The sorbents discussed are primarily mineral ones. Each contribution treats a problem critically by showing its development, presenting documentation on the state-of-the-art and identifying subjects for further research. Recent progress in the studies of adsorption of ionic surfactants from aqueous solutions on mineral substrates J. The adsorptive performance of modified sodium trititanate whisker was better than that of unmodified sodium trititanate whisker. Parish; surface structure and molecular adsorption of apatites, T. The first, rate-determining step results in trimethylsilylation of a surface silanol and formation of trimethylaminosilane.
It is demonstrated that, depending on the type of an inorganic matrix, the nature of a modifier, and the degree of modification, the adsorption of benzene molecules on studied sorbents is described by the models of a supermobile nonlocalized adsorption or a nonlocalized adsorption accompanied by the loss of some rotational degrees of freedom. The efficiency of application of various iron compounds for purification of aqueous media from arsenic has been studied. Ishikawa; surface chemistry and adsorption properties of Al13 colloids, J. Somorjai, in The New Chemistry, edited by N. Rudzinski et al; energetic heterogeneity of porous inorganic oxides - adsorption and chromatographic studies, M. Part 3 Adsorption from solution: characterization of inorganic sorbents by means of adsorption at the liquid-solid interface, A. Influence of pH of precipitation of hydroxides on the structure of co-precipitated adsorbents V.
Effect on sorbent capacity for As V of the concentration of iron and sodium sulfate in the solution at the modification of alumina is determined. Functionalized polysiloxane sorbents: Preparation, structure, properties and use Yu. While in principle this is an ideal storage scheme for natural gas as an automotive fuel, one has to find or develop the proper adsorbent material. Drying of gases and liquids by activated alumina S. Each contribution treats a problem critically by showing its development, presenting documentation on the state-of-the-art and identifying subjects for further research. A complete qualitative study of the solutions of the rate equation for two kinds of reversible and self-similar reconstruction is given. The adsorption capacity of the double imprinted sorbent is 545.
Kaneko; phase transitions in adsorbed layers, A. It indicates that Fe3O4 nano-particles can be effectively used to remove color from wastewater containing dyes. Yanishpolskii; adsorption from dilute solutions - some novel aspects, P. The second step involves reaction of a trimethylaminosilane reactive intermediate to form a trimethylsilyl surface species and ammonia. The data on the capacity of the obtained sorbent modifications for the sorption of As V ions under static conditions are presented. Surface chemistry and adsorption properties of Al13 colloids J.
Entropy diagrams are calculated for benzene adsorbed on these samples. Dabrowski et al; study of adsorption from solutions by chromatography, V. Section 2: Adsorption from Gaseous Phase. Chemical and morphological characteristics of inorganic sorbents with respect to gas adsorption E. Part 2 Adsorption from gaseous phase: Computer simulation of adsorption on amorphous oxide surface, V. Equilibria of adsorption from solutions on the silica surface V. It is shown that the sorbent on the basis of SiO 2 possesses maximum capacity.
Contents: Part 1 Preparation, structure and properties of new and modified inorganic sorbents: computational studies on the design of synthetic sorbents for selective adsorption of molecules, R. This two-step mechanism was applied to analyze data of the kinetics of hexamethyldisilazane reaction with fumed silica using custom interactive software. Patrykiejew; drying of gases and liquids by activated alumina, S. Obtained results are compared to entropy losses theoretically calculated for benzene molecules using the models of ideal localized and nonlocalized adsorption. The equation contains a few free parameters which specify the adsorption and desorption rate constants, and the reconstruction and irreversibility degrees of the process. Structure and molecular organization of bonded layers of chemically modified silicas A.
The is a useful collection of information for working geophysicists, educators, and students in the field of geophysics. This volume deals with the above-mentioned themes and presents 34 up-to-date comprehensive and critical reviews written by well-recognized authorities. Alumina, quartz, and crystalline sulfur are considered as carrier materials. This volume deals with the above-mentioned themes and presents 34 up-to-date comprehensive and critical reviews written by well-recognized authorities. Even though these conventions may appear pedantic, a simple inspection of Eqs. Nikitas; Part contents Series Title: , 99. At present, activated carbon appears with the greatest potential for storing natural gas at pressures not to exceed 500 psi.
Technical comparison is made between storage systems for adsorbent, liquefied and compressed natural gas and cost estimates. The book will be of interest to researchers in academic institutes and industrial laboratories engaged in the fields of surface chemistry, inorganic chemistry, adsorption, ion-exchange, catalysis, chromatography and spectroscopy of the surface phenomena, as well as to students attending graduate and postgraduate courses. Jaroniec; adsorption kinetics on real surfaces, G. Falconer, Techniques in Fractal Geometry Wiley, Chichester, 1997. Rudziński, in Equilibria and Dynamics of Gas Adsorption on Heterogeneous Solid Surfaces, edited by W. Ion adsorption on mineral oxide surfaces L.