Journal of Liaoning Petrochemical University
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Research Progress in the Nature of Adsorption and Diffusion on Molecular Sieve
Xia Jiajia,Zhou Ming,Li Tiansong,Wang Xiaoning,Liu Shu,Cui Chang
Abstract690)      PDF (2159KB)(677)      
The paper introduces the structure and composition of zeolite molecular sieves, and it elaborates the property of zeolite molecular sieves. In this paper, the performance of the adsorption and diffusion of substances in zeolite molecular sieves is reviewed, and the paper lists the main methods of measuring the performance of molecular sieve's adsorption and diffusion coefficients. It also introduces the adsorption and diffusion of different types of molecular sieves. In the present study, each method of measuring the adsorption performance of zeolite molecular sieves has certain applicable conditions. Due to the difference of measurement mechanism, boundary conditions and assumptions, the diffusion coefficients obtained by different methods are also different. Therefore, the appropriate measurement method will be selected according to the actual experimental situation. As different molecular sieves have different substrates suitable for adsorption, it has different application values.
2018, 38 (03): 35-39. DOI: 10.3969/j.issn.1672-6952.2018.03.007