Journals / Turkish Journal of Chemistry / 1996 / Cilt: 20 - Sayı: 3

A comparison of adsorption isotherms of crosslinked poly (N-vinylpyrrolidone)/ basic brown 1 binding system

Pages
234–243
Publication Date
2022-11-03
DOI
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⚡ TL;DR(Too Long; Didn't Read)

Binding parameters such as initial binding constant ($K_i$), equilibrium constant $(K)$, monolayer coverage (n), site-size (u), and maximum fractional occupancy ($theta$), and thermodynamic parameters such as heat of adsorption ($DeltaH$), free energy of adsorption ($DeltaG$) and entropy of adsorption ($DeltaS$) for the CPVP/BB 1 system were calculated by using Klotz, Scatchard, and Langmuir linearization methods.

📌 3 Key Takeaways

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Objective & Hypothesis:In this study, the binding of a basic dye such as basic brown 1 [BB 1] onto a crosslinked poly(N-vinylpyrrolidone) [CPVP] was investigated.
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Key Findings & Data:Adsorption of the azo dye onto the CPVP was studied by the batch adsorption technique at $25^o$.
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Conclusion & Impact:Binding parameters such as initial binding constant ($K_i$), equilibrium constant $(K)$, monolayer coverage (n), site-size (u), and maximum fractional occupancy ($theta$), and thermodynamic parameters such as heat of adsorption ($DeltaH$), free energy of adsorption ($DeltaG$) and entropy of adsorption ($DeltaS$) for the CPVP/BB 1 system were calculated by using Klotz, Scatchard, and Langmuir linearization methods.
🔬Design:Research Article
📍Scope:Comprehensive Sample
⚙️Variables:Domain Parameters

Abstract

In this study, the binding of a basic dye such as basic brown 1 [BB 1] onto a crosslinked poly(N-vinylpyrrolidone) [CPVP] was investigated. Adsorption of the azo dye onto the CPVP was studied by the batch adsorption technique at $25^o$. In adsorption experiments a Langmuir type (L) adsorption was found with respect to the Giles classification system. Binding parameters such as initial binding constant ($K_i$), equilibrium constant $(K)$, monolayer coverage (n), site-size (u), and maximum fractional occupancy ($theta$), and thermodynamic parameters such as heat of adsorption ($DeltaH$), free energy of adsorption ($DeltaG$) and entropy of adsorption ($DeltaS$) for the CPVP/BB 1 system were calculated by using Klotz, Scatchard, and Langmuir linearization methods.

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Cite This Article

SARAYDIN, D., KARADAĞ, E. (2022). A comparison of adsorption isotherms of crosslinked poly (N-vinylpyrrolidone)/ basic brown 1 binding system. Turkish Journal of Chemistry, Cilt: 20 - Sayı: 3, 234–243. https://ajindex.com/articles/602658

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