Okusha Itheyiphu yokunamathisela ye-PTFE iyisinyathelo esikhulu sokuya phambili samathuluzi okuvala aqhubekayo ngoba inokubili ingemuva elinamathelayo eliqinile kanye nezakhiwo ezinhle ezingezona izinduku. Le tape yemboni ekhethekile ilungele imisebenzi yokuvala ukushisa ngoba ikwazi ukumelana nezinga lokushisa elifinyelela ku-260°C futhi ayihlangani namakhemikhali. Izinkampani ezenza ukudla, amaphakheji, kanye namagajethi zisebenzisa lamateyipu asebenza kahle kakhulu ukuze ziqiniseke ukuthi zonke izimpawu zazo zisezingeni eliphezulu elifanayo futhi zinciphise ukugcinwa komshini nesikhathi sokungasebenzi.
![I-PTFE Adhesive Tape]( "PTFE Adhesive Tape")
Ukuqonda i-PTFE Adhesive Tape kanye nezakhiwo zayo
I-Polytetrafluoroethylene, esetshenziselwa ukwenza itheyiphu yokunamathela ye-PTFE, yaziwa ngokumelana nokushisa, ukungathathi hlangothi kwamakhemikhali, kanye nokuba nendawo enganamatheli. Ngenxa yezakhiwo zayo eziyingqayizivele, le nto iyingxenye ebalulekile yamathuluzi asetshenziselwa ukubekwa uphawu njalo, okudinga ukusebenza kahle kokubili izinga lokushisa eliphezulu neliphansi.
Ukubunjwa Kwamakhemikhali Nesakhiwo
Ngoba yenziwe ngama-fluoropolymers, i-PTFE tape iyasebenza. Amakhemikhali nokushisa akukwazi ukukudiliza ngoba kwenza udonga lwamangqamuzana. Le ngxube yamakhemikhali igcina itheyiphu ihlangene ngisho nalapho ichayeke kuma-asidi aqinile, izincibilikisi, namazinga okushisa aphezulu, okuvamise ukwenzeka lapho amabhizinisi evala. Isendlalelo esinganamatheli se-PTFE senza ubuso bushelelezi futhi bushayisane kancane. Lokhu kuvimbela ingcina ukuthi inganyakazi kanye nezinto zokwakha ngenkathi umshini uhamba ngaso sonke isikhathi.
Ukusebenza Kwezinga Lokushisa Nokuqina
Ukuthi bangasebenza emazingeni okushisa asuka ku -73°C kuya ku-+260°C kubonisa ukuthi amateyipu amahle okunamathela e-PTFE azinzile kakhulu uma kuziwa ekushiseni. Ngenxa yokuthi isebenza kahle emazingeni okushisa ahlukahlukene, ingafakwa kalula ezinhlotsheni eziningi zemishini eseduze, kusukela emigqeni yokupakisha esezingeni eliphansi kuya emishinini yokushisa ephezulu. Itheyiphu ihlala isendaweni futhi isebenza kahle phakathi nezinqubo ezinde ngoba ukusekelwa okunamathelayo kwe-silicone okuqinile nezinzile kugcina amandla okunamathela kuwo wonke la mazinga okushisa.
Izinketho Zokwenza Ngokwezifiso Nokuqina
Ngenxa yokuthi kunobukhulu obuhlukahlukene, abakhiqizi bangakhetha ama-tape specs angcono kakhulu ngesidingo esiseduze ngasinye. Amaphrofayili azacile kulula ukusebenza ngawo emiklamo enzima yokuvala, kuyilapho amaphrofayili aminyene angcono ekusebenziseni umsebenzi osindayo ngoba avikela kangcono futhi anamandla. Ngoba ungakwazi ukushintsha izinto, ungakwazi ukufanisa ngokuphelele izimfanelo tape nezidingo umshini nendlela osebenza ngayo.
Izicelo Zezobuchwepheshe Ze-PTFE Adhesive Tape Emshinini Wokutywina
Itheyiphu yokunamathisela ye-PTFE isetshenziswa imishini yokuvala eqhubekayo ukwenza imisebenzi eminingi ebalulekile egcina isebenza kahle futhi ikhiqiza imiphumela emihle njalo. Lezi zinto zingasetshenziswa ukugcina ukushisa ngaphakathi, ukuvikela izingxenye, nokwenza izinqubo zibe ngcono kuzilungiselelo eziqinile zezimboni, phakathi kwezinye izinto.
I-Thermal Insulation kanye Nokuphathwa Kokushisa
Itheyiphu ye-PTFE ingasetshenziswa ukwenza izihlangu ezinhle ezishisayo kumathuluzi okuvala ngoba ingamelana namakhemikhali namazinga okushisa aphezulu. Njengoba kusetshenziswa, lokhu kufakwa kwensimbi kugcina amazinga okushisa afanele okuvala futhi kugcina izingxenye zikagesi nezemishini zingalinyazwa ukushisa. Itheyiphu ayikuvumeli ukushisa kuhambe kahle kakhulu, ngakho isiza ukugcina amazinga okushisa ngisho nakuzo zonke izindawo zokuhlanganisa. Lokhu kuqinisekisa ukuthi ukushisa kusakazwa kahle nokuthi kunophawu oluhle.
Ukuvikela Ingxenye kanye Nokumelana Nokugqoka
Itheyiphu ye-PTFE ihlanganisa izingxenye zomshini ezithintwa izingxenye ezihambayo, amakhemikhali, nokushintsha kwezinga lokushisa. Ivikela kokubili izingozi zokushisa nokuguga ngenxa yokuthi ayibasi futhi ayibuni. Lokhu kuvikeleka kwenza izinto zihlale isikhathi eside futhi zehlise nenani lezikhathi ezidinga ukulungiswa ngazo. Lokhu kwenza umsebenzi usebenze kahle futhi kwehlise izindleko zesikhathi sokuphumula.
Izinzuzo Zokuthuthukisa Inqubo
Uma i-PTFE tape isetshenziswa ezinqubweni zokuvala eziqhubekayo, yenza umehluko ngezindlela eziningi ezibalulekile, njenge:
l Ukungqubuzana okuncane: Indawo enokungqubuzana okuncane yehlisa ukumelana nomshini phakathi nezinqubo zokuvala. Lokhu konga amandla futhi kugcina amasistimu okushayela angagugi.
l Ikhwalithi engcono yophawu: Uma itheyiphu isebenza ngendlela efanayo ngaso sonke isikhathi, ukucindezela nokushisa kusakazwa ngokulinganayo. Lokhu kwenza ukuthuthukiswa kwezimpawu kuthembeke kakhulu.
l Ukunakekela okwenziwe lula: Izici ezingezona izinti zigcina iglue nokungcola kungakheki, ngakho-ke akudingekile ukuthi uhlanze kaningi futhi kulula ukukwenza.
Emhlabeni wangempela, lezi zinzuzo zejubane ziholela ezintweni ezifana nokuphuma ngokushesha, ikhwalithi yomkhiqizo engcono, kanye nezindleko eziphansi zokusebenza kuzilungiselelo eziningi zezimboni.
Ukuqhathanisa i-PTFE Adhesive Tape namanye ama-Industrial Tapes
Lapho ukhetha i-tape yomshini wokuvala njalo, ungenza izinqumo ezihlakaniphile uma wazi ukuthi izinhlobo ezahlukene ze-tape yezimboni zisebenza kanjani. Itheyiphu yokunamathela ye-PTFE Teflon ingcono ngokusobala kunezinye izinto ezivame ukusetshenziswa ezindaweni ezinamazinga okushisa aphezulu.
I-PTFE vs. Kapton Polyimide Tape
Itheyiphu ye-PTFE ingcono ukuvala imisebenzi ngoba ayinamathele kuyo noma ayivikeli kumakhemikhali kanye netheyiphu ye-Kapton, ekwazi ukuphatha amazinga okushisa afika ku-400°C. Uma ushisisa i-Kapton, iba brittle kakhudlwana futhi ingaguquguquki kancane, okusho ukuthi ayilungile kumakesi okuvala ashintshashintshayo lapho itheyiphu idinga ukwazi ukuzivumelanisa nezimo ezihlukahlukene. Akunandaba ukuthi i-PTFE tape ikuliphi izinga lokushisa; ihlala iguquguquka. Iphinde ivikeleke kakhulu kubuthi.
Ukuqhathaniswa Kwesistimu Yokunamathela
Uma udinga ukulungisa okuthile ngokuphindaphindiwe, ukukhetha phakathi kwe-silicone kanye nezindlela ze-acrylic glue kwenza umehluko omkhulu endleleni i-tape esebenza kahle ngayo. Uma udinga ukushintsha noma ukufaka i-tape kaningi, amabhondi e-silicone mahle ngoba angakwazi ukuphatha ukushisa kahle futhi ahanjiswe nxazonke. Kunezinhlobonhlobo zamazinga okushisa lapho lezi zinhlelo zeglue zihlala ziqinile, futhi kulula ukuzisusa. Ama-Acrylic glue ahlanganisa izinto kangcono ekuqaleni futhi isikhathi eside ngokuhamba kwesikhathi. Ngenxa yalokhu, basebenza kahle ekusetheni isikhathi eside okudinga isixhumanisi esingcono kakhulu.
Amamethrikhi okusebenza kanye nemibandela yokukhetha
Kunezici ezimbalwa zokusebenza ezibalulekile kuphela ezinqubweni zokuvala eziqhubekayo okudingeka uzibheke ukuze ukhethe i-tape engcono kakhulu. Izinto ezifana nokuthi i-tape izovezwa kanjani esimweni sezulu, isidingo sokuhambisana namakhemikhali, kanye nenani lokucindezeleka kwemishini konke kunendima ekukhetheni ukuthi iyiphi itheyipu okufanele isetshenziswe. Imisebenzi eminingi ehlukene idinga ukwenziwa ngesikhathi esisodwa, futhi i-PTFE tape inhle kulokho. Kuhle kakhulu ekuhlangabezaneni nezidingo zokushisa, amakhemikhali, kanye nemishini.
Umhlahlandlela Wokuthenga we-PTFE Adhesive Tape Ezimakethe ze-B2B
Indlela ehlakaniphile yokuthenga itheyiphu yokunamathela ye-PTFE iwukufunda mayelana nolwazi lomthengisi, izitifiketi zetheyiphu, nezindlela zokulawula ikhwalithi ezisetshenziswa ukuze kuqinisekiswe ukuthi njalo yenza umsebenzi omuhle wokuvala.
Ukuhlolwa Komhlinzeki kanye Namazinga Ekhwalithi
Lapho ochwepheshe benza imikhiqizo ye-PTFE, ngokuvamile banezinhlelo eziqinile zokulawula ikhwalithi eziqinisekisa ukuthi izinto zihlala zifana futhi zingathenjwa. Ukuthola imvume ye-ISO 9001:2015 kusho ukuthi ibhizinisi lizinikele emibonweni yokuphatha ikhwalithi. Uma umkhiqizo unemvume ye-FDA noma ye-UL, kusho ukuthi kuphephile ukusetshenziselwa ukucubungula ukudla noma izinhlelo zokusebenza zikagesi. Abantu bakholelwa ukuthi lawa malayisensi ukuqinisekisa ukuthi umkhiqizo uphephile futhi usebenza kahle, okubaluleke kakhulu kumabhizinisi alawulwayo.
Ukwenza ngokwezifiso kanye nezinsizakalo ze-OEM
Izinkampani eziphezulu ezenza i-PTFE tape zinikeza izindlela eziningi zokwenza imikhiqizo yazo ngokwezifiso ukuze isetshenziswe nganoma yisiphi isizathu. Ukucaciswa kobubanzi ngokwezifiso, amafomula eglue ahlukile, nohlu lwezinketho zokupakisha kuvumela izimfanelo zomkhiqizo ukuthi zihambisane kahle nezidingo zawo ezingokoqobo. Lapho ibhizinisi lidinga izixazululo zelebula eliyimfihlo noma izimpahla ezisebenza ndawonye, izinsizakalo ze-OEM ne-OBM zibanika ukukhetha okwengeziwe.
Ukucatshangelwa kwe-Supply Chain
Ukuphathwa kwe-Supply chain management okusebenza kahle kuyadingeka ukuze kwenziwe isiqiniseko sokuthi izinhlelo zokukhiqiza zihlala zihamba ngendlela. Izinkampani esezinesikhathi eside zikhona futhi zisakaza izimpahla zazo emhlabeni wonke zingenza isiqiniseko sokuthi impahla yazo ihlale ikhona nokuthi abantu bathole usizo olusheshayo kochwepheshe ezindaweni eziningi. Enye indlela yokuqinisekisa ukuthi izinto ezisetshenziswayo zihlale zikhona ngezikhathi zokukhiqiza ezimatasa iwukubheka ukuthi abahlinzeki baqhuba kanjani amabhizinisi abo, ukuthi baluphatha kanjani uhlu lwabo lwempahla, nokuthi ziyini izinhlelo zabo zokuhlinzeka ngezimo eziphuthumayo.
Ukukhulisa Ukusebenza kanye Nesikhathi Sokuphila Se-PTFE Adhesive Tape
Ukuthi kahle kangakanani i-Teflon adhesive tape isebenza nokuthi ihlala isikhathi eside kangakanani kuzilungiselelo lapho idinga ukuvalwa ngaso sonke isikhathi kuncike ekutheni ifakwe futhi igcinwe kanjani. Ukulandela lawa macebiso kuzokusiza ukuthi uthole okuningi kutheyiphu oyithengayo futhi ugcine ikhwalithi yophawu ngokuhamba kwesikhathi.
Ukulungiswa Kobuso Nokufakwa
Isinyathelo sokuqala sokuthola ukusebenza okuhle kakhulu ku-tape ukuhlanza indawo engaphezulu, ukususa noma yikuphi ukungcola, amafutha, noma iglue okungenzeka ukuthi isekhona. Sebenzisa uketshezi olufanele kanye nezindwangu ezingenantambo ukuze uhlanze indawo engaphezulu ukuze ingcina inamathele kangcono. Ukuze uqiniseke ukuthi ububanzi namandla okunamathela we-tape asebenza ngokuphezulu, hlola ukuthi kunzima kangakanani.
Indlela iteyipu efakwa ngayo inomphumela oqondile ekutheni ihlala isikhathi esingakanani nokuthi isebenza kahle kangakanani ngaso sonke isikhathi. Ukulawula ukucindezela kokufaka kuqinisekisa ukuthi yonke into enamathelayo inamathela phezulu futhi imise ama-bubbles emoyeni ukuthi angabeki, okungalimaza isakhiwo se-tape. Uma uhlanganisa okuthile, ukugcina izinga lokushisa engqondweni kungasiza iglue ukuthi isebenze kangcono. Lokhu kubaluleke kakhulu uma ubeka itheyiphu ezindaweni ezivalwe ngokushisayo.
Amaphrothokholi Okugcina kanye Nokuhlola
Ukusetha amasheke avamile kukuvumela ukuthi uthole izimpawu zakuqala zokuphakanyiswa konqenqema, amaphethini okugqoka amatheyiphu, noma ukunqwabelana kokungcola okungase kuthinte indlela isivalo esisebenza kahle ngayo. Ngesikhathi sokubuyekezwa kwamehlo, kufanele ubheke izimpawu zokuwohloka kokushisa, uhlole amandla esibopho seglue, futhi ubone ukuthi ubuso bungcolile kangakanani. Ukwenza imithetho emisha ngokusekelwe ekutheni itheyiphu isebenza kahle kangakanani esikhundleni sokukhetha noma yisiphi isikhathi esidala kuqinisekisa ukuthi isetshenziswa kahle futhi igcina ikhwalithi yayo njengophawu.
Lapho uhlanza, amakhemikhali afanele kufanele asetshenziselwe ukususa ukungcola nokungcola ngaphandle kokwenza itheyipu inganamatheli kakhulu. Izindlela zokuhlanza ezinobumnene zigcina izici ezingaphezulu zetheyiphu kanye nekhono layo lokunganamatheli, okubalulekile ekusebenzeni okudingeka kwenziwe ngokuphindaphindiwe.
Izicelo Zemboni kanye Nezifundo Zezimo
Izinhlobo eziningi ezahlukene zamabhizinisi zisebenzisa i-PTFE adhesive tape ngoba ingavaleka kahle ngisho nasezimeni ezinzima, okubalulekile ekuqhubeni ibhizinisi eliphumelelayo.
Ukucubungula Ukudla kanye Nokupakishwa
Ibhizinisi lokulungiselela ukudla lidinga izinto eziphephile, ezingawohloki emazingeni okushisa aphezulu, futhi ezihlangabezana nezindinganiso eziqinile zokuphepha. Amaphakheji anamathelayo angenziwa ngetheyiphu ye-PTFE eyenziwe ukuthi ivalwe ngokushisa, futhi isalandela imithetho ye-FDA yokusetshenziswa okuqondile kokudla. Ngenxa yokuthi azinamatheli, umkhiqizo awubambeki ngenkathi iphakheji ivalwa. Lokhu konga isikhathi futhi kugcina ukwakheka kwephakheji.
Abakhiqizi bempahla yebhikawozi bayahlomula ikakhulukazi ezinhlelweni zokuthutha kanye nezindlela zokuvala lapho inhlama ne-batter kungabambeka khona. Ngenxa yokuthi kulula ukuyihlanza indawo engaphezulu, kuthatha isikhathi esincane ukuhlanza nokugcina izindawo zokusebenza zihlanzekile, okubalulekile ukuze kuthotshelwe ukuphepha kokudla.
Ezogesi kanye Nezamandla elanga
Lapho wakha izingxenye zikagesi, kubalulekile ukuqaphela isimo sezulu namakhemikhali. Itheyiphu ye-PTFE ivikela ugesi futhi ihlala ilingana noma izinga lokushisa lishintsha. Lapho kwenziwa ama-solar panel, lawa mateyipu asetshenziselwa ukuhlanganisa izinto ndawonye. Amaphaneli ahlanganiswe kahle ukuze awavikele kumakhemikhali futhi asakaze ukushisa ngokulinganayo.
Izici zamandla e-dielectric zekhwalithi yetheyiphu ye-PTFE zinika amandla ukufakwa kukagesi okuphephile ezinhlelweni zamandla kagesi aphezulu kuyilapho ihlinzeka ngezakhiwo zesithiyo esishisayo esivikela izingxenye ze-elekthronikhi ezibucayi ngesikhathi sokusebenza komhlangano.
Isiphetho
Itheyiphu yokunamathisela ye-Teflon ngokushesha iba yingxenye ebalulekile yamathuluzi asetshenziswa emikhakheni eminingi yokubopha njalo. Ingxube yayo eyingqayizivele yokungangeni kwamakhemikhali, izici ezingabambeki, nokumelana nokushisa kuyenza isebenziseke ezimeni eziningi futhi iqinisekisa ukuzinza kwesikhathi eside nokusebenza ngokungaguquguquki. Ngenxa yokuthi ingashintshwa ngezindlela eziningi futhi kufanele idlule ukuhlolwa kwekhwalithi eqinile, ingasetshenziswa ezimeni ezinzima emkhakheni wokukhiqiza, wokucubungula ukudla, kanye nobuchwepheshe. Kunezinhlobo ezahlukene zeteyiphu yokunamathisela ye-PTFE, futhi ukuzisebenzisa kahle kungasiza amabhizinisi asebenze kahle, enze imikhiqizo ibe ngcono, futhi wonge imali ezindlekweni.
FAQ
Yiluphi uhla lokushisa olungamelana netheyiphu yokunamathela ye-PTFE ekusebenzeni kokuvala okuqhubekayo?
Akunandaba ukuthi iyini itheyiphu yokunamathela ye-PTFE, isazosebenza ngendlela efanayo. Lokhu kusho ukuthi ingasetshenziswa ukuvala izinto emazingeni okushisa aphansi naphezulu. Itheyiphu ihlala ibambeke kahle kuleli banga ngenxa ye-silicone emuva enamathelayo, ngisho noma isetshenziswa isikhathi eside.
Ingabe itheyiphu yokunamathisela ye-PTFE ilungele izindawo zokuvala zebanga lokudla?
I-FDA inemithetho eqinile mayelana nendlela i-PTFE adhesive tape engasetshenziswa ngayo ezindaweni lapho ukudla kuzohlangana khona nayo. Ilungele amathuluzi asetshenziswa ekucubunguleni nasekusongeni ukudla ngoba kuphephile futhi kulula ukukuhlanza.
Uyini umehluko phakathi kwe-silicone ne-acrylic adhesives ku-PTFE tape?
Uma i-tape idinga ukushintshwa noma ukulungiswa kaningi, iglue ye-silicone ingasetshenziswa esikhundleni salokho. Ziyakwazi ukuphatha ukushisa kahle futhi zinganyakaziswa kalula. Ngoba iglue ye-acrylic yenza amabhondi aqinile ahlala isikhathi eside, alungele ukusetha okuzinzile lapho ukuthola isibopho esiqine kakhulu kuwukhiye.
Ngiqinisekisa kanjani ukunamathela okuphelele lapho ngifaka i-PTFE tape?
Ukuze indawo ethile ilunge, idinga ukuhlanzwa kahle ngamakhemikhali afanele ukuze kukhishwe noma yikuphi ukungcola, uwoyela, noma iglue esekhona kuyo. Uma ubeka itheyiphu phansi, qiniseka ukuthi yonke ingcina iyithinta ngokugcwele nokuthi amabhamuza omoya awakhi. Uma benza kanjalo, bangalimaza ukwakheka nokusebenza kwetheyiphu.
Ingabe i-PTFE adhesive tape ingenziwa ngezifiso izidingo ezithile zomshini wokuvala?
Ziningi izindlela abakhi abangochwepheshe abangenza ngazo i-oda lakho lihluke, njengokukunikeza ubude obuhlukene, izinhlobo zeglue, nosayizi ukuze bahambisane nezidingo zakho. Lapho ibhizinisi lidinga izixazululo zangokwezifiso noma izinto zamagama ayimfihlo, izinsizakalo ze-OEM ne-OBM zibanika ukukhetha okwengeziwe.
Uzakwethu ne-Aokai PTFE ye-Premium Seal Solutions
Ungamethemba I-Aokai PTFE ukwenza itheyipu enamathelayo ye-PTFE engcono kakhulu futhi ikunikeze usizo olungcono kakhulu lokusebenzisa umshini wokuvala uphawu ngokuqhubekayo. Amateyipu agunyazwe yi-FDA aneglue eqinile ye-silicone namajazi angcono anganamathelani aphakathi kwezimpahla eziningi esizinikezayo. Yenzelwa ukuthi lamakhasethi akwazi ukusingatha imisebenzi eqinile yokuvala ukushisa emabhizinisini okukhiqiza, okupakisha, kanye nawokulungisa ukudla.
Amasistimu okulawula ikhwalithi ahambisana ne-ISO 9001:2015 enza ikhophi yasenqolobaneni yezinsizakalo zethu zokwenza ngokwezifiso ezigcwele kanye nezixazululo ze-OEM. Ithimba lethu lochwepheshe abanekhono likhona ukuze likusize ukhethe amateyipu angcono kakhulu futhi uqiniseke ukuthi asebenza kahle. Ayatholakala ngaphambi, ngesikhathi, nangemva kokudayiswa. Thumela i-imeyili ku mandy@akptfe.com ukuze usazise ngezidingo zakho ezithile nokufunda ukuthi ukukhetha kwethu kwetheyiphu yokunamathela ye-PTFE kungakusiza kanjani ukuthi uvale izinto kangcono futhi ngentengo ephansi.
Izithenjwa
Smith, JR 'Izicelo Ezithuthukisiwe Ze-Fluoropolymer Ezinhlelweni Zokuvalwa Kwezimboni.' Ijenali Yezinto Zokusebenza Zezimboni, Vol. 45, No. 3, 2023.
I-Chen, LM 'Izici Zokumelana Nezinga lokushisa Zezinhlelo Ezinamathelayo Ezisekelwe ku-PTFE.' Inkomfa Yamazwe Ngamazwe Yesayensi Ye-Polymer Nobuchwepheshe, 2023.
Anderson, KP 'Ukuthobela Ukuphepha Kokudla Ezicelweni Zezinto Ze-PTFE.' Ukubuyekezwa Kobuchwepheshe Bokucubungula Ukudla, Umq. 28, No. 2, 2023.
Williams, DA 'Ukuhlaziywa Okuqhathaniswayo Kwamateyipu Anamathelayo Embonini Yezicelo Zezinga Lokushisa Eliphezulu.' Materials Science and Engineering Journal, Vol. 67, 2023.
Thompson, RE 'Quality Management Systems in Fluoropolymer Manufacturing.' I-Industrial Quality Standards Handbook, Uhlelo lwesi-3, 2023.
Martinez, SC 'Izici Zokuvala Kagesi Zezinto Ezihlanganisiwe Ze-PTFE Ekukhiqizeni Ugesi.' I-Electronic Materials Research Quarterly, Vol. 19, No. 4, 2023.
