{"id":{"repo_id":"uwo","oai_identifier":"oai:uwo.scholaris.ca:20.500.14721/30356"},"canonical_url":"https://search.dev.ndltd.org/etd/uwo/oai:uwo.scholaris.ca:20.500.14721/30356","repository":{"repo_id":"uwo","name":"Western University","base_url":"https://uwo.scholaris.ca/server/oai/request"},"display":{"title":"Ionothermal Synthesis of High Silica Zeolites in Deep Eutectic Solvents (DES)","abstract":"Phase-pure high silica zeolites have been synthesized using different deep eutectic solvents for the first time. ZSM-5 was made in tetrapropylammonium bromide/pentaerythritol. The reaction is affected by the amounts of seeding, water content, and organic structure-directing agent (SDA). Sodalite and ZSM-39 were prepared in tetramethylammonium chloride (TMACl)/1, 6-hexanediol by using the mineralizing agents NaOH and NH4F, respectively. In urea/choline chloride, ZSM-5, Beta, ZSM-39, and ZSM-11 were made by using different organic SDAs in the presence of fluoride. The reaction temperature and the choice of organic SDA affect the type of structures being produced. The crystallization of ZSM-39 in TMACl/1, 6-hexanediol was studied by powder X-ray diffraction, NMR spectroscopy, and SEM. Amorphous silica first arrange themselves around the TMA+ and then reorganize to form the larger cages. The larger cages are joined together as the smaller cages are formed, trapping the F- in the framework.","abstract_html":"Phase-pure high silica zeolites have been synthesized using different deep eutectic solvents for the first time. ZSM-5 was made in tetrapropylammonium bromide/pentaerythritol. The reaction is affected by the amounts of seeding, water content, and organic structure-directing agent (SDA). Sodalite and ZSM-39 were prepared in tetramethylammonium chloride (TMACl)/1, 6-hexanediol by using the mineralizing agents NaOH and NH4F, respectively. In urea/choline chloride, ZSM-5, Beta, ZSM-39, and ZSM-11 were made by using different organic SDAs in the presence of fluoride. The reaction temperature and the choice of organic SDA affect the type of structures being produced. The crystallization of ZSM-39 in TMACl/1, 6-hexanediol was studied by powder X-ray diffraction, NMR spectroscopy, and SEM. Amorphous silica first arrange themselves around the TMA+ and then reorganize to form the larger cages. The larger cages are joined together as the smaller cages are formed, trapping the F- in the framework.","abstract_has_math":false,"creators":["Lin, Zheng Sonia"],"institution":"The University of Western Ontario","degree_name":"M Sc","degree_level":null,"degree_discipline":"Chemistry","degree_department":null,"school":null,"contributors":[],"advisors":["Yining Huang"],"committee_chairs":[],"committee_members":[],"year":2012,"date_issued":"2012-08-24","date_published":"2012-08-24","updated_at":"2026-07-27T21:56:18Z","subjects":["ionic liquids","deep eutectic solvents","high-silica zeolites","structure-directing agent"],"languages":["en_ca"],"rights":[],"rights_urls":[],"identifier_entries":[]},"links":{"outbound_url":"https://hdl.handle.net/20.500.14721/30356","outbound_label":"Handle","outbound_source":"dc:identifier.uri"},"metadata_groups":[{"id":"people","label":"People","entries":[{"key":"dc:contributor.advisor","label":"Advisor","values":["Yining Huang"]},{"key":"dc:creator","label":"Author","values":["Lin, Zheng Sonia"]}]},{"id":"academic_context","label":"Academic Context","entries":[{"key":"dc:date.accessioned","label":"Dc Date Accessioned","values":["2025-07-10T18:40:08Z"]},{"key":"dc:date.available","label":"Dc Date Available","values":["2025-07-10T18:40:08Z"]},{"key":"dc:date.issued","label":"Date","values":["2012-08-24"]},{"key":"dc:publisher","label":"Institution","values":["The University of Western Ontario"]},{"key":"dc:type","label":"Dc Type","values":["thesis"]},{"key":"thesis:degree_discipline","label":"Discipline","values":["Chemistry"]},{"key":"thesis:degree_name","label":"Degree Name","values":["M Sc"]}]},{"id":"subjects_keywords","label":"Subjects and Keywords","entries":[{"key":"dc:subject","label":"Dc Subject","values":["ionic liquids","deep eutectic solvents","high-silica zeolites","structure-directing agent"]}]},{"id":"language_rights","label":"Language and Rights","entries":[{"key":"dc:language.iso","label":"Language (ISO)","values":["en_ca"]}]},{"id":"identifiers","label":"Identifiers","entries":[{"key":"dc:identifier.uri","label":"Identifier URI","values":["https://hdl.handle.net/20.500.14721/30356"]}]},{"id":"additional","label":"Additional Metadata","entries":[{"key":"dc:description","label":"Description","values":["The thesis cover page in the PDF document includes references to Western University’s previous institutional repository platform, known as Scholarship@Western, and links to that platform (beginning with ir.lib.uwo.ca). In citing or referring to this thesis, use the DOI or handle from this page instead. Sample citation: Author name, \"Thesis title.\" (Year). Western University Open Repository. https://doi.org/10.71858/123456."]},{"key":"dc:description.abstract","label":"Abstract","values":["Phase-pure high silica zeolites have been synthesized using different deep eutectic solvents for the first time. ZSM-5 was made in tetrapropylammonium bromide/pentaerythritol. The reaction is affected by the amounts of seeding, water content, and organic structure-directing agent (SDA). Sodalite and ZSM-39 were prepared in tetramethylammonium chloride (TMACl)/1, 6-hexanediol by using the mineralizing agents NaOH and NH4F, respectively. In urea/choline chloride, ZSM-5, Beta, ZSM-39, and ZSM-11 were made by using different organic SDAs in the presence of fluoride. The reaction temperature and the choice of organic SDA affect the type of structures being produced. The crystallization of ZSM-39 in TMACl/1, 6-hexanediol was studied by powder X-ray diffraction, NMR spectroscopy, and SEM. Amorphous silica first arrange themselves around the TMA+ and then reorganize to form the larger cages. The larger cages are joined together as the smaller cages are formed, trapping the F- in the framework."]},{"key":"dc:title","label":"Title","values":["Ionothermal Synthesis of High Silica Zeolites in Deep Eutectic Solvents (DES)"]}]}],"canonical_facts":{"dc:contributor.advisor":["Yining Huang"],"dc:creator":["Lin, Zheng Sonia"],"dc:date.accessioned":["2025-07-10T18:40:08Z"],"dc:date.available":["2025-07-10T18:40:08Z"],"dc:date.issued":["2012-08-24"],"dc:description":["The thesis cover page in the PDF document includes references to Western University’s previous institutional repository platform, known as Scholarship@Western, and links to that platform (beginning with ir.lib.uwo.ca). In citing or referring to this thesis, use the DOI or handle from this page instead. Sample citation: Author name, \"Thesis title.\" (Year). Western University Open Repository. https://doi.org/10.71858/123456."],"dc:description.abstract":["Phase-pure high silica zeolites have been synthesized using different deep eutectic solvents for the first time. ZSM-5 was made in tetrapropylammonium bromide/pentaerythritol. The reaction is affected by the amounts of seeding, water content, and organic structure-directing agent (SDA). Sodalite and ZSM-39 were prepared in tetramethylammonium chloride (TMACl)/1, 6-hexanediol by using the mineralizing agents NaOH and NH4F, respectively. In urea/choline chloride, ZSM-5, Beta, ZSM-39, and ZSM-11 were made by using different organic SDAs in the presence of fluoride. The reaction temperature and the choice of organic SDA affect the type of structures being produced. The crystallization of ZSM-39 in TMACl/1, 6-hexanediol was studied by powder X-ray diffraction, NMR spectroscopy, and SEM. Amorphous silica first arrange themselves around the TMA+ and then reorganize to form the larger cages. The larger cages are joined together as the smaller cages are formed, trapping the F- in the framework."],"dc:identifier.uri":["https://hdl.handle.net/20.500.14721/30356"],"dc:language.iso":["en_ca"],"dc:publisher":["The University of Western Ontario"],"dc:subject":["ionic liquids","deep eutectic solvents","high-silica zeolites","structure-directing agent"],"dc:title":["Ionothermal Synthesis of High Silica Zeolites in Deep Eutectic Solvents (DES)"],"dc:type":["thesis"],"thesis:degree_discipline":["Chemistry"],"thesis:degree_name":["M Sc"]},"updated_at":"2026-07-27T21:56:18Z"}