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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21c.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34R/3TUJK6P
Repositorysid.inpe.br/mtc-m21c/2019/09.03.15.08   (restricted access)
Last Update2019:09.03.15.08.49 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21c/2019/09.03.15.08.49
Metadata Last Update2020:01.06.11.42.19 (UTC) administrator
DOI10.1016/j.powtec.2019.08.003
ISSN0032-5910
Citation KeyOliveiraVernVieiSilv:2019:ObAlPo
TitleObtainment of the alumina polyamide-coated spherical particles
Year2019
MonthNov.
Access Date2024, May 19
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size1341 KiB
2. Context
Author1 Oliveira, Isaías de
2 Vernilli Junior, Fernando
3 Vieira, Ricardo
4 Silva, Jorge Vicente Lopes da
Resume Identifier1
2
3 8JMKD3MGP5W/3C9JJ68
Group1 LABCP-COCTE-INPE-MCTIC-GOV-BR
2
3 LABCP-COCTE-INPE-MCTIC-GOV-BR
Affiliation1 Instituto Nacional de Pesquisas Espaciais (INPE)
2 Universidade de São Paulo (USP)
3 Instituto Nacional de Pesquisas Espaciais (INPE)
4 Three-dimensional Technologies Research Group
Author e-Mail Address1 isaias.oliveira@inpe.br
2
3 ricardo.vieira@inpe.br
JournalPowder Technology
Volume356
Pages112-118
Secondary MarkA1_ENGENHARIAS_III A1_ENGENHARIAS_II A1_ENGENHARIAS_I B1_QUÍMICA B1_MATERIAIS B1_FARMÁCIA B1_ENGENHARIAS_IV B1_CIÊNCIA_DE_ALIMENTOS B1_BIOTECNOLOGIA B2_CIÊNCIAS_BIOLÓGICAS_II B2_ASTRONOMIA_/_FÍSICA B3_CIÊNCIAS_AMBIENTAIS
History (UTC)2019-09-03 15:09:20 :: simone -> administrator :: 2019
2020-01-06 11:42:19 :: administrator -> simone :: 2019
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsAdditive manufacturing
Indirect-SLS
TIPS
Flowability
Alumina polyamide-coated
Spherical particles
AbstractThe indirect selective laser sintering (SLS) process consists of a powder-based additive manufacturing (AM) technique. Recently, an attempt was carried out using the indirect-SLS method on ceramics to obtain complex geometric parts without the need to fabricate tools or molds. In this context, the ceramic particles employed in indirect-SLS must be coated with a polymer layer and retain spherical format. Currently, several processes of encapsulation and balling up of ceramic particles are available, among which thermally induced phase separation (TIPS) is noteworthy. The present study describes the synthesis, via TIPS, of spherical micrometric alumina particles coated with polyamide 12 to be employed in indirect-SLS. Dimethyl sulfoxide (DMSO) was used as a solvent to obtain these particles. After encapsulation, the agglomerates were characterized according to granulometry, microstructure, thermal behavior, and flowability. The obtained results delineated the ideal conditions to synthesize agglomerates with adequate flowability, particle size profile, and similar thermal behavior to that verified for PA-12, a currently used material in SLS printing. Based on the results of the present study, it is possible to confirm the effectiveness of the TIPS technique in obtaining ceramic polymer-coated spherical particles that are suitable for use in AM processes via indirect-SLS.
AreaCOMB
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4. Conditions of access and use
Languageen
Target Fileoliveira_obtainment.pdf
User Groupsimone
Reader Groupadministrator
simone
Visibilityshown
Read Permissiondeny from all and allow from 150.163
Update Permissionnot transferred
5. Allied materials
Next Higher Units8JMKD3MGPCW/3ET38CH
Citing Item Listsid.inpe.br/mtc-m21/2012/07.13.14.59.12 2
sid.inpe.br/bibdigital/2013/09.25.23.49 2
Host Collectionurlib.net/www/2017/11.22.19.04
6. Notes
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