{"id":552,"date":"2022-12-20T22:15:37","date_gmt":"2022-12-20T14:15:37","guid":{"rendered":"https:\/\/siliconcarbide.net\/?p=552"},"modified":"2022-12-20T22:36:50","modified_gmt":"2022-12-20T14:36:50","slug":"a-szinterezett-sziliciumkarbid-technologiaja","status":"publish","type":"post","link":"https:\/\/siliconcarbide.net\/hu\/technology-of-sintered-silicon-carbide\/","title":{"rendered":"a szinterezett szil\u00edciumkarbid technol\u00f3gi\u00e1ja"},"content":{"rendered":"

a szil\u00edcium-karbid ker\u00e1mi\u00e1t egyre sz\u00e9lesebb k\u00f6rben haszn\u00e1lj\u00e1k kiv\u00e1l\u00f3 magas h\u0151m\u00e9rs\u00e9kleti szil\u00e1rds\u00e1guk, kop\u00e1s\u00e1ll\u00f3s\u00e1guk, korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1guk \u00e9s termikus sokk\u00e1ll\u00f3s\u00e1guk miatt. A SiC-ker\u00e1mia egyre fontosabb szerepet j\u00e1tszik az anyagok ter\u00fclet\u00e9n. Ez\u00e9rt s\u00fcrg\u0151sen tov\u00e1bbi kutat\u00e1sokat kell v\u00e9gezni a SiC anyagokkal kapcsolatban, hogy cs\u00f6kkents\u00fck a gy\u00e1rt\u00e1si k\u00f6lts\u00e9geket, egyszer\u0171s\u00edts\u00fck a gy\u00e1rt\u00e1si folyamatokat \u00e9s el\u0151seg\u00edts\u00fck a SiC ker\u00e1miaterm\u00e9kek fejleszt\u00e9s\u00e9t, mik\u00f6zben folyamatosan jav\u00edtjuk kiv\u00e1l\u00f3 tulajdons\u00e1gaikat.<\/p>\n

a szinterezett szil\u00edciumkarbidot a SiC szinterez\u00e9s\u00e9nek leg\u00edg\u00e9retesebb szinterel\u00e9si m\u00f3dszer\u00e9nek tekintik. a nagy m\u00e9ret\u0171 \u00e9s \u00f6sszetett alak\u00fa szil\u00edciumkarbid ker\u00e1mia atmoszf\u00e9rikus szinterez\u00e9si elj\u00e1r\u00e1ssal el\u0151\u00e1ll\u00edthat\u00f3. Az egyes\u00fclt \u00e1llamokbeli GE Corporation a k\u00f6vetkez\u0151 int\u00e9zked\u00e9seket fogadta el: \u03b2 - B\u00f3r \u00e9s sz\u00e9n hozz\u00e1ad\u00e1sa a SiC-hez, 2000 \u2103 feletti szinterez\u00e9s inert atmoszf\u00e9r\u00e1ban, \u00e9s a szinterezett szil\u00edciumkarbid s\u0171r\u0171s\u00e9ge nagyobb, mint 98% 2020 \u2103-on. Y2O3 \u00e9s Al2O3 szinterez\u00e9si seg\u00e9danyagokkal \u00e9s alacsony olvad\u00e1spont\u00fa YAG (Y3Al5O12) alapkomponenssel a K\u00ednai Tudom\u00e1nyos Akad\u00e9mia Szilik\u00e1t Int\u00e9zet\u00e9nek sanghaji szilik\u00e1t int\u00e9zete 1850 \u2103-on 707 \u00e9s 10,7 hajl\u00edt\u00f3szil\u00e1rds\u00e1g\u00fa \u00e9s t\u00f6r\u00e9si sz\u00edv\u00f3ss\u00e1g\u00fa szil\u00edcium-karbid ker\u00e1mi\u00e1t \u00e9getett. Liu Baoying a Shandong Szilik\u00e1t Kutat\u00f3 \u00e9s Tervez\u0151 Int\u00e9zetb\u0151l megfelel\u0151 mennyis\u00e9g\u0171 Al2O3 \u00e9s Y2O3 szinterel\u00e9si adal\u00e9kanyagot adott hozz\u00e1, \u00e9s 1780 \u2103-n\u00e1l 97% relat\u00edv s\u0171r\u0171s\u00e9g\u0171 finom SiC kompozit ker\u00e1mia anyagokat k\u00e9sz\u00edtett 1780 \u2103-n\u00e1l injekt\u00e1l\u00f3 \u00f6nt\u00e9si elj\u00e1r\u00e1ssal, amely megfelel a mechanikai t\u00f6m\u00edt\u00e9sek \u00e9s kop\u00e1s\u00e1ll\u00f3 ker\u00e1mi\u00e1k ipari gy\u00e1rt\u00e1s\u00e1nak ig\u00e9nyeinek. De eddig a szinterezett szil\u00edciumkarbiddal kapcsolatos kutat\u00e1s nem t\u00fal alapos, amit tov\u00e1bb kell m\u00e9ly\u00edteni.<\/p>\n

\"szinterezett<\/a><\/p>","protected":false},"excerpt":{"rendered":"

A szil\u00edcium-karbid ker\u00e1mi\u00e1kat kiv\u00e1l\u00f3 magas h\u0151m\u00e9rs\u00e9kleti szil\u00e1rds\u00e1guk, kop\u00e1s\u00e1ll\u00f3s\u00e1guk, korr\u00f3zi\u00f3\u00e1ll\u00f3s\u00e1guk \u00e9s h\u0151m\u00e9rs\u00e9kleti sokk\u00e1ll\u00f3s\u00e1guk miatt egyre sz\u00e9lesebb k\u00f6rben haszn\u00e1lj\u00e1k. A SiC-ker\u00e1mi\u00e1k egyre fontosabb szerepet t\u00f6ltenek be az anyagok ter\u00fclet\u00e9n. Ez\u00e9rt s\u00fcrg\u0151sen sz\u00fcks\u00e9g van a SiC-anyagokkal kapcsolatos tov\u00e1bbi kutat\u00e1sokra a gy\u00e1rt\u00e1si k\u00f6lts\u00e9gek cs\u00f6kkent\u00e9se, valamint a\u2026 <\/p>","protected":false},"author":1,"featured_media":555,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"neve_meta_sidebar":"","neve_meta_container":"","neve_meta_enable_content_width":"","neve_meta_content_width":0,"neve_meta_title_alignment":"","neve_meta_author_avatar":"","neve_post_elements_order":"","neve_meta_disable_header":"","neve_meta_disable_footer":"","neve_meta_disable_title":"","ngg_post_thumbnail":0,"footnotes":""},"categories":[30],"tags":[],"class_list":["post-552","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-sic-knowledge"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts\/552","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/comments?post=552"}],"version-history":[{"count":3,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts\/552\/revisions"}],"predecessor-version":[{"id":556,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/posts\/552\/revisions\/556"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/media\/555"}],"wp:attachment":[{"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/media?parent=552"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/categories?post=552"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/siliconcarbide.net\/hu\/wp-json\/wp\/v2\/tags?post=552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}