WebSep 5, 2024 · Poly(1-trimethylsilyl-1-propyne) (PTMSP) is a high free volume polymer with exceptionally high gas permeation rate but the serious aging problem and low selectivity have limited its application as CO2 separation membrane material. Incorporating inorganic nanoparticles in polymeric membranes has been a common approach to improve the … WebSince the first report of the synthesis of poly[1-(trimethylsilyl)-1-propyne] [poly(TMSP)] in 1983, a large number of publications, presently up to about 350 journal articles and patents, has appeared due to its unique structure and properties and, in particular, its extremely high gas permeability.

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WebIntroduction. Polymer membranes play an important role in gas separation, and food packing applications [1] Poly(1-trimethylsilyl-1-propyne) (PTMSP) and random copolymers of tetrafluoroethylene and 2,2-bis(trifluoromethyl)-4,5-difluoro-1,3-dioxole (TFE/BDD) are some of the most permeable polymers known and are very useful for membrane … iritis homeo

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WebAug 28, 2024 · The work is devoted to the chemical modification of a polymer that is promising for the creation of gas separation membranes, aimed at increasing the … WebJun 1, 2001 · This review article is focused on poly[1-(trimethylsilyl)-1-propyne)] [poly(TMSP)] and related polyacetylenes as representative examples of such polymers. … Webhydrocarbons swells the polymer membrane, decreasing size selectivity (i.e., diffusion selectivity). The phenomenon of plasticization, as well as physical aging, occurs in many … port hawkesbury dental clinic