{"id":{"repo_id":"buffalo","oai_identifier":"oai:ubir.buffalo.edu:10477/78463"},"canonical_url":"https://search.dev.ndltd.org/etd/buffalo/oai:ubir.buffalo.edu:10477/78463","repository":{"repo_id":"buffalo","name":"Buffalo","base_url":"https://ubir.buffalo.edu/oai/request"},"display":{"title":"Synthesis of Star and Network Architectures from Reactive Molecular Bottlebrushes","abstract":"Ph.D.","abstract_html":"Ph.D.","abstract_has_math":false,"creators":["Altay, Esra"],"institution":"State University of New York at Buffalo","degree_name":null,"degree_level":null,"degree_discipline":null,"degree_department":null,"school":null,"contributors":["Rzayev, Javid","Chemistry"],"advisors":[],"committee_chairs":[],"committee_members":[],"year":2018,"date_issued":"2018-10-26T01:47:52Z","date_published":"2018-10-26T01:47:52Z","updated_at":"2026-07-27T19:05:09Z","subjects":["polymer chemistry"],"languages":["eng"],"rights":["Users of works found in University at Buffalo Institutional Repository (UBIR) are responsible for identifying and contacting the copyright owner for permission to reuse. University at Buffalo Libraries do not manage rights for copyright-protected works and cannot assist with permissions.","Copyright retained by author."],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"http://hdl.handle.net/10477/78463","outbound_label":"Handle","outbound_source":"dc:identifier"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor","label":"Contributor","values":["Rzayev, Javid","Chemistry"]},{"key":"dc:creator","label":"Author","values":["Altay, Esra"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date","label":"Dc Date","values":["2018-10-26T01:47:52Z","2018","2018-08-09 16:38:01"]},{"key":"dc:publisher","label":"Institution","values":["State University of New York at Buffalo"]},{"key":"dc:type","label":"Dc Type","values":["Text","Dissertation"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["polymer chemistry"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language","label":"Dc Language","values":["eng"]},{"key":"dc:rights","label":"Dc Rights","values":["Users of works found in University at Buffalo Institutional Repository (UBIR) are responsible for identifying and contacting the copyright owner for permission to reuse. University at Buffalo Libraries do not manage rights for copyright-protected works and cannot assist with permissions.","Copyright retained by author."]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier","label":"Identifier","values":["http://hdl.handle.net/10477/78463"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["Ph.D.","The development of smart materials using branched architectures requires robust synthetic methods. Several approaches have been investigated to access cross-linked structures or self-assembled organizations using bottlebrush copolymers. Reactive bottlebrush-linear block copolymers with different side chains and linear poly(glycidyl methacrylate) (PGM) end blocks were prepared by a grafting-from method using a combination of reversible addition-fragmentation chain transfer polymerization (RAFT) and atom transfer radical polymerization (ATRP). LiBr-catalyzed ring-opening of epoxides in the presence of ethylenediamine at room temperature was utilized for efficient cross-linking of PGM blocks leading to star-brush architectures. The developed method provided means to connect giant bottlebrush copolymer arms (Mn > 300 kg/mol) into a star architecture in an effective and tunable manner. As an alternative cross-linking way, olefin cross-metathesis has been utilized to connect giant bottlebrush molecules together. Appending olefinic functional groups to the end blocks through coupling to hydrolyzed PGM blocks was followed by subsequent olefin cross-metathesis cross-linking and led to the fast and efficient formation of star-brush copolymers with a complete conversion within a few hours irrespective of bottlebrush side chain dimensions.","**To request an accessible version of the file(s) associated with this item, contact library@buffalo.edu. Please include the item's persistent URL [http://hdl.handle.net/. . .] in your request.**"]},{"key":"dc:format","label":"Dc Format","values":["application/pdf"]},{"key":"dc:title","label":"Title","values":["Synthesis of Star and Network Architectures from Reactive Molecular Bottlebrushes"]}]}],"canonical_facts":{"dc:contributor":["Rzayev, Javid","Chemistry"],"dc:creator":["Altay, Esra"],"dc:date":["2018-10-26T01:47:52Z","2018","2018-08-09 16:38:01"],"dc:description":["Ph.D.","The development of smart materials using branched architectures requires robust synthetic methods. Several approaches have been investigated to access cross-linked structures or self-assembled organizations using bottlebrush copolymers. Reactive bottlebrush-linear block copolymers with different side chains and linear poly(glycidyl methacrylate) (PGM) end blocks were prepared by a grafting-from method using a combination of reversible addition-fragmentation chain transfer polymerization (RAFT) and atom transfer radical polymerization (ATRP). LiBr-catalyzed ring-opening of epoxides in the presence of ethylenediamine at room temperature was utilized for efficient cross-linking of PGM blocks leading to star-brush architectures. The developed method provided means to connect giant bottlebrush copolymer arms (Mn > 300 kg/mol) into a star architecture in an effective and tunable manner. As an alternative cross-linking way, olefin cross-metathesis has been utilized to connect giant bottlebrush molecules together. Appending olefinic functional groups to the end blocks through coupling to hydrolyzed PGM blocks was followed by subsequent olefin cross-metathesis cross-linking and led to the fast and efficient formation of star-brush copolymers with a complete conversion within a few hours irrespective of bottlebrush side chain dimensions.","**To request an accessible version of the file(s) associated with this item, contact library@buffalo.edu. Please include the item's persistent URL [http://hdl.handle.net/. . .] in your request.**"],"dc:format":["application/pdf"],"dc:identifier":["http://hdl.handle.net/10477/78463"],"dc:language":["eng"],"dc:publisher":["State University of New York at Buffalo"],"dc:rights":["Users of works found in University at Buffalo Institutional Repository (UBIR) are responsible for identifying and contacting the copyright owner for permission to reuse. University at Buffalo Libraries do not manage rights for copyright-protected works and cannot assist with permissions.","Copyright retained by author."],"dc:subject":["polymer chemistry"],"dc:title":["Synthesis of Star and Network Architectures from Reactive Molecular Bottlebrushes"],"dc:type":["Text","Dissertation"]},"updated_at":"2026-07-27T19:05:09Z"}