Kev sib piv kev soj ntsuam ntawm rwb thaiv tsev, Transmittance, thiab Temperature Resistance ntawm Epoxy Resin nyob rau hauv LED Encapsulation

 

Hauv thaj chaw ntawm LED (Lub Teeb Emitting Diode) encapsulation, kev ua haujlwm ntawm cov ntaub ntawv encapsulation plays lub luag haujlwm tseem ceeb hauv kev ua haujlwm tag nrho thiab kev pabcuam lub neej ntawm LEDs. Epoxy resin, raws li ib txwm siv LED encapsulation cov khoom siv, muaj kev ua yeeb yam tshwj xeeb hauv cov khoom xws li rwb thaiv tsev, kev xa tawm, thiab kub tsis kam. Piv nrog rau lwm cov ntaub ntawv encapsulation, epoxy resin muaj ob qho tib si nws qhov zoo thiab qee qhov tsis zoo. Kev nkag siab zoo ntawm cov yam ntxwv no yog qhov tseem ceeb rau kev ua kom zoo ntawm LED encapsulation technology thiab txhim kho cov khoom zoo ntawm LED.

Txheej txheem cej luam ntawm LED Encapsulation Materials

LED encapsulation yog cov txheej txheem tseem ceeb uas cais cov LED nti los ntawm ib puag ncig sab nraud thaum ua kom ntseeg tau tias cov nti tuaj yeem ua haujlwm ruaj khov thiab tawm teeb pom kev zoo. Cov ntaub ntawv encapsulation tsis tsuas yog yuav tsum tau tiv thaiv cov nti los ntawm kev puas tsuaj rau lub cev thiab kev yaig ib puag ncig, tab sis kuj tseem muaj cov hluav taws xob zoo, qhov pom kev pom tseeb, thermal stability, thiab lwm yam khoom. Feem ntau LED encapsulation Cov ntaub ntawv muaj xws li epoxy resin, silicone roj hmab, polyimide, thiab lwm yam., thiab txhua yam khoom muaj nws cov yam ntxwv ua tau zoo thiab daim ntawv thov scenarios.

 

Rwb thaiv tsev Performance of Epoxy Resin

Rwb thaiv tsev Principple ntawm Epoxy Resin

Epoxy resin yog thermosetting polymer, thiab nws cov qauv molecular muaj ntau pawg polar, xws li hydroxyl pawg thiab ether bonds. Cov pawg polar no hla kev sib txuas nrog ib leeg thaum lub sijhawm kho kom tsim tau ib qho kev sib txuas ntawm peb sab, muab cov epoxy resin nrog cov rwb thaiv tsev zoo. Nyob rau hauv qhov kev txiav txim ntawm ib qho hluav taws xob teb, ion kev txav mus los hauv epoxy resin yog qhov tsawg, uas tuaj yeem tiv thaiv kev ua haujlwm tam sim no thiab ua tiav cov hluav taws xob rwb thaiv tsev.

Kev sib piv ntawm rwb thaiv tsev kev ua tau zoo nrog lwm cov ntaub ntawv

1. Piv nrog Silicone Roj Hmab: Silicone roj hmab kuj yog ib qho khoom siv LED encapsulation, uas muaj qhov yooj yim thiab huab cua tsis kam. Txawm li cas los xij, nyob rau hauv cov nqe lus ntawm rwb thaiv tsev kev ua tau zoo, epoxy resin feem ntau yog superior rau silicone roj hmab. Epoxy resin muaj qhov ntim siab thiab qhov chaw tiv taus, uas tuaj yeem muab cov rwb thaiv tsev hluav taws xob zoo dua. Cov qauv molecular ntawm silicone roj hmab yog qhov xoob, thiab cov ion kev txav mus los yog qhov siab. Nyob rau hauv ib puag ncig high-humidity, nws cov rwb thaiv tsev kev ua haujlwm yuav poob qis.
2. Piv nrog Polyimide: Polyimide yog cov khoom siv polymer ua haujlwm siab nrog kev kub siab ua haujlwm zoo thiab cov khoom siv kho tshuab. Nyob rau hauv cov nqe lus ntawm rwb thaiv tsev kev ua tau zoo, ob qho tib si polyimide thiab epoxy resin muaj cov rwb thaiv tsev siab, tab sis polyimide muaj qhov qis dielectric tas li thiab muaj hluav taws xob zoo dua nyob rau hauv high-frequency circuits. Txawm li cas los xij, kev siv thev naus laus zis ntawm polyimide yog qhov nyuaj, thiab tus nqi siab, uas txwv nws txoj kev siv dav hauv LED encapsulation.

Qhov zoo thiab qhov tsis zoo ntawm kev ua haujlwm rwb thaiv tsev ntawm Epoxy Resin

1. zoo: Lub rwb thaiv tsev kev ua tau zoo ntawm epoxy resin yog ruaj khov thiab muaj peev xwm tswj tau cov rwb thaiv tsev zoo nyob rau hauv ib puag ncig sib txawv. Lub plhaub tawv tsim tom qab nws kho tau zoo tuaj yeem tiv thaiv LED nti los ntawm kev hem thawj ntawm hluav taws xob tawg, txhim kho kev ntseeg tau thiab kev nyab xeeb ntawm LEDs.
2. tsis zoo: Nyob rau hauv ib puag ncig huab cua xws li kub thiab av noo siab, kev rwb thaiv tsev ntawm epoxy resin tuaj yeem cuam tshuam rau qee yam. Thaum raug rau cov cheeb tsam no ntev ntev, epoxy resin tuaj yeem raug hydrolysis thiab kev laus, ua rau txo qis hauv rwb thaiv tsev.

 

Transmittance Performance ntawm Epoxy Resin

Transmittance Txoj Cai ntawm Epoxy Resin

Epoxy resin muaj pob tshab siab thiab tuaj yeem tso cai rau lub teeb hla. Cov tshuaj bonds nyob rau hauv nws cov qauv molecular muaj me ntsis nqus thiab tawg ntawm lub teeb pom kev, ua kom lub teeb mus rau hauv epoxy resin. Tsis tas li ntawd, lub refractive Performance index ntawm epoxy resin sib tw ntawm LED nti thiab huab cua, uas tuaj yeem txo qhov kev xav thiab kev cuam tshuam ntawm lub teeb ntawm lub interface thiab txhim kho lub teeb extraction efficiency.

Kev sib piv ntawm Transmittance Performance nrog rau lwm yam ntaub ntawv

1. Piv nrog Silicone Roj Hmab: Cov kev sib kis ntawm silicone roj hmab kuj zoo, tab sis nws cov refractive index yog tsawg, thiab nws refractive Performance index txuam nrog LED nti tsis zoo li ntawm epoxy resin. Qhov no tuaj yeem ua rau muaj kev cuam tshuam loj thiab qhov cuam tshuam tsis zoo ntawm lub teeb ntawm qhov sib cuam tshuam ntawm silicone roj hmab thiab cov nti, txo cov teeb pom kev zoo. Tsis tas li ntawd, cov roj hmab silicone tuaj yeem tig daj thaum siv mus ntev, cuam tshuam rau nws txoj kev xa tawm.
2. Piv nrog Polycarbonate: Polycarbonate yog pob tshab engineering yas nrog cov khoom siv kho qhov muag zoo thiab cov khoom siv kho qhov muag. Txawm li cas los xij, lub teeb xa hluav taws xob ntawm polycarbonate yog me ntsis qis dua li ntawm epoxy resin, thiab nws yooj yim rau deformation thiab kev laus ntawm qhov kub thiab txias, cuam tshuam rau kev ruaj ntseg ntawm nws txoj kev sib kis.

Qhov zoo thiab qhov tsis zoo ntawm kev xa tawm kev ua haujlwm ntawm Epoxy Resin

1. zoo: Epoxy resin muaj lub teeb pom kev zoo, uas tuaj yeem txhim kho lub teeb pom kev zoo ntawm LEDs. Nws qhov zoo refractive Performance index sib piv txo lub teeb poob, ua kom lub LED kom tawm lub teeb ci dua. Tsis tas li ntawd, epoxy resin muaj kev tiv thaiv zoo rau yellowing thiab muaj peev xwm tswj tau qhov kev sib kis tau zoo rau lub sijhawm ntev.
2. tsis zoo: Thaum lub sij hawm kho cov txheej txheem ntawm epoxy resin, cov npuas me me thiab cov impurities yuav raug tsim tawm, thiab cov teeb meem no yuav cuam tshuam rau nws txoj kev xa tawm. Tsis tas li ntawd, lub hardness ntawm epoxy resin yog qhov siab, thiab nws yog qhov yooj yim rau tawg thaum raug rau sab nraud, ua rau lub teeb to thiab poob.

 

Temperature Resistance Performance ntawm Epoxy Resin

Temperature Resistance Txoj Cai ntawm Epoxy Resin

Qhov kub tsis kam ua haujlwm ntawm epoxy resin feem ntau yog nyob ntawm nws cov qauv molecular thiab hom curing agent. Cov txheej txheem peb-dimensional network tsim thaum lub sijhawm kho cov txheej txheem ntawm epoxy resin muaj kev ruaj ntseg siab thiab tuaj yeem tiv thaiv kev tawg thiab deformation ntawm cov saw hlau molecular ntawm qhov kub thiab txias. Cov tshuaj tua kab sib txawv yuav cuam tshuam rau qhov sib txuas ntawm qhov sib txuas thiab iav hloov pauv kub ntawm epoxy resin, yog li cuam tshuam rau nws qhov kub thiab txias ua haujlwm.

Kev sib piv ntawm qhov kub thiab txias ua haujlwm nrog lwm yam khoom siv

1. Piv nrog Silicone Roj Hmab: Silicone roj hmab muaj qhov kub thiab txias ua haujlwm tau zoo thiab tuaj yeem tswj tau nws qhov yooj yim thiab elasticity nyob rau hauv ntau qhov kub thiab txias. Txawm li cas los xij, qhov ua tau zoo ntawm qhov kub thiab txias ntawm silicone roj hmab yog qhov tsawg, thiab nws yooj yim rau decomposition thiab aging ntawm qhov kub thiab txias. Kev kub siab ua haujlwm ntawm epoxy resin yog qhov zoo dua, thiab nws tuaj yeem tswj hwm nws cov khoom siv hluav taws xob thiab hluav taws xob ntawm qhov kub siab dua.
2. Piv nrog Polyimide: Polyimide yog cov khoom siv nrog kev ua haujlwm siab kub ua haujlwm, thiab nws cov iav hloov pauv kub thiab thermal decomposition kub siab heev. Nyob rau hauv ib puag ncig kub kub, kev ua haujlwm ruaj khov ntawm polyimide zoo dua li ntawm epoxy resin. Txawm li cas los xij, tus nqi ntawm polyimide yog siab, thiab kev siv thev naus laus zis yog qhov nyuaj, uas txwv nws txoj kev siv dav hauv LED encapsulation.

Qhov zoo thiab qhov tsis zoo ntawm qhov kub thiab txias ua haujlwm ntawm Epoxy Resin

1. zoo: Epoxy resin muaj qhov kub thiab txias ua haujlwm nyob rau hauv qhov kub thiab txias thiab tuaj yeem ua tau raws li qhov xav tau ntawm cov ntawv thov LED feem ntau. Lub plhaub tawv tsim tom qab nws kho tau zoo tuaj yeem tiv thaiv LED nti los ntawm kev cuam tshuam ntawm qhov kub thiab txias, txhim kho kev ntseeg tau thiab kev pab cuam lub neej ntawm LEDs.
2. tsis zoo: Qhov kub tsis kam ua haujlwm ntawm epoxy resin yog txwv. Thaum qhov kub thiab txias, nws tuaj yeem muag thiab deform, ua rau txo qis hauv nws cov khoom siv hluav taws xob thiab hluav taws xob. Tsis tas li ntawd, epoxy resin yog nquag oxidation thiab kev laus ntawm qhov kub thiab txias, cuam tshuam rau nws lub neej kev pab cuam.

xaus

Nyob rau hauv xaus, raws li ib tug nquag siv LED encapsulation Cov khoom siv, epoxy resin muaj qee qhov zoo hauv kev rwb thaiv tsev, kev xa tawm, thiab kub tsis kam. Piv nrog rau lwm cov ntaub ntawv encapsulation, epoxy resin muaj cov rwb thaiv tsev siab, lub teeb xa hluav taws xob zoo, thiab qee qhov kev ua haujlwm kub, uas tuaj yeem ua tau raws li cov kev xav tau ntawm cov ntawv thov LED feem ntau. Txawm li cas los xij, epoxy resin kuj muaj qee qhov tsis zoo, xws li kev poob qis hauv kev ua haujlwm rwb thaiv tsev hauv qhov chaw huab cua, qhov ua tau ntawm qhov tsis xws luag thaum lub sijhawm kho uas cuam tshuam rau kev xa tawm, thiab kev ua haujlwm kub tsis kam.

Txhawm rau txhawm rau txhim kho kev ua tau zoo thiab kev ntseeg siab ntawm LEDs, nws yog ib qho tsim nyog yuav tsum tsis tu ncua txhim kho kev ua haujlwm ntawm epoxy resin thiab txheej txheem encapsulation. Piv txwv li, qhov sib ntxiv ntawm cov khoom siv tshwj xeeb tuaj yeem siv los txhim kho qhov kub thiab txias kev ua haujlwm ntawm epoxy resin; Cov txheej txheem encapsulation tuaj yeem ua kom zoo kom txo tau qhov tsis xws luag tsim thaum lub sijhawm kho thiab txhim kho kev xa tawm ntawm epoxy resin. Nyob rau tib lub sijhawm, nws tseem tuaj yeem tshawb nrhiav lwm cov ntaub ntawv encapsulation tshiab, xws li nanocomposites, kom ua tau raws li cov kev xav tau ntawm LEDs hauv cov ntawv thov sib txawv.

Nrog rau kev txhim kho txuas ntxiv ntawm LED thev naus laus zis, cov kev xav tau rau kev ua haujlwm ntawm cov ntaub ntawv encapsulation tseem tau txais ntau dua thiab siab dua. Kev tshawb fawb tob txog cov yam ntxwv ntawm kev ua haujlwm ntawm epoxy resin thiab lwm cov ntaub ntawv encapsulation yog qhov tseem ceeb rau kev txhawb nqa kev nce qib ntawm LED encapsulation technology thiab txhim kho cov khoom zoo ntawm LED.