Madadin UV-Curing Adhesives

Ana ƙara amfani da sabon ƙarni na silicones masu maganin UV da epoxies a aikace-aikacen kera da lantarki.
Kowane aiki a rayuwa ya ƙunshi ciniki: Samun fa'ida ɗaya ta hanyar kashe wani, don mafi kyawun biyan buƙatun halin da ake ciki. Lokacin da lamarin ya shafi haɗin kai mai girma, rufewa ko gasketing, masana'antun sun dogara da abubuwan da ake amfani da su na maganin UV saboda suna ba da izinin buƙatu da saurin warkewa (1 zuwa 5 seconds bayan bayyanar haske).

Kasuwancin, duk da haka, shine waɗannan adhesives (acrylic, silicone da epoxy) suna buƙatar madaidaicin madaidaicin don haɗawa da kyau, kuma suna da tsada sosai fiye da adhesives waɗanda ke warkewa ta wasu hanyoyi. Duk da haka, masana'antun da yawa a masana'antu da yawa sun yi wannan cinikin cikin farin ciki shekaru da yawa. Wasu kamfanoni da yawa za su yi haka don nan gaba. Bambancin, duk da haka, shine injiniyoyi za su kasance da yuwuwar yin amfani da silicone ko epoxy UV-cure adhesive, a matsayin wanda ke tushen acrylic.

Doug McKinzie, mataimakin shugaban kamfanoni na musamman a Novagard ya ce "Ko da yake mun yi silicones na UV na shekaru goma da suka gabata ko makamancin haka, a cikin shekaru ukun da suka gabata dole ne mu kara himma wajen siyar da mu don ci gaba da biyan bukatar kasuwa." Magani. "Siyarwar siliki ta UV-cure ta karu da kashi 50 cikin 100 a cikin 'yan shekarun da suka gabata. Wannan zai rage wasu, amma har yanzu muna sa ran samun ci gaba mai kyau a cikin shekaru masu zuwa. "

Daga cikin manyan masu amfani da silicones-cure UV sune OEM na kera motoci, da masu ba da Tier 1 da Tier 2. Ɗaya daga cikin masu siyar da Tier 2 yana amfani da Loctite SI 5031 sealant daga Henkel Corp. zuwa tashoshi na tukunya a cikin gidaje don na'urorin sarrafa birki na lantarki da na'urori masu auna matsa lamba. Har ila yau, kamfanin yana amfani da Loctite SI 5039 don samar da gas ɗin silicone na UV-cued-in-place a kewayen kowane nau'i. Bill Brown, manajan injiniyan aikace-aikace na Henkel, ya ce duka samfuran biyu sun ƙunshi rini mai kyalli don taimakawa tabbatar da kasancewar manne a lokacin binciken ƙarshe.

Ana aika wannan rukunin zuwa ga mai siyar da Tier 1 wanda ke saka ƙarin abubuwan ciki kuma yana haɗa PCB zuwa tashoshi. Ana sanya murfin a kan kewayen gasket don ƙirƙirar hatimin muhalli mai ma'ana akan taron ƙarshe.

Ana amfani da adhesives na Epoxy UV-cure akai-akai don aikace-aikacen kera motoci da na mabukaci. Ɗaya daga cikin dalili shi ne cewa waɗannan adhesives, kamar silicones, an tsara su musamman don dacewa da tsawon lokacin hasken hasken LED (320 zuwa 550 nanometers), don haka masana'antun suna samun dukkanin fa'idodin hasken LED, kamar tsawon rai, ƙarancin zafi da daidaitawa. Wani dalili shi ne ƙananan farashin kuɗaɗɗen maganin UV, wanda hakan ya sauƙaƙa wa kamfanoni don kasuwanci har zuwa wannan fasaha.