Alternative dental impression fillers made of nanorod glutinous rice flour particles through precipitation

In this work, nanorod particles were synthesized from a locally available source, glutinous rice flour, using sodium hydroxide (NaOH) through a simple precipitation process. The synthesized nanofillers were then presented as an alternative organic filler for dental impression application to support...

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Main Authors: Veni Takarini, Lia A T W Asri, Nina Djustiana, Bambang Kismono Hadi
Format: Article
Language:English
Published: IOP Publishing 2023-01-01
Series:Materials Research Express
Subjects:
Online Access:https://doi.org/10.1088/2053-1591/ace3a6
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author Veni Takarini
Lia A T W Asri
Nina Djustiana
Bambang Kismono Hadi
author_facet Veni Takarini
Lia A T W Asri
Nina Djustiana
Bambang Kismono Hadi
author_sort Veni Takarini
collection DOAJ
description In this work, nanorod particles were synthesized from a locally available source, glutinous rice flour, using sodium hydroxide (NaOH) through a simple precipitation process. The synthesized nanofillers were then presented as an alternative organic filler for dental impression application to support the making of a diagnostic and working model. Dynamic Light Scattering, Scanning Electron Microscope, Fourier Transform Infrared Spectroscopy, x-ray Diffraction, Energy Dispersive Spectroscopy, Thermogravimetric Analysis, and Differential Scanning Colorimeter were used to characterize the fillers. The particle size measurement, morphology interaction, and composition of glutinous rice flour nanorod particles were also investigated. The cell viability using 3T3L1 cells was assessed to determine the safety of nanorod particles using the MTT assay and trypan blue solution. All treated samples exhibit a change in particle morphology from polyhedral to rod. Additionally, a decrease in crystallinity, dehydration, and gelatinization temperature was observed. The functional group interacting with sodium hydroxide also changes slightly after size reduction. The samples treated with 3000 centrifugation speed without surfactant addition showed changes from the control sample’s 3931.71 nm to the smallest average width particle size of 73.26 nm with an average length of 865.15 nm. All of the treated samples with NaOH and NaOH-surfactant additions met the non-cytotoxicity acceptance criteria in the range of 73.54%–99.58%, according to the cell viability results. The incorporation of 15 wt% of the synthesized nanorod fillers resulted in a 20 μ m continuous line as the impression materials specimen, yielding a satisfactory detail reproduction test result. In conclusion, nanorod particles with biocompatible properties have been successfully manufactured and can potentially be used in the future as an alternative dental impression filler materials.
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spelling doaj.art-1aac5b2e86bb45b49cffbf664ddf6be42023-08-09T16:09:20ZengIOP PublishingMaterials Research Express2053-15912023-01-0110707530410.1088/2053-1591/ace3a6Alternative dental impression fillers made of nanorod glutinous rice flour particles through precipitationVeni Takarini0https://orcid.org/0000-0002-9673-0766Lia A T W Asri1Nina Djustiana2Bambang Kismono Hadi3Materials Science and Engineering Research Group, Faculty of Mechanical and Aerospace Engineering, Institut Teknologi Bandung, Ganesha 10 Bandung, 40132, Indonesia; Dental Materials and Technology Department, Faculty of Dentistry, Universitas Padjadjaran , Sekeloa Selatan 1 Bandung, 40132, IndonesiaMaterials Science and Engineering Research Group, Faculty of Mechanical and Aerospace Engineering, Institut Teknologi Bandung, Ganesha 10 Bandung, 40132, IndonesiaDental Materials and Technology Department, Faculty of Dentistry, Universitas Padjadjaran , Sekeloa Selatan 1 Bandung, 40132, IndonesiaLightweight Structures Research Group, Faculty of Mechanical and Aerospace Engineering, Institut Teknologi Bandung, Ganesha 10 Bandung, 40132, IndonesiaIn this work, nanorod particles were synthesized from a locally available source, glutinous rice flour, using sodium hydroxide (NaOH) through a simple precipitation process. The synthesized nanofillers were then presented as an alternative organic filler for dental impression application to support the making of a diagnostic and working model. Dynamic Light Scattering, Scanning Electron Microscope, Fourier Transform Infrared Spectroscopy, x-ray Diffraction, Energy Dispersive Spectroscopy, Thermogravimetric Analysis, and Differential Scanning Colorimeter were used to characterize the fillers. The particle size measurement, morphology interaction, and composition of glutinous rice flour nanorod particles were also investigated. The cell viability using 3T3L1 cells was assessed to determine the safety of nanorod particles using the MTT assay and trypan blue solution. All treated samples exhibit a change in particle morphology from polyhedral to rod. Additionally, a decrease in crystallinity, dehydration, and gelatinization temperature was observed. The functional group interacting with sodium hydroxide also changes slightly after size reduction. The samples treated with 3000 centrifugation speed without surfactant addition showed changes from the control sample’s 3931.71 nm to the smallest average width particle size of 73.26 nm with an average length of 865.15 nm. All of the treated samples with NaOH and NaOH-surfactant additions met the non-cytotoxicity acceptance criteria in the range of 73.54%–99.58%, according to the cell viability results. The incorporation of 15 wt% of the synthesized nanorod fillers resulted in a 20 μ m continuous line as the impression materials specimen, yielding a satisfactory detail reproduction test result. In conclusion, nanorod particles with biocompatible properties have been successfully manufactured and can potentially be used in the future as an alternative dental impression filler materials.https://doi.org/10.1088/2053-1591/ace3a6nanorod glutinous rice flour fillerssodium hydroxideprecipitationdetail reproductiondental impression materials
spellingShingle Veni Takarini
Lia A T W Asri
Nina Djustiana
Bambang Kismono Hadi
Alternative dental impression fillers made of nanorod glutinous rice flour particles through precipitation
Materials Research Express
nanorod glutinous rice flour fillers
sodium hydroxide
precipitation
detail reproduction
dental impression materials
title Alternative dental impression fillers made of nanorod glutinous rice flour particles through precipitation
title_full Alternative dental impression fillers made of nanorod glutinous rice flour particles through precipitation
title_fullStr Alternative dental impression fillers made of nanorod glutinous rice flour particles through precipitation
title_full_unstemmed Alternative dental impression fillers made of nanorod glutinous rice flour particles through precipitation
title_short Alternative dental impression fillers made of nanorod glutinous rice flour particles through precipitation
title_sort alternative dental impression fillers made of nanorod glutinous rice flour particles through precipitation
topic nanorod glutinous rice flour fillers
sodium hydroxide
precipitation
detail reproduction
dental impression materials
url https://doi.org/10.1088/2053-1591/ace3a6
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AT ninadjustiana alternativedentalimpressionfillersmadeofnanorodglutinousriceflourparticlesthroughprecipitation
AT bambangkismonohadi alternativedentalimpressionfillersmadeofnanorodglutinousriceflourparticlesthroughprecipitation