Natural fibers for hydrogels production and their applications in agriculture

This paper presents a review on hydrogels applied to agriculture emphasizing on the use of natural fibers. The objectives were to examine, trends in research addressed to identify natural fibers used in hydrogels development and methods for modifying natural fibers, understand factors which determin...

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Autores:
Serna Cock, Liliana
Guancha-Chalapud, Marcelo Alexander
Tipo de recurso:
Article of journal
Fecha de publicación:
2017
Institución:
Universidad Nacional de Colombia
Repositorio:
Universidad Nacional de Colombia
Idioma:
spa
OAI Identifier:
oai:repositorio.unal.edu.co:unal/61043
Acceso en línea:
https://repositorio.unal.edu.co/handle/unal/61043
http://bdigital.unal.edu.co/59851/
Palabra clave:
55 Ciencias de la tierra / Earth sciences and geology
63 Agricultura y tecnologías relacionadas / Agriculture
Hydrogels
methods of modifying fiber
nanofibers
superabsorbent
water retention capacity
Hydrogels
methods of modifying fiber
nanofibers
superabsorbent
water retention capacity
Rights
openAccess
License
Atribución-NoComercial 4.0 Internacional
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spelling Atribución-NoComercial 4.0 InternacionalDerechos reservados - Universidad Nacional de Colombiahttp://creativecommons.org/licenses/by-nc/4.0/info:eu-repo/semantics/openAccesshttp://purl.org/coar/access_right/c_abf2Serna Cock, Lilianac532fddf-5941-4083-9f3a-799d48341bd0300Guancha-Chalapud, Marcelo Alexander0fce9126-888c-49ff-ac40-842736815ac83002019-07-02T19:46:30Z2019-07-02T19:46:30Z2017-10-01ISSN: 2323-0118https://repositorio.unal.edu.co/handle/unal/61043http://bdigital.unal.edu.co/59851/This paper presents a review on hydrogels applied to agriculture emphasizing on the use of natural fibers. The objectives were to examine, trends in research addressed to identify natural fibers used in hydrogels development and methods for modifying natural fibers, understand factors which determine the water retention capacity of a hydrogel. Consequently, this paper shows some methodologies used to evaluate the hydrogels efficiency and to collect in tables, relevant information in relation to methods of natural fibers modification and hydrogel synthesis. It was found that previous research focused on hydrogels development processed with biodegradable polymers such as starch, chitosan and modified natural fibers, cross-linked with potassium acrylate and acrylamide, respectively. In addition, current researches aimed to obtaining hydrogels with improved properties, which have allowed a resistance to climatic variations and soil physicochemical changes, such as pH, presence of salts, temperature and composition. In fact, natural fibers such as sugarcane, agave fiber and kapok fiber, modified with maleic anhydride, are an alternative to obtain hydrogels due to an increasing of mechanical properties and chemically active sites. However, the use of natural nanofibers in hydrogels, has been a successful proposal to improve hydrogels mechanical and swelling properties, since they give to material an elasticity and rigidity properties. A hydrogel efficiency applied to soil, is measured throughout properties as swellability, mechanical strength, and soil water retention. It was concluded that hydrogels, are an alternative to the current needs for the agricultural sector.application/pdfspaUniversidad Nacional de Colombia - Sede Palmirahttps://revistas.unal.edu.co/index.php/acta_agronomica/article/view/56875Universidad Nacional de Colombia Revistas electrónicas UN Acta AgronómicaActa AgronómicaSerna Cock, Liliana and Guancha-Chalapud, Marcelo Alexander (2017) Natural fibers for hydrogels production and their applications in agriculture. Acta Agronómica, 66 (4). 495 - 505. ISSN 2323-011855 Ciencias de la tierra / Earth sciences and geology63 Agricultura y tecnologías relacionadas / AgricultureHydrogelsmethods of modifying fibernanofiberssuperabsorbentwater retention capacityHydrogelsmethods of modifying fibernanofiberssuperabsorbentwater retention capacityNatural fibers for hydrogels production and their applications in agricultureArtículo de revistainfo:eu-repo/semantics/articleinfo:eu-repo/semantics/publishedVersionhttp://purl.org/coar/resource_type/c_6501http://purl.org/coar/resource_type/c_2df8fbb1http://purl.org/coar/version/c_970fb48d4fbd8a85Texthttp://purl.org/redcol/resource_type/ARTORIGINAL56875-342932-3-PB.pdfapplication/pdf798705https://repositorio.unal.edu.co/bitstream/unal/61043/1/56875-342932-3-PB.pdf4141a05e04c3cfc962c7abef8d5ba697MD51THUMBNAIL56875-342932-3-PB.pdf.jpg56875-342932-3-PB.pdf.jpgGenerated Thumbnailimage/jpeg7834https://repositorio.unal.edu.co/bitstream/unal/61043/2/56875-342932-3-PB.pdf.jpg04e5ae7efd7c50975f8b702f64ba191dMD52unal/61043oai:repositorio.unal.edu.co:unal/610432024-04-16 23:35:57.578Repositorio Institucional Universidad Nacional de Colombiarepositorio_nal@unal.edu.co
dc.title.spa.fl_str_mv Natural fibers for hydrogels production and their applications in agriculture
title Natural fibers for hydrogels production and their applications in agriculture
spellingShingle Natural fibers for hydrogels production and their applications in agriculture
55 Ciencias de la tierra / Earth sciences and geology
63 Agricultura y tecnologías relacionadas / Agriculture
Hydrogels
methods of modifying fiber
nanofibers
superabsorbent
water retention capacity
Hydrogels
methods of modifying fiber
nanofibers
superabsorbent
water retention capacity
title_short Natural fibers for hydrogels production and their applications in agriculture
title_full Natural fibers for hydrogels production and their applications in agriculture
title_fullStr Natural fibers for hydrogels production and their applications in agriculture
title_full_unstemmed Natural fibers for hydrogels production and their applications in agriculture
title_sort Natural fibers for hydrogels production and their applications in agriculture
dc.creator.fl_str_mv Serna Cock, Liliana
Guancha-Chalapud, Marcelo Alexander
dc.contributor.author.spa.fl_str_mv Serna Cock, Liliana
Guancha-Chalapud, Marcelo Alexander
dc.subject.ddc.spa.fl_str_mv 55 Ciencias de la tierra / Earth sciences and geology
63 Agricultura y tecnologías relacionadas / Agriculture
topic 55 Ciencias de la tierra / Earth sciences and geology
63 Agricultura y tecnologías relacionadas / Agriculture
Hydrogels
methods of modifying fiber
nanofibers
superabsorbent
water retention capacity
Hydrogels
methods of modifying fiber
nanofibers
superabsorbent
water retention capacity
dc.subject.proposal.spa.fl_str_mv Hydrogels
methods of modifying fiber
nanofibers
superabsorbent
water retention capacity
Hydrogels
methods of modifying fiber
nanofibers
superabsorbent
water retention capacity
description This paper presents a review on hydrogels applied to agriculture emphasizing on the use of natural fibers. The objectives were to examine, trends in research addressed to identify natural fibers used in hydrogels development and methods for modifying natural fibers, understand factors which determine the water retention capacity of a hydrogel. Consequently, this paper shows some methodologies used to evaluate the hydrogels efficiency and to collect in tables, relevant information in relation to methods of natural fibers modification and hydrogel synthesis. It was found that previous research focused on hydrogels development processed with biodegradable polymers such as starch, chitosan and modified natural fibers, cross-linked with potassium acrylate and acrylamide, respectively. In addition, current researches aimed to obtaining hydrogels with improved properties, which have allowed a resistance to climatic variations and soil physicochemical changes, such as pH, presence of salts, temperature and composition. In fact, natural fibers such as sugarcane, agave fiber and kapok fiber, modified with maleic anhydride, are an alternative to obtain hydrogels due to an increasing of mechanical properties and chemically active sites. However, the use of natural nanofibers in hydrogels, has been a successful proposal to improve hydrogels mechanical and swelling properties, since they give to material an elasticity and rigidity properties. A hydrogel efficiency applied to soil, is measured throughout properties as swellability, mechanical strength, and soil water retention. It was concluded that hydrogels, are an alternative to the current needs for the agricultural sector.
publishDate 2017
dc.date.issued.spa.fl_str_mv 2017-10-01
dc.date.accessioned.spa.fl_str_mv 2019-07-02T19:46:30Z
dc.date.available.spa.fl_str_mv 2019-07-02T19:46:30Z
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identifier_str_mv ISSN: 2323-0118
url https://repositorio.unal.edu.co/handle/unal/61043
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dc.language.iso.spa.fl_str_mv spa
language spa
dc.relation.spa.fl_str_mv https://revistas.unal.edu.co/index.php/acta_agronomica/article/view/56875
dc.relation.ispartof.spa.fl_str_mv Universidad Nacional de Colombia Revistas electrónicas UN Acta Agronómica
Acta Agronómica
dc.relation.references.spa.fl_str_mv Serna Cock, Liliana and Guancha-Chalapud, Marcelo Alexander (2017) Natural fibers for hydrogels production and their applications in agriculture. Acta Agronómica, 66 (4). 495 - 505. ISSN 2323-0118
dc.rights.spa.fl_str_mv Derechos reservados - Universidad Nacional de Colombia
dc.rights.coar.fl_str_mv http://purl.org/coar/access_right/c_abf2
dc.rights.license.spa.fl_str_mv Atribución-NoComercial 4.0 Internacional
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dc.rights.accessrights.spa.fl_str_mv info:eu-repo/semantics/openAccess
rights_invalid_str_mv Atribución-NoComercial 4.0 Internacional
Derechos reservados - Universidad Nacional de Colombia
http://creativecommons.org/licenses/by-nc/4.0/
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eu_rights_str_mv openAccess
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dc.publisher.spa.fl_str_mv Universidad Nacional de Colombia - Sede Palmira
institution Universidad Nacional de Colombia
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