Njirimara nke Epoxy Resin Eji maka LED Encapsulation na mmetụta nke Mmetụta Encapsulation.

 

Site na mmepe teknụzụ LED na-aga n'ihu, ngwa ya na mpaghara dịka ọkụ na ngosipụta na-abawanye ụba. Epoxy resin, dị ka a na-ejikarị LED encapsulation ihe onwunwe, na-enwe ọnọdụ dị mkpa na LED encapsulation n'ihi na ya mma keukwu Njirimara, dị ka elu mkpuchi, ezi ìhè nnyefe, na kwesịrị ekwesị n'ibu ike. Agbanyeghị, arụmọrụ nke resin epoxy nwere njikọ chiri anya na ihe mejupụtara ya, yana akụkụ dị iche iche nke akụrụngwa nwere ike imetụta mmetụta encapsulation nke LED. Ya mere, nyocha miri emi banyere ihe ndị mejupụtara na njirimara nke resin epoxy yana mmetụta nke akụkụ akụkụ na mmetụta encapsulation bara uru bara uru.

Isi ihe na njirimara nke resin epoxy ejiri maka mkpuchi ọkụ LED

Epoxy Resin Matrix

Epoxy resin bụ polymer nwere otu epoxy dị iche iche, nke nwere ezigbo nrapado, mkpuchi, na nguzogide corrosion kemịkalụ. N'ime LED encapsulation, resin epoxy a na-ejikarị bụ bisphenol A ụdị epoxy resin. Ọdịdị molekụla ya nwere otu epoxy abụọ, nke nwere ike ịnweta mmeghachi omume na-agafe agafe n'okpuru ọrụ nke onye na-agwọ ọrịa iji mepụta usoro netwọk akụkụ atọ. Isi njirimara nke matriks resin epoxy gụnyere:

1. adhesion: Ọ nwere ike jikọta mgbawa LED na ihe ndị ọzọ encapsulation, na-eme ka nkwụsi ike nke usoro mkpuchi ahụ.
2. mkpuchi ihe: Ọ nwere nguzogide mkpuchi dị elu, nke nwere ike igbochi nrịanrịa ọkụ eletrik nke ọma ma hụ na ọrụ nchekwa nke LED.
3. Nguzogide nbibi nke kemịkalụ: Ọ nwere ezigbo nguzogide kemịkalụ nkịtị ma nwee ike ichebe mgbawa LED site na corrosion kemịkalụ.

Onye na-agwọ ọrịa

Onye na-agwọ ọrịa bụ isi ihe na-eme ka mmeghachi omume na-ejikọta ọnụ nke resin epoxy. Ndị na-agwọ ọrịa a na-ejikarị eme ihe gụnyere amine na-agwọ ọrịa, ndị na-agwọ ọrịa anhydride, wdg. Ụdị ọgwụgwọ dị iche iche nwere àgwà ọgwụgwọ dị iche iche na usoro mmeghachi omume.

1. Amine Curing Agents: Ha na-emeghachi omume na resin epoxy ngwa ngwa, na ngwaahịa a gwọrọ nwere nnukwu ike na ike. Otú ọ dị, ndị na-agwọ ọrịa amine nwere nnukwu mgbanwe dị ukwuu, nke nwere mmetụta ụfọdụ na ahụike nke ndị ọrụ.
2. Ndị na-agwọ ọrịa Anhydride: Ha na-emeghachi omume na resin epoxy dịtụ nwayọọ ma na-achọ ọgwụgwọ na okpomọkụ dị elu. Ngwaahịa a gwọrọ nwere ezigbo nguzogide okpomọkụ na mkpuchi eletrik, na mgbanwe dị ntakịrị.

Na-ehicha

Ihe ndochi dị na resin epoxy na-arụkarị ọrụ nke imeziwanye arụmọrụ yana ibelata ọnụ ahịa. Ihe ndochi a na-ejikarị gụnyere silica, aluminum oxide, wdg.

1. Silica: Ọ nwere ezigbo nkwụsi ike nke kemịkalụ na mkpuchi, nke nwere ike imezi ike ike na iyi nguzogide nke resin epoxy. N'otu oge ahụ, mgbakwunye nke silica nwekwara ike ibelata ọnụ ọgụgụ mbelata nke resin epoxy ma belata nrụgide na-ebute n'oge usoro mkpuchi.
2. Aluminom Oxide: Ọ nwere nnukwu ikuku thermal conductivity, nke nwere ike imeziwanye ọrụ mkpofu ọkụ nke resin epoxy. Na LED encapsulation, ezigbo okpomọkụ dissipation arụmọrụ dị oké mkpa maka imeziwanye ndụ ọrụ na luminous arụmọrụ nke LEDs.

nwekwara

Ihe mgbakwunye na-agụnye ihe njikọ njikọ, ọkụ retardants, ọkwa ọkwa, wdg, nke na-ekere òkè n'imeziwanye ihe ndị akọwapụtara na resin epoxy.

1. Ndị nnọchi anya njikọta: Ha nwere ike ịkwalite ike njikọ nke interfacial n'etiti epoxy resin na ndochi, na-eme ka arụmọrụ nke ihe mejupụtara ya dịkwuo mma.
2. Ndị na-egbochi ire ọkụ: N'ụfọdụ ihe ngosi ngwa ebe achọrọ mgbochi ọkụ, mgbakwunye nke ire ere nwere ike imeziwanye arụmọrụ retardant ọkụ nke resin epoxy.
3. Ndị nnọchite ọkwa: Ha nwere ike melite fluidity na elu flatness nke epoxy resin, na-eme ka elu nke encapsulated LED smoother na-eme ka ngwa anya arụmọrụ.

 

Mmetụta nke akụkụ akụkụ dị iche iche na mmetụta encapsulation

 

Mmetụta na arụmọrụ anya

1. Oke nke Epoxy Resin Matrix na Agent Curing: Oke dị iche iche ga-emetụta ntugharị refractive na nghọta nke ngwaahịa a gwọrọ. Mgbe nha nke matrix epoxy resin matrix na onye na-agwọ ọrịa kwesịrị ekwesị, ngwaahịa a gwọrọ nwere nghọta dị elu na ndenye nrụgharị kwesịrị ekwesị, nke nwere ike ịnyefe ọkụ ma mee ka ìhè dịkwuo mma ma melite arụmọrụ ọkụ nke LED. Ọ bụrụ na oke adịghị mma, ngwaahịa a gwọrọ nwere ike ịbụ turbid ma ọ bụ nwee ntụgharị ntụgharị ntụgharị, si otú a na-emetụta arụmọrụ anya nke LED.
2. Oke Filler: Mgbakwunye nke filler ga-agbanwe ngwa anya nke resin epoxy. Dịka ọmụmaatụ, mgbakwunye nke silica filler ga-agbanwe ntụgharị refractive nke resin epoxy, si otú ahụ na-emetụta ụzọ mgbasa nke ìhè. Ngwunye silica kwesịrị ekwesị nwere ike imeziwanye nnyefe ọkụ nke resin epoxy, mana oke ihe ndochi nwere ike ibute mmụba na mgbasa ọkụ yana mbelata nke nnyefe ọkụ. Ọ bụ ezie na isi ọrụ nke aluminom oxide filler bụ imeziwanye arụmọrụ ọkụ ọkụ, ọ ga-enwekwa mmetụta ụfọdụ na arụmọrụ anya. Nnukwu ihe mkpuchi aluminom oxide nwere ike ibelata nghọta nke resin epoxy.
3. Oke mgbakwunye: Mgbakwunye nke ụfọdụ ihe mgbakwunye dị ka ọkwa ọkwa nwere ike imeziwanye elu elu nke resin epoxy, belata ntụgharị ọkụ na ịgbasa, ma melite arụmọrụ ngwa anya. Mgbakwunye nke ọkụ retardants nwere ike inwe mmetụta na-adịghị mma na nnyefe ọkụ nke resin epoxy, ya mere ọ dị mkpa iji dozie arụmọrụ ọkụ ọkụ na arụmọrụ anya.

 

Mmetụta na arụmọrụ Thermal

1. Oke nke Epoxy Resin Matrix na Agent Curing: Oke kwesịrị ekwesị nwere ike ime ka resin epoxy gwọọ ya nke ọma ma mepụta usoro njikọ jikọtara ọnụ, na-eme ka nkwụsi ike nke okpomọkụ dịkwuo mma. Ọ bụrụ na ọnụ ọgụgụ ahụ adịghị mma, ọ nwere ike iduga ọgwụgwọ ezughị ezu, na otu ndị na-emeghị ihe ọ bụla fọdụrụnụ, si otú a na-ebelata nkwụsi ike nke okpomọkụ ma na-emetụta arụmọrụ ọkụ ọkụ nke LED.
2. Oke Filler: Mgbakwunye nke ihe ndị na-eme ihe na-ekpo ọkụ dị ka aluminom oxide nwere ike imeziwanye conductivity thermal nke resin epoxy. Ka oke njupụta na-abawanye, conductivity thermal ji nwayọọ nwayọọ na-abawanye. Otú ọ dị, mgbe oke njupụta dị elu, ọ ga-eduga na mmiri na-adịghị mma nke resin epoxy, nke na-adịghị akwado mmejuputa usoro ntinye, ma nwee ike imetụta ihe ndị ọzọ. Ya mere, ọ dị mkpa ịhọrọ nha nha kwesịrị ekwesị iji nweta mmetụta nkwụsị ọkụ kachasị mma.
3. Oke mgbakwunye: Mgbakwunye nke ndị na-ejikọta ọnụ nwere ike ime ka ike njikọ dị n'etiti epoxy resin na onye na-emepụta ihe na-eme ka ọ dịkwuo mma. Ụfọdụ ihe mgbakwunye nwere ike inwe mmetụta na ọnụọgụ mgbasawanye ọkụ nke resin epoxy, si otú a na-emetụta nkwụsi ike nke LED na ọnọdụ okpomọkụ dị iche iche.

 

Mmetụta na arụrụ ọrụ igwe

1. Oke nke Epoxy Resin Matrix na Agent Curing: Mgbe oke kwesịrị ekwesị, ngwaahịa a gwọrọ nwere nnukwu ike, ike, na ike. Ọ bụrụ na e nwere nnukwu epoxy resin matrix, ngwaahịa a gwọrọ nwere ike ịdị nro na enweghị ike zuru oke; ebe ọ bụrụ na e nwere ọtụtụ ihe na-agwọ ọrịa, ngwaahịa a gwọrọ nwere ike ịkewa oke ma belata ike.
2. Oke Filler: Ọnụ ego ndochi kwesịrị ekwesị nwere ike ime ka ike sie ike ma na-eyi nkwụsi ike nke resin epoxy, mana oke ihe ndochi ga-ebelata ike nke resin epoxy ma mee ka ọ na-agbawa. Dịka ọmụmaatụ, mgbakwunye nke silica filler nwere ike ime ka ike nke resin epoxy dịkwuo ike, ma mgbe oke njupụta dị oke elu, nrịkasị nke ihe ahụ na-abawanye, ọ na-adịkwa mfe imebi mgbe a na-etinye ya na mpụga.
3. Oke mgbakwunye: Ndị na-ejikọta ọnụ nwere ike ịkwalite ike njikọ ihu n'etiti epoxy resin na filler, si otú ahụ na-emeziwanye ihe eji arụ ọrụ nke ihe mejupụtara. Mmetụta nke mgbakwunye dị ka leveling mmadụ na n'ibu Njirimara bụ dịtụ obere, ma ọ bụrụ na-eji na-ekwesịghị ekwesị, ọ nwere ike imetụta na-agwọ ọrịa àgwà nke epoxy resin ma si otú na-emetụta n'ibu Njirimara.

mmechi

Ihe ndị bụ isi nke resin epoxy ejiri mee ihe LED encapsulation na-agụnye epoxy resin matrix, ọgwụgwọ gị n'ụlọnga, filler, na mgbakwunye, wdg Onye ọ bụla akụrụngwa nwere dị iche iche e ji mara, na ha na-emekọ ihe na onye ọ bụla ọzọ ijikọ ọnụ chọpụta arụmọrụ nke epoxy resin. Akụkụ akụkụ dị iche iche nwere mmetụta dị ukwuu na mmetụta encapsulation LED n'ihe gbasara arụmọrụ anya, arụmọrụ ọkụ, na arụ ọrụ igwe. Iji nweta mmetụta mkpuchi mkpuchi kachasị mma, ọ dị mkpa ijikwa n'ụzọ ziri ezi nke akụkụ nke akụkụ ọ bụla nke resin epoxy dị ka ngwa ngwa achọrọ nke LED ma kwalite usoro mkpuchi. N'ọdịnihu, na mmepe nke teknụzụ LED na-aga n'ihu, ihe ndị chọrọ ịrụ ọrụ maka ihe mkpuchi resin epoxy ga-aga n'ihu na-abawanye. Nnyocha ọzọ miri emi na akụrụngwa na njirimara nke resin epoxy yana mmetụta nke akụkụ akụkụ na mmetụta encapsulation dị oke mkpa maka ịkwalite mmepe nke ụlọ ọrụ LED. N'otu oge ahụ, mmepe nke ọhụrụ epoxy resin encapsulation ihe na njikarịcha nke arụmọrụ nke ihe ndị dị adị bụkwa otu n'ime ntụziaka nyocha n'ọdịnihu.