{"id":119243,"date":"2022-10-10T13:42:09","date_gmt":"2022-10-10T05:42:09","guid":{"rendered":"https:\/\/www.alpapowder.com\/119243\/"},"modified":"2022-10-10T13:42:09","modified_gmt":"2022-10-10T05:42:09","slug":"silikon-mikrotoz-iceriginin-elektrik-yalitimi-icin-epoksi-dokum-malzemelerin-ozelliklerine-etkisi","status":"publish","type":"post","link":"https:\/\/www.alpapowder.com\/tr\/119243\/","title":{"rendered":"Silikon Mikrotoz \u0130\u00e7eri\u011finin Elektrik Yal\u0131t\u0131m\u0131 \u0130\u00e7in Epoksi D\u00f6k\u00fcm Malzemelerin \u00d6zelliklerine Etkisi"},"content":{"rendered":"

\"\"<\/p>\n

Epoksi yal\u0131tkan d\u00f6k\u00fclebilir, re\u00e7ine, sertle\u015ftirici, dolgu maddesi vb. ile kar\u0131\u015ft\u0131r\u0131lm\u0131\u015f s\u0131v\u0131 veya viskoz polimerize edilebilir bir re\u00e7ine kar\u0131\u015f\u0131m\u0131d\u0131r. D\u00f6kme s\u0131cakl\u0131\u011f\u0131nda, d\u00f6k\u00fclebilir malzeme iyi ak\u0131\u015fkanl\u0131k, daha az u\u00e7ucu madde, h\u0131zl\u0131 sertle\u015fme ve sertle\u015fme, sabitleme sonras\u0131 k\u00fc\u00e7\u00fck b\u00fcz\u00fclme \u00f6zelliklerine sahiptir. ve izolasyon ve di\u011fer fonksiyonlar tek bir yal\u0131t\u0131m \u00fcr\u00fcn\u00fcnde.<\/p>\n

Silikon mikro tozu, yal\u0131tkan d\u00f6k\u00fclebilir malzemelerin \u00f6nemli bile\u015fenlerinden biridir ve b\u00fcz\u00fclmeyi azaltmada, maliyetleri d\u00fc\u015f\u00fcrmede ve performans\u0131 iyile\u015ftirmede yeri doldurulamaz bir role sahiptir.<\/p>\n

\u015eu anda, izolat\u00f6r \u00fcreticileri, maliyetleri azaltmak i\u00e7in dolgu i\u00e7eri\u011fi oran\u0131n\u0131 m\u00fcmk\u00fcn oldu\u011funca art\u0131rmaya \u00e7al\u0131\u015fmaktad\u0131r. Dolgu i\u00e7eri\u011fi \u00e7ok y\u00fcksek olan izolat\u00f6rler, g\u00fc\u00e7 sisteminin g\u00fcvenli ve g\u00fcvenilir \u00e7al\u0131\u015fmas\u0131n\u0131 ciddi \u015fekilde etkileyecek olan yal\u0131t\u0131m performanslar\u0131n\u0131, mekanik \u00f6zelliklerini ve hizmet \u00f6mr\u00fcn\u00fc b\u00fcy\u00fck \u00f6l\u00e7\u00fcde azaltacakt\u0131r; \u00e7ok d\u00fc\u015f\u00fck dolgu i\u00e7eri\u011fine sahip yal\u0131tkan par\u00e7alar da genel performanslar\u0131n\u0131 azaltacakt\u0131r. Epoksi re\u00e7ine \u00fcreticilerinin dolgu maddelerinin katk\u0131 oran\u0131 konusunda makul d\u00fczenlemeler yapmamas\u0131, epoksi yal\u0131t\u0131m \u00fcreticilerine b\u00fcy\u00fck bir kafa kar\u0131\u015f\u0131kl\u0131\u011f\u0131 getirdi.<\/p>\n

Ana malzeme olarak s\u0131v\u0131 bisfenol A epoksi re\u00e7inesi, sertle\u015ftirme maddesi olarak metiltetrahidroftalik anhidrit, h\u0131zland\u0131r\u0131c\u0131 olarak BDMA, dolgu maddesi olarak 400 g\u00f6zl\u00fc aktif silikon tozu, farkl\u0131 dolgu oranlar\u0131na g\u00f6re, test \u015feritlerini haz\u0131rlamak i\u00e7in APG i\u015flemi kullan\u0131ld\u0131. Farkl\u0131 miktarlarda silikon mikro tozunun, epoksi d\u00f6k\u00fclebilir malzemelerin mekanik mukavemeti, dielektrik \u00f6zellikleri, \u00e7\u00f6zelti korozyon direnci ve su absorpsiyonu \u00fczerindeki etkileri ara\u015ft\u0131r\u0131ld\u0131. Sonu\u00e7lar \u015funu g\u00f6steriyor:<\/p>\n

(1) Epoksi re\u00e7ine sisteminde dolgu i\u00e7eri\u011finin artmas\u0131yla, numune blo\u011funun dielektrik sabiti ve dielektrik kayb\u0131 genellikle artma e\u011filimindedir.<\/p>\n

(2) Dolgu i\u00e7eri\u011fi d\u00fc\u015f\u00fck oldu\u011funda, oran\u0131n artmas\u0131yla s\u0131z\u0131nt\u0131 izlerine kar\u015f\u0131 diren\u00e7 artar. Dolgu i\u00e7eri\u011fi %69,42’ye ula\u015ft\u0131\u011f\u0131nda s\u0131z\u0131nt\u0131 izlerine kar\u015f\u0131 diren\u00e7 maksimuma ula\u015f\u0131r; bundan sonra dolgu maddelerinin daha da artmas\u0131yla ka\u00e7ak izlerine kar\u015f\u0131 diren\u00e7 artar. Tekrar k\u00f6t\u00fcle\u015fmeye ba\u015flad\u0131.<\/p>\n

(3) Dolgu i\u00e7eri\u011fi %67,26’ya y\u00fckseldi\u011finde, kostik korozyon direnci \u00f6nemli \u00f6l\u00e7\u00fcde azalmaya ba\u015flar.<\/p>\n

(4) Numunelerin mekanik \u00f6zellikleri ba\u015flang\u0131\u00e7ta dolgu i\u00e7eri\u011finin artmas\u0131yla artm\u0131\u015f, dolgu i\u00e7eri\u011fi %69.42’ye y\u00fckseldi\u011finde mekanik \u00f6zellikler dalgalanmaya ba\u015flam\u0131\u015ft\u0131r.<\/p>\n

(5) Dolgu i\u00e7eri\u011fi artmas\u0131na ra\u011fmen, d\u00f6k\u00fcm\u00fcn b\u00fcz\u00fclme oran\u0131n\u0131 azaltabilir, termal iletkenli\u011fini ve sertli\u011fini iyile\u015ftirebilir, \u00e7atlak direncini iyile\u015ftirebilir ve \u00fcretim maliyetlerini azaltabilir, ancak \u00e7ok y\u00fcksek dolgu i\u00e7eri\u011fi yaln\u0131zca s\u00fcreci daha da k\u00f6t\u00fcle\u015ftirmekle kalmaz, ayn\u0131 zamanda Ayr\u0131ca \u00fcr\u00fcn\u00fcn yal\u0131t\u0131m performans\u0131n\u0131, mekanik stabilitesini ve korozyon direncini azaltacakt\u0131r. Bu nedenle, kapsaml\u0131 performans g\u00f6z \u00f6n\u00fcne al\u0131nd\u0131\u011f\u0131nda, silikon mikro tozun optimum i\u00e7erik aral\u0131\u011f\u0131 %63 ila %67’dir.<\/p>\n","protected":false},"excerpt":{"rendered":"

Epoksi yal\u0131tkan d\u00f6k\u00fclebilir, re\u00e7ine, k\u00fcrleme maddesi, dolgu maddesi vb. ile kar\u0131\u015ft\u0131r\u0131lm\u0131\u015f s\u0131v\u0131 veya viskoz polimerize edilebilir bir re\u00e7ine kar\u0131\u015f\u0131m\u0131d\u0131r.<\/p>\n","protected":false},"author":7,"featured_media":119220,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[851],"tags":[],"class_list":["post-119243","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-endustri-haberleri-tr"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/119243","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/comments?post=119243"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/119243\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media\/119220"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media?parent=119243"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/categories?post=119243"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/tags?post=119243"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}