{"id":"https://openalex.org/W7202390948","doi":"https://doi.org/10.1021/acs.macromol.6c01347","title":"Chemical Recycling of Polyesters to Cyclic Anhydrides and Valuable Chemicals Enabled by Zinc Catalysts","display_name":"Chemical Recycling of Polyesters to Cyclic Anhydrides and Valuable Chemicals Enabled by Zinc Catalysts","publication_year":2026,"publication_date":"2026-08-13","ids":{"openalex":"https://openalex.org/W7202390948","doi":"https://doi.org/10.1021/acs.macromol.6c01347"},"language":"en","primary_location":{"id":"doi:10.1021/acs.macromol.6c01347","doi":"https://doi.org/10.1021/acs.macromol.6c01347","is_oa":false,"landing_page_url":"https://doi.org/10.1021/acs.macromol.6c01347","pdf_url":null,"source":{"id":"https://openalex.org/S177196338","display_name":"Macromolecules","issn_l":"0024-9297","issn":["0024-9297","1520-5835"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-3","ki-jl-1","norway-2"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Macromolecules","raw_type":"journal-article"},"volume":null,"type":"article","indexed_in":["crossref"],"open_access":{"is_oa":false,"oa_status":"closed","oa_url":null,"any_repository_has_fulltext":false},"authorships":[{"author_position":"first","author":{"id":"https://openalex.org/A5143729898","display_name":"Xin-Lei Cai","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1328775524","display_name":"Zhejiang Sci-Tech University","ror":"https://ror.org/03893we55","country_code":"CN","type":"education","lineage":["https://openalex.org/I1328775524"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Xin-Lei Cai","raw_affiliation_strings":["Zhejiang Sci-Tech University , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang Sci-Tech University , , ,","institution_ids":["https://openalex.org/I1328775524"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5100435017","display_name":"Yanli Zhang","orcid":"https://orcid.org/0000-0002-8942-5325","observed_orcids":["https://orcid.org/0000-0002-8942-5325","https://orcid.org/0000-0001-8306-0639"]},"institutions":[{"id":"https://openalex.org/I1328775524","display_name":"Zhejiang Sci-Tech University","ror":"https://ror.org/03893we55","country_code":"CN","type":"education","lineage":["https://openalex.org/I1328775524"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yan-Li Zhang","raw_affiliation_strings":["Zhejiang Sci-Tech University , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang Sci-Tech University , , ,","institution_ids":["https://openalex.org/I1328775524"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5029072064","display_name":"Long-Nv Liu","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I1328775524","display_name":"Zhejiang Sci-Tech University","ror":"https://ror.org/03893we55","country_code":"CN","type":"education","lineage":["https://openalex.org/I1328775524"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Long-Nv Liu","raw_affiliation_strings":["Zhejiang Sci-Tech University , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Zhejiang Sci-Tech University , , ,","institution_ids":["https://openalex.org/I1328775524"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5079547381","display_name":"Jinjin Zhu","orcid":"https://orcid.org/0000-0001-7585-5378","observed_orcids":["https://orcid.org/0000-0001-7585-5378"]},"institutions":[{"id":"https://openalex.org/I2802390878","display_name":"Sir Run Run Shaw Hospital","ror":"https://ror.org/00ka6rp58","country_code":"CN","type":"healthcare","lineage":["https://openalex.org/I2802390878"]},{"id":"https://openalex.org/I76130692","display_name":"Zhejiang University","ror":"https://ror.org/00a2xv884","country_code":"CN","type":"education","lineage":["https://openalex.org/I76130692"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Jinjin Zhu","raw_affiliation_strings":["Sir Run Run Shaw Hospital, Zhejiang University School of Medicine & Zhejiang Key Laboratory of Mechanism Research and Precision Repair of Orthopaedic Trauma and Aging Diseases , , ,"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Sir Run Run Shaw Hospital, Zhejiang University School of Medicine & Zhejiang Key Laboratory of Mechanism Research and Precision Repair of Orthopaedic Trauma and Aging Diseases , , ,","institution_ids":["https://openalex.org/I2802390878","https://openalex.org/I76130692"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5020060475","display_name":"Yao\u2010Yao Zhang","orcid":"https://orcid.org/0000-0002-8031-9139","observed_orcids":["https://orcid.org/0000-0002-8031-9139"]},"institutions":[{"id":"https://openalex.org/I1328775524","display_name":"Zhejiang Sci-Tech University","ror":"https://ror.org/03893we55","country_code":"CN","type":"education","lineage":["https://openalex.org/I1328775524"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Yao-Yao Zhang","raw_affiliation_strings":["Zhejiang Sci-Tech University , , ,"],"raw_orcid":"https://orcid.org/0000-0002-8031-9139","affiliations":[{"raw_affiliation_string":"Zhejiang Sci-Tech University , , ,","institution_ids":["https://openalex.org/I1328775524"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5044828294","display_name":"Guan\u2010Wen Yang","orcid":"https://orcid.org/0000-0003-2471-2953","observed_orcids":["https://orcid.org/0000-0003-2471-2953"]},"institutions":[{"id":"https://openalex.org/I1328775524","display_name":"Zhejiang Sci-Tech University","ror":"https://ror.org/03893we55","country_code":"CN","type":"education","lineage":["https://openalex.org/I1328775524"]}],"countries":["CN"],"is_corresponding":false,"raw_author_name":"Guan-Wen Yang","raw_affiliation_strings":["Zhejiang Sci-Tech University , , ,"],"raw_orcid":"https://orcid.org/0000-0003-2471-2953","affiliations":[{"raw_affiliation_string":"Zhejiang Sci-Tech University , , ,","institution_ids":["https://openalex.org/I1328775524"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":3,"corresponding_author_ids":[],"corresponding_institution_ids":[],"apc_list":{"value":4500,"currency":"USD","value_usd":4500},"apc_paid":null,"fwci":0.0,"has_fulltext":false,"cited_by_count":0,"citation_normalized_percentile":{"value":0.5174233,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":null,"biblio":{"volume":"59","issue":"17","first_page":"9346","last_page":"9356"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.7871000170707703,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.7871000170707703,"subfield":{"id":"https://openalex.org/subfields/2502","display_name":"Biomaterials"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10389","display_name":"Polymer crystallization and properties","score":0.18960000574588776,"subfield":{"id":"https://openalex.org/subfields/2507","display_name":"Polymers and Plastics"},"field":{"id":"https://openalex.org/fields/25","display_name":"Materials Science"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T11593","display_name":"Carbon dioxide utilization in catalysis","score":0.0052999998442828655,"subfield":{"id":"https://openalex.org/subfields/1508","display_name":"Process Chemistry and Technology"},"field":{"id":"https://openalex.org/fields/15","display_name":"Chemical Engineering"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/chemical-recycling","display_name":"chemical recycling","score":0.890999972820282},{"id":"https://openalex.org/keywords/polyesters","display_name":"polyesters","score":0.7480000257492065},{"id":"https://openalex.org/keywords/ring-opening-copolymerization","display_name":"ring-opening copolymerization","score":0.8080000281333923},{"id":"https://openalex.org/keywords/cyclic-anhydrides","display_name":"cyclic anhydrides","score":0.8970000147819519},{"id":"https://openalex.org/keywords/depolymerization","display_name":"depolymerization","score":0.972000002861023},{"id":"https://openalex.org/keywords/monomer-recovery","display_name":"monomer recovery","score":0.7350000143051147},{"id":"https://openalex.org/keywords/block-copolymers","display_name":"block copolymers","score":0.8119999766349792},{"id":"https://openalex.org/keywords/plastic-waste","display_name":"plastic waste","score":0.546999990940094},{"id":"https://openalex.org/keywords/circular-economy","display_name":"circular economy","score":0.8009999990463257},{"id":"https://openalex.org/keywords/kinetic-mechanism","display_name":"kinetic mechanism","score":0.35199999809265137},{"id":"https://openalex.org/keywords/dft-calculations","display_name":"DFT calculations","score":0.6290000081062317}],"concepts":[{"id":"https://openalex.org/C49852136","wikidata":"https://www.wikidata.org/wiki/Q906487","display_name":"Depolymerization","level":2,"score":0.9534000158309937},{"id":"https://openalex.org/C119394753","wikidata":"https://www.wikidata.org/wiki/Q188245","display_name":"Polyester","level":2,"score":0.8960000276565552},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.6832000017166138},{"id":"https://openalex.org/C161790260","wikidata":"https://www.wikidata.org/wiki/Q82264","display_name":"Catalysis","level":2,"score":0.6711000204086304},{"id":"https://openalex.org/C166940927","wikidata":"https://www.wikidata.org/wiki/Q178827","display_name":"Monomer","level":3,"score":0.6283000111579895},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.5486999750137329},{"id":"https://openalex.org/C15920480","wikidata":"https://www.wikidata.org/wiki/Q421281","display_name":"Copolymer","level":3,"score":0.5275999903678894},{"id":"https://openalex.org/C535196362","wikidata":"https://www.wikidata.org/wiki/Q758","display_name":"Zinc","level":2,"score":0.5185999870300293},{"id":"https://openalex.org/C134121241","wikidata":"https://www.wikidata.org/wiki/Q899301","display_name":"Yield (engineering)","level":2,"score":0.5058000087738037},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.39989998936653137},{"id":"https://openalex.org/C188027245","wikidata":"https://www.wikidata.org/wiki/Q750446","display_name":"Polymer chemistry","level":1,"score":0.3824000060558319},{"id":"https://openalex.org/C94412978","wikidata":"https://www.wikidata.org/wiki/Q103135","display_name":"Hydrolysis","level":2,"score":0.3564999997615814},{"id":"https://openalex.org/C118792377","wikidata":"https://www.wikidata.org/wiki/Q108584245","display_name":"Selectivity","level":3,"score":0.32679998874664307},{"id":"https://openalex.org/C177801218","wikidata":"https://www.wikidata.org/wiki/Q36534","display_name":"Chemical reaction","level":2,"score":0.325300008058548},{"id":"https://openalex.org/C2776300020","wikidata":"https://www.wikidata.org/wiki/Q422423","display_name":"Bromide","level":2,"score":0.3215000033378601},{"id":"https://openalex.org/C65024703","wikidata":"https://www.wikidata.org/wiki/Q373406","display_name":"Reaction mechanism","level":3,"score":0.3172000050544739},{"id":"https://openalex.org/C2778207378","wikidata":"https://www.wikidata.org/wiki/Q204679","display_name":"Zinc bromide","level":3,"score":0.30219998955726624},{"id":"https://openalex.org/C184133267","wikidata":"https://www.wikidata.org/wiki/Q5090480","display_name":"Chemical modification","level":2,"score":0.26600000262260437},{"id":"https://openalex.org/C175528265","wikidata":"https://www.wikidata.org/wiki/Q500256","display_name":"Chemical structure","level":2,"score":0.2605000138282776},{"id":"https://openalex.org/C114373084","wikidata":"https://www.wikidata.org/wiki/Q273499","display_name":"Chemical synthesis","level":3,"score":0.2599000036716461},{"id":"https://openalex.org/C2776920199","wikidata":"https://www.wikidata.org/wiki/Q408028","display_name":"Epoxide","level":3,"score":0.25360000133514404},{"id":"https://openalex.org/C2778380430","wikidata":"https://www.wikidata.org/wiki/Q115469","display_name":"Phenylmagnesium bromide","level":3,"score":0.2515999972820282}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1021/acs.macromol.6c01347","doi":"https://doi.org/10.1021/acs.macromol.6c01347","is_oa":false,"landing_page_url":"https://doi.org/10.1021/acs.macromol.6c01347","pdf_url":null,"source":{"id":"https://openalex.org/S177196338","display_name":"Macromolecules","issn_l":"0024-9297","issn":["0024-9297","1520-5835"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","jufo-3","ki-jl-1","norway-2"],"host_organization":"https://openalex.org/P4310320006","host_organization_name":"American Chemical Society","host_organization_lineage":["https://openalex.org/P4310320006"],"host_organization_lineage_names":["American Chemical Society"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Macromolecules","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[{"score":1.0,"display_name":"Responsible consumption and production","id":"https://metadata.un.org/sdg/12"}],"sustainable_development_goals_aurora":[],"study_designs":[],"awards":[{"id":"https://openalex.org/G110456655","display_name":null,"funder_award_id":"22301279","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"},{"id":"https://openalex.org/G4860240456","display_name":"\u786b\u8132-\u65b9\u9170\u80fa\u53cc\u529f\u80fd\u6709\u673a\u50ac\u5316\u5242\u7684\u8bbe\u8ba1\u53ca\u50ac\u5316\u4e59\u4ea4\u916f\u5f00\u73af\u805a\u5408\u7814\u7a76","funder_award_id":"LQ24B040002","funder_id":"https://openalex.org/F4320338464","funder_display_name":"Natural Science Foundation of Zhejiang Province"},{"id":"https://openalex.org/G7232357788","display_name":null,"funder_award_id":"22101253","funder_id":"https://openalex.org/F4320321001","funder_display_name":"National Natural Science Foundation of China"}],"funders":[{"id":"https://openalex.org/F4320321001","display_name":"National Natural Science Foundation of China","ror":"https://ror.org/01h0zpd94"},{"id":"https://openalex.org/F4320338464","display_name":"Natural Science Foundation of Zhejiang Province","ror":"https://ror.org/01h0zpd94"}],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":55,"referenced_works":["https://openalex.org/W1529815068","https://openalex.org/W2019259143","https://openalex.org/W2028209751","https://openalex.org/W2028984585","https://openalex.org/W2042603586","https://openalex.org/W2043026814","https://openalex.org/W2049930363","https://openalex.org/W2078196032","https://openalex.org/W2087638907","https://openalex.org/W2163986861","https://openalex.org/W2333912412","https://openalex.org/W2563186293","https://openalex.org/W2761759740","https://openalex.org/W2811465999","https://openalex.org/W2884514405","https://openalex.org/W2975032382","https://openalex.org/W3022303751","https://openalex.org/W3083049155","https://openalex.org/W3087206301","https://openalex.org/W3118573738","https://openalex.org/W3158682586","https://openalex.org/W3160339292","https://openalex.org/W3163135645","https://openalex.org/W3192328938","https://openalex.org/W3207552673","https://openalex.org/W4220952706","https://openalex.org/W4225297427","https://openalex.org/W4226110787","https://openalex.org/W4283718983","https://openalex.org/W4285307769","https://openalex.org/W4286491032","https://openalex.org/W4293181956","https://openalex.org/W4296899586","https://openalex.org/W4297458249","https://openalex.org/W4366167719","https://openalex.org/W4366816808","https://openalex.org/W4367174559","https://openalex.org/W4379374966","https://openalex.org/W4386347341","https://openalex.org/W4386445335","https://openalex.org/W4389240448","https://openalex.org/W4392023863","https://openalex.org/W4393064559","https://openalex.org/W4394856864","https://openalex.org/W4400730636","https://openalex.org/W4402166533","https://openalex.org/W4402393077","https://openalex.org/W4407104335","https://openalex.org/W4407419293","https://openalex.org/W4408318895","https://openalex.org/W4411569188","https://openalex.org/W4412551163","https://openalex.org/W4413669404","https://openalex.org/W4416062962","https://openalex.org/W7128701744"],"related_works":[],"abstract_inverted_index":{"Abstract":[0],"Chemical":[1],"recycling":[2,45,73,162],"of":[3,21,46,74,88,154],"polyesters":[4,31,48],"to":[5,30,60,76,90,95,102,142],"re-form":[6],"the":[7,38,43,71,152],"constituent":[8],"monomers":[9],"is":[10,140],"essential":[11],"for":[12],"a":[13,56,126],"circular":[14],"plastic":[15],"economy.":[16],"The":[17],"ring-opening":[18],"copolymerization":[19],"(ROCOP)":[20],"epoxides":[22],"and":[23,32,54,63,98,117,145,157],"cyclic":[24,92],"anhydrides":[25,93],"represents":[26],"an":[27,68],"important":[28],"route":[29],"has":[33,49],"received":[34],"considerable":[35],"attention":[36],"over":[37],"past":[39],"decades.":[40],"In":[41],"contrast,":[42],"chemical":[44,72],"such":[47],"been":[50],"only":[51],"sporadically":[52],"investigated":[53],"remains":[55],"formidable":[57],"challenge":[58],"due":[59],"unfavorable":[61],"kinetics":[62],"thermodynamics.":[64],"Here,":[65],"we":[66,150],"report":[67],"advance":[69],"in":[70,161],"ROCOP-polyesters":[75,89,144,163],"true":[77],"monomers.":[78],"A":[79],"commercial":[80],"zinc":[81],"bromide":[82],"catalyst":[83],"enables":[84],"highly":[85],"efficient":[86],"depolymerization":[87,122,138],"yield":[91],"(up":[94,101],"97%":[96],"yield)":[97,104],"valuable":[99],"chemicals":[100],"75%":[103],"at":[105],"200":[106],"\u00b0C":[107],"under":[108],"vacuum.":[109],"Mechanistic":[110],"investigations,":[111],"including":[112],"kinetic":[113],"studies,":[114],"control":[115],"experiments,":[116],"DFT":[118],"calculations,":[119],"elucidate":[120],"that":[121],"proceeds":[123],"primarily":[124],"via":[125],"chain-end":[127],"backbiting":[128],"mechanism,":[129],"assisted":[130],"by":[131],"random":[132],"chain":[133],"scission.":[134],"Remarkably,":[135],"this":[136,155],"catalyzed":[137],"strategy":[139],"applicable":[141],"various":[143],"related":[146],"block":[147],"copolymers.":[148],"Furthermore,":[149],"demonstrated":[151],"scalability":[153],"process":[156],"its":[158],"high":[159],"selectivity":[160],"from":[164],"polyester/PP/PE/PS":[165],"mixtures.":[166]},"counts_by_year":[],"updated_date":"2026-09-24T07:57:37.273135","created_date":"2026-08-14T00:00:00"}
