{"id":{"repo_id":"brazil-uerj","oai_identifier":"oai:pantheon.ufrj.br:11422/8305"},"canonical_url":"https://search.dev.ndltd.org/etd/brazil-uerj/oai:pantheon.ufrj.br:11422/8305","repository":{"repo_id":"brazil-uerj","name":"Brazil UERJ","base_url":"https://pantheon.ufrj.br/oai/request"},"display":{"title":"Caracterização do resíduo pós-industrial de PVDF visando potencial utilização via reciclagem primária","abstract":"Poly(vinylidene fluoride) (PVDF) is a polymer widely used by the oil & gas industry due to its special features that make it suitable for this application, like imperviousness to liquid and gases, good compatibility with most chemicals and good stability in high pressure/temperature. As a recycling process for this fluoropolymer is still unknown, this work suggests reinserting the PVDF post-industrial waste by primary recycling aiming the remediation of the issue caused by its disposal in the environment. Results showed that both PVDF post-industrial and recycled ones present in its microstructures coexistence of alfa end beta phase. The thermal aging was responsible for promoting thermo-oxidation in the samples which lead to secondary crystallization, however, this secondary crystallization did not affect significantly the materials thermal stability and mechanical properties, making both recycled PVDF and post-industrial PVDF waste promising.","abstract_html":"Poly(vinylidene fluoride) (PVDF) is a polymer widely used by the oil & gas industry due to its special features that make it suitable for this application, like imperviousness to liquid and gases, good compatibility with most chemicals and good stability in high pressure/temperature. As a recycling process for this fluoropolymer is still unknown, this work suggests reinserting the PVDF post-industrial waste by primary recycling aiming the remediation of the issue caused by its disposal in the environment. Results showed that both PVDF post-industrial and recycled ones present in its microstructures coexistence of alfa end beta phase. The thermal aging was responsible for promoting thermo-oxidation in the samples which lead to secondary crystallization, however, this secondary crystallization did not affect significantly the materials thermal stability and mechanical properties, making both recycled PVDF and post-industrial PVDF waste promising.","abstract_has_math":false,"creators":["Cirilo, Leilane Carla Matos"],"institution":"Universidade Federal do Rio de Janeiro","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":[],"advisors":["Costa, Marysilvia Ferreira da"],"committee_chairs":[],"committee_members":[],"year":2017,"date_issued":"2017-12","date_published":"2017-12","updated_at":"2026-07-24T01:16:29Z","subjects":["Planejamento Energético","Envelhecimento térmico","PVDF reciclado","Características microestruturais e mecânicas"],"languages":["por"],"rights":["Acesso Aberto"],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/11422/8305","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Costa, Marysilvia Ferreira da"]},{"key":"dc:creator","label":"Author","values":["Cirilo, Leilane Carla Matos"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2019-06-05T16:56:53Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2026-05-16T03:05:44Z"]},{"key":"dc:date.issued","label":"Date","values":["2017-12"]},{"key":"dc:publisher","label":"Institution","values":["Universidade Federal do Rio de Janeiro"]},{"key":"dc:publisher.department","label":"Dc Publisher Department","values":["Instituto Alberto Luiz Coimbra de Pós-Graduação e Pesquisa de Engenharia"]},{"key":"dc:type","label":"Dc Type","values":["Dissertação"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["Planejamento Energético","Envelhecimento térmico","PVDF reciclado","Características microestruturais e mecânicas"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["por"]},{"key":"dc:rights","label":"Dc Rights","values":["Acesso Aberto"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["http://hdl.handle.net/11422/8305"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description.abstract","label":"Abstract","values":["Poly(vinylidene fluoride) (PVDF) is a polymer widely used by the oil & gas industry due to its special features that make it suitable for this application, like imperviousness to liquid and gases, good compatibility with most chemicals and good stability in high pressure/temperature. As a recycling process for this fluoropolymer is still unknown, this work suggests reinserting the PVDF post-industrial waste by primary recycling aiming the remediation of the issue caused by its disposal in the environment. Results showed that both PVDF post-industrial and recycled ones present in its microstructures coexistence of alfa end beta phase. The thermal aging was responsible for promoting thermo-oxidation in the samples which lead to secondary crystallization, however, this secondary crystallization did not affect significantly the materials thermal stability and mechanical properties, making both recycled PVDF and post-industrial PVDF waste promising."]},{"key":"dc:title","label":"Title","values":["Caracterização do resíduo pós-industrial de PVDF visando potencial utilização via reciclagem primária"]}]}],"canonical_facts":{"dc:contributor.advisor":["Costa, Marysilvia Ferreira da"],"dc:creator":["Cirilo, Leilane Carla Matos"],"dc:date.accessioned":["2019-06-05T16:56:53Z"],"dc:date.available":["2026-05-16T03:05:44Z"],"dc:date.issued":["2017-12"],"dc:description.abstract":["Poly(vinylidene fluoride) (PVDF) is a polymer widely used by the oil & gas industry due to its special features that make it suitable for this application, like imperviousness to liquid and gases, good compatibility with most chemicals and good stability in high pressure/temperature. As a recycling process for this fluoropolymer is still unknown, this work suggests reinserting the PVDF post-industrial waste by primary recycling aiming the remediation of the issue caused by its disposal in the environment. Results showed that both PVDF post-industrial and recycled ones present in its microstructures coexistence of alfa end beta phase. The thermal aging was responsible for promoting thermo-oxidation in the samples which lead to secondary crystallization, however, this secondary crystallization did not affect significantly the materials thermal stability and mechanical properties, making both recycled PVDF and post-industrial PVDF waste promising."],"dc:identifier.uri":["http://hdl.handle.net/11422/8305"],"dc:language":["por"],"dc:publisher":["Universidade Federal do Rio de Janeiro"],"dc:publisher.department":["Instituto Alberto Luiz Coimbra de Pós-Graduação e Pesquisa de Engenharia"],"dc:rights":["Acesso Aberto"],"dc:subject":["Planejamento Energético","Envelhecimento térmico","PVDF reciclado","Características microestruturais e mecânicas"],"dc:title":["Caracterização do resíduo pós-industrial de PVDF visando potencial utilização via reciclagem primária"],"dc:type":["Dissertação"]},"updated_at":"2026-07-24T01:16:29Z"}