Mmetụta nke Epoxy Resin Encapsulation na Njirimara anya nke LEDs

 

LED (Light Emitting Diode), dị ka ụdị ọhụrụ nke ọrụ dị elu na ike na-azọpụta ike, ejirila ọtụtụ ebe dị ka ọkụ na ngosi. Epoxy resin, n'ihi ezigbo nghọta anya ya, ihe mkpuchi ihe, na arụ ọrụ igwe, abụrụla ihe a na-ejikarị na mkpuchi ọkụ LED. Njirimara anya nke LEDs (dị ka ọkụ ọkụ, nkwụsi ike agba, nkesa angular, wdg) na-emetụta kpọmkwem arụmọrụ ha na ọnọdụ ngwa dị iche iche na ahụmahụ onye ọrụ. Na epoxy resin encapsulation, dị ka njikọ isi na usoro nrụpụta LED, nwere mmetụta dị oke mkpa na njirimara anya nke LED. Nnyocha miri emi na mmetụta nke epoxy resin encapsulation na ngwa anya Njirimara nke LEDs bụ ihe dị ukwuu maka imeziwanye àgwà nke LED ngwaahịa na ịgbasa ha ngwa ubi.

Njirimara nke Epoxy Resin na LED Encapsulation

Epoxy resin bụ resin thermosetting nwere ezigbo nghọta anya, nke na-enyere ọkụ nke mgbawa LED na-ebunye gafee ihe mkpuchi ahụ dịka o kwere mee. Ndekọ ntụgharị ya na-adịkarị gburugburu 1.5, nke dị iche na nke ihe nke mgbawa LED (dị ka GAN, wdg). N'oge usoro mkpuchi, mgbe ejikọta resin epoxy na onye na-agwọ ọrịa, mmeghachi omume na-ejikọta ya na-eme site na ikpo ọkụ na ụzọ ndị ọzọ iji mepụta usoro netwọk akụkụ atọ nke siri ike. Resin epoxy a gwọrọ nwere ezigbo ike igwe na nkwụsi ike kemịkalụ, nke nwere ike ichebe mgbawa LED site na mmetụta nke gburugburu mpụga ma nwee mmetụta dị ukwuu na njirimara anya nke LED.

 

Mmetụta nke Epoxy Resin Encapsulation na ọkụ ọkụ ọkụ nke LEDs

(A) Nghọta anya na Mgbasa ọkụ

Nghọta anya nke resin epoxy bụ otu n'ime ihe ndị dị mkpa na-emetụta ike ọkụ nke LED. Ọ bụrụ na enwere adịghị ọcha, afụ, ma ọ bụ ọgwụgwọ na-ezughị ezu na resin epoxy n'oge usoro ọgwụgwọ, ọ ga-eme ka ìhè gbasaa ma tinye ya n'ọrụ n'oge usoro mgbasa ozi, si otú a na-ebelata nnyefe ọkụ ma na-ebelata ọkụ ọkụ nke LED. Dịka ọmụmaatụ, obere egosipụta ga-agbanwe ụzọ mgbasa nke ìhè ahụ, na-eme ka ìhè ahụ na-atụgharị ma na-atụgharị ọtụtụ oge, na-abawanye mfu ọkụ n'ime resin epoxy. Na ọnụnọ nke adịghị ọcha ga-enweta ìhè nke ogologo wavelength, na-ebelata ike ọkụ. Ya mere, imeziwanye ịdị ọcha nke resin epoxy na ịdị mma nke ọgwụgwọ, na ibelata ntụpọ dị n'ime ya dị oke mkpa maka ịbawanye ọkụ ọkụ nke LED.

(B) Ntụgharị Ntụgharị Ntụgharị

Ogo nke refractive index dakọtara n'etiti mgbawa ikanam na resin epoxy na-emetụtakwa ike ọkụ. Mgbe ọkụ ọkụ nke mgbawa LED na-abanye na resin epoxy site na mgbawa ahụ, ọ bụrụ na ihe nrịbama nke abụọ dị iche iche dị iche iche, nnukwu ntụgharị na ntụgharị uche ga-eme, na-eme ka ụfọdụ n'ime ọkụ ahụ ghara inwe ike ịpụ nke ọma na resin epoxy, si otú a na-ebelata ike ọkụ. Site n'ịhọrọ resin epoxy kwesịrị ekwesị ma ọ bụ na-agbakwunye refractive index modifier na epoxy resin, enwere ike ịmezi ihe ndenye refractive index, enwere ike ibelata nhụsianya nke ìhè, enwere ike imeziwanye arụmọrụ ọkụ ọkụ, ya mere enwere ike ịbawanye ọkụ ọkụ nke LED. Dịka ọmụmaatụ, iji resin epoxy nwere akara nhụsianya dị elu nwere ike ime ka ìhè dịkwuo banye na resin epoxy site na mgbawa wee belata nhụsianya nke ìhè na interface ahụ.

(C) Ọkpụrụkpụ Encapsulation

The encapsulation ọkpụrụkpụ nke epoxy resin nwekwara ụfọdụ mmetụta na luminous ike nke ikanam. Oghere mkpuchi mkpuchi siri ike ga-abawanye ụzọ mgbasa nke ìhè n'ime resin epoxy, si otú a na-abawanye ohere nke ịgbasa ọkụ na nnabata ma belata ike ọkụ. Na mgbakwunye, akwa mkpuchi mkpuchi nke oke oke nwere ike ime ka okpomoku gbakọta gburugburu mgbawa ahụ, na-emetụta arụmọrụ nke mgbawa ahụ ma na-ebelata ọkụ ọkụ n'ụzọ na-edoghị anya. Otú ọ dị, ọkpụrụkpụ nke encapsulation enweghị ike ịdị gịrịgịrị, ma ọ bụghị ya, ọ nweghị ike inye nchebe ọrụ zuru oke na otu anya anya. Ya mere, dị ka ngwa ngwa chọrọ na njirimara nke mgbawa LED, ọ dị mkpa ka achịkwa ọkpụrụkpụ mkpuchi nke resin epoxy iji nweta ike kachasị mma.

 

Mmetụta nke Epoxy Resin Encapsulation na agba agba nke LEDs

(A) Mgbanwe Index Refractive na Mgbanwe Agba

Dị ka e kwuru n'elu, refractive index nke epoxy resin ga-emetụta ọtụtụ ihe, dị ka ọgwụgwọ ọnọdụ, okpomọkụ, iru mmiri, wdg Mgbe refractive index nke epoxy resin mgbanwe, propagation ọsọ na refraction akụkụ nke ìhè nke dị iche iche wavelengths n'ime ya ga-agbanwekwa, n'ihi na a agba mgbanwe. Dịka ọmụmaatụ, mmụba nke okpomọkụ nwere ike ime ka ndenye refractive nke resin epoxy belata, na-eme ka mgbasawanye nke ọkụ na-acha uhie uhie dịtụ ngwa ngwa na ọsọ ọsọ nke ìhè anụnụ anụnụ na-eji nwayọọ nwayọọ, na-eme ka agba nke ìhè ọkụ na-egbukepụ na LED gbanwee gaa na-acha uhie uhie. Ya mere, n'oge LED encapsulation usoro, na-agwọ ọrịa ọnọdụ na-arụ ọrụ na gburugburu ebe obibi kwesịrị ka a na-achịkwa nke ọma iji hụ na nkwụsi ike nke refractive index nke epoxy resin ma si otú ahụ hụ na agba agbanwe agbanwe.

(B) Mgbasa na ịdị n'otu nke Phosphor

Na LEDs na-acha ọcha, a na-agbakwunye phosphor na resin epoxy iji nweta ọkụ na-acha ọcha. Nkwekọrịta mgbasa ozi nke phosphor nwere mmetụta dị mkpa na agba agba nke LED. Ọ bụrụ na phosphor adịghị agbasasị n'otu n'otu na resin epoxy, ọ ga-eduga na mkpokọta phosphor dị iche iche na mpaghara dị iche iche, na-ebute ọdịiche agba na ìhè nke sitere na mpaghara dị iche iche. Dịka ọmụmaatụ, itinye uche nke phosphor dị elu nke ukwuu na mpaghara mpaghara ga-eme ka ọkụ na-esi na mpaghara ahụ na-acha odo odo, ebe ebe nwere obere phosphor nwere ike ịdị na-acha anụnụ anụnụ. Iji mee ka ịdị n'otu nke phosphor dịkwuo mma, enwere ike iji usoro mkpali kwesịrị ekwesị na ihe mgbakwunye iji hụ na phosphor na-ekesa n'otu n'otu na resin epoxy.

(C) Ịka nká nke Resin Epoxy na Mgbanwe Agba

N'ime oge na na mgbanwe na ojiji gburugburu ebe obibi, na epoxy resin ga-enweta ịka nká phenomena, dị ka yellowing, nbibi, wdg Ndị a ịka nká phenomena ga-agbanwe ngwa anya Njirimara nke epoxy resin na otú emetụta agba agbanwe agbanwe nke ikanam. Dịka ọmụmaatụ, ịcha edo edo nke resin epoxy ga-amịkọrọ ụfọdụ ọkụ na-acha anụnụ anụnụ, na-eme ka agba nke ìhè ọkụ ọkụ na-agbagharị gaa na edo edo. Iji gbuo oge ịka nká nke resin epoxy ma melite nkwụsi ike agba, enwere ike ịgbakwunye ndị na-egbochi ịka nká, ndị na-ekpo ọkụ ultraviolet na ihe mgbakwunye ndị ọzọ na resin epoxy. N'otu oge ahụ, enwere ike ịmezi usoro mkpuchi ahụ iji belata mmetụta nke gburugburu ebe obibi na resin epoxy.

 

Mmetụta nke Epoxy Resin Encapsulation na Nkesa Angular nke LEDs

(A) Ụdị mkpuchi na ntụgharị ọkụ

Ụdị encapsulation nke resin epoxy ga-emetụta ntụgharị ihu na mgbasawanye nke ìhè, si otú ahụ gbanwee nkesa angular nke LED. Common encapsulation shapes na-agụnye okirikiri, square, hemispherical, wdg Dị iche iche encapsulation shapes ga-eme ka dị iche iche mere n'akuku nke ìhè n'elu nke epoxy resin, si otú na-emetụta refraction n'akuku na ụzọ ọpụpụ direction nke ìhè. Dịka ọmụmaatụ, mkpuchi mkpuchi hemispherical nwere ike ime ka ìhè gbasaa karịa n'akụkụ niile, na-enweta nkesa angular sara mbara; ebe mkpuchi square nwere ike ime ka ìhè tinye uche n'akụkụ ụfọdụ, na-eme ka nkesa angular dị warara karị. Ya mere, dị ka ngwa ngwa chọrọ, ịhọrọ ụdị mkpuchi kwesịrị ekwesị nwere ike ịhazigharị nkesa angular nke LED iji zute ọkụ dị iche iche na ihe ngosi.

(B) Ntụgharị Ntụgharị Ntụgharị na Njikwa ọkụ

Site n'ịmepụta gradient index refractive na epoxy resin, enwere ike nweta njikwa ọkụ nke ọma karị, si otú ahụ gbanwee nkesa angular nke ikanam. Dịka ọmụmaatụ, enwere ike iji ihe resin epoxy nwere akara ntugharị gradient iji jiri nwayọ gbanwee ntụzịaka nke ìhè n'oge usoro mgbasa iji nweta nkesa angular. Tụkwasị na nke ahụ, enwere ike ịgbakwunye microstructures (dị ka microlens arrays) na elu nke resin epoxy, na ntugharị na ntụgharị uche nke microstructures nwere ike iji mee ka ọ gbanwee akụkụ ọpụpụ nke ìhè ahụ iji nweta nkesa dị warara ma ọ bụ gbasaa.

(C) Mmetụta nke Usoro Encapsulation na nkesa Angular

Izi ezi na nkwụsi ike nke usoro encapsulation ga-emetụtakwa nkesa angular nke LED. Dịka ọmụmaatụ, n'oge usoro ntinye ntinye, ọ bụrụ na ọnụ ọgụgụ nke gluu na-ezighi ezi ma ọ bụ ọnọdụ nke na-enye ya ezighi ezi, ọ ga-eduga na nkesa na-enweghị isi nke resin epoxy gburugburu mgbawa LED, si otú ahụ na-emetụta mgbasa nke ìhè na nkesa angular. Tụkwasị na nke ahụ, njikwa na-ezighị ezi nke okpomọkụ na oge n'oge usoro ọgwụgwọ ahụ nwekwara ike ime ka nkwụsị nke epoxy resin na-adịghị mma, na-agbanwe ọdịdị na ọdịdị anya nke encapsulation, ma si otú ahụ na-emetụta nkesa angular. Ya mere, ịkwalite usoro encapsulation na imeziwanye usoro ziri ezi na nkwụsi ike bụ ihe dị oké mkpa iji hụ na nkwụsi ike nke nkesa angular nke LED.

 

Ụzọ maka ịkwalite Epoxy Resin Encapsulation iji melite Njirimara anya nke LEDs

(A) Nhọrọ ihe na nkwalite

Ịhọrọ resin epoxy nke nwere ịdị ọcha dị elu na ọdịnaya adịghị ọcha dị ala, yana onye na-agwọ ọrịa na ihe mgbakwunye nwere ezigbo ndakọrịta na resin epoxy, bụ ihe ndabere maka imeziwanye njirimara anya nke LED. N'otu oge ahụ, dịka ihe achọrọ ngwa ngwa siri dị, enwere ike ịhọrọ ihe resin epoxy nwere ntụzịaka ihe nkwụsi ike, nkwụsi ike na ngwa anya. Dịka ọmụmaatụ, maka LEDs dị elu, ịhọrọ resin epoxy nwere conductivity dị elu na obere hygroscopicity nwere ike belata okpomọkụ nke mgbawa nke ọma ma belata mbelata ngwa anya.

(B) Mmelite nke usoro ntinye akwụkwọ

Ịkwalite usoro ntinye akwụkwọ, dị ka ịchịkwa kpọmkwem ego a na-enyefe, ọnọdụ nkesa, na ọnọdụ ọgwụgwọ, nwere ike imeziwanye ihe ziri ezi na nkwụsi ike nke mkpuchi ahụ ma belata ngbanwe nke ihe ndị na-ahụ anya. Ịnabata teknụzụ encapsulation dị elu, dị ka ngwugwu flip-chip, nkwakọ ihe mgbawa, wdg, nwere ike belata ụzọ mgbasa nke ìhè, belata ọnwụ ọkụ, ma melite ike ọkụ na nkwụsi ike nke ngwa anya. Na mgbakwunye, iwebata teknụzụ nhazi micro-nano iji mepụta microstructures n'elu resin epoxy nwere ike nweta njikwa ziri ezi nke ìhè ma melite nkesa angular.

(C) Nyocha na njikwa ogo

Ịmepụta usoro nleba anya zuru oke iji nwalee ngwa anya nke LED nke ejiri resin epoxy kpuchie ya, gụnyere nchọpụta nke ndị na-egosi dị ka ike ọkụ, nkwụsi ike agba, na nkesa angular. Site na nlekota oge na nyocha data, nsogbu ndị na-eme n'oge usoro mkpuchi nwere ike ịchọta ma dozie ya n'oge kwesịrị ekwesị iji hụ na nkwụsi ike na nkwụsi ike nke ngwaahịa ngwaahịa.

mmechi

Epoxy resin encapsulation nwere mmetụta dị ịrịba ama na ihe ndị na-ahụ anya (ọkụ ọkụ, nkwụsị agba, nkesa angular, wdg) nke LED. Site n'ịghọta nke ọma mmekọrịta dị n'etiti njirimara nke resin epoxy, usoro encapsulation, usoro ọgwụgwọ, na ngwa anya nke LED, enwere ike ịme usoro ndị kwekọrọ na-ebuli usoro encapsulation ma melite njirimara anya nke LED. N'ọdịnihu mmepe, na-aga n'ihu na-aga n'ihu nke LED technology na-aga n'ihu na mgbasawanye nke ngwa ubi, chọrọ maka epoxy resin encapsulation ga-adịkwa elu na elu. Anyị kwesịrị ịnọgide na-enyocha ihe ọhụrụ, usoro, na teknụzụ iji gboo mkpa nke ụlọ ọrụ LED maka ịrụ ọrụ dị elu na nke dị elu ma kwalite mmepe mmepe nke ụlọ ọrụ LED.

Maka ihe ndị ọzọ gbasara ịhọrọ mmetụta kacha mma nke epoxy resin encapsulation na ngwa anya nke LED, ị nwere ike ịga leta DeepMaterial na https://www.epoxyadhesiveglue.com/category/epoxy-adhesives-glue/ n'ihi na ihe Ama.