Ukubuka Konke Kwe-Interfacial Chemistry — Ukuhlukanisa i-MS Polymer Mechanics Kusukela Kuzinhlelo Ze-Legacy PU kanye ne-Silicone
Umklamo wezakhiwo zesimanje uvame ukusebenzisa ukwakheka kobuso obuyinkimbinkimbi obuhlanganisa izinto ezahlukahlukene njenge-aluminium, ingilazi, ukhonkolo, kanye netshe lemvelo. Lezi zimvilophu zokwakha zibhekene nokucindezeleka okukhulu kwemvelo, okuhlanganisa ukushintshashintsha kokushisa okusheshayo, imisebe ye-ultraviolet eqhubekayo, kanye nemvula enamandla. Ukukhetha ubuchwepheshe obufanele bokuvala amalunga bunquma isikhathi sokuphila kwalezi zakhiwo zangaphandle. Abaklami bezakhiwo bahlala becindezela imingcele yezakhiwo zejometri, bebeka izidingo ezinkulu ezimbonweni eziguquguqukayo ze-perimeter. Ngenxa yalokho, ukwehluleka kwamalunga kungabangela ukuvuza kwamanzi okukhulu kanye nokubola kwesakhiwo. Onjiniyela bephrojekthi kumele babheke ngale kwezinto zendabuko ze-single-chemistry ukuze bahlangabezane nezimfuneko zokuqina zesimanje. Ukukhetha i-premierUmhlinzeki Oqinisekisiwe We-Elastic Hybrid MS SealantIvumela amaqembu okuthenga ukuthi athole ubuchwepheshe obuthuthukisiwe be-polyether obuqedwe yi-silane obunqoba imikhawulo yasendulo yama-sealant akudala. Lezi zinhlelo zesimanje ze-hybrid zihlanganisa amandla omshini we-polyurethanes kanye nokubekezelela okungavamile kwesikhathi eside kwama-matrices e-silicone e-premium.
Izakhiwo ze-polyurethane (PU) ze-legacy zivame ukuba nezinkinga ezinkulu zesakhiwo lapho zivezwa emisebeni yelanga enamandla isikhathi eside. Imisebe ye-Ultraviolet iphula ukuxhumana kwangaphakathi kwe-carbamate ngaphakathi kwe-polyurethane chain, okwenza izinto ziqine, ziqhekeke, futhi zilahlekelwe yinkumbulo yazo yokuqala ye-elastic. Lokhu kuqhekeka kwamakhemikhali kuholela ekuhlulekeni kokuhlangana kwangaphambi kwesikhathi ngaphakathi kwamalunga efasitela elizungezile. Ngakolunye uhlangothi, ama-silicone esakhiwo sendabuko anikeza ukuzinza okuhle kakhulu kwe-UV kodwa anemikhawulo enzima maqondana nokuhambisana kokugqoka kobuso. Ama-silicone ajwayelekile anamandla aphansi kakhulu ebusweni, okuvimbela upende wezakhiwo ukuthi umanzise indawo epholile kahle. Noma yimuphi umzamo wokupenda phezu kwejoyinti le-silicone uphumela ekukhuphukeni koketshezi ngokushesha, ukushwabana okukhulu, kanye nokuhlukanisa ifilimu ephelele. Ama-polymer e-silicone aguquliwe (MS) axazulula lezi zinselele zobunjiniyela eziphikisanayo ngokwakhiwa kwawo okuhlukile kwe-hybrid macromolecule. I-Junbond ilungisa lawa ma-backbone e-polyether ukuze alethe ubuningi obuphezulu be-cross-link ngaphandle kokuthembela ezithakweni eziyingozi ezingaboshiwe. I-matrix ye-elastomeric ephumelayo igcina izici zayo zokuphakama eziguquguqukayo kuzo zonke izigaba zokushisa ezibanzi, imelana nokuguqulwa okuvamile kuma-polyurethane kanye nemikhawulo yokunamathela kwezinto zefa.
Amasango Okuphepha Obuhle — Ukuvimbela Ukufuduka Koketshezi Etsheni Lemvelo Elinezimbobo Nokuthuthukisa Ukupendwa Okudlulele
Ubuhle bezakhiwo budinga izindawo zangaphandle ezihlanzekile, ikakhulukazi uma kusetshenziswa ama-substrate anezimbobo eziphezulu njengemabula yase-Italy, i-granite, noma amaphaneli e-limestone okuhlobisa. Ama-sealant endabuko avame ukufaka uwoyela we-silicone oshibhile noma ama-plasticizer angenawo uketshezi ukuze kukhuliswe amakhono okunyakaza. Ngokuhamba kwesikhathi, amandla e-capillary axosha lawa ma-extender amakhemikhali angaboshiwe aphume esivalweni esilungisiwe angene ezimbotsheni zamaminerali ezizungezile. Lokhu kufuduka koketshezi kukhiqiza umbala omnyama ohlala njalo, onamafutha emaphethelweni ahlangene adonsela uthuli lomoya kanye nokungcola. Ukuhlanza lokhu kungcola okujulile akunakwenzeka ngaphandle kokudiliza ngokuphelele amaphaneli e-facade. Izindawo zangaphandle ezidayiwe zilimaza inani lezentengiselwano lezimpahla zezindlu. Ngenxa yalesi sizathu, izincazelo zephrojekthi zanamuhla zenqabela ngokuqinile ukusetshenziswa kwamafomula aphansi ekuthuthukisweni okudumile. Ubuchwepheshe obuthuthukisiwe obuhlanganisiwe buqeda ngokuphelele le ngozi enkulu yezimonyo. Ngenxa yokuthi ama-polymer e-MS awaqukethe uwoyela we-silicone ohamba ngokukhululekile, abonisa ukumelana okuphelele nokopha kwe-substrate kanye nokufuduka kwe-capillary.
Ngaphezu kokunikeza ukuphepha okungangcolisi, ama-polymer ahlanganisiwe acwengisiwe abonisa izakhiwo ezinhle kakhulu ze-thermodynamic ebusweni ezisekela izidingo zesimanje zokupendwa ngokweqile. I-polyether matrix eqediwe yi-silane idala ingaphandle lamandla aphezulu ebusweni elivumela ama-acrylic asekelwe emanzini kanye ne-alkyd coatings ngokungenaphutha. Abapendi bangafaka i-coatings yangaphandle ejwayelekile ngqo phezu kwejoyinti elicwengisiwe ngaphandle kokubhekana nokuqhekeka noma ukulahleka kokunamathela. Lokhu kuhambisana kuvumela abaklami ukuthi bafinyelele ukuvumelana kombala okungenamthungo ngokuphelele kuzo zonke izingqimba zamafasitela eziyinkimbinkimbi kanye nemingcele yesakhiwo sobuso. Ukuqinisekisa lezi zilinganiso zokusebenza, i-Shanghai Junbond Advanced Chemicals Co., Ltd isebenzisa izinqubo ezithuthukisiwe zokwenza izinto ngokuzenzakalelayo ezilawula ngokuqinile ukusatshalaliswa kwesisindo sama-molecule. Le ndlela yokukhiqiza ecophelelayo izinzisa i-polymer matrix, ivimbela ukukhishwa kwamakhemikhali anamafutha ngisho nangaphansi kokuvezwa okukhulu kwemvelo. Ngenxa yalokho, amalunga aqediwe agcina imigqa ebonakalayo ehlanzekile ngenkathi enikeza ukuvikelwa okuqinile kwemishini ekungeneni kwamanzi.
Ukuhlolwa Kokuthobela Imithetho — Ukuqinisekisa Izitifiketi Zemvelo Eziphansi ze-VOC kanye Namakhono Okunyakaza Okuguquguqukayo
Abaphathi bokuthengwa kwamanye amazwe kumele balandele imithetho eqinile yokwakha eluhlaza yamazwe ngamazwe lapho bekhetha izinto zokwakha zezentengiselwano. Izinhlaka zesimanje zemvelo ezifana ne-LEED, i-BREEAM, kanye ne-European EMICODE standard mandate amazinga aphansi ama-volatile organic compounds (ama-VOC) ukuze kuvikelwe ikhwalithi yomoya. Ama-polyurethane sealant endabuko avame ukuqukatha ama-isocyanate asele kanye nezinyibilikisi ezikhipha amagesi ayingozi emoyeni ngesikhathi senqubo yokulungisa. Lokhu kukhishwa komoya kwenza kube nzima ukuthobela imithetho futhi kudala izingozi zempilo kubasebenzi bokufaka abasebenza ezindaweni ezivalekile. Iziqondiso zokwakha eziluhlaza zakha amasu okuthenga esimanje kuwo wonke umugqa wokuphakelwa komhlaba. Ukukhetha izinamathiseli ezihambisanayo kuthuthukisa ngqo amaphuzu emvelo yangaphakathi. Ngakho-ke, ukuqinisekiswa okuqinile kwamaphrofayili okuhlola anobungani nemvelo kumelela isinyathelo esingenakuxoxiswana ngaso ngesikhathi sokuhlolwa kwabaphakeli. Abathengi abaqondayo bagxila kokuthuthukileimikhiqizo yokuhlobisa ikhaya enobungani nemvelo ye-MS silicone sealantezihlangabezana nemikhawulo eqinile yamakhemikhali yomhlaba wonke.
Ngaphandle kwesitifiketi semvelo, amaqembu onjiniyela kumele ahlole imikhawulo yokufuduka eqinisekisiwe yefomula ye-hybrid ngaphansi kokuhlolwa kwemishini okuguquguqukayo. Amalunga e-facade ayanda futhi ancipha njalo ngenxa yokushisa kwelanga kwansuku zonke kanye nemijikelezo yokupholisa yesizini. I-hybrid sealant esebenza kahle kakhulu kumele ibe nekhono lokunyakaza eliqinisekisiwe le-Class 20 noma le-Class 25 ngaphansi kwezinhlaka zokuhlola zomhlaba wonke. Lokhu kuhlukaniswa kusho ukuthi impahla ingamelana nokwelulwa okuphindaphindiwe noma ukucindezelwa kuze kufike kumaphesenti angamashumi amabili nanhlanu obubanzi bayo bokuqala ngaphandle kokudabula. Ukuze kuhlangatshezwane nalezi zindlela eziqinile,I-Junbond (Shanghai Junbond Advanced Chemicals Co., Ltd)Imigqa yayo yemikhiqizo exubile ifaka ukuhlolwa okuphelele okuzimele kwelebhu. Amashidi edatha aphumayo aqinisekisa imingcele yokukhishwa komoya okuphansi kanye nokumelana nokukhathala okumangalisayo, okunikeza abathuthukisi ubufakazi obucacile bokuhlolwa kwezakhiwo zasendaweni. Lezi zitifiketi ezisobala zenza kube lula inqubo yokuthumela izinto futhi zivimbele ukubambezeleka kokuthobela imithetho okubizayo endaweni.
Ukunciphisa Ukukhathala Okunezingqimba Eziningi — Ubunjiniyela Obunokwethenjelwa Umklamo Ohlangene Onobuchwepheshe Obuhlanganisiwe Oqinisekisiwe
Ukufakwa kwamafasitela angempela kuletha izinselele eziyinkimbinkimbi zokubopha ngoba amalunga ngokuvamile abopha izinto eziningi ezingafani ngesikhathi esisodwa. Isibonelo, uphawu olulodwa oluzungezayo lungathinta ozimele be-aluminium abafakwe i-anodized, amaphrofayili e-polyvinyl chloride (uPVC) angafakwanga ipulasitiki, amabhlogo okwakha anezimbobo, kanye nezakhi zesakhiwo sekhonkrithi exinene. Ngayinye yalezi zinto ibonisa i-coefficient ehluke ngokuphelele yokwanda kokushisa, okusho ukuthi ziyanda futhi zinciphe ngamazinga ahlukene ngokuphelele ngesikhathi sokushintsha kwezinga lokushisa. Lokhu kunyakaza okuhlukile kudala ukucindezeleka okuyinkimbinkimbi kwe-multi-axial shear ngaphakathi kwejoyinti le-sealant, okusongela ukudonsa ingcina kude nezindonga ze-substrate. Izinto zendabuko zivame ukudinga ama-primer akhethekile, adinga umsebenzi omningi ukuze kuqinisekiswe ukunamathela okwanele ezindaweni ezinjalo ezihlukahlukene. Ubuchwepheshe be-Hybrid MS bunciphisa lezi zinyathelo zokufaka ngokunikeza ukunamathela okungenasisekelo okungavamile kububanzi obukhulu be-substrates ezinezimbobo nezingenazimbobo.
Isakhiwo esikhethekile sama-molecule se-hybrid polymer siqukethe ama-ejenti okuhlanganisa i-silane akhelwe ngaphakathi asungula izibopho zamakhemikhali ezisheshayo nezindawo eziqondiwe lapho evezwa umswakama ozungezile. Lokhu kusebenza okungenasisekelo kusindisa izindleko ezinkulu zomsebenzi endaweni yokwakha futhi kuqeda ingozi yokusetshenziswa okungalungile kwe-primer ngabasebenzi bokufaka. Ngaphezu kwalokho, izinto zigcina inkumbulo yazo enwebekayo ngaphansi komthwalo oqhubekayo ngokomzimba, zimunca ukunyakaza okuhlukile kahle ngaphandle kokudlulisela ukucindezeleka ngokweqile emgqeni wesibopho. Ukubonisana ngobunjiniyela obusebenzayo kunciphisa izingozi zemishini ngaphambi kokuba abasebenzi bokufaka baphule umhlaba. Ochwepheshe befektri banikeza ukwesekwa okubalulekile ngokuhlaziya ukucushwa kwamalunga ngaphansi kwezimo zomoya ezilingisiwe. I-Junbond isekela ama-facade processors omhlaba wonke ngokunikeza ukuhlolwa kokuhambisana kwe-substrate ngokwezifiso kanye nokubonisana ngobuchwepheshe okwenzelwe izimo zezulu ezithile zesifunda. Lokhu kusekelwa okuphelele kwefektri kuqinisekisa ukuthi amaphrojekthi engqalasizinda amakhulu athola izinto ezilungiselelwe ukucushwa kwazo okuhlukile kwesakhiwo. Ngokuhlanganisa ukuzinza kokukhiqiza okukhulu kanye namakhono esayensi yezinto ezibonakalayo ajulile, ibhizinisi linikeza izinhlelo zokuvala ezithembekile ezivikela izakhiwo eziphakeme zesimanje ekukhathaleni kwemvelo kwesikhathi eside. Ukuthola okuvela kumkhiqizi we-hybrid osunguliwe kuvumela abathengi bamazwe ngamazwe ukwakha izimvilophu zokwakha ezisimeme neziqinile ngokuzethemba okuphelele.
Ukuze uthole ulwazi olwengeziwe mayelana nezixazululo zezimboni, sicela uvakashele:https://www.junbond.com/.
Isikhathi sokuthunyelwe: Juni-28-2026