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Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive Applications

Bibliographic Details
Main Author: Aguiar, A
Publication Date: 2024
Other Authors: Marcelino, L.P., Mariquito, A, Simões, C.L., Simoes, Ricardo, Pinho, Isabel, Marques, A
Format: Article
Language: eng
Source: Repositórios Científicos de Acesso Aberto de Portugal (RCAAP)
Download full: http://hdl.handle.net/11110/3048
https://doi.org/10.1021/acsapm.4c00033
Summary: Thiswork introduces theencapsulationofhexamethylenediisocyanatederivatives(HDI,TriHDI, andPHDI)with thebiodegradablepolymerpoly(butyleneadipate-co-terephthalate) (PBAT) through a solvent evaporationmethod. Thesemicrocapsules(MCs)werethenemployedinadhesiveformulations for footwear.Moreover,MCs containingPHDIwereproduced ina closed vessel, demonstrating the potential for recovering and reusingorganicsolventsforthefirsttime.TheMCswereachieved withan isocyanatepayloadreachingupto68wt%, displayinga spherical shape, a core−shell structure, and thinwalls without holesorcracks.TheapplicationofMCsascross-linkingagentsfor adhesives was evaluated following industry standards. The adhesives’ strength surpassed theminimum requirement by a significantmargin.Creeptestsdemonstratedthat the formulationwithMCs exhibits superior thermostability. Furthermore, the formulationwithMCs-PHDIpresentedthebestresultsreportedtodateforthistypeofsystem,asnodisplacementwasobservedin thebondedsubstrates.EnvironmentalassessmentindicatesthatadhesiveswithMCshavehigherglobalwarmingpotential(+16.2%) andenergyconsumption(+10.8%)thanthestandardcommercialadhesives,butunderalternativerealisticscenarios, thedifferences canbe insignificant.Therefore, adhesive formulations incorporatingMCspromisetobeonparwithtraditional adhesivesystems regardingenvironmental impactswhileprovidingbenefitssuchasimprovedandsafehandlingof isocyanatesandexcellentbonding effectiveness.
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spelling Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive ApplicationsPBATmicrocapsulesHDIadhesivesenvironmental assessmentisocyanatesThiswork introduces theencapsulationofhexamethylenediisocyanatederivatives(HDI,TriHDI, andPHDI)with thebiodegradablepolymerpoly(butyleneadipate-co-terephthalate) (PBAT) through a solvent evaporationmethod. Thesemicrocapsules(MCs)werethenemployedinadhesiveformulations for footwear.Moreover,MCs containingPHDIwereproduced ina closed vessel, demonstrating the potential for recovering and reusingorganicsolventsforthefirsttime.TheMCswereachieved withan isocyanatepayloadreachingupto68wt%, displayinga spherical shape, a core−shell structure, and thinwalls without holesorcracks.TheapplicationofMCsascross-linkingagentsfor adhesives was evaluated following industry standards. The adhesives’ strength surpassed theminimum requirement by a significantmargin.Creeptestsdemonstratedthat the formulationwithMCs exhibits superior thermostability. Furthermore, the formulationwithMCs-PHDIpresentedthebestresultsreportedtodateforthistypeofsystem,asnodisplacementwasobservedin thebondedsubstrates.EnvironmentalassessmentindicatesthatadhesiveswithMCshavehigherglobalwarmingpotential(+16.2%) andenergyconsumption(+10.8%)thanthestandardcommercialadhesives,butunderalternativerealisticscenarios, thedifferences canbe insignificant.Therefore, adhesive formulations incorporatingMCspromisetobeonparwithtraditional adhesivesystems regardingenvironmental impactswhileprovidingbenefitssuchasimprovedandsafehandlingof isocyanatesandexcellentbonding effectiveness.ACS Applied Polymer Materials2024-11-09T14:49:31Z2024-11-092024-01-01T00:00:00Zinfo:eu-repo/semantics/publishedVersioninfo:eu-repo/semantics/articlehttp://hdl.handle.net/11110/3048https://doi.org/10.1021/acsapm.4c00033http://hdl.handle.net/11110/3048engAguiar, AMarcelino, L.P.Mariquito, ASimões, C.L.Simoes, RicardoPinho, IsabelMarques, Ainfo:eu-repo/semantics/openAccessreponame:Repositórios Científicos de Acesso Aberto de Portugal (RCAAP)instname:FCCN, serviços digitais da FCT – Fundação para a Ciência e a Tecnologiainstacron:RCAAP2024-11-14T07:59:04Zoai:ciencipca.ipca.pt:11110/3048Portal AgregadorONGhttps://www.rcaap.pt/oai/openaireinfo@rcaap.ptopendoar:https://opendoar.ac.uk/repository/71602025-05-28T19:13:15.706239Repositórios Científicos de Acesso Aberto de Portugal (RCAAP) - FCCN, serviços digitais da FCT – Fundação para a Ciência e a Tecnologiafalse
dc.title.none.fl_str_mv Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive Applications
title Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive Applications
spellingShingle Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive Applications
Aguiar, A
PBAT
microcapsules
HDI
adhesives
environmental assessment
isocyanates
title_short Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive Applications
title_full Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive Applications
title_fullStr Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive Applications
title_full_unstemmed Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive Applications
title_sort Microcapsules of Poly(butylene adipate-co-terephthalate) (PBAT) Loaded with Aliphatic Isocyanates for Adhesive Applications
author Aguiar, A
author_facet Aguiar, A
Marcelino, L.P.
Mariquito, A
Simões, C.L.
Simoes, Ricardo
Pinho, Isabel
Marques, A
author_role author
author2 Marcelino, L.P.
Mariquito, A
Simões, C.L.
Simoes, Ricardo
Pinho, Isabel
Marques, A
author2_role author
author
author
author
author
author
dc.contributor.author.fl_str_mv Aguiar, A
Marcelino, L.P.
Mariquito, A
Simões, C.L.
Simoes, Ricardo
Pinho, Isabel
Marques, A
dc.subject.por.fl_str_mv PBAT
microcapsules
HDI
adhesives
environmental assessment
isocyanates
topic PBAT
microcapsules
HDI
adhesives
environmental assessment
isocyanates
description Thiswork introduces theencapsulationofhexamethylenediisocyanatederivatives(HDI,TriHDI, andPHDI)with thebiodegradablepolymerpoly(butyleneadipate-co-terephthalate) (PBAT) through a solvent evaporationmethod. Thesemicrocapsules(MCs)werethenemployedinadhesiveformulations for footwear.Moreover,MCs containingPHDIwereproduced ina closed vessel, demonstrating the potential for recovering and reusingorganicsolventsforthefirsttime.TheMCswereachieved withan isocyanatepayloadreachingupto68wt%, displayinga spherical shape, a core−shell structure, and thinwalls without holesorcracks.TheapplicationofMCsascross-linkingagentsfor adhesives was evaluated following industry standards. The adhesives’ strength surpassed theminimum requirement by a significantmargin.Creeptestsdemonstratedthat the formulationwithMCs exhibits superior thermostability. Furthermore, the formulationwithMCs-PHDIpresentedthebestresultsreportedtodateforthistypeofsystem,asnodisplacementwasobservedin thebondedsubstrates.EnvironmentalassessmentindicatesthatadhesiveswithMCshavehigherglobalwarmingpotential(+16.2%) andenergyconsumption(+10.8%)thanthestandardcommercialadhesives,butunderalternativerealisticscenarios, thedifferences canbe insignificant.Therefore, adhesive formulations incorporatingMCspromisetobeonparwithtraditional adhesivesystems regardingenvironmental impactswhileprovidingbenefitssuchasimprovedandsafehandlingof isocyanatesandexcellentbonding effectiveness.
publishDate 2024
dc.date.none.fl_str_mv 2024-11-09T14:49:31Z
2024-11-09
2024-01-01T00:00:00Z
dc.type.status.fl_str_mv info:eu-repo/semantics/publishedVersion
dc.type.driver.fl_str_mv info:eu-repo/semantics/article
format article
status_str publishedVersion
dc.identifier.uri.fl_str_mv http://hdl.handle.net/11110/3048
https://doi.org/10.1021/acsapm.4c00033
http://hdl.handle.net/11110/3048
url http://hdl.handle.net/11110/3048
https://doi.org/10.1021/acsapm.4c00033
dc.language.iso.fl_str_mv eng
language eng
dc.rights.driver.fl_str_mv info:eu-repo/semantics/openAccess
eu_rights_str_mv openAccess
dc.publisher.none.fl_str_mv ACS Applied Polymer Materials
publisher.none.fl_str_mv ACS Applied Polymer Materials
dc.source.none.fl_str_mv reponame:Repositórios Científicos de Acesso Aberto de Portugal (RCAAP)
instname:FCCN, serviços digitais da FCT – Fundação para a Ciência e a Tecnologia
instacron:RCAAP
instname_str FCCN, serviços digitais da FCT – Fundação para a Ciência e a Tecnologia
instacron_str RCAAP
institution RCAAP
reponame_str Repositórios Científicos de Acesso Aberto de Portugal (RCAAP)
collection Repositórios Científicos de Acesso Aberto de Portugal (RCAAP)
repository.name.fl_str_mv Repositórios Científicos de Acesso Aberto de Portugal (RCAAP) - FCCN, serviços digitais da FCT – Fundação para a Ciência e a Tecnologia
repository.mail.fl_str_mv info@rcaap.pt
_version_ 1833597953215823872

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