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1. Identity statement
Reference TypeJournal Article
Sitemtc-m21d.sid.inpe.br
Holder Codeisadg {BR SPINPE} ibi 8JMKD3MGPCW/3DT298S
Identifier8JMKD3MGP3W34T/49SMU75
Repositorysid.inpe.br/mtc-m21d/2023/09.25.18.23   (restricted access)
Last Update2023:09.25.18.23.39 (UTC) simone
Metadata Repositorysid.inpe.br/mtc-m21d/2023/09.25.18.23.39
Metadata Last Update2024:01.02.17.16.47 (UTC) administrator
DOI10.1007/s10965-023-03749-9
ISSN1022-9760
Citation KeySales-ContiniCiOlCoCaThBr:2023:EfAmPo
TitleCarbon nanotube-reinforced epoxy composites in seawater: effect of amino-functionalization and post-curing process‬
Year2023
MonthOct.
Access Date2024, May 19
Type of Workjournal article
Secondary TypePRE PI
Number of Files1
Size1859 KiB
2. Context
Author1 Sales-Contini, Rita de Cássia Mendonça
2 Cividades, Luciana de Simone
3 Oliveira, Thais Cardoso de
4 Corat, Evaldo José
5 Campos, Tiago Moreira Bastos
6 Thim, Gilmar Patrocínio
7 Brunelli, Deborah Dibbern
Resume Identifier1
2
3
4 8JMKD3MGP5W/3C9JH33
ORCID1 0000-0002-2160-0609
Group1
2
3
4 COPDT-CGIP-INPE-MCTI-GOV-BR
Affiliation1 Instituto Tecnológico de Aeronáutica (ITA)
2 Instituto Tecnológico de Aeronáutica (ITA)
3 Instituto Tecnológico de Aeronáutica (ITA)
4 Instituto Nacional de Pesquisas Espaciais (INPE)
5 Instituto Tecnológico de Aeronáutica (ITA)
6 Instituto Tecnológico de Aeronáutica (ITA)
7 Instituto Tecnológico de Aeronáutica (ITA)
Author e-Mail Address1 rita.sales@fatec.sp.gov.br
2
3
4 evaldo.corat@inpe.br
JournalJournal of Polymer Research
Volume30
Number10
Pagese381
Secondary MarkB1_MATERIAIS B1_INTERDISCIPLINAR B1_ENGENHARIAS_II B2_QUÍMICA B2_ASTRONOMIA_/_FÍSICA
History (UTC)2023-09-25 18:24:32 :: simone -> administrator :: 2023
2024-01-02 17:16:47 :: administrator -> simone :: 2023
3. Content and structure
Is the master or a copy?is the master
Content Stagecompleted
Transferable1
Content TypeExternal Contribution
Version Typepublisher
KeywordsCarbon nanotubes
Luminescence
Mechanical behavior
Moisture absorption
Nanocomposites
Seawater
AbstractDue to their extraordinary properties, functionalized carbon nanotubes (CNTs) have been added to epoxy matrices. In the marine industry, CNT/epoxy composite is applied in current turbines to obtain energy. For this, it is fundamental to understand the nanocomposites seawater absorption process. Therefore, this work aims to study how amino-functionalized CNTs and epoxys post-cure reaction influences the nanocomposites seawater absorption. The nanocomposites were prepared with ethylenediamine functionalized CNTs (0.25 wt%). Part of the samples was exposed to a post-cure treatment and artificial seawater for 504 days, accompanied by mass measurement. Then, the percentage of water absorbed throughout the period was obtained, and the post-cured samples absorbed the highest water amount, as well as showed the highest values of the glass transition temperature. The action of water as a plasticizer or pseudo-curing agent was observed by luminescence spectroscopy. Additionally, the three-point bending test showed that the highest modulus of elasticity was presented by the post-cured nanocomposites exposed to water, which also presented fracture with little plastic deformation, while the equivalent sample without the presence of CNT showed significant plastic deformation. Thus, since the marine industry requires materials with high bending forces, the amino-CNT/epoxy nanocomposites are suitable for this application.
AreaFISMAT
Arrangementurlib.net > BDMCI > Fonds > Produção a partir de 2021 > CGIP > Carbon nanotube-reinforced epoxy...
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4. Conditions of access and use
Languageen
Target Files10965-023-03749-9.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/46KUES5
Citing Item Listsid.inpe.br/bibdigital/2022/04.03.23.11 2
DisseminationWEBSCI; PORTALCAPES; SCOPUS.
Host Collectionurlib.net/www/2021/06.04.03.40
6. Notes
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