1)Na-clinoptilolite钠型斜发沸石
1.The control mechanism of Na+—K+ ion-exchange on Na-clinoptilolite, which relies mainly on liquid film diffusion, has been found out by the shallow-bed method.利用浅床实验法研究查明了钠型斜发沸石Na~+–K~+离子交换过程以液膜扩散为主的控制机理,依据传质膜理论,推导出液膜控制下的离子交换传质速率模型,并测定了离子交换动力力学曲线和过程传质系数。
2.The study results on the ion-exchange isotherms, the effect of temperature on corrected selectivity coefficient and Kielland diagram at 10℃, 25℃, 50℃ and 75℃ showed that Na-clinoptilolite has high selectivity to potassium in Na+-K+ mixed solution.18mmol/100g 沸石;通过 10℃、25℃、50℃、75℃钠型斜发沸石 Na+–K+离子交换等温线、温度对选择性校正系数的影响及 Kielland 图研究表明:钠型斜发沸石对钠钾混合体系中的钾具有很高的选择性,且随着温度的上升,沸石对钾的选择性下降,并回归出 Langmuir 模型;依据热力学平衡原理,导出了钠型斜发沸石 Na+–K+离子交换过程平衡常数表达式,并计算出该过程的焓、吉布斯自由能和熵变化,进一步验证该过程可自发进行,且为放热反应,低温有利于钾离子吸附。
英文短句/例句
1.Adsorption behaviors of Na-Y clinoptilolite to K~+ from bittern containing high Ca~(2+)钠型斜发沸石对高钙苦卤中钾离子的吸附研究
2.Characteristics of Ca-Type Clinoptilolite for Simultaneous Removal of Nitrogen and Phosphorus from Wastewater钙型天然斜发沸石同步脱氮除磷特性
3.The Study of Adsorption Characteristic of Ca~(2+), Mg~(2+), Na~+ and K~+ Ions onto Hydrothermal Modified Natural Clinoptilolite;水热改性天然斜发沸石吸附钙、镁、钠和钾离子特性的研究
4.Thermodynamics Research on Removal of Pb~(2+) Ions from NH_4~+-Clinoptilolite铵型斜发沸石脱除Pb~(2+)离子的热力学研究
5.It mainly consists of clinoptilolite ( Cp ) and mordenite ( Mdn ) .该矿主要由斜发沸石(Cp)和丝光沸石(Mdn)组成。
6.Research on Modification of Natural Clinoptilolite and Adsorption Characteristic of K~+ on Modified Clinoptilolite;斜发沸石改性及其对钾离子吸附特性的研究
7.The Experiment Study on the Ion Exchange Trait of Clinoptilolite to Ammonium from Wastewater;斜发沸石对废水中铵离子交换特性的试验研究
8.Applied Foundation Research on Removal of Fluoride by Fe-Activated Clinoptilolite;铁活化天然斜发沸石除氟应用基础研究
9.Studies on the Capability of K~+-Ca~(2+) Exchange on Natural Clinoptilolite;天然斜发沸石钾钙离子交换性能的研究
10.Study on Ion-exchange Adsorption of Scaling Ion by Clinoptibolite in Thermal Power System Industry斜发沸石工业热能系统离子交换除硬研究
11.MOLECULAR DYNAMICS SIMULATION OF Na~+/K~+ ION-EXCHANGE PROCESSES IN CLINOPTILOLITE斜发沸石Na~+/K~+交换过程的分子动力学模拟
12.Study on the physical properties and ion exchange performance of the domestic clinoptilolite国产天然斜发沸石的物性及离子交换性能研究
13.The Reaction Kinetics and Reaction Thermodynamic Study on the Ion Exchange Behaviour of 2NH_4~+(Z)=Cu~(2+)(S) in Baimiaozi Clinoptilolite;铵改性天然斜发沸石吸附铜离子的热力学动力学初探
14.Studies on the Physcial Chemical Properties of Natural Clinoptilolite from Chicheng Hebei and Specialities of K~+-NH_4~+ Exchange on Clinoptilolite;河北赤城天然斜发沸石物化性能和K~+-NH_4~+交换特性的研究
15.Modified of Humic Acid, Clinoptilolit and Bentonite and the Application on Wastewater Treatment;腐殖酸、斜发沸石、膨润土的改性及在水处理中的应用
16.Absorption of clinoptilolite on heavy metal ion in the zinc metallurgy waste water斜发沸石对锌冶炼废水中重金属离子的吸附研究
17.Selection on Regenerated Catalyst for Natural Clinoptilolite after Absorbing Pb~(2+) from Wastewater and Determination of Use Condition天然斜发沸石除重金属离子铅再生剂的选择及应用条件的确定
18.Adsorption of Benzene Hexachloride on Organic Modified Clinoptilolite by Ultrasonic Method超声波十六烷基三甲基溴化铵改性斜发沸石的制备及其对水体中六六六的吸附
相关短句/例句
NH+4-form clinoptilolite铵型斜发沸石
1.NH+4-form clinoptilolite was prepared with the hot immersed method,the ion exchange capacity and efficiency of ion exchange reaction 2NH+4(Z)Cu2+(S) were investigated with the hydrothermal method.用热浸煮法制备了铵型斜发沸石,用水热离子静态交换反应考察了铵型沸石上2NH4+Cu2+离子交换平衡时的平衡交换容量、交换效率。
3)ammonia ion typed clinoptilolite氨型斜发沸石
4)Ca~(2+)-clinoptilolite钙型斜发沸石
1.The removal of ammonia from wastewater by Ca~(2+)-clinoptilolite is introduced togather with some discussion of the capacity of absorption of Ca~(2+)- clinoptilolite in the NH_3-N wastewater, the isotherm of elution process and the Ca~(2+)- clinoptilolite's lose in the solution of Ca(OH)_2.介绍了用钙型斜发沸石处理氨氮废水的方法,研究了钙型斜发沸石对氨氮废水的吸附性能、洗脱蒸氨曲线和斜发沸石在氢氧化钙溶液中的损失。
5)Feclinoptilolite铁型斜发沸石
1.Thermal stability of Feclinoptilolite(FeCp)and its complexing action for soluble sulfides and carbonates were studied by means of chemical analysis,Xray diffraction and scanning electron micrograph.用化学分析、X射线粉晶衍射及扫描电子显微镜等方法,研究了铁型斜发沸石(简称为FeCp)的热稳定性及其对可溶性硫化物和碳酸盐的复合作用。
6)Ca-K clinoptiloliteCa-K型斜发沸石
延伸阅读
稀土Y型沸石催化裂化催化剂分子式:CAS号:性质:一般合成的钠型沸石没有催化活性,但通过离子交换,用多价金属离子或氢离子取代其中钠离子后即具有催化活性,所用离子交换剂为稀土金属离子交换剂(一般采用混合型氯化稀土溶液)或铵离子(NH4OH或(NH4)2SO4)与稀土金属离子复合离子交换剂。这种经过离子交换的Y型沸石通称为REY型或REHY型微球状沸石催化裂化催化剂。其催化活性、选择性、稳定性和抗金属性均优于无定形硅酸铝催化裂化催化剂。所用载体多为半合成型或全合成型,制出的催化剂分别称为半合成沸石催化裂化催化剂和全合成型沸石催化裂化催化剂。用于各种催化裂化装置中。
