Iinkcazo zeKhemistri ye-Interfacial — Ukususa iiMechanics ze-MS Polymer ezivela kwiNkqubo zeLegacy PU kunye neSilicone
Uyilo lwezakhiwo zanamhlanje luhlala lusebenzisa ulwakhiwo oluntsonkothileyo lwefacade oludibanisa izinto ezahlukeneyo ezifana ne-aluminium, iglasi, ikhonkrithi, kunye nelitye lendalo. Ezi mvulophu zokwakha zijongene noxinzelelo olukhulu lokusingqongileyo, kubandakanya ukutshintsha kobushushu okukhawulezayo, imitha ye-ultraviolet eqhubekayo, kunye nemvula ekhawulezayo. Ukukhetha itekhnoloji yokutywina edibeneyo echanekileyo kulawula ubomi obupheleleyo bezi zakhiwo zangaphandle. Abayili bezakhiwo bahlala betyhala imida yezakhiwo zejometri, bebeka iimfuno ezinkulu kwiindawo eziguquguqukayo ze-perimeter interfaces. Ngenxa yoko, ukusilela kwamalungu kunokubangela ukuvuza kwamanzi amaninzi kunye nokubola kwesakhiwo. Iinjineli zeprojekthi kufuneka zijonge ngaphaya kwezinto zendabuko zekhemistri enye ukuze zihlangabezane neemfuno zanamhlanje zokuqina. Ukukhetha eyona iphambiliUmthengisi we-MS Sealant oQinisekisiweyo we-Elastic HybridIvumela amaqela okuthenga ukuba afumane ubuchwepheshe be-polyether obuphucukileyo obupheliswe yi-silane obuyoyisa imida yembali ye-sealants endala. Ezi nkqubo zanamhlanje ze-hybrid zidibanisa amandla oomatshini e-polyurethanes kunye nokuguquguquka okumangalisayo kwexesha elide kwe-silicone matrices ye-premium.
Iifomyula ze-polyurethane (PU) zelifa zihlala zinengxaki yobuthathaka obukhulu besakhiwo xa zichatshazelwa yimitha yelanga enamandla kangangexesha elide. Imitha ye-ultraviolet iyawaphula amakhonkco angaphakathi e-carbamate ngaphakathi kwetyathanga le-polyurethane, nto leyo ebangela ukuba izinto ziqine, ziqhekeke, kwaye zilahlekelwe yimemori yazo yokuqala ye-elastic. Oku kuqhekeka kweekhemikhali kukhokelela ekungaphumeleli kokubambisana kwangethuba ngaphakathi kwamalungu efestile ejikelezileyo. Kwelinye icala, ii-silicone zesakhiwo zendabuko zibonelela ngozinzo oluhle kakhulu lwe-UV kodwa zinemida enzima malunga nokuhambelana kombala womphezulu. Ii-silicone eziqhelekileyo zinamandla aphantsi kakhulu omphezulu, nto leyo ethintela iipeyinti zokwakha ukuba zingamanzisi umphezulu ocociweyo ngokufanelekileyo. Naluphi na umzamo wokupenda phezu kwejoyinti ye-silicone uphumela kwi-fluid bead-up ngoko nangoko, ukushwabana okukhulu, kunye nokwahlukana kwefilimu epheleleyo. Ii-polymers ze-silicone eziguquliweyo (MS) zisombulula le mingeni yobunjineli ephikisanayo ngoyilo lwazo olukhethekileyo lwe-hybrid macromolecular. I-Junbond ilungisa la mathambo e-polyether ukuze anikezele ngoxinano oluphezulu lwe-cross-link ngaphandle kokuxhomekeka kwizithako ezinobungozi ezingabotshwanga. I-matrix ye-elastomeric ephumayo igcina iimpawu zayo eziguquguqukayo zobude kumanqanaba obushushu abanzi, ixhathisa ukuguquka okuqhelekileyo kwi-polyurethanes kunye nemida yokunamathela kwezinto ezindala.
Amasango Okhuseleko Lobuhle — Ukuthintela Ukufuduka Kolwelo Kwilitye Lendalo Elinemingxuma Nokuphucula Ukupeyintwa Okugqithisileyo
Ubuhle bezakhiwo bufuna iindawo zangaphandle ezicocekileyo, ngakumbi xa kusetyenziswa izinto ezisemgangathweni eziphezulu ezifana nemarble yase-Itali, igranite, okanye iiphaneli zelimestone zokuhombisa. Izinto zokutywina zorhwebo zemveli zihlala ziquka iioyile ze-silicone ezingabizi kakhulu okanye iiplastiki zolwelo ezingacocwanga ukuze kuphuculwe amandla okuhamba. Ngokuhamba kwexesha, amandla e-capillary aqhuba ezi zongezo zeekhemikhali ezingabotshwanga ziphume kwisitywina esicociweyo ziye nzulu kwiimbobo zezimbiwa ezijikelezileyo. Olu fuduko lolwelo luvelisa umbala omnyama ohlala uhleli, onamafutha ecaleni kwemiphetho edibeneyo etsala uthuli lomoya kunye nongcoliseko. Ukucoca olu ngcoliseko olungaphakathi kakhulu akunakwenzeka ngaphandle kokuchitha ngokupheleleyo iiphaneli ze-facade. Iindawo zangaphandle ezinemibala ziyonakalisa ixabiso lezorhwebo leempahla zezindlu. Ngenxa yesi sizathu, iinkcazo zeprojekthi zanamhlanje ziyakwalela ukusetyenziswa kweefomyula ezisezantsi kuphuhliso oludumileyo. Itekhnoloji ye-hybrid ephucukileyo isusa ngokupheleleyo lo mngcipheko mkhulu wokuhombisa. Ngenxa yokuba ii-polymers ze-MS azinazo iioyile ze-silicone ezikhululekileyo, zibonisa ukumelana ngokupheleleyo nokopha kwe-substrate kunye nokufuduka kwe-capillary.
Ukongeza ekuqinisekiseni ukhuseleko olungangcolisiyo, iipolymers ezixutyiweyo zibonisa iipropati ezibalaseleyo ze-thermodynamics eziphezulu ezixhasa iimfuno zanamhlanje zokupeyinta kakhulu. I-polyether matrix epheliswe yi-silane idala amandla aphezulu angaphandle avumela ii-acrylics zamanzi kunye neengubo ze-alkyd ngokungenasiphako. Abapeyinti banokufaka iingubo zangaphandle eziqhelekileyo ngokuthe ngqo phezu kwelungu eliphekiweyo ngaphandle kokufumana ukuqhekeka okanye ukulahleka kokunamathela. Oku kuhambelana kuvumela abakhi ukuba bafumane ukuvumelana kombala okungenamthungo ngokupheleleyo kwiiperimeters zefestile ezintsonkothileyo kunye nemida yesakhiwo se-facade. Ukuqinisekisa ezi metrics zokusebenza, iShanghai Junbond Advanced Chemicals Co., Ltd isebenzisa iinkqubo ezizenzekelayo ezisebenza ngokuzenzekelayo ezilawula ngokungqongqo ukusasazwa kobunzima be-molecular. Le ndlela yokuvelisa enobuchule izinzisa i-polymer matrix, ithintela ukukhutshwa kweekhompawundi ezinamafutha nokuba iphantsi kokuvezwa kakhulu kwendalo. Ngenxa yoko, amalungu agqityiweyo agcina imigca ebonakalayo ecocekileyo ngelixa enika ukhuseleko oluqinileyo loomatshini ekungeneni kwamanzi.
Uphicotho lweMithetho yoLawulo — Ukuqinisekisa iziqinisekiso zeNdalo eziphantsi kwe-VOC kunye neZakhono zoKuhamba ngokuGuquguqukayo
Abaphathi bokuthenga baphesheya kufuneka balandele imigaqo engqongqo yezakhiwo eziluhlaza zamazwe ngamazwe xa bekhetha izixhobo zokwakha zorhwebo. Izikhokelo zendalo zanamhlanje ezifana ne-LEED, i-BREEAM, kunye ne-European EMICODE standard mandate amanqanaba aphantsi e-volatible organic compounds (VOCs) ukukhusela umgangatho womoya. Izitywini ze-polyurethane zemveli zihlala ziqulathe ii-isocyanates ezisele kunye nezinyibilikisi ezikhupha iigesi eziyingozi emoyeni ngexesha lenkqubo yokunyanga. Ezi zinto zikhuphayo zenza kube nzima ukuthotyelwa kwemithetho kwaye zidala iingozi zempilo kumaqela okufaka asebenza kwiindawo ezivalekileyo. Izikhokelo zokwakha eziluhlaza zibumba ngokusebenzayo amaqhinga okuthenga anamhlanje kuyo yonke imigca yokubonelela yehlabathi. Ukukhetha izincamathelisi ezihambelanayo kuphucula ngokuthe ngqo amanqaku okusingqongileyo kwangaphakathi. Ke ngoko, ukuqinisekiswa okungqongqo kweeprofayili zovavanyo olunobuhlobo nokusingqongileyo kubonisa inyathelo elingenakuphikiswana ngexesha lokuhlolwa kwababoneleli. Abathengi abaqondayo bagxila kwi-advancedIimveliso ze-MS silicone sealant zokuhombisa ikhaya ezinobuhlobo nokusingqongileyoezihlangabezana nemiqathango engqongqo yeekhemikhali zehlabathi.
Ngaphaya kwesiqinisekiso sokusingqongileyo, amaqela obunjineli kufuneka ahlole imida yokufuduka eqinisekisiweyo yefomyula ye-hybrid phantsi kovavanyo olunamandla loomatshini. Amalungu e-facade ayanda kwaye ancipha rhoqo ngenxa yokufudumeza kwelanga imihla ngemihla kunye nemijikelo yokupholisa yexesha. I-hybrid sealant esebenza kakuhle kufuneka ibe namandla okuhamba aqinisekisiweyo e-Class 20 okanye Class 25 phantsi kweenkqubo zovavanyo lwamazwe ngamazwe. Olu hlulo luthetha ukuba izinto zinokunyamezela ukolulwa okanye ukucinezelwa okuphindaphindiweyo ukuya kuthi ga kumashumi amabini anesihlanu ekhulwini lobubanzi bayo bokuqala ngaphandle kokukrazuka. Ukwanelisa ezi khrayitheriya zinzima,Junbond (Shanghai Junbond Advanced Chemicals Co., Ltd)Imigca yayo yemveliso exutyiweyo ixhomekeke kuvavanyo oluzimeleyo lwelabhoratri olupheleleyo. Amaphepha edatha avelayo aqinisekisa iiparameter zokukhupha umbane ophantsi kunye nokumelana nokudinwa okungaqhelekanga, okubonelela abaphuhlisi ubungqina obucacileyo bokuhlolwa kwezakhiwo zasekuhlaleni. Ezi ziqinisekiso zicacileyo ziyenza lula inkqubo yokungenisa izinto kwaye zithintele ukulibaziseka okubizayo kokuthobela imithetho kwindawo.
Ukunciphisa Ukudinwa OkuneZixhobo Ezininzi — Ubunjineli Uyilo Oludibeneyo Oluthembekileyo OluneTekhnoloji Eqinisekisiweyo Ye-Hybrid
Ukufakelwa kweefestile zehlabathi lokwenyani kuzisa imingeni enzima yokubopha kuba amalungu adla ngokubopha izinto ezininzi ezahlukeneyo ngaxeshanye. Umzekelo, isitywina esinye esijikelezayo sinokudibana neefreyimu ze-aluminium ezidityanisiweyo, iiprofayili ze-polyvinyl chloride (uPVC) ezingafakwanga iplastiki, iibhloko ze-masonry ezinemibhobho, kunye nezinto zesakhiwo sekhonkrithi exineneyo. Ngasinye kwezi zinto sibonisa i-coefficient eyahlukileyo ngokupheleleyo yokwandiswa kobushushu, oko kuthetha ukuba ziyanda kwaye zinciphe ngamanqanaba ahlukeneyo ngokupheleleyo ngexesha lokutshintsha kobushushu. Le ntshukumo yokwahluka idala uxinzelelo oluntsonkothileyo lwe-multi-axial shear ngaphakathi kwejoyinti ye-sealant, nto leyo esongela ukutsala i-adhesive kude neendonga ze-substrate. Izinto zemveli zihlala zifuna ii-primers zomphezulu ezikhethekileyo, ezifuna umsebenzi omninzi ukuze ziqinisekise ukunamathela okwaneleyo kwiindawo ezahlukeneyo ezinjalo. Itekhnoloji ye-Hybrid MS iyanciphisa la manyathelo okufaka ngokunikezela ngokunamathela okungaqhelekanga kwe-primer kwi-wide spectrums ze-porous kunye ne-non-porous substrates.
Isakhiwo esikhethekileyo semolekyuli yepolymer exutyiweyo sinee-arhente zokudibanisa i-silane ezakhelwe ngaphakathi eziseka iibhondi zeekhemikhali ezikhawulezayo kunye neendawo ekujoliswe kuzo xa zichatshazelwa kukufuma okungqongileyo. Olu phumezo olungenasiseko lusindisa iindleko ezinkulu zomsebenzi kwindawo yokwakha kwaye lususa umngcipheko wokusetyenziswa kwe-primer gwenxa ngamaqela okufakela. Ngaphezu koko, izinto zigcina inkumbulo yazo ethambileyo phantsi komthwalo oqhubekayo, zifunxa iintshukumo ezahlukeneyo kakuhle ngaphandle kokudlulisela uxinzelelo olugqithisileyo kumgca webhondi. Ukubonisana ngobunjineli obusebenzayo kunciphisa iingozi zoomatshini ngaphambi kokuba amaqela okufakela aphule umhlaba. Iingcali zefektri zibonelela ngenkxaso ebalulekileyo ngokuhlalutya ulungelelwaniso oludibeneyo phantsi kweemeko zomoya ezilinganisiweyo. I-Junbond ixhasa iiprosesa zefacade zehlabathi ngokubonelela ngovavanyo lokuhambelana kwe-substrate kunye neengcebiso zobugcisa ezenzelwe imozulu ethile yengingqi. Le nkxaso epheleleyo yefektri iqinisekisa ukuba iiprojekthi ezinkulu zeziseko zophuhliso zifumana izixhobo ezilungiselelwe ulungelelwaniso lwazo olulodwa. Ngokudibanisa uzinzo olukhulu lwemveliso kunye nobuchule besayensi yezinto ezinzulu, ishishini linikezela ngeenkqubo zokutywina ezinokuthenjwa ezikhusela ii-skyscrapers zanamhlanje ekudinweni kwendalo ixesha elide. Ukufumana ulwazi kumenzi oqhelekileyo we-hybrid kuvumela abathengi bamazwe ngamazwe ukuba bakhe ii-envelopes zokwakha ezizinzileyo nezizinzileyo ngokuzithemba okupheleleyo.
Ukuze ufumane ulwazi oluthe kratya malunga nezisombululo zoshishino, nceda undwendwele:https://www.junbond.com/.
Ixesha leposi: Juni-28-2026