{"id":23221,"date":"2021-08-23T14:24:26","date_gmt":"2021-08-23T11:24:26","guid":{"rendered":"https:\/\/espmuhendislik.com\/mi-az-a-poliuretan-anyag\/"},"modified":"2025-07-07T03:58:39","modified_gmt":"2025-07-07T00:58:39","slug":"mi-az-a-poliuretan-anyag","status":"publish","type":"post","link":"https:\/\/espmuhendislik.com\/hu\/mi-az-a-poliuretan-anyag\/","title":{"rendered":"Mi az a poliuret\u00e1n anyag?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">A poliuret\u00e1n egy polimer, amely szerves egys\u00e9gek l\u00e1ncolat\u00e1b\u00f3l \u00e1ll, amelyeket karbam\u00e1t l\u00e1ncszemek k\u00f6tnek \u00f6ssze. Rugalmas \u00e9s merev habok, tart\u00f3s elasztomerek \u00e9s nagy teljes\u00edtm\u00e9ny\u0171 ragaszt\u00f3k, szintetikus sz\u00e1lak, t\u00f6m\u00edt\u00e9sek, sz\u0151nyegek als\u00f3 oldala \u00e9s merev m\u0171anyagok el\u0151\u00e1ll\u00edt\u00e1s\u00e1ra szolg\u00e1lnak.   <\/p>\n\n<p class=\"wp-block-paragraph\">A rugalmas poliuret\u00e1n habokat poliuret\u00e1n haboknak is nevezik, \u00e9s n\u00e9lk\u00fcl\u00f6zhetetlenek az \u00e1gyak \u00e9s b\u00fatorok k\u00e9nyelmi anyagak\u00e9nt. A nem ny\u00fal\u00f3 habokat viszont t\u00f6bbnyire h\u0151- \u00e9s hangszigetel\u00e9sre haszn\u00e1lj\u00e1k. A poliuret\u00e1n term\u00e9keket gyakran <em>uret\u00e1nnak<\/em> is nevezik. Nem szabad azonban \u00f6sszet\u00e9veszteni a speci\u00e1lis uret\u00e1n anyaggal, m\u00e1s n\u00e9ven etil-karbam\u00e1ttal. A poliuret\u00e1nok nem etil-karbam\u00e1tb\u00f3l k\u00e9sz\u00fclnek, \u00e9s nem tartalmazz\u00e1k.    <\/p>\n\n<h4 class=\"wp-block-heading\">Poliuret\u00e1n anyag a t\u00f6rt\u00e9nelemben<\/h4>\n\n<p class=\"wp-block-paragraph\">El\u0151sz\u00f6r Otto Bayer n\u00e9met tud\u00f3s szintetiz\u00e1lta 1937-ben, \u00e9s diizocian\u00e1t diollal val\u00f3 reakci\u00f3j\u00e1val nyert\u00e9k.  <\/p>\n\n<p class=\"wp-block-paragraph\">Ha v\u00edz is van a k\u00f6rnyezetben, akkor a diizocian\u00e1t egy r\u00e9sze diollal polimeriz\u00e1l\u00f3dik, m\u00edg egy kis r\u00e9sze v\u00edzzel reag\u00e1lva por\u00f3zus poliuret\u00e1n szerkezetet (hab vagy szivacs szerkezetet) k\u00e9pez g\u00e1zzal (sz\u00e9n-dioxiddal) reag\u00e1lva. Az \u00e9r\u00e9si id\u0151szak v\u00e9g\u00e9n (24-72 \u00f3ra) nagyon szil\u00e1rd polimer szerkezetet kapunk. K\u00e9s\u0151bb a diolokat nagyobb molekulat\u00f6meg\u0171 poli\u00e9ter vagy poli\u00e9szter poliolok v\u00e1ltott\u00e1k fel. Az \u00edgy k\u00e9pz\u0151d\u00f6tt poliuret\u00e1n er\u0151sebb \u00e9s rugalmasabb elasztomert k\u00e9pez.   <\/p>\n","protected":false},"excerpt":{"rendered":"<p>A poliuret\u00e1n egy polimer, amely szerves egys\u00e9gek l\u00e1ncolat\u00e1b\u00f3l \u00e1ll, amelyeket karbam\u00e1t l\u00e1ncszemek k\u00f6tnek \u00f6ssze. Rugalmas \u00e9s merev habok, tart\u00f3s elasztomerek \u00e9s nagy teljes\u00edtm\u00e9ny\u0171 ragaszt\u00f3k, szintetikus sz\u00e1lak, t\u00f6m\u00edt\u00e9sek, sz\u0151nyegek als\u00f3 oldala \u00e9s merev m\u0171anyagok el\u0151\u00e1ll\u00edt\u00e1s\u00e1ra szolg\u00e1lnak. A rugalmas poliuret\u00e1n habokat poliuret\u00e1n haboknak is nevezik, \u00e9s n\u00e9lk\u00fcl\u00f6zhetetlenek az \u00e1gyak \u00e9s b\u00fatorok k\u00e9nyelmi anyagak\u00e9nt. A nem ny\u00fal\u00f3 habokat [&hellip;]<\/p>\n","protected":false},"author":210539623,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_wpcom_ai_launchpad_first_post":false,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"{title}\n\n{excerpt}\n\n{url}","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2},"_wpas_customize_per_network":false,"jetpack_post_was_ever_published":false},"categories":[129039],"tags":[],"class_list":["post-23221","post","type-post","status-publish","format-standard","hentry","category-kategorizalatlan-tr"],"jetpack_publicize_connections":[],"jetpack_likes_enabled":false,"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/pdjX8j-62x","jetpack_featured_media_url":"","_links":{"self":[{"href":"https:\/\/espmuhendislik.com\/hu\/wp-json\/wp\/v2\/posts\/23221","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/espmuhendislik.com\/hu\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/espmuhendislik.com\/hu\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/espmuhendislik.com\/hu\/wp-json\/wp\/v2\/users\/210539623"}],"replies":[{"embeddable":true,"href":"https:\/\/espmuhendislik.com\/hu\/wp-json\/wp\/v2\/comments?post=23221"}],"version-history":[{"count":0,"href":"https:\/\/espmuhendislik.com\/hu\/wp-json\/wp\/v2\/posts\/23221\/revisions"}],"wp:attachment":[{"href":"https:\/\/espmuhendislik.com\/hu\/wp-json\/wp\/v2\/media?parent=23221"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/espmuhendislik.com\/hu\/wp-json\/wp\/v2\/categories?post=23221"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/espmuhendislik.com\/hu\/wp-json\/wp\/v2\/tags?post=23221"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}