喃衍生物阳离子交换树脂加氢催化性能

In ion exchange phytic was dissolved with distilled water and cation exchange resin and then passed through cation exchange column at the rate of 50 ￣ 100ml/ min.

离子交换是首先用蒸馏水和阳离子交换树脂溶解菲丁，然后以50～100ml／min的通液速率通过树脂柱交换；

montmorillonite is one of the most common clay minerals in soils, and has always been used as materials for environmental pollution treatment, due to its high specific surface area ( ssa), swelling ability and high cation exchange capacity.

蒙脱石是土壤和环境中常见的粘土矿物，其具有可膨胀性、比表面积大、阳离子交换量高等特点，被广泛应用于环境污染的治理材料。

exchange-absorption behavior of amino nitrogen on four kinds of cation exchange resins was investigated in the work;

研究了苹果汁中氨基态氮在四种阳离子交换树脂上的交换吸附行为；