Martín Rodríguez, Jeffry Adrián(Universitat Politècnica de València, 2021-03-30)
[ES] En esta investigación se analizará el comportamiento de distintos morteros de activación alcalina o geopolímeros frente al ataque ácido proponiendo un nuevo método de evaluación que permita relacionarlo con la durabilidad ...
Abad Encarnación, José Arismendy(Universitat Politècnica de València, 2016-03-11)
[EN] The rheology of pastes, mortars and concretes of Portland cement is well known. However, the development of new binders based on completely different systems requires further research. This is the case of the geopolymer ...
Martínez Fuertes, Maria(Universitat Politècnica de València, 2020-04-08)
[ES] El ràpid creixement de la societat i de la indústria ha incrementat la demanda d'aigua, la quantitat d'aigua residual produïda, així com de subproductes industrials perillosos.
S'entén com a residu perillós qualsevol ...
Gasca-Tirado, J. Ramón; Rubio-Ávalos, José Carlos; Muñiz-Villarreal, M. S.; Manzano Ramirez, Alejandro; Reyes-Araiza, José Luis; Sampieri-Bulbarela, S.; Villaseñor-Mora, Carlos; Pérez Bueno, J. J.; Apatiga, L. M.; Amigó Borrás, Vicente(Elsevier, 2011-03-15)
In the present paper, the optical characterization of a geopolymer synthesized at three different temperatures (40, 60 and 90 °C) is described. The results were correlated to the porosity fraction in order to obtain a ...
[EN] This paper explored the effect of sewage sludge ash (SSA) on the mechanical and microstructural properties of geopolymers based on metakaolin (MK) involving two different SiO2/Na2O molar ratios (0.8 and 1.6), two ...
Segura Sierpe, Yasna Pamela(Universitat Politècnica de València, 2014-11-18)
[EN] The industry of construction is a huge waste producer. This work, developed from both materials and
sustainability fields, pretends to evaluate the hydrated cement waste. The principal scope is to produce
a new ...
Segura-Sierpe, Yasna Pamela; Borrachero Rosado, María Victoria; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan(Universidad Nacional de Colombia, 2016-04)
[EN] The carbonation of hydrated ordinary Portland cement (OPC) allows the transformation of hydrated calcium aluminates and silicates into calcium carbonate and amorphous silica/ alumina. These carbonated materials are ...
Cáceres Marte, Damariel(Universitat Politècnica de València, 2018-05-07)
En este trabajo se evaluará el comportamiento de los geopolímeros frente a distintas temperaturas de calentamiento: 90 °C, 150 °C, 250 °C, 400 °C y 525 °C. Los precursores seleccionados para ser activados alcalinamente son ...
[EN] The present investigation focuses on the
creation of a geopolymer, using pumice stone from Ecuador
as a precursor material. The chemical composition of the
pumice and the alkaline activation of the geopolymer with ...
Rodriguez Martinez, Erich David; Bernal, Susan A.; Provis, John L.; Gehman, John D.; Monzó Balbuena, José Mª; Paya Bernabeu, Jorge Juan; Borrachero Rosado, María Victoria(Elsevier, 2013-07)
This paper assesses the use of alkali activation technology in the valorization of a spent fluid catalytic cracking (FCC) catalyst, which is a residue derived from the oil-cracking process, to produce geopolymer binders. ...
Martínez García, Rebeca(Universitat Politècnica de València, 2021-03-30)
[ES] En el presente trabajo se ha realizado el cálculo de la Huella de Carbono de bloques de suelo estabilizado con geopolímeros preparados con un precursor a base de residuo de catalizador de craqueo catalítico del petróleo ...
[EN] This work studies the possibility of using geopolymer materials to enhance the mechanical and durability properties of hydrated lime¿pozzolan mixtures, which gave rise to the so-called ¿hybrid systems¿. Two different ...
Gasca-Tirado, José Ramón; Manzano Ramirez, Alejandro; Villaseñor-Mora, Carlos; Muñiz-Villarreal, M. S.; Zaldivar-Cadena, A. A.; Rubio-Ávalos, José Carlos; Amigó Borrás, Vicente; Nava Mendoza, Rufino(Elsevier, 2012-05-01)
In the present paper, it is described a procedure to ion exchange in an aluminosilicate inorganic polymer (geopolymer) in order to incorporate photoactive TiO 2. Metakaolin base geopolymers synthesized at 40 and 90 °C were ...
[EN] The present investigation studied the use of agro-industrial waste, sugar cane straw ash (SCSA), to partially replace commercial metakaolin (MK) in geopolymers (0 %, 15 %, 30 %, and 45 % percentages of substitution ...
ORELLANA ARITA, CARLOS(Universitat Politècnica de València, 2016-03-11)
[EN] This paper presents the results obtained on the influence of
two proposed aggregates: Silica and limed in portland cement mortars type I-52.5 R
with 15% replacement Catalytic Cracking Catalyst on the percentage ...
Gasca-Tirado, J.R.; Manzano-Ramirez, A.; Vazquez-Landaverde, P. A.; Herrera-Diaz, E. I.; Rodriguez-Ugarte, M. E.; Rubio-Avalos, J. C.; Amigó Borrás, Vicente; Chavez-Paez, M.(Elsevier, 2014-11-01)
In thepresentworkitisshownhowgeopolymerscanbeusedtocontrolindoorandoutdoorair pollution byphotolysisof2-ButanoneasaVolatileOrganicCompound(VOC).Anionexchange procedurewasfollowedtoincorporateTiO2 into ageopolymer(IEG),an ...
Tejedor Montagud, Joan(Universitat Politècnica de València, 2019-01-21)
[ES] Actualmente, gracias al hormigón se pueden construir todo tipo de edificios, con múltiples formas, texturas y acabados diferentes. Es el material de construcción más utilizado a nivel mundial. El problema, es que ...
Villca, Ariel R.; Soriano Martinez, Lourdes; Font, Alba; Tashima, Mauro M.; Monzó Balbuena, José Mª; Borrachero Rosado, María Victoria; Paya Bernabeu, Jorge Juan(Elsevier, 2021-03-22)
[EN] Use of lime as construction material is limited mainly by low initial strength. These properties can be
improved by adding pozzolanic materials, but the evolution of the reaction usually needs older ages than
7 days. ...
This paper provides information about the synthesis and mechanical properties of geopolymers based on fluid catalytic cracking catalyst residue (FCC). FCC was alkali activated with solutions containing different SiO 2/Na ...
Osorio Cosoguá, Bernardino Ariel(Universitat Politècnica de València, 2021-06-02)
[EN] The present study describes the use of various industrial and agricultural wastes for the manufacture of alkaline-activated binders. Almond shell ash is used as agricultural waste, while blast furnace slag has been ...