正吸附
- 网络positive adsorption
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MPO水溶液的表面层发生正吸附,与理论上低脂肪醇类表面张力的性质符合。
The surface layer of MPO solution shows positive absorption , which is conformed with surface tension property of low aliphatic alcohols theoretically .
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水在界面上是正吸附,溶质是负吸附。
At the interface , the water amount adsorbed is positive and the solute amount adsorbed is negative .
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Raman和UV-Vis光谱及正己烷吸附的结果表明,后合成路线制得的Ti-β样品仅存在很少量的骨架外的Ti物种。
The results from Raman , UV-Vis and adsorption of hexane indicate that fewer extra-framework Ti species were formed on these modified samples .
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用~(27)Al-NMR、XRD、DTA、IR、吡啶吸附-IR、正丁胺吸附-TPD等手段表征了柱结构、热稳定性和表面酸性。
The pillar structure , thermal stability and surface acidity of the pillared clays were investigated by ~ ( 27 ) Al-NMR , XRD , DTA , IR , Py-IR , TPD .
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采用共沉淀法制备了高钛含量的复合氧化物TiO2/SiO2.用BET、XRD、FT-IR和正丁胺吸附等分析手段,研究了煅烧温度对TiO2/SiO2表面酸量的影响。
The TiO_2 / SiO_2 mixed oxides with high TiO _2 contents were prepared by the co-precipition method and characterized by means of BET 、 XRD 、 FT-IR and butylamine adsorption techniques , effect of calcination temperature on surface acidity of TiO_2 / SiO_2 was studied .
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通过样品在溶液中对正丁胺的吸附等温线和吸附指示剂法,测定了一系列MoO3/γ-Al2O3和MoO3/SiO2样品的表面酸性。
The surface acidity of a series of MoO3 / γ - Al2O3 and MoO3 / SiO2 was determined by the adsorption isotherms of n-butylamine on the samples in solution and by means of Hammett indicators .
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研究了聚丙烯腈基活性碳纤维(NACF)的制备条件,如活化温度、活化时间对产品收率、比表面积及对正丁硫醇吸附与脱除性能的影响。
PAN based ACF ( NACF ) was made from PAN fiber through preoxidation and activation at high temperature with H 2O as activating agent . The influence of preparation conditions such as activated temperature and time on yield , specific surface area and adsorption behavior towards n-butanethiol was studied .
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正构烷烃吸附平衡的动态法研究
The Adsorption Equilibrium of Normal Paraffine as Studied by Dynamic Method
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结果:磁珠用量与吸附率近似正相关,吸附容量与原始菌量存在对数线性相关。
Results : The adsorption efficiency was correlative with the amount of the beads .
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正构烷烃吸附分离技术进展
Recent Development of Normal Paraffin Adsorption-Separation Technology
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由溶液中正丁胺的吸附等温线测定固体表面酸度
Measurement of the surface acidity on solids based on the adsorption isotherms of n-butylamine in solution
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评述了为获得不同产品,以不同馏分油为原料的气相、液相正构烷烃吸附分离工艺的特点、技术水平、技术经济指标及其发展状况;
The trait , the level , the techno-economics and the development of vapor phase and liquid phase technology from different feedstocks for normal paraffin adsorption separation are particularly described in the article .
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相转移实验证明了表面活性物质正辛胺吸附在颗粒的表面,使颗粒表面形成了较强疏水端,能稳定的分散在油相中。
Phase transfer experiments proved that the surfactant n-octylamine was adsorbed on the surface of the particles , forming a hydrophobic end around the particles . The hydrophobic end resulted in the stable dispersion of titania particles in the oil phase .
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用液相吸附法考察分子筛对C6&C(10)正构烯烃的吸附性能
The Adsorption Ability of Zeolites for C_6-C_ ( 10 ) Normal Alkene by Liquid Phase Adsorption
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自水-正脂肪醇中吸附时,正丁醇降低TritonX-100的吸附作用比乙醇时更显著。
At higher concentration of Triton X-100 , the adsorption of Triton X-100 is less from water & n-butyl alcohol than that from water-ethyl alcohol .
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研究了钪(Ⅲ)茜素氨羧络合剂(ALC)络合物在碳糊电极正电位区的吸附伏安行为,利用该络合物产生的二次导数吸附氧化峰电流与钪浓度成正比测定钪。
The adsorptive voltammetric behavior of the scandium (ⅲ) - alizarin complexon ( ALC ) complex was investigated in the positive potential region of a carbon paste electrode ( CPE ) .
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正相色谱是吸附色谱,而反相色谱主要是分离色谱。
TLC is adsorption chromatography , and RP-TLC is mainly separation chromatography .
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它的正己烷与甲醇吸附量均较低,而水的吸附量相对较高。
Its adsorption capacities of hexane and methanol are obviously low , whereas the capacity of water is relatively high .
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典型国产活性炭吸附各种烃类的NMR研究Ⅲ苯、环己烷、正戊烷和正己烷吸附的~(13)cNMR
NMR Study of the Adsorption of Hydrocarbons on Several Typical Native Charcoals ⅲ . ~ ( 13 ) C NMR Study of Adsorbed Benzene , Cyclohexane , n-Pentane and n-Hexane
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以正十六烷为目标物,研究了生物活性炭(BAC)系统对正十六烷的吸附特征、生物吸附动力学以及活性炭的生物再生能力。
The adsorption characteristics , bio-adsorption kinetics and bio-regeneration capability of activated carbon in the biological activated carbon ( BAC ) system was studied using hexadecane as a target .