{"id":4630,"date":"2022-11-24T14:02:26","date_gmt":"2022-11-24T13:02:26","guid":{"rendered":"https:\/\/www.aipe.biz\/mondo-eps\/?p=4630"},"modified":"2022-11-24T14:14:38","modified_gmt":"2022-11-24T13:14:38","slug":"polistirene","status":"publish","type":"post","link":"https:\/\/www.aipe.biz\/mondo-eps\/aipe-news\/polistirene\/","title":{"rendered":"Polistirene"},"content":{"rendered":"\n\n\n<p style=\"font-size:18px\">L\u2019EPS (<strong>Polistirene Espanso Sinterizzato<\/strong>) \u00e8 un materiale rigido, di peso ridotto, composto da carbonio, idrogeno e per il 98% d\u2019aria. Polistirene e polistirolo sono sinonimi. Viene realizzato partendo dallo stirene, monomero ricavato dal petrolio e presente anche in alimenti come frumento, fragole, carne, caff\u00e8. Attraverso la polimerizzazione dello stirene si ottiene il polistirene. Quest\u2019ultimo, prima di essere espanso, si presenta sotto forma di piccole perle trasparenti. Mettendole a contatto con il pentano, un idrocarburo gassoso, e con vapore acqueo a 90\u00b0, il gas si espande facendo rigonfiare le perle fino a 20-50 volte il loro volume iniziale. Si forma cos\u00ec al loro interno una struttura a celle chiuse che trattiene l\u2019aria e conferisce al polistirene le sue eccellenti caratteristiche di isolante termico e ammortizzatore di urti. La sinterizzazione \u00e8 il processo di saldatura delle perle che, sottoposte nuovamente a vapore acqueo a 110-120\u00b0, si uniscono fra loro fino a formare un blocco omogeneo di espanso.<\/p>\n","protected":false},"excerpt":{"rendered":"<p style=\"font-size:18px\">L\u2019EPS (Polistirene Espanso Sinterizzato) \u00e8 un materiale rigido, di peso ridotto, composto da carbonio, idrogeno e per il 98% d\u2019aria. Polistirene e polistirolo sono sinonimi. Viene realizzato partendo dallo stirene, monomero ricavato dal petrolio e presente anche in alimenti come frumento, fragole, carne, caff\u00e8. Attraverso la polimerizzazione dello stirene si ottiene il polistirene.<\/p>\n<p> <a href=\"https:\/\/www.aipe.biz\/mondo-eps\/aipe-news\/polistirene\/\">Leggi tutto<\/a><\/p>\n","protected":false},"author":108,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[52],"tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.7.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Polistirene | Il Mondo dell&#039;EPS<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.aipe.biz\/mondo-eps\/aipe-news\/polistirene\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Polistirene | Il Mondo dell&#039;EPS\" \/>\n<meta property=\"og:description\" content=\"L\u2019EPS (Polistirene Espanso Sinterizzato) \u00e8 un materiale rigido, di peso ridotto, composto da carbonio, idrogeno e per il 98% d\u2019aria. Polistirene e polistirolo sono sinonimi. Viene realizzato partendo dallo stirene, monomero ricavato dal petrolio e presente anche in alimenti come frumento, fragole, carne, caff\u00e8. Attraverso la polimerizzazione dello stirene si ottiene il polistirene. 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