Isizukulwana esitsha seesilicone kunye nee-epoxies eziphilisa i-UV ziya zisetyenziswa ngakumbi kwizicelo zeemoto kunye neze-elektroniki.
Yonke into ebomini ibandakanya utshintshiselwano: Ukufumana enye inzuzo ngelahleko yenye, ukuze kuhlangatyezwane neemfuno zemeko ekhoyo. Xa imeko ibandakanya ukubopha okukhulu, ukutywina okanye ukugabha, abavelisi baxhomekeke kwiiglue ezikhusela i-UV kuba zivumela ukuphiliswa ngokukhawuleza xa kuyimfuneko (imizuzwana e-1 ukuya kwe-5 emva kokukhanya).
Nangona kunjalo, umahluko kukuba ezi glue (i-acrylic, i-silicone kunye ne-epoxy) zifuna i-substrate ecacileyo ukuze zihlangane ngokufanelekileyo, kwaye zibiza kakhulu kune-glue eziphilisa ngezinye iindlela. Nangona kunjalo, abavelisi abaninzi kumashishini amaninzi baye bakwenza oku ngovuyo kangangeminyaka emininzi. Iinkampani ezininzi ziya kwenza njalo kwixesha elizayo. Umahluko, nangona kunjalo, kukuba iinjineli ziya kuba nethuba lokusebenzisa iglue ye-silicone okanye ye-epoxy UV-cure, njengaleyo isekelwe kwi-acrylic.
“Nangona senze ii-silicone ezisebenzisa i-UV-cure kwiminyaka elishumi edlulileyo okanye ngaphezulu, kwiminyaka emithathu edlulileyo kuye kwafuneka siqinise imizamo yethu yokuthengisa ukuze sihambelane neemfuno zemarike,” utshilo uDoug McKinzie, usekela-mongameli weemveliso ezikhethekileyo kwiNovagard Solutions. “Intengiso yethu ye-silicone esebenzisa i-UV-cure inyuke ngama-50 ekhulwini kwiminyaka embalwa edlulileyo. Oku kuya kunciphisa ezinye, kodwa sisalindele ukukhula okuhle kwiminyaka embalwa ezayo.”
Phakathi kwabasebenzisi abakhulu bee-silicone ezisebenzisa i-UV-cure kukho ii-OEM zeemoto, kunye nababoneleli be-Tier 1 kunye ne-Tier 2. Umthengisi we-Tier 2 omnye usebenzisa i-Loctite SI 5031 sealant evela kwi-Henkel Corp. ukuze afake ii-terminals kwiindawo zokugcina ii-modules ze-electronic brake-control kunye nee-sensors zoxinzelelo lwamatayara. Le nkampani ikwasebenzisa i-Loctite SI 5039 ukwenza i-UV-cured-in-place silicone gasket ejikeleze ummandla wemodyuli nganye. UBill Brown, umphathi wobunjineli bezicelo ze-Henkel, uthi zombini ezi mveliso ziqulathe idayi ye-fluorescent ukunceda ukuqinisekisa ubukho be-adhesive ngexesha lokuhlolwa kokugqibela.
Olu lungiselelo luthunyelwa kumthengisi weTier 1 ofaka ezinye izinto zangaphakathi aze aqhagamshele i-PCB kwiiterminals. Isiciko sibekwa phezu kwe-perimeter gasket ukuze kwenziwe isitywino esiqinileyo kwindibano yokugqibela.
Iiglu ze-epoxy ezisebenzisa i-UV-cure zisetyenziswa rhoqo kwiimoto nakwizixhobo ze-elektroniki zabathengi. Esinye isizathu kukuba ezi glu, njengee-silicone, zenziwe ngokukodwa ukuze zihambelane nobude bemithombo yokukhanya ye-LED (ii-nanometer ezingama-320 ukuya kuma-550), ngoko ke abavelisi bafumana zonke izibonelelo zokukhanya kwe-LED, njengokuphila ixesha elide, ubushushu obuncinci kunye noqwalaselo oluguquguqukayo. Esinye isizathu kukuba iindleko zemali eziphantsi zokulungisa i-UV, ngaloo ndlela kwenza kube lula kwiinkampani ukurhweba ngale teknoloji.
Ixesha lokuthumela: Agasti-04-2024
