Infiltrated spinel-based ceramic (MgAl2O4) for dental application
Autor(a) principal: | |
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Data de Publicação: | 2017 |
Outros Autores: | , , , |
Tipo de documento: | Artigo de conferência |
Idioma: | eng |
Título da fonte: | Repositório Institucional da UNESP |
Texto Completo: | http://dx.doi.org/10.4028/www.scientific.net/MSF.881.176 http://hdl.handle.net/11449/169367 |
Resumo: | This work developed a ceramic material for dental application, spinel-base (MgAl2O4), a ceramic material with recognized translucency. Spinel powders were uniaxially pressed at 100 MPa and pre-sintered in order to obtain porous ceramic blocks. The pre-sintered blocks were characterized and indicated 80% of relative density. X-ray diffraction (XRD) only showed MgAl2O4 phase. Samples with 15 x 15 x 1 mm were submitted to infiltration using glass rich in lanthanum (La). The products were characterized by scanning electron microscopy (SEM) and mechanical properties, as hardness and fracture toughness. Results were compared to the commercial product VITA-InCeram Spinell. Relative densities exceeding 92%, hardness around 900 HV and high toughness 2.5 MPa.m1/2 were obtained for both examined systems. |
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Repositório Institucional da UNESP |
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Infiltrated spinel-based ceramic (MgAl2O4) for dental applicationCharacterizationDental materialInfiltrationMechanical propertiesSpinelThis work developed a ceramic material for dental application, spinel-base (MgAl2O4), a ceramic material with recognized translucency. Spinel powders were uniaxially pressed at 100 MPa and pre-sintered in order to obtain porous ceramic blocks. The pre-sintered blocks were characterized and indicated 80% of relative density. X-ray diffraction (XRD) only showed MgAl2O4 phase. Samples with 15 x 15 x 1 mm were submitted to infiltration using glass rich in lanthanum (La). The products were characterized by scanning electron microscopy (SEM) and mechanical properties, as hardness and fracture toughness. Results were compared to the commercial product VITA-InCeram Spinell. Relative densities exceeding 92%, hardness around 900 HV and high toughness 2.5 MPa.m1/2 were obtained for both examined systems.Centro Universitário de Volta Redonda Mestrado Profissional em Materiais (UniFOA - MeMat), Avenida Paulo Erlei Alves Abrantes, 1325, Três PoçosUniversidade do Estado do Rio de Janeiro Faculdade de Tecnologia (UERJ - FAT), Rodovia Presidente Dutra, km 298 (sentido RJ-SP). Polo IndustrialUniversidade Estadual Paulista Júlio de Mesquita Filho Faculdade de Engenharia de Guaratingueta (UNESP - FEG), Avenida Ariberto Pereira da Cunha, 333. Portal das ColinasUniversidade Estadual Paulista Júlio de Mesquita Filho Faculdade de Engenharia de Guaratingueta (UNESP - FEG), Avenida Ariberto Pereira da Cunha, 333. Portal das ColinasMestrado Profissional em Materiais (UniFOA - MeMat)Universidade do Estado do Rio de Janeiro (UERJ)Universidade Estadual Paulista (Unesp)Magnago, Roberto de OliveiraMiranda Pereira, Fernanda de Assis Baiãoda Silva, Paula Ciprianode Souza, José Vitor Candido [UNESP]dos Santos, Claudinei2018-12-11T16:45:33Z2018-12-11T16:45:33Z2017-01-01info:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/conferenceObject176-180http://dx.doi.org/10.4028/www.scientific.net/MSF.881.176Materials Science Forum, v. 881 MSF, p. 176-180.0255-5476http://hdl.handle.net/11449/16936710.4028/www.scientific.net/MSF.881.1762-s2.0-85009817019Scopusreponame:Repositório Institucional da UNESPinstname:Universidade Estadual Paulista (UNESP)instacron:UNESPengMaterials Science Forum0,180info:eu-repo/semantics/openAccess2021-10-23T16:43:57Zoai:repositorio.unesp.br:11449/169367Repositório InstitucionalPUBhttp://repositorio.unesp.br/oai/requestopendoar:29462021-10-23T16:43:57Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP)false |
dc.title.none.fl_str_mv |
Infiltrated spinel-based ceramic (MgAl2O4) for dental application |
title |
Infiltrated spinel-based ceramic (MgAl2O4) for dental application |
spellingShingle |
Infiltrated spinel-based ceramic (MgAl2O4) for dental application Magnago, Roberto de Oliveira Characterization Dental material Infiltration Mechanical properties Spinel |
title_short |
Infiltrated spinel-based ceramic (MgAl2O4) for dental application |
title_full |
Infiltrated spinel-based ceramic (MgAl2O4) for dental application |
title_fullStr |
Infiltrated spinel-based ceramic (MgAl2O4) for dental application |
title_full_unstemmed |
Infiltrated spinel-based ceramic (MgAl2O4) for dental application |
title_sort |
Infiltrated spinel-based ceramic (MgAl2O4) for dental application |
author |
Magnago, Roberto de Oliveira |
author_facet |
Magnago, Roberto de Oliveira Miranda Pereira, Fernanda de Assis Baião da Silva, Paula Cipriano de Souza, José Vitor Candido [UNESP] dos Santos, Claudinei |
author_role |
author |
author2 |
Miranda Pereira, Fernanda de Assis Baião da Silva, Paula Cipriano de Souza, José Vitor Candido [UNESP] dos Santos, Claudinei |
author2_role |
author author author author |
dc.contributor.none.fl_str_mv |
Mestrado Profissional em Materiais (UniFOA - MeMat) Universidade do Estado do Rio de Janeiro (UERJ) Universidade Estadual Paulista (Unesp) |
dc.contributor.author.fl_str_mv |
Magnago, Roberto de Oliveira Miranda Pereira, Fernanda de Assis Baião da Silva, Paula Cipriano de Souza, José Vitor Candido [UNESP] dos Santos, Claudinei |
dc.subject.por.fl_str_mv |
Characterization Dental material Infiltration Mechanical properties Spinel |
topic |
Characterization Dental material Infiltration Mechanical properties Spinel |
description |
This work developed a ceramic material for dental application, spinel-base (MgAl2O4), a ceramic material with recognized translucency. Spinel powders were uniaxially pressed at 100 MPa and pre-sintered in order to obtain porous ceramic blocks. The pre-sintered blocks were characterized and indicated 80% of relative density. X-ray diffraction (XRD) only showed MgAl2O4 phase. Samples with 15 x 15 x 1 mm were submitted to infiltration using glass rich in lanthanum (La). The products were characterized by scanning electron microscopy (SEM) and mechanical properties, as hardness and fracture toughness. Results were compared to the commercial product VITA-InCeram Spinell. Relative densities exceeding 92%, hardness around 900 HV and high toughness 2.5 MPa.m1/2 were obtained for both examined systems. |
publishDate |
2017 |
dc.date.none.fl_str_mv |
2017-01-01 2018-12-11T16:45:33Z 2018-12-11T16:45:33Z |
dc.type.status.fl_str_mv |
info:eu-repo/semantics/publishedVersion |
dc.type.driver.fl_str_mv |
info:eu-repo/semantics/conferenceObject |
format |
conferenceObject |
status_str |
publishedVersion |
dc.identifier.uri.fl_str_mv |
http://dx.doi.org/10.4028/www.scientific.net/MSF.881.176 Materials Science Forum, v. 881 MSF, p. 176-180. 0255-5476 http://hdl.handle.net/11449/169367 10.4028/www.scientific.net/MSF.881.176 2-s2.0-85009817019 |
url |
http://dx.doi.org/10.4028/www.scientific.net/MSF.881.176 http://hdl.handle.net/11449/169367 |
identifier_str_mv |
Materials Science Forum, v. 881 MSF, p. 176-180. 0255-5476 10.4028/www.scientific.net/MSF.881.176 2-s2.0-85009817019 |
dc.language.iso.fl_str_mv |
eng |
language |
eng |
dc.relation.none.fl_str_mv |
Materials Science Forum 0,180 |
dc.rights.driver.fl_str_mv |
info:eu-repo/semantics/openAccess |
eu_rights_str_mv |
openAccess |
dc.format.none.fl_str_mv |
176-180 |
dc.source.none.fl_str_mv |
Scopus reponame:Repositório Institucional da UNESP instname:Universidade Estadual Paulista (UNESP) instacron:UNESP |
instname_str |
Universidade Estadual Paulista (UNESP) |
instacron_str |
UNESP |
institution |
UNESP |
reponame_str |
Repositório Institucional da UNESP |
collection |
Repositório Institucional da UNESP |
repository.name.fl_str_mv |
Repositório Institucional da UNESP - Universidade Estadual Paulista (UNESP) |
repository.mail.fl_str_mv |
|
_version_ |
1803046699631902720 |