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dc.contributor.author
Naranjo, Pablo Matias
dc.contributor.author
Molina, Jose Ramon
dc.contributor.author
Sham, Edgardo Ling
dc.contributor.author
Farfan Torres, Elsa Monica
dc.date.available
2021-11-04T18:54:17Z
dc.date.issued
2015-02
dc.identifier.citation
Naranjo, Pablo Matias; Molina, Jose Ramon; Sham, Edgardo Ling; Farfan Torres, Elsa Monica; Synthesis and characterization of HDTMA-organoclays: Insights into their structural properties; Sociedade Brasileira de Química; Química Nova; 38; 2; 2-2015; 166-171
dc.identifier.issn
0100-4042
dc.identifier.uri
http://hdl.handle.net/11336/146053
dc.description.abstract
This study aims to synthesize and characterize organoclays developed from an Argentinian montmorillonite (Bent) using hexadecyltrimethylammonium bromide (HDTMA-Br) as the intercalation agent. Subsequently, an adsorption mechanism is proposed. The obtained organoclays were more hydrophobic than the starting clay. Surfactant molecules were adsorbed initially through cation exchange in sites placed in the interlayer space of the clay. Adsorption in such sites continued until the interlayer space was saturated. Depending on the surfactant loading introduced during the intercalation process, different organizations of surfactant in the interlayer were obtained. Further adsorption of surfactant occurred in the mesopores generated by tactoids in the "house of cards" organization. This process kept surfactant molecules relatively free and out of the interlayer space.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Sociedade Brasileira de Química
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc/2.5/ar/
dc.subject
ADSORPTION
dc.subject
CATION EXCHANGE
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NANOCLAY
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SURFACTANT
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Otras Ingeniería de los Materiales
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Ingeniería de los Materiales
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INGENIERÍAS Y TECNOLOGÍAS
dc.title
Synthesis and characterization of HDTMA-organoclays: Insights into their structural properties
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2021-10-19T14:26:48Z
dc.identifier.eissn
1678-7064
dc.journal.volume
38
dc.journal.number
2
dc.journal.pagination
166-171
dc.journal.pais
Brasil
dc.journal.ciudad
San Pablo
dc.description.fil
Fil: Naranjo, Pablo Matias. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina
dc.description.fil
Fil: Molina, Jose Ramon. Universidad Nacional de Salta. Facultad de Ciencias Exactas; Argentina
dc.description.fil
Fil: Sham, Edgardo Ling. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina
dc.description.fil
Fil: Farfan Torres, Elsa Monica. Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet - Salta. Instituto de Investigaciones para la Industria Química. Universidad Nacional de Salta. Facultad de Ingeniería. Instituto de Investigaciones para la Industria Química; Argentina. Universidad Nacional de Salta. Facultad de Ciencias Exactas; Argentina
dc.journal.title
Química Nova
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.5935/0100-4042.20140302
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.scielo.br/j/qn/a/Zs6mdD7TLGKMxD79rhcwqfy/?lang=en
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