{"id":"https://openalex.org/W2000699223","doi":"https://doi.org/10.1002/pola.1993.080310623","title":"Multifunctional coupling agents for living cationic polymerization. I. Sodiomalonate anions for vinyl ethers","display_name":"Multifunctional coupling agents for living cationic polymerization. I. Sodiomalonate anions for vinyl ethers","publication_year":1993,"publication_date":"1993-05-01","ids":{"openalex":"https://openalex.org/W2000699223","doi":"https://doi.org/10.1002/pola.1993.080310623","mag":"2000699223"},"language":"en","primary_location":{"id":"doi:10.1002/pola.1993.080310623","doi":"https://doi.org/10.1002/pola.1993.080310623","is_oa":false,"landing_page_url":"https://doi.org/10.1002/pola.1993.080310623","pdf_url":null,"source":{"id":"https://openalex.org/S92465984","display_name":"Journal of Polymer Science Part A Polymer Chemistry","issn_l":"0887-624X","issn":["0887-624X","1099-0518"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-70","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Polymer Science Part A: Polymer Chemistry","raw_type":"journal-article"},"volume":null,"type":"article","is_traditional":true,"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/A5109138172","display_name":"Hiroji Fukui","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Hiroji Fukui","raw_affiliation_strings":["Department of Polymer Chemistry, Faculty of Engineering, Kyoto University, Kyoto 606-01, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Polymer Chemistry, Faculty of Engineering, Kyoto University, Kyoto 606-01, Japan","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"middle","author":{"id":"https://openalex.org/A5009874386","display_name":"Mitsuo Sawamoto","orcid":"https://orcid.org/0000-0003-0352-9666","observed_orcids":["https://orcid.org/0000-0003-0352-9666"]},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":false,"raw_author_name":"Mitsuo Sawamoto","raw_affiliation_strings":["Department of Polymer Chemistry, Faculty of Engineering, Kyoto University, Kyoto 606-01, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Polymer Chemistry, Faculty of Engineering, Kyoto University, Kyoto 606-01, Japan","institution_ids":["https://openalex.org/I22299242"]}]},{"author_position":"last","author":{"id":"https://openalex.org/A5111727435","display_name":"Toshinobu Higashimura","orcid":null,"observed_orcids":[]},"institutions":[{"id":"https://openalex.org/I22299242","display_name":"Kyoto University","ror":"https://ror.org/02kpeqv85","country_code":"JP","type":"education","lineage":["https://openalex.org/I22299242"]}],"countries":["JP"],"is_corresponding":true,"raw_author_name":"Toshinobu Higashimura","raw_affiliation_strings":["Department of Polymer Chemistry, Faculty of Engineering, Kyoto University, Kyoto 606-01, Japan"],"raw_orcid":null,"affiliations":[{"raw_affiliation_string":"Department of Polymer Chemistry, Faculty of Engineering, Kyoto University, Kyoto 606-01, Japan","institution_ids":["https://openalex.org/I22299242"]}]}],"institutions":[],"countries_distinct_count":1,"institutions_distinct_count":1,"corresponding_author_ids":["https://openalex.org/A5111727435"],"corresponding_institution_ids":["https://openalex.org/I22299242"],"apc_list":{"value":3200,"currency":"USD","value_usd":3200},"apc_paid":null,"fwci":0.9099,"has_fulltext":false,"cited_by_count":20,"citation_normalized_percentile":{"value":0.66356102,"is_in_top_1_percent":false,"is_in_top_10_percent":false},"cited_by_percentile_year":{"min":88,"max":95},"biblio":{"volume":"31","issue":"6","first_page":"1531","last_page":"1542"},"is_retracted":false,"is_paratext":false,"is_xpac":false,"primary_topic":{"id":"https://openalex.org/T10405","display_name":"Advanced Polymer Synthesis and Characterization","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},"topics":[{"id":"https://openalex.org/T10405","display_name":"Advanced Polymer Synthesis and Characterization","score":1.0,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}},{"id":"https://openalex.org/T10661","display_name":"biodegradable polymer synthesis and properties","score":0.0,"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/T12570","display_name":"Photopolymerization techniques and applications","score":0.0,"subfield":{"id":"https://openalex.org/subfields/1605","display_name":"Organic Chemistry"},"field":{"id":"https://openalex.org/fields/16","display_name":"Chemistry"},"domain":{"id":"https://openalex.org/domains/3","display_name":"Physical Sciences"}}],"keywords":[{"id":"https://openalex.org/keywords/living-cationic-polymerization","display_name":"living cationic polymerization","score":0.8920000195503235},{"id":"https://openalex.org/keywords/vinyl-ethers","display_name":"vinyl ethers","score":0.8399999737739563},{"id":"https://openalex.org/keywords/isobutyl-vinyl-ether","display_name":"isobutyl vinyl ether","score":0.9610000252723694},{"id":"https://openalex.org/keywords/dianion","display_name":"dianion","score":0.7360000014305115},{"id":"https://openalex.org/keywords/block-copolymers","display_name":"block copolymers","score":0.8209999799728394},{"id":"https://openalex.org/keywords/aba-triblock-copolymers","display_name":"ABA triblock copolymers","score":0.796999990940094},{"id":"https://openalex.org/keywords/18-crown-6","display_name":"18-crown-6","score":0.8029999732971191}],"concepts":[{"id":"https://openalex.org/C159937420","wikidata":"https://www.wikidata.org/wiki/Q17151990","display_name":"Living cationic polymerization","level":5,"score":0.9209510087966919},{"id":"https://openalex.org/C2780493264","wikidata":"https://www.wikidata.org/wiki/Q63126578","display_name":"Vinyl ether","level":4,"score":0.7294894456863403},{"id":"https://openalex.org/C185592680","wikidata":"https://www.wikidata.org/wiki/Q2329","display_name":"Chemistry","level":0,"score":0.7260960936546326},{"id":"https://openalex.org/C188027245","wikidata":"https://www.wikidata.org/wiki/Q750446","display_name":"Polymer chemistry","level":1,"score":0.7250786423683167},{"id":"https://openalex.org/C183882617","wikidata":"https://www.wikidata.org/wiki/Q3046749","display_name":"Cationic polymerization","level":2,"score":0.6819198131561279},{"id":"https://openalex.org/C2776701986","wikidata":"https://www.wikidata.org/wiki/Q278332","display_name":"Tetrahydrofuran","level":3,"score":0.6194024682044983},{"id":"https://openalex.org/C151286553","wikidata":"https://www.wikidata.org/wiki/Q6081822","display_name":"Anionic addition polymerization","level":4,"score":0.5561729073524475},{"id":"https://openalex.org/C521977710","wikidata":"https://www.wikidata.org/wiki/Q81163","display_name":"Polymer","level":2,"score":0.5210458636283875},{"id":"https://openalex.org/C2778870691","wikidata":"https://www.wikidata.org/wiki/Q44794658","display_name":"Iodide","level":2,"score":0.47466185688972473},{"id":"https://openalex.org/C44228677","wikidata":"https://www.wikidata.org/wiki/Q181898","display_name":"Polymerization","level":3,"score":0.4345186948776245},{"id":"https://openalex.org/C15920480","wikidata":"https://www.wikidata.org/wiki/Q421281","display_name":"Copolymer","level":3,"score":0.4170335829257965},{"id":"https://openalex.org/C178790620","wikidata":"https://www.wikidata.org/wiki/Q11351","display_name":"Organic chemistry","level":1,"score":0.26742032170295715},{"id":"https://openalex.org/C2780471494","wikidata":"https://www.wikidata.org/wiki/Q146505","display_name":"Solvent","level":2,"score":0.15068694949150085}],"mesh":[],"locations_count":1,"locations":[{"id":"doi:10.1002/pola.1993.080310623","doi":"https://doi.org/10.1002/pola.1993.080310623","is_oa":false,"landing_page_url":"https://doi.org/10.1002/pola.1993.080310623","pdf_url":null,"source":{"id":"https://openalex.org/S92465984","display_name":"Journal of Polymer Science Part A Polymer Chemistry","issn_l":"0887-624X","issn":["0887-624X","1099-0518"],"is_oa":false,"is_in_doaj":false,"is_core":true,"listed_in":["cwts-core","poland-70","vabb-shw"],"host_organization":"https://openalex.org/P4310320595","host_organization_name":"Wiley","host_organization_lineage":["https://openalex.org/P4310320595"],"host_organization_lineage_names":["Wiley"],"type":"journal"},"license":null,"license_id":null,"version":"publishedVersion","is_accepted":true,"is_published":true,"raw_source_name":"Journal of Polymer Science Part A: Polymer Chemistry","raw_type":"journal-article"}],"best_oa_location":null,"sustainable_development_goals":[],"study_designs":[],"awards":[],"funders":[],"has_content":{"pdf":false,"grobid_xml":false},"content_urls":null,"referenced_works_count":14,"referenced_works":["https://openalex.org/W354388742","https://openalex.org/W659163984","https://openalex.org/W1535178272","https://openalex.org/W1966479198","https://openalex.org/W1995243233","https://openalex.org/W1995565184","https://openalex.org/W1995619319","https://openalex.org/W2008892087","https://openalex.org/W2009891982","https://openalex.org/W2020055917","https://openalex.org/W2025150097","https://openalex.org/W2026838850","https://openalex.org/W2046842396","https://openalex.org/W2089514472"],"related_works":["https://openalex.org/W1993122543","https://openalex.org/W2091874957","https://openalex.org/W2059234114","https://openalex.org/W2132228938","https://openalex.org/W1986359069","https://openalex.org/W1966479198","https://openalex.org/W2341619359","https://openalex.org/W1531698491","https://openalex.org/W2052088410","https://openalex.org/W2070470269"],"abstract_inverted_index":{"Abstract":[0],"A":[1],"series":[2],"of":[3,22,45,87,117,126,158],"multifunctional":[4],"malonate":[5],"anions,":[6],"[Na\u2295\u2296C(COOEt)2CH2]mC6H6\u2212m(I;":[7],"m":[8,38,135,152],"=":[9,39,51,136,153],"2\u20134),":[10],"were":[11,110],"examined":[12],"as":[13],"polymer":[14,167],"coupling":[15,104],"agents":[16],"for":[17,80],"the":[18,27,71,82,88,130,147,159],"living":[19,43,62,95,113,127],"cationic":[20],"polymerization":[21],"vinyl":[23,47,122],"ethers":[24],"initiated":[25],"with":[26,64,93,129,146],"hydrogen":[28],"iodide/zinc":[29],"iodide":[30],"(HI/ZnI2)":[31],"initiating":[32],"system.":[33],"The":[34,85],"bifunctional":[35],"anion":[36,132],"(2;I,":[37],"2),":[40],"1,4\u2010[Na\u2295\u2296C(COOEt)2CH2]2C6H4,":[41],"terminated":[42],"polymers":[44,63,90,116,141],"isobutyl":[46],"ether":[48,123],"(IBVE)":[49],"(DPn":[50],"10)":[52],"almost":[53],"quantitatively":[54],"in":[55,68,76,98,142,168],"toluene":[56],"at":[57],"\u221215\u00b0C":[58],"to":[59,139,163],"give":[60,164],"coupled":[61,89],"doubled":[65],"molecular":[66],"weights":[67],"96%":[69],"yield;":[70],"dianion":[72],"2":[73],"was":[74,91],"dissolved":[75],"tetrahydrofuran":[77],"containing":[78],"18\u2010crown\u20106":[79],"maintaining":[81],"solution":[83],"homogeneous.":[84],"yield":[86],"increased":[92],"shorter":[94],"chains":[96],"or":[97],"less":[99],"polar":[100],"solvents.":[101],"Also":[102],"by":[103],"via":[105],"2,":[106],"ABA":[107],"block":[108,115],"copolymers":[109],"obtained":[111],"from":[112],"AB":[114],"IBVE":[118],"and":[119],"an":[120],"ester\u2010functionalized":[121],"(CH2\uf8feCHOCH2CH2OCOCH3).":[124],"Coupling":[125],"poly(IBVE)":[128],"trifunctional":[131],"(3;":[133],"I,":[134,151],"3)":[137],"led":[138],"tri\u2010armed":[140,166],"56%":[143],"yield,":[144],"whereas":[145],"tetrafunctional":[148],"version":[149],"(4;":[150],"4),":[154],"only":[155],"three":[156],"out":[157],"four":[160],"anions":[161],"reacted":[162],"another":[165],"85%":[169],"yield.":[170],"\u00a9":[171],"1993":[172],"John":[173],"Wiley":[174],"&":[175],"Sons,":[176],"Inc.":[177]},"counts_by_year":[{"year":2022,"cited_by_count":1},{"year":2018,"cited_by_count":1},{"year":2014,"cited_by_count":1},{"year":2012,"cited_by_count":2}],"updated_date":"2026-08-21T09:56:20.448147","created_date":"2016-06-24T00:00:00"}
