{"id":9489,"date":"2026-06-04T14:21:34","date_gmt":"2026-06-04T06:21:34","guid":{"rendered":"https:\/\/rysilicone.com\/?p=9489"},"modified":"2026-06-05T14:22:33","modified_gmt":"2026-06-05T06:22:33","slug":"silicone-optical-properties","status":"publish","type":"post","link":"https:\/\/rysilicone.com\/tr\/silicone-optical-properties\/","title":{"rendered":"Silikonun Optik \u00d6zellikleri: \u015eeffafl\u0131k, K\u0131r\u0131lma \u0130ndeksi ve \u00dcretimde \u015eeffafl\u0131\u011f\u0131n Neden Kayd\u0131\u011f\u0131"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Ekipler, &quot;optik s\u0131n\u0131f silikonu&quot; t\u0131pk\u0131 bir veri sayfas\u0131ndan berrakl\u0131k de\u011feri sat\u0131n al\u0131r gibi sat\u0131n al\u0131yorlar. 91%&#039;nin \u00fczerinde ge\u00e7irgenlik, su berrakl\u0131\u011f\u0131, tamam. \u0130lk kal\u0131planm\u0131\u015f parti, tezgah \u0131\u015f\u0131\u011f\u0131 alt\u0131nda m\u00fckemmel g\u00f6r\u00fcn\u00fcyor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sonra bulan\u0131kl\u0131k ortaya \u00e7\u0131k\u0131yor. Bir parti, presin bir b\u00f6lmesinde hafif bulan\u0131k olarak \u00e7\u0131k\u0131yor. Gelen kontrolde su gibi berrak olan bir LED kaps\u00fclleme malzemesi, birle\u015fim s\u0131cakl\u0131\u011f\u0131nda 2000 saat sonra hafif sar\u0131ms\u0131 bir renk al\u0131yor. Malzeme sertifikas\u0131nda hi\u00e7bir \u015fey de\u011fi\u015fmedi. Berrakl\u0131k, re\u00e7inenin sabit bir \u00f6zelli\u011fi de\u011fildi; par\u00e7an\u0131n nas\u0131l k\u00fcrlendi\u011fi, temiz tutuldu\u011fu ve ya\u015fland\u0131r\u0131ld\u0131\u011f\u0131na ba\u011fl\u0131 bir sonu\u00e7tu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Optik s\u0131n\u0131f\u0131 silikon, &gt;91% \u0131\u015f\u0131k ge\u00e7irgenli\u011fi ve 1,40\u20131,55 aras\u0131nda ayarlanabilir k\u0131r\u0131lma indisi sunar ve en \u00f6nemli avantaj\u0131 fototermal kararl\u0131l\u0131\u011f\u0131d\u0131r; epoksi ve polikarbonat\u0131n \u0131s\u0131 ve mavi\/UV \u0131\u015f\u0131\u011f\u0131 alt\u0131nda bozuldu\u011fu sararmaya kar\u015f\u0131 diren\u00e7lidir. Ancak bu netlik bir i\u015flem sonucudur. Kirlenme, k\u00fcrleme tamamlanmas\u0131, kal\u0131p y\u00fczeyi ve hava hapsi, veri sayfas\u0131ndaki de\u011ferleri ger\u00e7ekten elde edip edemeyece\u011finizi belirler ve termal ya\u015flanma da bu de\u011ferleri koruyup koruyamayaca\u011f\u0131n\u0131z\u0131 belirler.<\/strong> \u0130\u015fte burada, tart\u0131\u015fma ortam\u0131nda a\u00e7\u0131kl\u0131k kazan\u0131l\u0131r veya kaybedilir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Y\u00f6netici \u00d6zeti<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Netlik, sat\u0131n al\u0131nabilecek bir not de\u011fil, bir s\u00fcrecin sonucudur.<\/strong> Ayn\u0131 optik LSR, k\u00fcrleme zehirlenmesine, gaz gidermeye ve tak\u0131m y\u00fczeyine ba\u011fl\u0131 olarak berrak veya bulan\u0131k par\u00e7alar \u00fcretir; re\u00e7ine tavan\u0131 belirler, i\u015flem sonucu belirler.<\/li>\n\n\n\n<li><strong>Silikonun ger\u00e7ek optik \u00fcst\u00fcnl\u00fc\u011f\u00fc, en y\u00fcksek netlik de\u011fil, zamand\u0131r.<\/strong> \u0130lk g\u00fcnk\u00fc ge\u00e7irgenlik, t\u00fcm kaps\u00fclleme malzemelerinde benzerdir; farkl\u0131l\u0131k, binlerce saatlik \u0131s\u0131 ve mavi \u0131\u015f\u0131ktan sonra ortaya \u00e7\u0131kar; silikon ge\u00e7irgenli\u011fini korurken, epoksi\/PC sar\u0131 renkte kal\u0131r.<\/li>\n\n\n\n<li><strong>K\u0131r\u0131lma indisi sadece bir teknik \u00f6zellik de\u011fil, ayn\u0131 zamanda bir tasar\u0131m unsurudur.<\/strong> Fenil i\u00e7eri\u011fi k\u0131r\u0131lma indisini ~1,41&#039;den 1,55+&#039;a \u00e7\u0131kar\u0131r; bunu LED \u00e7ipi ve fosforla e\u015fle\u015ftirmek, aksi takdirde kaybedece\u011finiz \u0131\u015f\u0131k \u00e7\u0131karma verimlili\u011fini geri kazanman\u0131n yoludur.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bu optik \u00f6d\u00fcnle\u015fmelerin ard\u0131ndaki daha geni\u015f malzeme \u00f6zelli\u011fi ba\u011flam\u0131 i\u00e7in, bak\u0131n\u0131z: <a href=\"https:\/\/rysilicone.com\/tr\/properties-of-silicone\/\" target=\"_blank\" rel=\"noreferrer noopener\">Silikon \u00f6zelliklerine dair kapsaml\u0131 k\u0131lavuz<\/a>.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">&quot;Optik Kalite&quot; Size Ger\u00e7ekte Ne Kazand\u0131r\u0131yor?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Optik kalite, her biri farkl\u0131 \u015fekilde \u00f6l\u00e7\u00fclen ve \u00fcretimde farkl\u0131 \u015fekillerde kaybolan bir dizi \u00f6zelli\u011fin k\u00fcmesidir. Daha geni\u015f bir \u00e7er\u00e7eve i\u00e7inde yer al\u0131r. <a href=\"https:\/\/rysilicone.com\/tr\/silicone-physical-properties\/\" target=\"_blank\" rel=\"noreferrer noopener\">silikonun fiziksel \u00f6zellikleri<\/a> Tart\u0131\u015fma konusu olsa da, optik par\u00e7alar k\u00fc\u00e7\u00fck i\u015flem hatalar\u0131n\u0131 \u00e7o\u011fu kal\u0131planm\u0131\u015f bile\u015fenden daha belirgin bir \u015fekilde cezaland\u0131r\u0131r.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-grade-silicone-property-metrics-infographic.jpg\" alt=\"\" class=\"wp-image-16382\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-grade-silicone-property-metrics-infographic.jpg 800w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-grade-silicone-property-metrics-infographic-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-grade-silicone-property-metrics-infographic-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-grade-silicone-property-metrics-infographic-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-grade-silicone-property-metrics-infographic-600x338.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Optik s\u0131n\u0131f\u0131 silikon \u00f6zellik \u00f6l\u00e7\u00fcmleri bilgi grafi\u011fi<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Refractive-index-matching-in-LED-encapsulation-diagram-2.jpg\" alt=\"\" class=\"wp-image-16384\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Refractive-index-matching-in-LED-encapsulation-diagram-2.jpg 800w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Refractive-index-matching-in-LED-encapsulation-diagram-2-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Refractive-index-matching-in-LED-encapsulation-diagram-2-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Refractive-index-matching-in-LED-encapsulation-diagram-2-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Refractive-index-matching-in-LED-encapsulation-diagram-2-600x338.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>LED kaps\u00fclleme diyagram\u0131nda k\u0131r\u0131lma indisi e\u015fle\u015fmesi<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th><strong>M\u00fclk<\/strong><\/th><th><strong>Optik s\u0131n\u0131f\u0131 \u00fcr\u00fcn yelpazesi<\/strong><\/th><th><strong>Test y\u00f6ntemi<\/strong><\/th><th><strong>Neden \u00f6nemli?<\/strong><\/th><\/tr><\/thead><tbody><tr><td>I\u015f\u0131k ge\u00e7irgenli\u011fi<\/td><td>&gt;91% (g\u00f6r\u00fcn\u00fcr bant)<\/td><td><a href=\"https:\/\/www.astm.org\/d1003-21.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D1003<\/a><\/td><td>Par\u00e7adan ge\u00e7en toplam \u0131\u015f\u0131k<\/td><\/tr><tr><td>Pus<\/td><td>&lt;1\u20132%<\/td><td>ASTM D1003<\/td><td>Da\u011f\u0131t\u0131n; m\u00fclkteki kirlilik \u00f6nce \u00f6ld\u00fcr\u00fcr.<\/td><\/tr><tr><td>K\u0131r\u0131lma indisi<\/td><td>1.40\u20131.55<\/td><td><a href=\"https:\/\/www.astm.org\/standards\/d542\" target=\"_blank\" rel=\"noreferrer noopener sponsored\">ASTM D542<\/a><\/td><td>I\u015f\u0131k ekstraksiyonu \/ RI e\u015fle\u015ftirme<\/td><\/tr><tr><td>Sararma indeksi<\/td><td>D\u00fc\u015f\u00fck, ya\u015flanmaya kar\u015f\u0131 istikrarl\u0131<\/td><td>ASTM E313 \/ D1925<\/td><td>Zamanla \u0131s\u0131 ve UV \u0131\u015f\u0131nlar\u0131na maruz kalma sonucu renk de\u011fi\u015fimi<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Ge\u00e7irgenlik ve k\u0131r\u0131lma indisi kimyadan kaynaklan\u0131r: dimetil silikonlar d\u00fc\u015f\u00fck k\u0131r\u0131lma indisi ucunda yer al\u0131rken, fenil gruplar\u0131 hem k\u0131r\u0131lma indisini y\u00fckseltir hem de optik form\u00fclasyonlarda y\u00fcksek s\u0131cakl\u0131k aral\u0131\u011f\u0131nda \u015feffafl\u0131\u011f\u0131 korur. \u00d6te yandan, bulan\u0131kl\u0131k ve sararma indeksi, i\u015flem ve kullan\u0131m \u00f6mr\u00fcn\u00fcn as\u0131l belirleyici oldu\u011fu noktalard\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">K\u0131r\u0131lma \u0130ndeksi Bir Form\u00fclasyon Kald\u0131ra\u00e7\u0131d\u0131r<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Optik \u00f6zelliklerden al\u0131c\u0131lar\u0131n en s\u0131k sabit olarak de\u011ferlendirdi\u011fi ancak asl\u0131nda bir ara\u00e7 olan k\u0131r\u0131lma indisi, standart dimetil silikonun yakla\u015f\u0131k 1,41 de\u011ferinde oldu\u011fu bir \u00f6zelliktir. Fenil i\u00e7eri\u011finin eklenmesiyle bu de\u011fer 1,50, 1,54 ve daha y\u00fcksek seviyelere \u00e7\u0131kar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Bu aral\u0131\u011f\u0131n var olmas\u0131n\u0131n bir nedeni var. LED kaps\u00fcllemesinde, y\u00fcksek k\u0131r\u0131lma indisine sahip bir yar\u0131 iletken \u00e7ipten \u00e7\u0131kan \u0131\u015f\u0131k, k\u0131r\u0131lma indisinin keskin bir \u015fekilde d\u00fc\u015ft\u00fc\u011f\u00fc her aray\u00fczde verimlili\u011fini kaybeder; optik modelleme \u00e7al\u0131\u015fmalar\u0131 da bunu ele almaktad\u0131r. <a href=\"https:\/\/opg.optica.org\/fulltext.cfm?uri=oe-19-S5-A1135\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">kaps\u00fclleme k\u0131r\u0131lma indisi, do\u011frudan \u0131\u015f\u0131k \u00e7\u0131karma de\u011fi\u015fkeni olarak<\/a>. Daha y\u00fcksek k\u0131r\u0131lma indisine sahip fenil silikon, bu uyumsuzlu\u011fu azalt\u0131r ve paketten daha fazla \u0131\u015f\u0131k \u00e7\u0131kar\u0131r. Bunun kar\u015f\u0131l\u0131\u011f\u0131nda maliyet ve form\u00fclasyon karma\u015f\u0131kl\u0131\u011f\u0131 artar ve y\u00fcksek fenil i\u00e7erikli silikonlar k\u00fcrlenme ve ya\u015flanmada farkl\u0131 davran\u0131r, bu nedenle k\u0131r\u0131lma indisi s\u0131n\u0131rs\u0131z bir ayar de\u011fildir. Bu dengenin form\u00fclasyon taraf\u0131 i\u00e7in, katk\u0131 maddelerinin ve i\u015flemenin nas\u0131l kullan\u0131labilece\u011fine bak\u0131n. <a href=\"https:\/\/rysilicone.com\/tr\/modifying-silicone-properties-with-additives-and-processing\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">silikon \u00f6zelliklerini de\u011fi\u015ftirmek<\/a>. Ancak, k\u0131r\u0131lma indisi hedefi belirtmeden &quot;\u015feffaf silikon&quot; ifadesini kullanmak, uygulaman\u0131n \u00f6deme yapt\u0131\u011f\u0131 \u0131\u015f\u0131k emme performans\u0131n\u0131 g\u00f6z ard\u0131 etmek anlam\u0131na gelir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Netli\u011fin Kazan\u0131ld\u0131\u011f\u0131 veya Kaybedildi\u011fi Yer: S\u00fcre\u00e7<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Bu, kal\u0131plama s\u0131ras\u0131nda meydana geldi\u011fi i\u00e7in teknik veri sayfalar\u0131nda yer almayan bir k\u0131s\u0131md\u0131r. Optik silikon al\u0131\u015f\u0131lmad\u0131k derecede hassast\u0131r ve \u00e7o\u011fu \u015feffafl\u0131k kusuru d\u00f6rt i\u015flem noktas\u0131ndan kaynaklan\u0131r.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-clarity-process-control-diagram.jpg\" alt=\"\" class=\"wp-image-16380\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-clarity-process-control-diagram.jpg 800w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-clarity-process-control-diagram-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-clarity-process-control-diagram-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-clarity-process-control-diagram-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-clarity-process-control-diagram-600x338.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Optik silikon \u015feffafl\u0131k proses kontrol diyagram\u0131<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Platin-\u0130yile\u015ftirici Zehirlenme<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Optik silikon platinle k\u00fcrlenir; peroksit sistemleri yan \u00fcr\u00fcnler ve renk b\u0131rakt\u0131\u011f\u0131 i\u00e7in bu gereklidir. Platin kataliz\u00f6rleri aminler, k\u00fck\u00fcrt, kalay (yo\u011fu\u015fma k\u00fcrlemeli silikon kal\u0131nt\u0131s\u0131 dahil) ve baz\u0131 plastikler ve yap\u0131\u015ft\u0131r\u0131c\u0131lar taraf\u0131ndan zehirlenir. Zehirlenmi\u015f bir k\u00fcrleme, yap\u0131\u015fkan, bulan\u0131k bir y\u00fczey veya k\u00fcrlenmemi\u015f bir tabaka b\u0131rak\u0131r. Bu, en yayg\u0131n optik kusurdur ve genellikle re\u00e7ineden de\u011fil, \u00fcretim a\u015famas\u0131ndaki kirlenmeden kaynaklan\u0131r - bir eldiven, bir ay\u0131r\u0131c\u0131 madde, ayn\u0131 alet \u00fczerinde daha \u00f6nce yap\u0131lan bir i\u015flem. Ayr\u0131ca, gelen malzemenin sertifikas\u0131 temiz oldu\u011fu i\u00e7in, sonradan te\u015fhis edilmesi en zor olan\u0131d\u0131r.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Platinum-cure-poisoning-causes-optical-silicone-haze.jpg\" alt=\"\" class=\"wp-image-16383\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Platinum-cure-poisoning-causes-optical-silicone-haze.jpg 800w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Platinum-cure-poisoning-causes-optical-silicone-haze-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Platinum-cure-poisoning-causes-optical-silicone-haze-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Platinum-cure-poisoning-causes-optical-silicone-haze-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Platinum-cure-poisoning-causes-optical-silicone-haze-600x338.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Platin k\u00fcrleme zehirlenmesi optik silikon bulan\u0131kl\u0131\u011f\u0131na neden olur.<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Hava Hapsedilmesi ve Gaz Giderilmesi<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Kabarc\u0131klar ve mikro bo\u015fluklar \u0131\u015f\u0131\u011f\u0131 da\u011f\u0131t\u0131r ve do\u011frudan pus veya g\u00f6r\u00fcn\u00fcr kusurlar olarak alg\u0131lan\u0131r. Optik kal\u0131plama, malzemenin vakumla gazdan ar\u0131nd\u0131r\u0131lmas\u0131n\u0131 ve genellikle vakum destekli bir kal\u0131b\u0131 gerektirir; enjeksiyon profili ve havaland\u0131rma, hapsolmu\u015f havan\u0131n kal\u0131n bir lens b\u00f6l\u00fcm\u00fcnde g\u00f6r\u00fcn\u00fcp g\u00f6r\u00fcnmeyece\u011fini belirler.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Kal\u0131p Y\u00fczey Kaplamas\u0131<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Optik bir par\u00e7a, ancak onu olu\u015fturan kal\u0131b\u0131n netli\u011fi kadar net olabilir. Aletin cilal\u0131, optik kalitede bir y\u00fczeye (SPI A seviyesi veya daha iyisi) sahip olmas\u0131 gerekir ve herhangi bir \u00e7izik, alet izi veya a\u015f\u0131nma, par\u00e7an\u0131n y\u00fczeyine 1:1 oran\u0131nda da\u011f\u0131l\u0131m olarak aktar\u0131l\u0131r. Alet bak\u0131m\u0131, sadece kozmetik bir \u00f6zellik de\u011fil, optik bir \u00f6zelliktir.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">K\u00fcrleme Tamamlanmas\u0131 ve Termal Ge\u00e7mi\u015f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Yetersiz k\u00fcrleme, kal\u0131nt\u0131 bulan\u0131kl\u0131k ve y\u00fczey yap\u0131\u015fkanl\u0131\u011f\u0131 b\u0131rak\u0131r; a\u015f\u0131r\u0131 k\u00fcrleme veya kal\u0131n kesitlerde d\u00fczensiz \u0131s\u0131tma, gerilime ve renge neden olabilir. Kal\u0131n optik kesitler do\u011frusal olmayan bir \u015fekilde k\u00fcrlenir; d\u0131\u015f k\u0131s\u0131m i\u00e7 k\u0131s\u0131mdan \u00f6nce vulkanize olur ve tespit noktas\u0131, y\u00fczey incelemesi de\u011fil, kesit al\u0131nm\u0131\u015f bir par\u00e7ada ge\u00e7irgenlik\/bulan\u0131kl\u0131k kontrol\u00fcd\u00fcr. Terminoloji net de\u011filse, bu k\u0131lavuz a\u00e7\u0131klamaktad\u0131r. <a href=\"https:\/\/rysilicone.com\/tr\/curing-vs-vulcanization\/\" target=\"_blank\" rel=\"noreferrer noopener\">Silikonda k\u00fcrleme ve vulkanizasyon aras\u0131ndaki fark<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pratik kontrol d\u00f6ng\u00fcs\u00fc hat \u00fczerindedir: ge\u00e7irgenlik ve pus (<a href=\"https:\/\/www.astm.org\/d1003-21.html\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">ASTM D1003<\/a>(Kontroll\u00fc ayd\u0131nlatma alt\u0131nda \u00f6rneklenen par\u00e7alar \u00fczerinde yap\u0131lan \u00f6l\u00e7\u00fcmler ve k\u00fcrleme kontrol\u00fc de dahil olmak \u00fczere) Bir oyuktaki berrakl\u0131k kaymas\u0131, malzeme sorunundan ziyade kirlenme veya tak\u0131m a\u015f\u0131nmas\u0131n\u0131n erken bir i\u015faretidir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Zamanla Sararma ve Is\u0131l Ya\u015flanma<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Silikonun \u00f6nemi burada ortaya \u00e7\u0131k\u0131yor ve bu, zamana ba\u011fl\u0131 bir \u00f6zellik oldu\u011fundan, s\u0131f\u0131r\u0131nc\u0131 g\u00fcn kar\u015f\u0131la\u015ft\u0131rmas\u0131 bunu gizliyor.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Si\u2013O omurgas\u0131, epoksi ve polikarbonattaki aromatik ve karbonil gruplar\u0131n\u0131n yapt\u0131\u011f\u0131 gibi g\u00f6r\u00fcn\u00fcr veya yak\u0131n ultraviyole \u0131\u015f\u0131nlar\u0131 absorbe etmez. Bu kararl\u0131l\u0131k, a\u015fa\u011f\u0131da ele al\u0131nan ayn\u0131 kimyadan kaynaklanmaktad\u0131r. <a href=\"https:\/\/rysilicone.com\/tr\/chemical-properties-of-silicone\/\" target=\"_blank\" rel=\"noreferrer noopener\">silikonun kimyasal \u00f6zellikleri<\/a>. Y\u00fcksek g\u00fc\u00e7l\u00fc mavi LED alt\u0131nda \u2014 y\u00fcksek ba\u011flant\u0131 s\u0131cakl\u0131\u011f\u0131 ve y\u00fcksek k\u0131sa dalga boylu ak\u0131 \u2014 epoksi kaps\u00fcller y\u00fczlerce ila birka\u00e7 bin saat i\u00e7inde sarar\u0131r ve polikarbonat optikler s\u00fcrekli UV \u0131\u015f\u0131\u011f\u0131 alt\u0131nda bulan\u0131kla\u015f\u0131r ve sarar\u0131r. Optik silikon, ayn\u0131 y\u00fck alt\u0131nda ge\u00e7irgenli\u011fini \u00e7ok daha uzun s\u00fcre korur; a\u00e7\u0131k eri\u015fimli bir \u00e7al\u0131\u015fmada bu durum g\u00f6sterilmi\u015ftir. <a href=\"https:\/\/pmc.ncbi.nlm.nih.gov\/articles\/PMC6117682\/\" target=\"_blank\" rel=\"noreferrer noopener nofollow\">Zorlu ortamlara maruz kalan optik silikon<\/a> UV ve mavi \u0131\u015f\u0131\u011fa maruz kalma alt\u0131nda g\u00fc\u00e7l\u00fc bir stabilite g\u00f6sterirken, \u0131s\u0131\/tuz ko\u015fullar\u0131 daha ciddi bozulmaya neden oldu. Bunu, polimerin daha geni\u015f UV ve hava ko\u015fullar\u0131na dayan\u0131kl\u0131l\u0131k davran\u0131\u015f\u0131yla birle\u015ftirin.<\/p>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Illustrative-aging-curve-comparing-optical-silicone-epoxy-and-polycarbonate-transmittance-retention.jpg\" alt=\"\" class=\"wp-image-16379\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Illustrative-aging-curve-comparing-optical-silicone-epoxy-and-polycarbonate-transmittance-retention.jpg 800w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Illustrative-aging-curve-comparing-optical-silicone-epoxy-and-polycarbonate-transmittance-retention-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Illustrative-aging-curve-comparing-optical-silicone-epoxy-and-polycarbonate-transmittance-retention-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Illustrative-aging-curve-comparing-optical-silicone-epoxy-and-polycarbonate-transmittance-retention-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Illustrative-aging-curve-comparing-optical-silicone-epoxy-and-polycarbonate-transmittance-retention-600x338.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Optik silikon, epoksi ve polikarbonat\u0131n ge\u00e7irgenlik korunumunu kar\u015f\u0131la\u015ft\u0131ran \u00f6rnek ya\u015flanma e\u011frisi.<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Belirtilmesi gereken s\u0131n\u0131r \u015fudur: silikon ba\u011f\u0131\u015f\u0131k de\u011fildir. A\u015f\u0131r\u0131 ba\u011flant\u0131 s\u0131cakl\u0131klar\u0131nda ve fenil i\u00e7eri\u011fine ve katk\u0131 maddelerine ba\u011fl\u0131 olarak, ge\u00e7irgenlik yava\u015f\u00e7a azal\u0131r ve \u00f6nemli olan e\u011fridir \u2014 s\u0131f\u0131r\u0131nc\u0131 saatte ayn\u0131 \u015fekilde okunan iki kaps\u00fclleyici, 3000. saatte birka\u00e7 y\u00fczde ge\u00e7irgenlik ve g\u00f6zle g\u00f6r\u00fcl\u00fcr bir sararma indeksi kadar farkl\u0131l\u0131k g\u00f6sterebilir. Optik olarak \u015feffaf silikon kaps\u00fclleyiciler \u00fczerinde yap\u0131lan s\u0131cakl\u0131k \u00e7al\u0131\u015fmalar\u0131 \u015funu g\u00f6stermektedir: <a href=\"https:\/\/www.photonics.com\/Articles\/How-Temperature-Affects-Silicone-Encapsulants-in\/a29097\" target=\"_blank\" rel=\"noreferrer noopener\">Is\u0131ya maruz kalma, optik ge\u00e7irgenli\u011fi yine de bozabilir.<\/a>, Bu nedenle, tan\u0131mlanm\u0131\u015f bir termal ya\u015fland\u0131rma protokol\u00fcnden sonra korunan ge\u00e7irgenli\u011fi belirtmek, ilk ge\u00e7irgenli\u011fi de\u011fil, kar\u015f\u0131la\u015ft\u0131rman\u0131n tek d\u00fcr\u00fcst yoludur. Bunun termal y\u00f6n\u00fc, do\u011frudan kalitenin \u0131s\u0131 davran\u0131\u015f\u0131yla ba\u011flant\u0131l\u0131d\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Uygulama S\u0131n\u0131rlar\u0131<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Optik ve stabilite kombinasyonunun ger\u00e7ekten fayda sa\u011flad\u0131\u011f\u0131 yerler:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Y\u00fcksek g\u00fc\u00e7l\u00fc LED kaps\u00fclleme ve lensler<\/strong> \u2014 Ba\u011flant\u0131 s\u0131cakl\u0131\u011f\u0131nda k\u0131r\u0131lma indisi e\u015fle\u015fmesi ve sararma direnci<\/li>\n\n\n\n<li><strong>Otomotiv ayd\u0131nlatma opti\u011fi<\/strong> \u2014 Ara\u00e7 kullan\u0131m \u00f6mr\u00fc boyunca s\u00fcrekli UV ve \u0131s\u0131ya dayan\u0131kl\u0131l\u0131k ve netli\u011fin korunmas\u0131 gereklili\u011fi<\/li>\n\n\n\n<li><strong>T\u0131bbi \u0131\u015f\u0131k k\u0131lavuzlar\u0131 ve endoskop opti\u011fi<\/strong> \u2014 \u015feffafl\u0131k, biyouyumluluk ve tekrarlanan sterilizasyon<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"800\" height=\"450\" src=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-application-fit-matrix.jpg\" alt=\"\" class=\"wp-image-16385\" srcset=\"https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-application-fit-matrix.jpg 800w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-application-fit-matrix-300x169.jpg 300w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-application-fit-matrix-768x432.jpg 768w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-application-fit-matrix-18x10.jpg 18w, https:\/\/rysilicone.com\/wp-content\/uploads\/2024\/07\/Optical-silicone-application-fit-matrix-600x338.jpg 600w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><figcaption class=\"wp-element-caption\"><em>Optik silikon uygulama uyum matrisi<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Silikonun yanl\u0131\u015f se\u00e7im oldu\u011fu durumlar: fenil aral\u0131\u011f\u0131n\u0131n \u00f6tesinde \u00e7ok y\u00fcksek k\u0131r\u0131lma indisi gerektiren uygulamalar veya s\u0131k\u0131 odak tolerans\u0131na sahip, boyut olarak hassas, sert bir lens. Silikon bir elastomerdir - esner ve bu da netlikten ba\u011f\u0131ms\u0131z olarak hassas sert optik uygulamalar\u0131nda kullan\u0131lmas\u0131n\u0131 imkans\u0131z k\u0131lar; <a href=\"https:\/\/rysilicone.com\/tr\/silicone-mechanical-properties\/\" target=\"_blank\" rel=\"noreferrer noopener\">silikonun mekanik \u00f6zellikleri<\/a> Bu dengeyi daha ayr\u0131nt\u0131l\u0131 olarak a\u00e7\u0131klayal\u0131m. Bunlarda, temel malzeme olarak cam veya sert bir polimer kullan\u0131l\u0131r, bazen de silikon ikincil bir optik eleman eklenir.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Tak\u0131mlar Bunu Neden Hafife Al\u0131yor?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Hata s\u00fcrekli tekrarlan\u0131yor. Re\u00e7ine veri sayfas\u0131nda berrakl\u0131k sadece bir say\u0131 olarak ele al\u0131n\u0131yor, bu nedenle onu ger\u00e7ekten \u00fcreten i\u015flem de\u011fi\u015fkenleri (k\u00fcrleme zehirlenmesi, gaz giderme, kal\u0131p y\u00fczeyinin d\u00fczeltilmesi) par\u00e7a spesifikasyonuna veya tedarik\u00e7i g\u00f6r\u00fc\u015fmesine asla dahil edilmiyor. Bulan\u0131k veya yap\u0131\u015fkan bir parti ortaya \u00e7\u0131kt\u0131\u011f\u0131nda, i\u00e7g\u00fcd\u00fcsel olarak malzemeyi su\u00e7luyoruz, oysa neden neredeyse her zaman kirlenme veya kal\u0131plama i\u015flemidir.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0130kinci hata ise, bir kaps\u00fclleme malzemesini s\u0131f\u0131r\u0131nc\u0131 g\u00fcn ge\u00e7irgenli\u011fine g\u00f6re de\u011ferlendirmektir. Optik silikonun epoksiye g\u00f6re tercih edilmesinin as\u0131l sebebi, ya\u015flanma e\u011frisidir ve bu avantaj, yeni bir par\u00e7a kar\u015f\u0131la\u015ft\u0131rmas\u0131nda g\u00f6r\u00fcnmezdir. Termal ya\u015flanma veya UV ya\u015flanmas\u0131 kabul kriteri belirtmeyen ekipler, silikonun dayan\u0131kl\u0131l\u0131\u011f\u0131n\u0131 hi\u00e7 do\u011frulamadan sat\u0131n al\u0131yorlar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00dc\u00e7\u00fcnc\u00fcs\u00fc ise k\u0131r\u0131lma indeksini g\u00f6z ard\u0131 etmek ve ard\u0131ndan \u0131\u015f\u0131k \u00e7\u0131k\u0131\u015f\u0131n\u0131n optik modelin alt\u0131nda kalmas\u0131n\u0131n nedenini merak etmektir. Bunlar\u0131n hi\u00e7biri yetkinlik eksikli\u011fi de\u011fildir; bunlar, bir re\u00e7ine spesifikasyonunu okumak ile kal\u0131planm\u0131\u015f bir opti\u011fi kontrol etmek aras\u0131ndaki farkt\u0131r.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Notumu onaylamadan \u00f6nce nelere ihtiyac\u0131m var?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Optik kalite, k\u00fcrleme sistemi ve kal\u0131plama i\u015flemine karar vermeden \u00f6nce l\u00fctfen \u015funlar\u0131 g\u00f6nderin:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Hedef ge\u00e7irgenli\u011fi ve \u00f6nemli dalga boyu aral\u0131\u011f\u0131<\/li>\n\n\n\n<li>K\u0131r\u0131lma indisi hedefi veya buna uygun \u00e7ip\/fosfor sistemi<\/li>\n\n\n\n<li>\u00c7al\u0131\u015fma ve en y\u00fcksek\/ba\u011flant\u0131 s\u0131cakl\u0131\u011f\u0131, ayr\u0131ca beklenen hizmet saatleri.<\/li>\n\n\n\n<li>UV \u0131\u015f\u0131nlar\u0131na maruz kalma ve ya\u015flanma\/tutunma kabul kriterleri<\/li>\n\n\n\n<li>Par\u00e7a geometrisi, en kal\u0131n optik kesit ve y\u00fczey\/tolerans gereksinimi<\/li>\n\n\n\n<li>Temas halinde olan herhangi bir ikincil malzeme, yap\u0131\u015ft\u0131r\u0131c\u0131 veya ay\u0131r\u0131c\u0131 madde varsa, ilk enjeksiyondan \u00f6nce platin k\u00fcrleme zehirlenmesi riski ortadan kald\u0131r\u0131lmal\u0131d\u0131r.<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Bunlarla, dimetil veya fenil optik kalitesinin uygun olup olmad\u0131\u011f\u0131n\u0131, par\u00e7an\u0131n hangi temizlik ve i\u015fleme gerektirdi\u011fini ve kabul i\u00e7in hangi ya\u015fland\u0131rma protokol\u00fcn\u00fcn uygulanmas\u0131 gerekti\u011fini s\u00f6yleyebilirim. S\u0131cakl\u0131k, \u00e7al\u0131\u015fma saatleri ve temas malzemeleri olmadan, ilk ge\u00e7irgenlik de\u011feri, sahada kullanaca\u011f\u0131n\u0131z opti\u011fi de\u011fil, yeni bir numuneyi tan\u0131mlar.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>Teams buy &#8220;optical-grade silicone&#8221; the way they buy a clarity number off a datasheet. Transmittance over 91%, water-clear, done. The first molded lot looks perfect under the bench light. Then the haze shows up. A batch comes off the press slightly cloudy on one cavity. An LED encapsulant that measured water-clear at the incoming check [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":16381,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1013],"tags":[],"class_list":["post-9489","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-silicone-properties"],"_links":{"self":[{"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/posts\/9489","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/comments?post=9489"}],"version-history":[{"count":2,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/posts\/9489\/revisions"}],"predecessor-version":[{"id":16386,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/posts\/9489\/revisions\/16386"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/media\/16381"}],"wp:attachment":[{"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/media?parent=9489"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/categories?post=9489"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/rysilicone.com\/tr\/wp-json\/wp\/v2\/tags?post=9489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}