Irreversibility and polymer adsorption
WebOct 17, 2007 · Department of Polymer Science and Engineering, Zhejiang University, Hangzhou 310027, P.R.China ... such as long-time instability and irreversibility and low selectivity, still persist . Usually solubility of polyaniline is a problem to fabrication quality films. ... The result shows that the adsorption-desorption process on the polyaniline film ... WebMay 1, 2024 · This evidence indicates that irreversible adsorption affects nanoconfinement effects. More recently, also the opposite phenomenon was experimentally observed: …
Irreversibility and polymer adsorption
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WebCiteSeerX — Irreversibility and polymer adsorption CiteSeerX - Document Details (Isaac Councill, Lee Giles, Pradeep Teregowda): Physisorption or chemisorption from dilute … WebAug 28, 2024 · Adsorption of polymers can, in fact, take place already at monomer/substrate interactions smaller than kBT 16, 17. In such case, while adsorption is still reversible at the monomer level,...
WebFeb 5, 2003 · Irreversibility and Polymer Adsorption Ben O’Shaughnessy and Dimitrios Vavylonis Phys. Rev. Lett. 90, 056103 – Published 5 February 2003 More PDF HTML Export Citation Abstract Physisorption or chemisorption from dilute polymer solutions often … WebApr 13, 2024 · The kinetic study and the adsorption isotherms for the removal of Cu2+ and MB as organic pollutants using the as‐prepared polymeric compound were studied. Exploring new and efficient adsorbents for the purification of water from heavy metals and organic waste to provide clean drinking water is highly demanded. Herein, the synthesis of …
WebJul 1, 1987 · The rates of adsorption and desorption of polystyrene at the solid/solution interface have been measured using nuclear magnetic resonance. The fraction of … WebMay 1, 2024 · Since almost a decade, a growing experimental evidence has revealed a strong correlation between the properties of nanoconfined polymers and the number of chains irreversibly adsorbed onto...
WebFeb 7, 2003 · Irreversibility and polymer adsorption Phys Rev Lett. 2003 Feb 7;90 (5):056103. doi: 10.1103/PhysRevLett.90.056103. Epub 2003 Feb 5. Authors Ben …
WebDec 1, 1995 · We report the structural relaxation process of irreversibly adsorbed polymer chains via thermal annealing that lie flat on a solid ("flattened chains"). Amorphous polystyrene and quartz, which… Expand 53 Save Alert rawand goghreshWebThe fact that polymers do not desorb upon dilution with solvent is often regarded as a proof that polymer adsorption is irreversible. We show that, if a polydisperse sample is in equilibrium with an adsorbing surface, no detectable desorption … raw and glowWebAdsorption is the adhesion of ions or molecules onto the surface of another phase. Adsorption may occur via physisorption and chemisorption. Ions and molecules can … raw and flawlessWebSep 13, 2024 · The present invention relates to the use of a tetravinyl silane-polystyrene adsorbent in aniline adsorption, and belongs to the technical field of adsorbent adsorption. The adsorbent is prepared from tetravinyl silane and polystyrene by means of a Friedel-Crafts alkylation reaction, and the amount of aniline adsorbed by the adsorbent is greater … rawand hattarWebPolymer adsorption – reversible or irreversible? Sanat K. Kumar * and Andrew M. Jimenez Department of Chemical Engineering, Columbia University, New York, NY, USA. E-mail: … raw and free bookWebMar 1, 2024 · Increasing monomer–surface interaction also leads to irreversible adsorption, the study of which is unfeasible by conventional methods due to extremely long relaxation times. Results and discussion Recently, we proposed a path enabling equilibrium simulations of strongly adsorbed polymer interfaces [ 47•• ]. raw and finishedWebApr 1, 2024 · DOI: 10.1016/j.seppur.2024.123817 Corpus ID: 258053425; Phenolic hydroxyl functionalized hyper-crosslinked polymers and their efficient adsorption @article{Fu2024PhenolicHF, title={Phenolic hydroxyl functionalized hyper-crosslinked polymers and their efficient adsorption}, author={Yuli Fu and Yuet Peng Kong and You … raw and freeze dried cat food