Adsorption of cetyltrimethyl ammonium bromide surfactant for organophilization of palygorskite clay (Record no. 54383)

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fixed length control field 01817nam a2200277Ia 4500
003 - CONTROL NUMBER IDENTIFIER
control field MX-MdCICY
005 - DATE AND TIME OF LATEST TRANSACTION
control field 20250625162446.0
040 ## - CATALOGING SOURCE
Transcribing agency CICY
090 ## - LOCALLY ASSIGNED LC-TYPE CALL NUMBER (OCLC); LOCAL CALL NUMBER (RLIN)
Classification number (OCLC) (R) ; Classification number, CALL (RLIN) (NR) B-20284
008 - FIXED-LENGTH DATA ELEMENTS--GENERAL INFORMATION
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245 10 - TITLE STATEMENT
Title Adsorption of cetyltrimethyl ammonium bromide surfactant for organophilization of palygorskite clay
490 0# - SERIES STATEMENT
Volume/sequential designation Clay Minerals, 56(2), p.140-147, 2021
520 3# - SUMMARY, ETC.
Summary, etc. This work determines the optimal palygorskite (Plg)content (maximum surfactant adsorption point)to achieve organophilization using the cationic surfactant cetyltrimethyl ammonium bromide (CTAB)at various concentrations. Adsorption assays were carried out in a finite bath after varying the content of Plg and CTAB in solution. In those assays, the effects of time, temperature, pH and thermodynamic characteristics were studied. The results were analysed using the Langmuir, Freundlich, Dubinin-Radushkevich and Tempkin adsorption models. The increase in clay content in the dispersion leads to a decrease in adsorption of surfactant on the clay. It was possible to obtain the optimal Plg content to achieve organophilization at various concentrations of CTAB surfactant. The experimental data fitted well to the Freundlich model. The Dubinin-Radushkevich and Tempkin isotherms confirmed the chemical adsorption of CTAB on Plg clay.
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ADSORPTION
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ORGANOCLAY
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element ORGANOPHILIZATION
650 14 - SUBJECT ADDED ENTRY--TOPICAL TERM
Topical term or geographic name entry element PALYGORSKITE
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Silva, R. P.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Gois, A. G.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Ramme, M. O.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Dantas, T. N. C.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Barillas, J. L.
700 12 - ADDED ENTRY--PERSONAL NAME
Personal name Santanna, V. C.
856 40 - ELECTRONIC LOCATION AND ACCESS
Uniform Resource Identifier <a href="https://drive.google.com/file/d/1TXCUmLcjNPRsg4vy9uIJ1K-1bllIEPPM/view?usp=drivesdk">https://drive.google.com/file/d/1TXCUmLcjNPRsg4vy9uIJ1K-1bllIEPPM/view?usp=drivesdk</a>
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Source of classification or shelving scheme Clasificación local
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  Clasificación local     Ref1 CICY CICY Documento préstamo interbibliotecario 25.06.2025   B-20284 25.06.2025 25.06.2025 Documentos solicitados