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      Processing of yttrium aluminosilicate (YAS) glasses for dental composites Translated title: Processamento de vidros de aluminosilicatos de ítrio (YAS) para compósitos odontológicos

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          Abstract

          Two series of silicate glasses were processed to micron-size, sub-micron size, and nanoparticles using three different milling systems: ball milling, attrition, and high-energy milling. The effect of milling time and media size on particle size and contamination were investigated in aqueous and isopropanol suspensions. The particle size was determined using a laser-diffraction particle size analyzer and scanning electron microscopy. The smallest glass particles with a median particle size of 0.3 µm were achieved by a two-step comminution process in a high energy mill.

          Translated abstract

          Foram moídas duas séries de vidros silicatos para a obtenção de partículas com dimensões nas faixas micrométrica, submicrométrica e nanométrica, utilizando três tipos distintos de processos de moagem: moagem em moinho de esferas, em atritor, e de alta energia. Foram investigados os efeitos do tempo e do tipo do meio de moagem no tamanho de partícula, em suspensões aquosas e em isopropanol. Foram utilizados um granulômetro com o princípio de difração de laser e um microscópio eletrônico de varredura para a determinação do tamanho de partícula. A distribuição de tamanho de partículas com o menor tamanho médio de partícula igual a 0,3 µm foi obtida para vidros submetidos ao processo de cominuição em duas etapas, utilizando um moinho de alta energia.

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          Philips sciences of dental materials

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            Rare Earth Aluminosilicate Glasses for in Vivo Radiation Delivery

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              "A Critical Review of the Durability of Adhesion to Tooth Tissue: Methods and Results"

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                Author and article information

                Contributors
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Role: ND
                Journal
                ce
                Cerâmica
                Cerâmica
                Associação Brasileira de Cerâmica (São Paulo )
                1678-4553
                March 2011
                : 57
                : 341
                : 1-9
                Affiliations
                [1 ] Mo-Sci Corporation
                [2 ] University of Missouri United States
                [3 ] University of Missouri United States
                [4 ] University of Missouri United States
                [5 ] University of Missouri United States
                Article
                S0366-69132011000100001
                10.1590/S0366-69132011000100001
                849d4884-e6b5-4f75-bd83-41f5c024d585

                http://creativecommons.org/licenses/by/4.0/

                History
                Product

                SciELO Brazil

                Self URI (journal page): http://www.scielo.br/scielo.php?script=sci_serial&pid=0366-6913&lng=en
                Categories
                MATERIALS SCIENCE, CERAMICS

                Ceramics
                comminution,dental composites,glass fillers,nano-particles,particle processing,cominuição,compósitos odontológicos,nano-partículas,processamento de partículas

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