{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,8]],"date-time":"2026-05-08T00:05:04Z","timestamp":1778198704242,"version":"3.51.4"},"reference-count":156,"publisher":"MDPI AG","issue":"7","license":[{"start":{"date-parts":[[2024,7,12]],"date-time":"2024-07-12T00:00:00Z","timestamp":1720742400000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100000275","name":"The LEVERHULME TRUST","doi-asserted-by":"publisher","award":["DS-2017-073"],"award-info":[{"award-number":["DS-2017-073"]}],"id":[{"id":"10.13039\/501100000275","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Catalysts"],"abstract":"<jats:p>The extensive use of plastics has led to a significant environmental threat due to the generation of waste plastic, which has shown significant challenges during recycling. The catalytic hydrocracking route, however, is viewed as a key strategy to manage this fossil-fuel-derived waste into plastic-derived fuels with lower carbon emissions. Despite numerous efforts to identify an effective bi-functional catalyst, especially metal-loaded zeolites, the high-performing zeolite for hydrocracking plastics has yet to be synthesized. This is due to the microporous nature of zeolite, which results in the diffusional limitations of bulkier polymer molecules entering the structure and reducing the overall cracking of plastic and catalyst cycle time. These constraints can be overcome by developing hierarchical zeolites that feature shorter diffusion paths and larger pore sizes, facilitating the movement of bulky polymer molecules. However, if the hierarchical modification process of zeolites is not controlled, it can lead to the synthesis of hierarchical zeolites with compromised functionality or structural integrity, resulting in reduced conversion for the hydrocracking of plastics. Therefore, we provide an overview of various methods for synthesizing hierarchical zeolites, emphasizing significant advancements over the past two decades in developing innovative strategies to introduce additional pore systems. However, the objective of this review is to study the various synthesis approaches based on their effectiveness while developing a clear link between the optimized preparation methods and the structure-activity relationship of the resulting hierarchical zeolites used for the hydrocracking of plastics.<\/jats:p>","DOI":"10.3390\/catal14070450","type":"journal-article","created":{"date-parts":[[2024,7,12]],"date-time":"2024-07-12T16:23:41Z","timestamp":1720801421000},"page":"450","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":17,"title":["Advancing Plastic Recycling: A Review on the Synthesis and Applications of Hierarchical Zeolites in Waste Plastic Hydrocracking"],"prefix":"10.3390","volume":"14","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-9589-8313","authenticated-orcid":false,"given":"Muhammad Usman","family":"Azam","sequence":"first","affiliation":[{"name":"School of Engineering, University of Aberdeen, Aberdeen AB24 3UE, Scotland, UK"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-2927-0114","authenticated-orcid":false,"given":"Waheed","family":"Afzal","sequence":"additional","affiliation":[{"name":"School of Engineering, University of Aberdeen, Aberdeen AB24 3UE, Scotland, UK"}]},{"given":"In\u00eas","family":"Gra\u00e7a","sequence":"additional","affiliation":[{"name":"School of Engineering, University of Aberdeen, Aberdeen AB24 3UE, Scotland, UK"}]}],"member":"1968","published-online":{"date-parts":[[2024,7,12]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","first-page":"813","DOI":"10.1016\/j.chempr.2016.11.003","article-title":"Catalyst: Design Challenges for the Future of Plastics Recycling","volume":"1","year":"2016","journal-title":"Chem."},{"key":"ref_2","doi-asserted-by":"crossref","first-page":"870","DOI":"10.1126\/science.aaq0324","article-title":"The Future of Plastics Recycling","volume":"358","author":"Garcia","year":"2017","journal-title":"Science"},{"key":"ref_3","doi-asserted-by":"crossref","first-page":"14882","DOI":"10.1021\/acscatal.2c04915","article-title":"Understanding the Structure-Activity Relationships in Catalytic Conversion of Polyolefin Plastics by Zeolite-Based Catalysts: A Critical Review","volume":"12","author":"Dong","year":"2022","journal-title":"ACS Catal."},{"key":"ref_4","doi-asserted-by":"crossref","first-page":"1700782","DOI":"10.1126\/sciadv.1700782","article-title":"Production, Use, and Fate of All Plastics Ever Made","volume":"3","author":"Geyer","year":"2017","journal-title":"Sci. Adv."},{"key":"ref_5","doi-asserted-by":"crossref","unstructured":"Umer, M., Brandoni, C., Jaffar, M., Hewitt, N.J., Dunlop, P., Zhang, K., and Huang, Y. (2024). An Experimental Investigation of Hydrogen Production through Biomass Electrolysis. Processes, 12.","DOI":"10.3390\/pr12010112"},{"key":"ref_6","doi-asserted-by":"crossref","unstructured":"Azam, M.U., Vete, A., and Afzal, W. (2022). Process Simulation and Life Cycle Assessment of Waste Plastics: A Comparison of Pyrolysis and Hydrocracking. Molecules, 27.","DOI":"10.3390\/molecules27228084"},{"key":"ref_7","doi-asserted-by":"crossref","first-page":"1009","DOI":"10.1016\/j.wasman.2011.12.025","article-title":"Assessing Recycling versus Incineration of Key Materials in Municipal Waste: The Importance of Efficient Energy Recovery and Transport Distances","volume":"32","author":"Merrild","year":"2012","journal-title":"Waste Manag."},{"key":"ref_8","doi-asserted-by":"crossref","first-page":"115243","DOI":"10.1016\/j.enconman.2022.115243","article-title":"A Review on Catalytic Pyrolysis of Plastic Wastes to High-Value Products","volume":"254","author":"Peng","year":"2022","journal-title":"Energy Convers. Manag."},{"key":"ref_9","doi-asserted-by":"crossref","first-page":"41","DOI":"10.1039\/D1RE00447F","article-title":"Polyolefin Plastic Waste Hydroconversion to Fuels, Lubricants, and Waxes: A Comparative Study","volume":"7","author":"Kots","year":"2021","journal-title":"React. Chem. Eng."},{"key":"ref_10","doi-asserted-by":"crossref","first-page":"14","DOI":"10.1016\/j.joei.2022.02.005","article-title":"Kinetic Study on High-Temperature Gasification of Medical Plastic Waste Coupled with Hydrogen-Rich Syngas Production Catalyzed by Steel-Converter Ash","volume":"102","author":"Qin","year":"2022","journal-title":"J. Energy Inst."},{"key":"ref_11","first-page":"100158","article-title":"Towards Solvothermal Upcycling of Mixed Plastic Wastes: Depolymerization Pathways of Waste Plastics in Sub- and Supercritical Toluene","volume":"13","author":"Saha","year":"2022","journal-title":"Energy Convers. Manag. X"},{"key":"ref_12","doi-asserted-by":"crossref","first-page":"2830","DOI":"10.1039\/D2CC00184E","article-title":"Reductive Depolymerization of Polyesters and Polycarbonates with Hydroboranes by Using a Lanthanum(Iii) Tris(Amide) Catalyst","volume":"58","author":"Kobylarski","year":"2022","journal-title":"Chem. Commun."},{"key":"ref_13","doi-asserted-by":"crossref","first-page":"490","DOI":"10.1016\/j.rser.2018.03.034","article-title":"Hydrocracking of Virgin and Waste Plastics: A Detailed Review","volume":"90","author":"Munir","year":"2018","journal-title":"Renew. Sustain. Energy Rev."},{"key":"ref_14","doi-asserted-by":"crossref","first-page":"359","DOI":"10.1016\/j.fuproc.2006.10.009","article-title":"High-Pressure Catalytic and Thermal Cracking of Polyethylene","volume":"88","author":"Warzala","year":"2007","journal-title":"Fuel Process. Technol."},{"key":"ref_15","doi-asserted-by":"crossref","first-page":"341","DOI":"10.1134\/S0965544121030191","article-title":"Application of Ni-W Sulfide Catalysts Prepared In Situ from Embryonic and Highly Crystalline ZSM-5 Zeolites in Hydrocracking Reaction of 1-Methylnaphthalene","volume":"61","author":"Ostroumova","year":"2021","journal-title":"Pet. Chem."},{"key":"ref_16","doi-asserted-by":"crossref","unstructured":"Scherzer, J., and Gruia, A.J. (1996). Hydrocracking Science and Technology, CRC Press.","DOI":"10.1201\/9781482233889"},{"key":"ref_17","doi-asserted-by":"crossref","first-page":"128651","DOI":"10.1016\/j.fuel.2023.128651","article-title":"Refining of Chlorine-Containing Plastic Wastes by Traditional Hydrotreating and Catalytic Cracking Processes","volume":"349","author":"Klimov","year":"2023","journal-title":"Fuel"},{"key":"ref_18","doi-asserted-by":"crossref","first-page":"eadg5332","DOI":"10.1126\/sciadv.adg5332","article-title":"A Reusable, Impurity-Tolerant and Noble Metal-Free Catalyst for Hydrocracking of Waste Polyolefins","volume":"9","author":"Qiu","year":"2023","journal-title":"Sci. Adv."},{"key":"ref_19","doi-asserted-by":"crossref","first-page":"1040","DOI":"10.1016\/j.matpr.2021.09.048","article-title":"Production of Alternative Liquid Fuels from Catalytic Hydrocracking of Plastics over Ni\/SBA-15 Catalyst","volume":"57","author":"Narksri","year":"2022","journal-title":"Mater. Today Proc."},{"key":"ref_20","doi-asserted-by":"crossref","first-page":"1219","DOI":"10.1021\/ef970051q","article-title":"Hydrocracking and Hydroisomerization of High-Density Polyethylene and Waste Plastic over Zeolite and Silica\u2013Alumina-Supported Ni and Ni-Mo Sulfides","volume":"11","author":"Ding","year":"1997","journal-title":"Energy Fuels"},{"key":"ref_21","doi-asserted-by":"crossref","first-page":"723","DOI":"10.1002\/ceat.202200439","article-title":"Comparative Analysis of Catalytic Cracking and Hydrocracking of Waste Plastic","volume":"46","author":"Iqbal","year":"2023","journal-title":"Chem. Eng. Technol."},{"key":"ref_22","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/S0378-3820(97)86800-2","article-title":"Catalytic Reactions in Waste Plastics, HDPE and Coal Studied by High-Pressure Thermogravimetry with on-Line GC\/MS","volume":"49","author":"Liu","year":"1996","journal-title":"Fuel Process. Technol."},{"key":"ref_23","doi-asserted-by":"crossref","first-page":"110912","DOI":"10.1016\/j.micromeso.2021.110912","article-title":"Hydrocracking of Virgin and Post-Consumer Polymers","volume":"315","author":"Jumah","year":"2021","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_24","doi-asserted-by":"crossref","first-page":"8283","DOI":"10.1126\/sciadv.abf8283","article-title":"Plastic Waste to Fuels by Hydrocracking at Mild Conditions","volume":"7","author":"Liu","year":"2021","journal-title":"Sci. Adv."},{"key":"ref_25","doi-asserted-by":"crossref","first-page":"106891","DOI":"10.1016\/j.fuproc.2021.106891","article-title":"Different Approaches to Convert Waste Polyolefins into Automotive Fuels via Hydrocracking with a NiW\/HY Catalyst","volume":"220","author":"Vela","year":"2021","journal-title":"Fuel Process. Technol."},{"key":"ref_26","doi-asserted-by":"crossref","first-page":"192","DOI":"10.1016\/j.cattod.2020.07.021","article-title":"A Thermogravimetric Study of HDPE Conversion under a Reductive Atmosphere","volume":"379","author":"Costa","year":"2021","journal-title":"Catal. Today"},{"key":"ref_27","doi-asserted-by":"crossref","first-page":"1134","DOI":"10.1039\/D0SE01584A","article-title":"H-USY and H-ZSM-5 Zeolites as Catalysts for HDPE Conversion under a Hydrogen Reductive Atmosphere","volume":"5","author":"Costa","year":"2021","journal-title":"Sustain. Energy Fuels"},{"key":"ref_28","doi-asserted-by":"crossref","unstructured":"Mu\u00f1oz, M., Morales, I., Costa, C.S., Multigner, M., de la Presa, P., Alonso, J.M., Silva, J.M., Ribeiro, M.D.R., Torres, B., and Rams, J. (2021). Local Induction Heating Capabilities of Zeolites Charged with Metal and Oxide MNPs for Application in HDPE Hydrocracking: A Proof of Concept. Materials, 14.","DOI":"10.3390\/ma14041029"},{"key":"ref_29","doi-asserted-by":"crossref","first-page":"33","DOI":"10.1016\/j.micromeso.2017.09.030","article-title":"Hierarchical Zeolites: Synthesis and Catalytic Properties","volume":"259","year":"2018","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_30","doi-asserted-by":"crossref","first-page":"11194","DOI":"10.1021\/acs.chemrev.0c00016","article-title":"Hierarchically Structured Zeolites: From Design to Application","volume":"120","author":"Chen","year":"2020","journal-title":"Chem. Rev."},{"key":"ref_31","doi-asserted-by":"crossref","first-page":"105399","DOI":"10.1016\/j.jece.2021.105399","article-title":"Synthesis of Nickel Catalyst Supported on ZrO2\/SO4pillared Bentonite and Its Application for Conversion of Coconut Oil into Gasoline via Hydrocracking Process","volume":"9","author":"Wijaya","year":"2021","journal-title":"J. Environ. Chem. Eng."},{"key":"ref_32","doi-asserted-by":"crossref","first-page":"548","DOI":"10.1016\/j.matchemphys.2018.03.055","article-title":"Pt-Promoted Sulfated Zirconia as Catalyst for Hydrocracking of LDPE Plastic Waste into Liquid Fuels","volume":"213","author":"Utami","year":"2018","journal-title":"Mater. Chem. Phys."},{"key":"ref_33","doi-asserted-by":"crossref","first-page":"867","DOI":"10.1021\/ie970605c","article-title":"Deactivation Behaviors of Zeolite and Silica-Alumina Catalysts in the Degradation of Polyethylene","volume":"37","author":"Uemichi","year":"1998","journal-title":"Ind. Eng. Chem. Res."},{"key":"ref_34","unstructured":"Venkatesh, K., Hu, J., Tierney, J., Wender, I., and Papers, I.W.-P. (2024, July 04). Hydrocracking of Polyolefins to Liquid Fuels over Strong Solid Acid Catalysts, Available online: https:\/\/www.osti.gov\/biblio\/462530."},{"key":"ref_35","doi-asserted-by":"crossref","first-page":"303","DOI":"10.1016\/j.ejpe.2014.08.006","article-title":"Pt, Re and Pt\u2013Re Incorporation in Sulfated Zirconia as Catalysts for n-Pentane Isomerization","volume":"23","author":"Gad","year":"2014","journal-title":"Egypt. J. Pet."},{"key":"ref_36","doi-asserted-by":"crossref","first-page":"132","DOI":"10.1016\/j.jaap.2015.12.005","article-title":"Catalytic Cracking of LDPE over Nanocrystalline HZSM-5 Zeolite Prepared by Seed-Assisted Synthesis from an Organic-Template-Free System","volume":"117","author":"Figueiredo","year":"2016","journal-title":"J. Anal. Appl. Pyrolysis"},{"key":"ref_37","doi-asserted-by":"crossref","first-page":"2104442","DOI":"10.1002\/adma.202104442","article-title":"Advances in Catalytic Applications of Zeolite-Supported Metal Catalysts","volume":"33","author":"Sun","year":"2021","journal-title":"Adv. Mater."},{"key":"ref_38","doi-asserted-by":"crossref","first-page":"366","DOI":"10.1039\/C8AN01194J","article-title":"Analyst CRITICAL REVIEW Zeolites and Zeolite-Based Materials in Extraction and Microextraction Techniques","volume":"144","author":"Baile","year":"2019","journal-title":"Analyst"},{"key":"ref_39","doi-asserted-by":"crossref","first-page":"263","DOI":"10.1039\/C2CS35196J","article-title":"Tailored Crystalline Microporous Materials by Post-Synthesis Modification","volume":"42","author":"Valtchev","year":"2013","journal-title":"Chem. Soc. Rev."},{"key":"ref_40","doi-asserted-by":"crossref","first-page":"8633","DOI":"10.1038\/ncomms9633","article-title":"Structural Analysis of Hierarchically Organized Zeolites","volume":"6","author":"Mitchell","year":"2015","journal-title":"Nat. Commun."},{"key":"ref_41","doi-asserted-by":"crossref","first-page":"467","DOI":"10.1016\/j.apt.2018.12.014","article-title":"Modern Synthesis Strategies for Hierarchical Zeolites: Bottom-up versus Top-down Strategies","volume":"30","author":"Jia","year":"2019","journal-title":"Adv. Powder Technol."},{"key":"ref_42","doi-asserted-by":"crossref","first-page":"109","DOI":"10.1016\/j.apcata.2016.04.026","article-title":"On the Effectiveness of Tailored Mesoporous MFI Zeolites for Biomass Catalytic Fast Pyrolysis","volume":"522","author":"Gamliel","year":"2016","journal-title":"Appl. Catal. A Gen."},{"key":"ref_43","doi-asserted-by":"crossref","first-page":"1137","DOI":"10.1002\/chem.201002589","article-title":"Desilication Mechanism Revisited: Highly Mesoporous All-Silica Zeolites Enabled Through Pore-Directing Agents","volume":"17","author":"Verboekend","year":"2011","journal-title":"Chem.\u2014Eur. J."},{"key":"ref_44","doi-asserted-by":"crossref","first-page":"163","DOI":"10.1016\/j.cattod.2013.09.004","article-title":"High External Surface Pt\/Zeolite Catalysts for Improving Polystyrene Hydrocracking","volume":"227","author":"Salbidegoitia","year":"2014","journal-title":"Catal. Today"},{"key":"ref_45","doi-asserted-by":"crossref","first-page":"4983","DOI":"10.1002\/chem.200500045","article-title":"Mechanism of Hierarchical Porosity Development in MFI Zeolites by Desilication: The Role of Aluminium as a Pore-Directing Agent","volume":"11","author":"Groen","year":"2005","journal-title":"Chem.\u2014Eur. J."},{"key":"ref_46","doi-asserted-by":"crossref","first-page":"9000","DOI":"10.1021\/acssuschemeng.3c01515","article-title":"Tuning High-Density Polyethylene Hydrocracking through Mordenite Zeolite Crystal Engineering","volume":"11","author":"Kots","year":"2023","journal-title":"ACS Sustain. Chem. Eng."},{"key":"ref_47","doi-asserted-by":"crossref","first-page":"33","DOI":"10.1016\/S0926-860X(01)00645-7","article-title":"Alkali-Treatment Technique-New Method for Modification of Structural and Acid-Catalytic Properties of ZSM-5 Zeolites","volume":"219","author":"Ogura","year":"2001","journal-title":"Appl. Catal. A Gen."},{"key":"ref_48","doi-asserted-by":"crossref","first-page":"13062","DOI":"10.1021\/jp047194f","article-title":"Optimal Aluminum-Assisted Mesoporosity Development in MFI Zeolites by Desilication","volume":"108","author":"Groen","year":"2004","journal-title":"J. Phys. Chem. B"},{"key":"ref_49","doi-asserted-by":"crossref","first-page":"224","DOI":"10.1007\/s11244-020-01393-x","article-title":"Optimization of Supports in Bifunctional Supported Pt Catalysts for Polystyrene Hydrocracking to Liquid Fuels","volume":"64","author":"Salbidegoitia","year":"2021","journal-title":"Top. Catal."},{"key":"ref_50","doi-asserted-by":"crossref","first-page":"112605","DOI":"10.1016\/j.micromeso.2023.112605","article-title":"Evaluation of Two Approaches for the Synthesis of Hierarchical Micro-\/Mesoporous Catalysts for HDPE Hydrocracking","volume":"356","author":"Armenise","year":"2023","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_51","doi-asserted-by":"crossref","first-page":"2121","DOI":"10.1039\/B517510K","article-title":"Desilication: On the Controlled Generation of Mesoporosity in MFI Zeolites","volume":"16","author":"Groen","year":"2006","journal-title":"J. Mater. Chem."},{"key":"ref_52","doi-asserted-by":"crossref","first-page":"5738","DOI":"10.1021\/acssuschemeng.3c04163","article-title":"Selective Hydrocracking of Waste Polyolefins toward Gasoline-Range Liquid Fuels via Tandem Catalysis over a Cerium-Promoted Pt\/HY Catalyst","volume":"12","author":"Zhao","year":"2024","journal-title":"ACS Sustain. Chem. Eng."},{"key":"ref_53","doi-asserted-by":"crossref","first-page":"1794","DOI":"10.1039\/C9CY00326F","article-title":"As Featured in: Desilicated Zeolite BEA for the Catalytic Cracking of LDPE: The Interplay between Acidic Sites\u2019 Strength and Accessibility","volume":"9","author":"Pyra","year":"2019","journal-title":"Catal. Sci. Technol."},{"key":"ref_54","doi-asserted-by":"crossref","first-page":"129","DOI":"10.1021\/acssuschemeng.8b05630","article-title":"Improved Catalytic Technology for Waste Plastic Processing: Toward Novel Remediation and Emission Control Measures","volume":"7","author":"Tarach","year":"2019","journal-title":"ACS Sustain. Chem. Eng."},{"key":"ref_55","doi-asserted-by":"crossref","first-page":"191","DOI":"10.1016\/j.apcata.2009.05.055","article-title":"Mesoporous ZSM-5 Zeolite Catalysts Prepared by Desilication with Organic Hydroxides and Comparison with NaOH Leaching","volume":"364","author":"Bonilla","year":"2009","journal-title":"Appl. Catal. A Gen."},{"key":"ref_56","first-page":"385","article-title":"Study of the Effect of the Acid Dealumination on the Physico-Chemical Properties of Y Zeolite","volume":"100","author":"Najar","year":"2010","journal-title":"React. Kinet. Mech. Catal."},{"key":"ref_57","doi-asserted-by":"crossref","first-page":"120022","DOI":"10.1016\/j.apcatb.2021.120022","article-title":"Insight into Tri-Coordinated Aluminum Dependent Catalytic Properties of Dealuminated Y Zeolites in Oxidative Desulfurization","volume":"288","author":"Zhu","year":"2021","journal-title":"Appl. Catal. B"},{"key":"ref_58","doi-asserted-by":"crossref","first-page":"7234","DOI":"10.1039\/C5CS00155B","article-title":"Tailoring and Visualizing the Pore Architecture of Hierarchical Zeolites","volume":"44","author":"Wei","year":"2015","journal-title":"Chem. Soc. Rev."},{"key":"ref_59","doi-asserted-by":"crossref","first-page":"203","DOI":"10.1016\/S0167-2991(08)64880-6","article-title":"A New Method for the Dealumination of Faujasite-Type Zeolites","volume":"5","author":"Beyer","year":"1980","journal-title":"Stud. Surf. Sci. Catal."},{"key":"ref_60","doi-asserted-by":"crossref","first-page":"297","DOI":"10.1081\/CR-120023908","article-title":"Generation, Characterization, and Impact of Mesopores in Zeolite Catalysts","volume":"45","author":"Janssen","year":"2003","journal-title":"Catal. Rev."},{"key":"ref_61","doi-asserted-by":"crossref","first-page":"11905","DOI":"10.1021\/jp025971a","article-title":"On the Shape of the Mesopores in Zeolite Y: A Three-Dimensional Transmission Electron Microscopy Study Combined with Texture Analysis","volume":"106","author":"Janssen","year":"2002","journal-title":"J. Phys. Chem. B"},{"key":"ref_62","doi-asserted-by":"crossref","first-page":"724248","DOI":"10.1155\/2014\/724248","article-title":"Zeolite Y: Synthesis, Modification, and Properties\u2014A Case Revisited","volume":"2014","author":"Lutz","year":"2014","journal-title":"Adv. Mater. Sci. Eng."},{"key":"ref_63","doi-asserted-by":"crossref","unstructured":"Beyer, H.K. (2002). Dealumination Techniques for Zeolites. Post-Synthesis Modification I, Springer.","DOI":"10.1007\/3-540-69750-0_3"},{"key":"ref_64","doi-asserted-by":"crossref","first-page":"5118","DOI":"10.1021\/ie970348b","article-title":"Investigation of the Catalytic Pyrolysis of High-Density Polyethylene over a HZSM-5 Catalyst in a Laboratory Fluidized-Bed Reactor","volume":"36","author":"Sharratt","year":"1997","journal-title":"Ind. Eng. Chem. Res."},{"key":"ref_65","doi-asserted-by":"crossref","first-page":"20601","DOI":"10.1021\/acs.iecr.9b04263","article-title":"Catalyzing the Hydrocracking of Low Density Polyethylene","volume":"58","author":"Anbumuthu","year":"2019","journal-title":"Ind. Eng. Chem. Res."},{"key":"ref_66","doi-asserted-by":"crossref","first-page":"1847","DOI":"10.1021\/jacs.2c11407","article-title":"Converting Plastic Wastes to Naphtha for Closing the Plastic Loop","volume":"145","author":"Li","year":"2023","journal-title":"J. Am. Chem. Soc."},{"key":"ref_67","doi-asserted-by":"crossref","first-page":"128704","DOI":"10.1016\/j.fuel.2023.128704","article-title":"Hydrocracking of Surgical Face Masks over Y Zeolites: Catalyst Development, Process Design and Life Cycle Assessment","volume":"349","author":"Fernandes","year":"2023","journal-title":"Fuel"},{"key":"ref_68","doi-asserted-by":"crossref","first-page":"59","DOI":"10.1023\/A:1019155832086","article-title":"Enhanced Hydrocarbon Cracking Activity of Y Zeolites","volume":"10","author":"Kung","year":"2000","journal-title":"Top. Catal."},{"key":"ref_69","doi-asserted-by":"crossref","first-page":"73","DOI":"10.1016\/S0926-860X(98)00120-3","article-title":"Changes in Catalytic Activity of MFI-Type Zeolites Caused by Dealumination in a Steam Atmosphere","volume":"172","author":"Masuda","year":"1998","journal-title":"Appl. Catal. A Gen."},{"key":"ref_70","doi-asserted-by":"crossref","unstructured":"Azam, M.U., Afzal, W., Fernandes, A., and Gra\u00e7a, I. (2024). Insights into the Development of Greener Mild Zeolite Dealumination Routes Applied to the Hydrocracking of Waste Plastics. Appl. Catal. A Gen., 119873. in press, journal pre-proof.","DOI":"10.1016\/j.apcata.2024.119873"},{"key":"ref_71","doi-asserted-by":"crossref","first-page":"6982","DOI":"10.1021\/acscatal.1c01138","article-title":"Quantifying the Influence of Water on the Mobility of Aluminum Species and Their Effects on Alkane Cracking in Zeolites","volume":"11","author":"Pham","year":"2021","journal-title":"ACS Catal."},{"key":"ref_72","doi-asserted-by":"crossref","first-page":"2435","DOI":"10.1016\/j.joei.2020.08.001","article-title":"Impact of Acid-Modified ZSM-5 on Hydrocarbon Yield of Catalytic Co-Pyrolysis of Poplar Wood Sawdust and High-Density Polyethylene by Py-GC\/MS Analysis","volume":"93","author":"Sarker","year":"2020","journal-title":"J. Energy Inst."},{"key":"ref_73","doi-asserted-by":"crossref","first-page":"1495","DOI":"10.1007\/s11144-024-02595-0","article-title":"Utilization of Laboratory Glove Waste for Fuel Production through Pyrolysis-Hydrocracking Consecutive Process Catalyzed by Sulfated Indonesian Natural Zeolite","volume":"137","author":"Wangsa","year":"2024","journal-title":"React. Kinet. Mech. Catal."},{"key":"ref_74","doi-asserted-by":"crossref","first-page":"447","DOI":"10.1016\/S1872-2067(15)61038-5","article-title":"Nanosized and Hierarchical Zeolites: A Short Review","volume":"37","author":"Koohsaryan","year":"2016","journal-title":"Chin. J. Catal."},{"key":"ref_75","doi-asserted-by":"crossref","first-page":"101","DOI":"10.1016\/S0926-860X(00)00470-1","article-title":"Comparison of Nitric and Oxalic Acid in the Dealumination of Mordenite","volume":"203","author":"Giudici","year":"2000","journal-title":"Appl. Catal. A Gen."},{"key":"ref_76","doi-asserted-by":"crossref","first-page":"583","DOI":"10.1016\/S0167-2991(08)61364-6","article-title":"Formation of Secondary Pores in Zeolites During Dealumination: Influence of TheCrystallographic Structure and Of the Si\/Al RATIO","volume":"62","author":"Ajot","year":"1991","journal-title":"Stud. Surf. Sci. Catal."},{"key":"ref_77","doi-asserted-by":"crossref","first-page":"3055","DOI":"10.1021\/ie9507639","article-title":"Effect of the Si\/Al Ratio and of the Zeolite Structure on the Performance of Dealuminated Zeolites for the Reforming of Hydrocarbon Mixtures","volume":"35","author":"Smirniotis","year":"1996","journal-title":"Ind. Eng. Chem. Res."},{"key":"ref_78","doi-asserted-by":"crossref","first-page":"1935","DOI":"10.1039\/D2SC06010H","article-title":"Regulation of the Si\/Al Ratios and Al Distributions of Zeolites and Their Impact on Properties","volume":"14","author":"Li","year":"2023","journal-title":"Chem. Sci."},{"key":"ref_79","doi-asserted-by":"crossref","first-page":"120694","DOI":"10.1016\/j.fuel.2021.120694","article-title":"Effects of the Acidity and Shape Selectivity of Dealuminated Zeolite Beta on Butene Transformations","volume":"300","author":"Yi","year":"2021","journal-title":"Fuel"},{"key":"ref_80","doi-asserted-by":"crossref","first-page":"726","DOI":"10.1016\/j.biortech.2017.08.036","article-title":"The Comparison of Chemical Liquid Deposition and Acid Dealumination Modified ZSM-5 for Catalytic Pyrolysis of Pinewood Using Pyrolysis-Gas Chromatography\/Mass Spectrometry","volume":"244","author":"Zhang","year":"2017","journal-title":"Bioresour. Technol."},{"key":"ref_81","doi-asserted-by":"crossref","first-page":"111513","DOI":"10.1016\/j.micromeso.2021.111513","article-title":"Chromic Acid Dealumination of Zeolites","volume":"329","author":"Koneti","year":"2022","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_82","doi-asserted-by":"crossref","first-page":"110715","DOI":"10.1016\/j.micromeso.2020.110715","article-title":"An Efficient Microwave-Assisted Chelation (MWAC) Post-Synthetic Modification Method to Produce Hierarchical Y Zeolites","volume":"311","author":"Abdulridha","year":"2021","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_83","doi-asserted-by":"crossref","first-page":"4850","DOI":"10.1038\/s41467-022-32563-y","article-title":"Mechanistic Classification and Benchmarking of Polyolefin Depolymerization over Silica-Alumina-Based Catalysts","volume":"13","author":"Lee","year":"2022","journal-title":"Nat. Commun."},{"key":"ref_84","doi-asserted-by":"crossref","first-page":"43","DOI":"10.1023\/A:1014360023070","article-title":"Mesoporous Material from Zeolite","volume":"9","author":"He","year":"2002","journal-title":"J. Porous Mater."},{"key":"ref_85","doi-asserted-by":"crossref","first-page":"163","DOI":"10.1016\/j.micromeso.2013.11.001","article-title":"Mechanistic Study of Zeolites Recrystallization into Micro-Mesoporous Materials","volume":"189","author":"Ivanova","year":"2014","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_86","doi-asserted-by":"crossref","first-page":"4289","DOI":"10.1021\/acs.cgd.7b00619","article-title":"Development of Intracrystalline Mesoporosity in Zeolites through Surfactant-Templating","volume":"17","author":"Sachse","year":"2017","journal-title":"Cryst. Growth Des."},{"key":"ref_87","doi-asserted-by":"crossref","first-page":"987","DOI":"10.1039\/c2cy00309k","article-title":"Mesostructured Zeolite Y-High Hydrothermal Stability and Superior FCC Catalytic Performancew","volume":"2","author":"Johnson","year":"2012","journal-title":"Catal. Sci. Technol."},{"key":"ref_88","doi-asserted-by":"crossref","first-page":"110949","DOI":"10.1016\/j.micromeso.2021.110949","article-title":"Preparation of \u03b2 Zeolite with Intracrystalline Mesoporosity via Surfactant -Templating Strategy and Its Application in Ethanol-Acetaldehyde to Butadiene","volume":"316","author":"Yang","year":"2021","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_89","doi-asserted-by":"crossref","first-page":"101","DOI":"10.1016\/j.micromeso.2007.05.056","article-title":"Nature, Strength and Accessibility of Acid Sites in Micro\/Mesoporous Catalysts Obtained by Recrystallization of Zeolite BEA","volume":"105","author":"Ordomsky","year":"2007","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_90","doi-asserted-by":"crossref","first-page":"100442","DOI":"10.1016\/j.mtchem.2021.100442","article-title":"Statistical Analysis of the Influence of Synthesis Conditions on the Properties of Hierarchical Zeolite Y","volume":"20","author":"Villa","year":"2021","journal-title":"Mater. Today Chem."},{"key":"ref_91","doi-asserted-by":"crossref","first-page":"6013","DOI":"10.1021\/acssuschemeng.4c01097","article-title":"Hierarchical FAU Zeolites Boosting the Hydrocracking of Polyolefin Waste into Liquid Fuels","volume":"12","author":"Zhou","year":"2024","journal-title":"ACS Sustain. Chem. Eng."},{"key":"ref_92","doi-asserted-by":"crossref","first-page":"7536","DOI":"10.1021\/acscatal.4c01213","article-title":"Catalytic Consequences of Hierarchical Pore Architectures within MFI and FAU Zeolites for Polyethylene Conversion","volume":"14","author":"Tan","year":"2024","journal-title":"ACS Catal."},{"key":"ref_93","doi-asserted-by":"crossref","first-page":"379","DOI":"10.1016\/j.jaap.2004.11.002","article-title":"Catalytic Cracking of HDPE over Hybrid Zeolitic\u2013Mesoporous Materials","volume":"74","author":"Serrano","year":"2005","journal-title":"J. Anal. Appl. Pyrolysis"},{"key":"ref_94","doi-asserted-by":"crossref","first-page":"44","DOI":"10.1016\/j.jaap.2018.09.023","article-title":"Catalytic Hydropyrolysis of a Model Municipal Waste Plastic Mixture over Composite USY\/SBA-16 Catalysts","volume":"135","author":"Munir","year":"2018","journal-title":"J. Anal. Appl. Pyrolysis"},{"key":"ref_95","doi-asserted-by":"crossref","first-page":"9","DOI":"10.1007\/s40243-020-00169-3","article-title":"Composite Zeolite Beta Catalysts for Catalytic Hydrocracking of Plastic Waste to Liquid Fuels","volume":"9","author":"Munir","year":"2020","journal-title":"Mater. Renew. Sustain. Energy"},{"key":"ref_96","doi-asserted-by":"crossref","first-page":"601","DOI":"10.1016\/j.trechm.2019.05.010","article-title":"Creating Hierarchical Pores in Zeolite Catalysts","volume":"1","author":"Bai","year":"2019","journal-title":"Trends Chem."},{"key":"ref_97","doi-asserted-by":"crossref","first-page":"170","DOI":"10.1016\/j.micromeso.2005.09.030","article-title":"Synthesis and Characterization of Mesoporous ZSM-12 by Using Carbon Particles","volume":"89","author":"Wei","year":"2006","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_98","doi-asserted-by":"crossref","first-page":"205","DOI":"10.1023\/B:CATL.0000030122.37779.f4","article-title":"Mesoporous MEL\u2014Type Zeolite Single Crystal Catalysts","volume":"96","author":"Kustova","year":"2004","journal-title":"Catal. Letters"},{"key":"ref_99","doi-asserted-by":"crossref","first-page":"905","DOI":"10.1016\/S0167-2991(06)80996-1","article-title":"Formation of Mesopores in ZSM-5 by Carbon Templating","volume":"162","author":"Zukal","year":"2006","journal-title":"Stud. Surf. Sci. Catal."},{"key":"ref_100","doi-asserted-by":"crossref","first-page":"78","DOI":"10.1016\/j.micromeso.2005.10.014","article-title":"Mesoporous ZSM-5 Catalysts: Preparation, Characterisation and Catalytic Properties. Part I: Comparison of Different Synthesis Routes","volume":"89","author":"Chou","year":"2006","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_101","doi-asserted-by":"crossref","first-page":"145","DOI":"10.1016\/j.micromeso.2005.07.010","article-title":"ZSM-5 Zeolite\/Porous Carbon Composite: Conventional- and Microwave-Hydrothermal Synthesis from Carbonized Rice Husk","volume":"86","author":"Katsuki","year":"2005","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_102","doi-asserted-by":"crossref","first-page":"2279","DOI":"10.1021\/ic991280q","article-title":"Confined Space Synthesis. A Novel Route to Nanosized Zeolites","volume":"39","author":"Schmidt","year":"2000","journal-title":"Inorg. Chem."},{"key":"ref_103","doi-asserted-by":"crossref","first-page":"59","DOI":"10.1016\/j.micromeso.2003.07.003","article-title":"Exploratory Study of Mesopore Templating with Carbon during Zeolite Synthesis","volume":"65","author":"Janssen","year":"2003","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_104","doi-asserted-by":"crossref","first-page":"1054","DOI":"10.1039\/C3TA13904B","article-title":"Synthesis of Hierarchical ZSM-5 Using Glucose as a Templating Precursor","volume":"2","author":"Nandan","year":"2013","journal-title":"J. Mater. Chem. A Mater."},{"key":"ref_105","doi-asserted-by":"crossref","first-page":"1521","DOI":"10.1021\/cr4001513","article-title":"Green Routes for Synthesis of Zeolites","volume":"114","author":"Meng","year":"2014","journal-title":"Chem. Rev."},{"key":"ref_106","doi-asserted-by":"crossref","first-page":"15173","DOI":"10.1021\/ja3044954","article-title":"Solvent-Free Synthesis of Zeolites from Solid Raw Materials","volume":"134","author":"Ren","year":"2012","journal-title":"J. Am. Chem. Soc."},{"key":"ref_107","doi-asserted-by":"crossref","first-page":"1134","DOI":"10.1021\/cm071385o","article-title":"Nanosized CaCO3 as Hard Template for Creation of Intracrystal Pores within Silicalite-1 Crystal","volume":"20","author":"Zhu","year":"2008","journal-title":"Chem. Mater."},{"key":"ref_108","doi-asserted-by":"crossref","first-page":"4371","DOI":"10.1021\/cm020579v","article-title":"Silicalite-1 Hollow Spheres and Bodies with a Regular System of Macrocavities","volume":"14","author":"Valtchev","year":"2002","journal-title":"Chemistry of Materials"},{"key":"ref_109","doi-asserted-by":"crossref","first-page":"112","DOI":"10.1016\/j.matchemphys.2016.04.003","article-title":"Synthesis of Uniform Mesoporous ZSM-5 Using Hydrophilic Carbon as a Hard Template","volume":"177","author":"Han","year":"2016","journal-title":"Mater. Chem. Phys."},{"key":"ref_110","doi-asserted-by":"crossref","first-page":"5115","DOI":"10.1039\/D0GC01070G","article-title":"Cellulose Nanocrystals (CNCs) as Hard Templates for Preparing Mesoporous Zeolite Y Assemblies with High Catalytic Activity","volume":"22","author":"Abdulridha","year":"2020","journal-title":"Green. Chemistry"},{"key":"ref_111","doi-asserted-by":"crossref","first-page":"209","DOI":"10.1039\/C1SC00511A","article-title":"Hybridizing Photoactive Zeolites with Graphene: A Powerful Strategy towards Superior Photocatalytic Properties","volume":"3","author":"Ren","year":"2011","journal-title":"Chem. Sci."},{"key":"ref_112","doi-asserted-by":"crossref","first-page":"2158","DOI":"10.1016\/j.matlet.2005.12.088","article-title":"Carbon Nanotube Templated Growth of Nano-Crystalline ZSM-5 and NaY Zeolites","volume":"60","author":"Tang","year":"2006","journal-title":"Mater. Lett."},{"key":"ref_113","doi-asserted-by":"crossref","first-page":"4416","DOI":"10.1021\/cm011206h","article-title":"Carbon Nanotube Templated Growth of Mesoporous Zeolite Single Crystals","volume":"13","author":"Schmidt","year":"2001","journal-title":"Chem. Mater."},{"key":"ref_114","doi-asserted-by":"crossref","first-page":"673","DOI":"10.1039\/a901228a","article-title":"Nanosized Zeolite Crystals\u2014Convenient Control of Crystal Size Distribution by Confined Space Synthesis","volume":"8","author":"Madsen","year":"1999","journal-title":"Chem. Commun."},{"key":"ref_115","doi-asserted-by":"crossref","first-page":"466","DOI":"10.1016\/j.matlet.2015.07.062","article-title":"Carbon Nanotubes as Transient Inhibitors in Steam-Assisted Crystal-Lization of Hierarchical ZSM-5 Zeolites","volume":"159","author":"Deng","year":"2015","journal-title":"Mater. Lett."},{"key":"ref_116","doi-asserted-by":"crossref","first-page":"22126","DOI":"10.1039\/D0RA03082A","article-title":"Synthesis of Micro\u2013Mesoporous ZSM-5 Zeolite with Microcrystalline Cellulose as Co-Template and Catalytic Cracking of Polyolefin Plastics","volume":"10","author":"Yu","year":"2020","journal-title":"RSC Adv."},{"key":"ref_117","doi-asserted-by":"crossref","first-page":"12390","DOI":"10.1021\/ja2046815","article-title":"Hydrothermal Synthesis of Zeolites with Three-Dimensionally Ordered Mesoporous-Imprinted Structure","volume":"133","author":"Chen","year":"2011","journal-title":"J. Am. Chem. Soc."},{"key":"ref_118","doi-asserted-by":"crossref","first-page":"727","DOI":"10.1002\/adma.200306295","article-title":"Zeolite ZSM-5 with Unique Supermicropores Synthesized Using Mesoporous Carbon as a Template","volume":"16","author":"Greve","year":"2004","journal-title":"Adv. Mater."},{"key":"ref_119","doi-asserted-by":"crossref","first-page":"3168","DOI":"10.1021\/cm035293k","article-title":"Bin Replication of Mesoporous Aluminosilicate Molecular Sieves (RMMs) with Zeolite Framework from Mesoporous Carbons (CMKs)","volume":"16","author":"Sakthivel","year":"2004","journal-title":"Chem. Mater."},{"key":"ref_120","doi-asserted-by":"crossref","first-page":"984","DOI":"10.1038\/nmat2302","article-title":"Hierarchical Nanofabrication of Microporous Crystals with Ordered Mesoporosity","volume":"7","author":"Fan","year":"2008","journal-title":"Nat. Mater."},{"key":"ref_121","doi-asserted-by":"crossref","first-page":"10636","DOI":"10.1021\/ja061182l","article-title":"An Ordered Mesoporous Aluminosilicate with Completely Crystalline Zeolite Wall Structure","volume":"128","author":"Fang","year":"2006","journal-title":"J. Am. Chem. Soc."},{"key":"ref_122","doi-asserted-by":"crossref","first-page":"710","DOI":"10.1038\/359710a0","article-title":"Ordered Mesoporous Molecular Sieves Synthesized by a Liquid-Crystal Template Mechanism","volume":"359","author":"Kresge","year":"1992","journal-title":"Nature"},{"key":"ref_123","doi-asserted-by":"crossref","first-page":"40151","DOI":"10.1021\/acsami.9b15593","article-title":"Hierarchically Porous (Alumino)Silicates Prepared by an Imidazole-Based Surfactant and Their Application in Acid-Catalyzed Reactions","volume":"11","author":"Bolshakov","year":"2019","journal-title":"ACS Appl. Mater. Interfaces"},{"key":"ref_124","doi-asserted-by":"crossref","first-page":"16667","DOI":"10.1039\/C9NR01497G","article-title":"Direct Synthesis of Core\u2013Shell MFI Zeolites with Spatially Tapered Trimodal Mesopores via Controlled Orthogonal Self-Assembly","volume":"11","author":"Wang","year":"2019","journal-title":"Nanoscale"},{"key":"ref_125","doi-asserted-by":"crossref","first-page":"5664","DOI":"10.1021\/cm902861y","article-title":"Generation of Mesoporosity in LTA Zeolites by Organosilane Surfactant for Rapid Molecular Transport in Catalytic Application","volume":"21","author":"Cho","year":"2009","journal-title":"Chem. Mater."},{"key":"ref_126","doi-asserted-by":"crossref","first-page":"681","DOI":"10.1038\/nmat1720","article-title":"Large Molecules Welcome","volume":"5","author":"Chmelka","year":"2006","journal-title":"Nat. Mater."},{"key":"ref_127","doi-asserted-by":"crossref","first-page":"4301","DOI":"10.1021\/cm103533e","article-title":"Hierarchical Zeolite Beta via Nanoparticle Assembly with a Cationic Polymer","volume":"23","author":"Yilmaz","year":"2011","journal-title":"Chem. Mater."},{"key":"ref_128","doi-asserted-by":"crossref","first-page":"2503","DOI":"10.1021\/ja411117y","article-title":"Highly Mesoporous Single-Crystalline Zeolite Beta Synthesized Using a Nonsurfactant Cationic Polymer as a Dual-Function Template","volume":"136","author":"Zhu","year":"2014","journal-title":"J. Am. Chem. Soc."},{"key":"ref_129","doi-asserted-by":"crossref","first-page":"3573","DOI":"10.1039\/c3sc51336j","article-title":"Hierarchical Bicontinuous Porosity in Metal\u2013Organic Frameworks Templated from Functional Block Co-Oligomer Micelles","volume":"4","author":"Cao","year":"2013","journal-title":"Chem. Sci."},{"key":"ref_130","doi-asserted-by":"crossref","first-page":"732","DOI":"10.1002\/ange.201710748","article-title":"A Hierarchical MFI Zeolite with a Two-Dimensional Square Mesostructure","volume":"130","author":"Shen","year":"2018","journal-title":"Angew. Chem."},{"key":"ref_131","doi-asserted-by":"crossref","first-page":"10014","DOI":"10.1002\/anie.201303088","article-title":"Capping with Multivalent Surfactants for Zeolite Nanocrystal Synthesis","volume":"52","author":"Jo","year":"2013","journal-title":"Angew. Chem. Int. Ed."},{"key":"ref_132","doi-asserted-by":"crossref","first-page":"7765","DOI":"10.1002\/ange.200602595","article-title":"MFI Zeolite with Small and Uniform Intracrystal Mesopores","volume":"118","author":"Wang","year":"2006","journal-title":"Angew. Chem."},{"key":"ref_133","doi-asserted-by":"crossref","first-page":"641","DOI":"10.1021\/cm801951a","article-title":"Molecular and Meso- and Macroscopic Properties of Hierarchical Nanocrystalline ZSM-5 Zeolite Prepared by Seed Silanization","volume":"21","author":"Serrano","year":"2009","journal-title":"Chem. Mater."},{"key":"ref_134","doi-asserted-by":"crossref","first-page":"504","DOI":"10.1016\/j.micromeso.2008.02.026","article-title":"Zeolite Beta with Hierarchical Porosity Prepared from Organofunctionalized Seeds","volume":"115","author":"Aguado","year":"2008","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_135","doi-asserted-by":"crossref","first-page":"4004","DOI":"10.1039\/C2CS35330J","article-title":"Synthesis Strategies in the Search for Hierarchical Zeolites","volume":"42","author":"Serrano","year":"2013","journal-title":"Chem. Soc. Rev."},{"key":"ref_136","doi-asserted-by":"crossref","first-page":"2462","DOI":"10.1021\/cm060080r","article-title":"Hierarchical Zeolites with Enhanced Textural and Catalytic Properties Synthesized from Organofunctionalized Seeds","volume":"18","author":"Serrano","year":"2006","journal-title":"Chem. Mater."},{"key":"ref_137","doi-asserted-by":"crossref","first-page":"246","DOI":"10.1038\/nature08288","article-title":"Stable Single-Unit-Cell Nanosheets of Zeolite MFI as Active and Long-Lived Catalysts","volume":"461","author":"Choi","year":"2009","journal-title":"Nature"},{"key":"ref_138","doi-asserted-by":"crossref","first-page":"135","DOI":"10.1016\/j.jcat.2018.02.032","article-title":"A Dual-Templating Synthesis Strategy to Hierarchical ZSM-5 Zeolites as Efficient Catalysts for the Methanol-to-Hydrocarbons Reaction","volume":"361","author":"Meng","year":"2018","journal-title":"J. Catal."},{"key":"ref_139","doi-asserted-by":"crossref","first-page":"364","DOI":"10.1186\/s11671-018-2779-8","article-title":"Synthesis and Characterization of Hierarchical ZSM-5 Zeolites with Outstanding Mesoporosity and Excellent Catalytic Properties","volume":"13","author":"Song","year":"2018","journal-title":"Nanoscale Res. Lett."},{"key":"ref_140","doi-asserted-by":"crossref","first-page":"4210","DOI":"10.1039\/b805502e","article-title":"Effect of the Organic Moiety Nature on the Synthesis of Hierarchical ZSM-5 from Silanized Protozeolitic Units","volume":"18","author":"Serrano","year":"2008","journal-title":"J. Mater. Chem."},{"key":"ref_141","doi-asserted-by":"crossref","first-page":"86","DOI":"10.1016\/j.cattod.2010.12.040","article-title":"Synthesis of Hierarchical ZSM-5 by Silanization and Alkoxylation of Protozeolitic Units","volume":"168","author":"Serrano","year":"2011","journal-title":"Catal. Today"},{"key":"ref_142","doi-asserted-by":"crossref","first-page":"248","DOI":"10.1016\/j.fuproc.2015.06.025","article-title":"Texture, Acidity and Fluid Catalytic Cracking Performance of Hierarchical Faujasite Zeolite Prepared by an Amphiphilic Organosilane","volume":"139","author":"Tempelman","year":"2015","journal-title":"Fuel Process. Technol."},{"key":"ref_143","doi-asserted-by":"crossref","first-page":"6667","DOI":"10.1021\/acsami.1c21471","article-title":"High-Silica Layer-like Zeolites y from Seeding-Free Synthesis and Their Catalytic Performance in Low-Density Polyethylene Cracking","volume":"14","author":"Reiprich","year":"2022","journal-title":"ACS Appl. Mater. Interfaces"},{"key":"ref_144","doi-asserted-by":"crossref","first-page":"46","DOI":"10.1002\/cctc.201300345","article-title":"Realizing the Commercial Potential of Hierarchical Zeolites: New Opportunities in Catalytic Cracking","volume":"6","author":"Li","year":"2014","journal-title":"ChemCatChem"},{"key":"ref_145","doi-asserted-by":"crossref","unstructured":"Xu, W., Dong, J., Li, J., Li, J., and Wu, F. (1990). A Novel Method for the Preparation of Zeolite ZSM-5. J. Chem. Soc. Chem. Commun., 755\u2013756.","DOI":"10.1039\/c39900000755"},{"key":"ref_146","doi-asserted-by":"crossref","first-page":"4994","DOI":"10.1039\/c0cc00499e","article-title":"Hierarchical Mesoporous TS-1 Zeolite: A Highly Active and Extraordinarily Stable Catalyst for the Selective Oxidation of 2,3,6-Trimethylphenol","volume":"46","author":"Zhou","year":"2010","journal-title":"Chem. Commun."},{"key":"ref_147","doi-asserted-by":"crossref","first-page":"2044","DOI":"10.1039\/b717634a","article-title":"Directly Transforming As-Synthesized MCM-41 to Mesoporous MFI Zeolite","volume":"18","author":"Yue","year":"2008","journal-title":"J. Mater. Chem."},{"key":"ref_148","doi-asserted-by":"crossref","first-page":"257","DOI":"10.1007\/s11237-011-9213-y","article-title":"Structural and Sorption Characteristics of the Products from Zeolitization of Sba-15 in the Presence of Tetraalkylammonium Hydroxides","volume":"47","author":"Lysenko","year":"2011","journal-title":"Theor. Exp. Chem."},{"key":"ref_149","doi-asserted-by":"crossref","first-page":"5284","DOI":"10.1021\/ja108698s","article-title":"One-Step Synthesis of Hierarchical Zeolite Beta via Network Formation of Uniform Nanocrystals","volume":"133","author":"Yilmaz","year":"2011","journal-title":"J. Am. Chem. Soc."},{"key":"ref_150","doi-asserted-by":"crossref","first-page":"104","DOI":"10.1016\/j.micromeso.2008.06.017","article-title":"Synthesis of Hierarchical MFI Zeolite Microspheres with Stacking Nanocrystals","volume":"117","author":"Li","year":"2009","journal-title":"Microporous Mesoporous Mater."},{"key":"ref_151","doi-asserted-by":"crossref","first-page":"2176","DOI":"10.1016\/j.wasman.2014.06.010","article-title":"Transportation Fuel Production by Combination of LDPE Thermal Cracking and Catalytic Hydroreforming","volume":"34","author":"Escola","year":"2014","journal-title":"Waste Manag."},{"key":"ref_152","doi-asserted-by":"crossref","first-page":"2400","DOI":"10.1016\/j.matlet.2007.12.005","article-title":"A Method for Diatomite Zeolitization through Steam-Assisted Crystallization with in-Situ Seeding","volume":"62","author":"Jia","year":"2008","journal-title":"Mater. Lett."},{"key":"ref_153","doi-asserted-by":"crossref","first-page":"1812","DOI":"10.1039\/b201113a","article-title":"Zeolitization of Diatomite to Prepare Hierarchical Porous Zeolite Materials through a Vapor-Phase Transport Process","volume":"12","author":"Wang","year":"2002","journal-title":"J. Mater. Chem."},{"key":"ref_154","doi-asserted-by":"crossref","first-page":"2215","DOI":"10.1007\/s13738-021-02183-2","article-title":"Synthesis Methods and Recent Advances in Hierarchical Zeolites: A Brief Review","volume":"18","author":"Mumtaz","year":"2021","journal-title":"J. Iran. Chem. Soc."},{"key":"ref_155","doi-asserted-by":"crossref","first-page":"6306","DOI":"10.1039\/D2GC01840C","article-title":"Conversion of Plastic Waste into High-Value Lubricants: Techno-Economic Analysis and Life Cycle Assessment","volume":"24","author":"Cappello","year":"2022","journal-title":"Green. Chem."},{"key":"ref_156","doi-asserted-by":"crossref","first-page":"7170","DOI":"10.1021\/acssuschemeng.3c00636","article-title":"Techno-Economic and Life Cycle Analyses of Thermochemical Upcycling Technologies of Low-Density Polyethylene Waste","volume":"11","author":"Kots","year":"2023","journal-title":"ACS Sustain. Chem. 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