Labari ɗaya ya Bayyana UVC LED Packaging Materials/tsari/ Wahalolin fasaha da Matsaloli

Kamar yadda masana'antar LED ta gargajiya ta shiga lokacin balagagge, masana'antun sun daidaita dabarun haɓaka su, kuma a maimakon haka sun faɗaɗa sassa kamar hasken mota, hasken shuka, UV LED, IR LED, da ƙaramin tazara, mini / micro LED da sauran sabon nuni. filayen. Daga cikin su, a fagen UV LED, kodayake masana'antun da yawa suna da tsarin dogon lokaci, kasuwar samfuran UV LED ba ta sami karbuwa sosai a baya ba. Saboda haka, masana'antar UV LED ta kasance a cikin ƙuruciya, musamman UVC LEDs tare da ingantattun matsalolin fasaha da farashi. Duk da haka, tun da sabon nau'in ciwon huhu na ƙwayar cuta ta coronary ya yadu a duniya, fahimtar masu amfani da su game da haifuwa da lalata ya karu da sauri, kuma buƙatun samfuran UVC LED jerin ya karu, yana haɓaka ƙungiyoyin ƙungiyoyin duniya da yawa don saka hannun jari a cikin bincike da haɓakawa. na UVC LED fasaha, wanda kuma ya haifar da nau'ikan nau'ikan nau'ikan samfuran iri daban-daban, ta yaya waɗannan samfuran ke cika buƙatun da suka dace? A gaskiya ma, da yawa dalilai bukatar da za a yi la'akari a cikin zabin abin dogara UVC LED kayayyakin, kamar: daban-daban allurai da kuma hasken wuta lokaci ga daban-daban ƙwayoyin cuta da kwayoyin don cimma disinfection da haifuwa sakamako. Daga hangen nesa na samar da samfur, akwai la'akari da yawa daga guntu tsawo zuwa marufi zuwa samfurin da aka gama. A wannan lokacin, LEDINSIDE ya bayyana kayan da ake buƙata, fasaha, matsalolin fasaha da haɓaka haɓaka da ake buƙata don zaman marufi na UVC LED don ƙarin fahimtar samfuran marufi na UVC LED. UVC LED encapsulation siffofin, sana'a, da kayan zaɓi na musamman. A halin yanzu, UVC LED marufi yana da nau'i uku: marufi na halitta, marufi na inorganic (wanda kuma aka sani da shi). “Kusan-inorganic ”) Kuma a kansa. Marufi na dabi'a yana amfani da kayan halitta kamar silicone, resin silicon ko resin epoxy, galibi gami da LAMP, SMD, MOLDING na yumbu da sauran samfuran. Gabaɗaya fasahar tana da ɗan girma, amma aikin anti-ultraviolet yana buƙatar ƙara haɓakawa. Half-inorganic marufi (kuma aka sani da “Kusan-inorganic ”) Yi amfani da kayan siliki na halitta tare da gilashin da sauran kayan da ba a haɗa su ba. Dukkanin marufi na inorganic yana guje wa amfani da kayan halitta a duk lokacin aiwatarwa. Haɗuwa da ruwan tabarau da kayan aiki ana samun su ta hanyar walƙiya ta Laser, walƙiyar igiyar ruwa, da walƙiya mai tsayayya. Yadda ya kamata inganta kwanciyar hankali da amincin na'urorin LED UVC. An fahimci cewa masana'antun gida irin su Guoxing Optoelectronics, Mustang Shen Zi Zi, Hongli Bingyi, da Huayinxin duk sun haɓaka samfuran UVC LED na duk-inorganic marufi. A halin yanzu, samfurin marufi na rabin-inorganic har yanzu shine babban kasuwancin cikin gida. An fi haɗa shi da yumbu stent da gilashin quartz tare da kofi. An sanya shi ta hanyar rufe manne anti-ultraviolet a gefen gefen yumbura don cimma ruwan tabarau. Musamman, ɗigo manne a saman ko matakan kofin, sannan a rufe gilashin quartz don warkewa da haɗawa. Dangane da kayan, UVC LED marufi ya bambanta da na yau da kullun LED. Da farko dai, zabin gilashin ma'adini shine saboda ma'adini ba shi da tsari, hasken ultraviolet ba zai shafe shi ba, kuma babban adadin gilashin ma'adini akan band UVC yana da girma. Abu na biyu, cikin sharuddan zafi dissipation substrates, saboda low yadda ya dace na UVC LED photoelectric hira, mafi yawansu an canza zuwa zafi, don haka aluminum nitride zafi nutse substrate tare da high dumama kudi ne gaba daya amfani. Bugu da ƙari, UVC yana da mummunar tasiri akan manne. Sabili da haka, abubuwan da ake buƙata don juriya na UV a cikin tabarau na gilashin haɗin gwiwa da maƙallan sun fi na fakitin LED na yau da kullun. Har ila yau, ya kamata a lura da cewa wasu masana'antun suna amfani da aluminum oxide na zubar da zafi. Duka nitride na aluminum da aluminum oxide substrates suna cikin yumbura. Babban bambanci tsakanin su biyun shine cewa dumama adadin aluminum nitride ya fi alumina girma. Daga cikin su, aluminum nitride thermal conductivity ne kullum game da 140W / mk-170W / mk, yayin da aluminum oxide thermal watsin ne kawai game da 30w / mk. Abubuwan yumbu na alumina gabaɗaya fari ne, ƙarancin ƙarancin zafi, yawanci ana amfani da su don samfuran ƙarancin ƙarfi. Koyaya, yumburan alumina yana da girma, kuma yana da sauƙin fashe fiye da nitride aluminum. Sabili da haka, yana da wuyar rushewa a cikin hanyar yankewa. Aluminum nitride ceramics gabaɗaya yana gabatar da launin toka -black, yana da ƙimar dumama, kuma yawanci ana amfani dashi don samfuran ƙarfi. Bugu da kari, akwai kuma alumina yumbu doped a kasuwa, wanda kuma su ne launin toka-black, amma dumama kudi ne m. Ingancin kula da thermal da gas -density yana rinjayar ingancin UVC LED marufi kayayyakin UVC LED marufi kayayyakin. Ingancin ingancin samfurin da tasirin tasirin gas. Waɗannan bangarorin biyu kuma matsalolin fasaha ne a cikin hanyar haɗin marufi. Daga cikin su, kula da thermal kai tsaye yana shafar rayuwar UVC LED marufi kayayyakin, yayin da gas tightness kayyade ta amintacce zuwa babban har. UVC LED yana kula da zafi, ƙimar ƙimar sa ta waje (EQE) ba ta da ƙarfi, kuma kaɗan ne kawai na makamashin lantarki ya canza zuwa haske, kuma yawancin ƙarfin lantarki yana canzawa zuwa zafi, wanda ke shafar rayuwar sabis ɗin kai tsaye. guntu. Dangane da wannan, a wannan mataki, samfurori da yawa sun dogara ne akan makircin zub da kwakwalwan kwamfuta tare da babban zafi - yana gudanar da ƙananan ƙwayoyin nitride na aluminum. Aluminum nitride yana da kyakkyawan yanayin zafi, yana iya jurewa tsufa na tushen hasken UV da kansa, kuma ya dace da bukatun UVC LED high-heat management. Bugu da ƙari, kayan aiki, tsarin marufi kuma shine tasiri mai tasiri na sarrafa zafi. Tsarin marufi yana nunawa a cikin fasaha mai ƙarfi na kristal, gami da walƙiya ɓangaren litattafan almara na azurfa, walƙiyar dandali, da walƙiyar gwal ɗin co-crystal. Ko da yake waldawar ɓangaren litattafan almara na azurfa yana da kyau, yana da sauƙi don haifar da ƙaura na azurfa, wanda ya haifar da gazawar na'urar. Dangane da waldar da manna kwano, saboda madaidaicin madaidaicin gwangwani yana da kusan digiri 220, bayan facin na'urar, al'amarin sake-fusion zai sake faruwa. Golden tin co-crystal waldi ne yafi amfani da co-crystal waldi ta hanyar waldi wakili, wanda zai iya yadda ya kamata inganta dauri ƙarfi da thermal watsin na guntu da substrate. Dabam dabam. Saboda haka, ana amfani da hanyar haɗin gwal na gwal a kasuwa. A cikin aikin walda, galibi ya shafi matsalar walda mara nauyi. Welding fanko rami yana nufin lahani kafa a lokacin walda aiwatar da LED kwakwalwan kwamfuta da substrates. Yana gabatar da yanayin bayyanar komai a bayyanar. Yana da mahimmanci mai nuna alama da ke shafar zafi mai zafi. Ƙananan ramin walda mara kyau, mafi kyawun tasirin tasirin zafi, tsawon rayuwar samfurin, mafi kyawun inganci, mafi kyawun inganci. An fahimci cewa inorganic marufi fasaha na Huayin core yana amfani da inert gas da mayar da iskar gas gauraye kariya yanayi don yin zafi matsa lamba co-crystal waldi na guntu don kara ƙara yadda ya dace da lantarki dangane, yayin da rage m kudi, barga LED kulli zazzabi. . Fa'idodin Guoxing Optoelectronics da halayensu a cikin fasahar walda ta gama gari sun shahara sosai. Kamfanin yana da shekaru 10 na ruwan sama na fasaha na yau da kullun na kristal, kuma reflux na yau da kullun kristal ana sarrafa shi a cikin 10%, wanda ya yi ƙasa da samfuran kamanni a kasuwa a kasuwa. A cewar rahotanni, dangane da rage walda m rates, kamfanin ya kafa in mun gwada da jagora da kuma cikakken tsari fasahar. A halin yanzu, gabaɗayan ramin fanko na samfuran UVC LED ɗin sa yana ƙasa da 10%, kuma mafi girman yanki mara komai na rami ɗaya yana ƙasa da 2%. Idan aka kwatanta da ƙarancin nau'in nau'in samfurin iri ɗaya a cikin kasuwa 15% -30%, tasirin zafi yana da kyau sosai, rayuwar samfurin yana da tsayi, samfuran kayan samfur Mafi iko. Dangane da aminci, nau'in marufi yana ɗaya daga cikin abubuwan, amma mabuɗin shine. A cikin nau'i na marufi na rabin-inorganic, ruwan tabarau na gilashi da yumbura kofuna za su samar da rufaffiyar rami ta hanyar haɗin manne. Saboda rufaffiyar rufaffiyar ba za ta iya zama vacuum ba, lokacin da manne ya yi zafi, iskan da ke cikin rami yana da rauni ga zafi da zubewa, ta samar da kumfa, da kuma tashar iskar gas da aka kafa a lokuta masu tsanani. A wannan lokacin, tururin ruwa na waje da ƙazanta na iya shiga cikin samfurin ta hanyar kumfa na iska da tashoshi na iskar gas, waɗanda ke haifar da gurɓataccen gurɓataccen abu zuwa guntu da kayan aiki da sauran kayan, waɗanda ke yin tasiri sosai ga ƙarancin iskar gas na samfurin, wanda hakan ke shafar haske da aminci. Ana iya ganin cewa tasirin gas ɗin yana da tasiri mai girma akan ingancin marufi na UVC LED, kuma fasahar sarrafa kayan aiki yana da matukar muhimmanci. Shi ne ya kamata a ambata cewa ta hanyar inganta surface jiyya da kuma ci gaba marufi da kuma curing fasahar na substrate, da National Star Optoelectronics ya kuma kafa cikakken marufi tsari bayani, wanda zai iya yadda ya kamata rage rufaffiyar kogo iska, gane sifili iska kumfa da sifili na na'urar LED ta UVC, da sifili. Sashe. Tsarin marufi na UVC: marufi na rabin-inorganic shine babban, kuma duk fakitin inorganic yana haɓaka ta hanyar sarrafa zafi da ƙarancin iskar gas. UV juriya kuma yana ɗaya daga cikin matsalolin fasaha na marufi na UVC LED. Don haɓaka aikin anti-ultraviolet na samfurin, masana'antun da yawa sun haɓaka haɓaka samfuran duk-inorganic marufi. Misali, Guoxing Optoelectronics ya haɓaka duk-cost duk-na'urorin UVC marasa ƙarfi don samfuran musamman, kuma fa'idar farashin a bayyane yake. A lokaci guda kuma, kamfanin yana haɓaka haɓakar anti-UVC fluoropic resin marufi kayan samfuran tare da masana'antun kayan. Samfurin yana da halaye na tsayin daka na zafin jiki, mafi girman halin yanzu, da hasken UV. Jingneng Optoelectronics's UVC LED kayayyakin sun fi girma-ikon yumbu marufi. An shirya kayan yumbura, kuma aikin zubar da zafi na samfur yana da kyau. Hongli Zhihui kuma ya ci gaba da gudanar da bincike a kan inorganic marufi fasahar, wanda nufin samar da UVC LED kayayyakin da high haske ikon, high aminci, tsawon rai, da kuma tsada -tasiri. A cikin sharuddan UVC LED marufi nan gaba ci gaban Trend, Guoxing Optoelectronics yi imani da cewa cikin gida kasuwa har yanzu za a yafi encapsulated a cikin shekara ta gaba ko biyu, supplemented da dukan inorganic marufi, amma kamar yadda Organic kayan sun inganta da kuma ƙirƙira ta UV juriya da bidi'a . Ƙwayoyin halitta kamar resin fluorine zai iya mamaye wani yanki na kasuwar kasuwa. Tun farkon wannan shekara, fannonin fasaha daban-daban na UVC LED sun sami wasu ci gaba, suna isar da sigina cewa masana'antar ta haɓaka. Ko da yake, saboda babban farashi da ƙananan tasirin haske, samfuran UVC LED na yanzu ba za su iya maye gurbin fitilun mercury na UV na likita gaba ɗaya ba. Amma Guoxing Optoelectronics ya yi imanin cewa tare da ci gaban fasaha, na yi imani cewa UVC LED zai shiga cikin wannan kasuwa sannu a hankali. Bugu da ƙari, saboda ƙananan ƙararrawa da ƙira mai sauƙi, UVC LED a halin yanzu yana cikin fagen kashe kashe wayar hannu da ƙananan haifuwar sararin samaniya. Idan aka kwatanta da fitilun mercury, yana da wasu fa'idodi. Dangane da LEDINSIDE, daga aikace-aikacen kasuwa na yanzu, UVC LED an fara amfani da shi zuwa haifuwa ta sama (samfurin haifuwa, fitilun haifuwa, samfuran uwa da jarirai), haifuwar ruwa da tsarkakewar iska.