{"id":45490,"date":"2025-05-25T21:30:57","date_gmt":"2025-05-25T19:30:57","guid":{"rendered":"https:\/\/otpor.media\/?p=45490"},"modified":"2025-05-25T21:31:01","modified_gmt":"2025-05-25T19:31:01","slug":"uskoro-stize-superdrvo-koje-je-50-jace-od-celika","status":"publish","type":"post","link":"https:\/\/otpor.media\/?p=45490","title":{"rendered":"Uskoro sti\u017ee superdrvo koje je 50% ja\u010de od \u010delika"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Ameri\u010dki startup InventWood koji je nastao kao spinoff Sveu\u010dili\u0161ta u Marylandu, spreman je pokrenuti serijsku proizvodnju superdrva (SuperWood), koje je \u010dvrsto\u0107e i te\u017eine 10 puta ve\u0107e od \u010delika. To superdrvo otporno je na vatru, vremenske uvjete i \u0161tetnike, a prvi puta je demonstrirano 2018. godine u radu objavljenom u \u010dasopisu Nature.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Tim je od tada usavr\u0161io proizvodni proces tako da se mo\u017ee proizvoditi u velikim koli\u010dinama za nekoliko sati umjesto tjedana te je licencirao tehnologiju tvrtki InventWood. Tvrtka je prikupila 15 milijuna ameri\u010dkih dolara za izgradnju tvornice i prve serije materijala otpremit \u0107e ovog ljeta na sjevernoj hemisferi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">U po\u010detku \u0107e Superwood proizvodi biti najprikladniji za upotrebu u fasadama, a plan je naknadno se pozabaviti strukturnim primjenama koje bi mogle zamijeniti dio betona i \u010delika potrebnih za izgradnju trajnih zgrada.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Novo Superdrvo dobiva svoju super \u010dvrsto\u0107u kroz dvostupanjski proces. Prvo, istra\u017eiva\u010di kuhaju uzorke drva u vodenoj smjesi natrijevog hidroksida i natrijevog sulfita, \u0161to djelomi\u010dno uklanja lignin i hemicelulozu iz materijala.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Zatim se tretirano drvo vru\u0107e pre\u0161a, \u0161to uzrokuje uru\u0161avanje stani\u010dnih stijenki i stvaranje visoko poravnatih celuloznih nanovlakana. Krajnji rezultat je potpuno zgusnuto drvo, koje je mnogo ja\u010de od prirodnog materijala.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ovaj novi na\u010din obrade drva \u010dini ga 12 puta ja\u010dim od prirodnog drva i 10 puta \u017eilavijim te bi mogli postati konkurent \u010deliku ili \u010dak legurama titana, jer je toliko \u010dvrsto i izdr\u017eljivo, kao i usporedivo s karbonskim vlaknima, ali puno jeftinije.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Istra\u017eiva\u010di ka\u017eu da se proces mo\u017ee primijeniti na mnogo razli\u010ditih vrsta drva i prilagoditi za obradu velikih koli\u010dina materijala odjednom.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Novi materijal bi mogao omogu\u0107iti drvu da postane jeftinija, lak\u0161a i obnovljivija alternativa \u010deliku i legurama titana, te bi se mogao koristiti u automobilima, zrakoplovima,zgradama, odnosno bilo kojoj primjeni gdje se koristi \u010delik.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Zahvaljuju\u0107i ovoj tehnologiji, meko drvo poput bora ili balze, koje brzo raste i ekolo\u0161ki je prihvatljivije, moglo bi zamijeniti sporije rastu\u0107e, ali gu\u0161\u0107e drvo poput tikovine u namje\u0161taju ili zgradama.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><a href=\"https:\/\/www.vidi.hr\/Sci-Tech\/Znanost\/Uskoro-stize-superdrvo-koje-je-50-jace-od-celika\">Vidi<sup>.hr<\/sup><\/a><\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Ameri\u010dki startup InventWood koji je nastao kao spinoff Sveu\u010dili\u0161ta u Marylandu, spreman je pokrenuti serijsku proizvodnju superdrva (SuperWood), koje je \u010dvrsto\u0107e i te\u017eine 10 puta ve\u0107e od \u010delika. To superdrvo otporno je na vatru, vremenske uvjete i \u0161tetnike, a prvi puta je demonstrirano 2018. godine u radu objavljenom u \u010dasopisu Nature. Tim je od tada [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":45491,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"iawp_total_views":157,"_jetpack_feature_clip_id":0,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[163],"tags":[],"class_list":["post-45490","post","type-post","status-publish","format-standard","has-post-thumbnail","category-revolucijska-znanost"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v27.5 (Yoast SEO v28.4) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Uskoro sti\u017ee superdrvo koje je 50% ja\u010de od \u010delika - OTPOR.Media<\/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:\/\/otpor.media\/?p=45490\" \/>\n<meta property=\"og:locale\" content=\"hr_HR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Uskoro sti\u017ee superdrvo koje je 50% ja\u010de od \u010delika\" \/>\n<meta property=\"og:description\" content=\"Ameri\u010dki startup InventWood koji je nastao kao spinoff Sveu\u010dili\u0161ta u Marylandu, spreman je pokrenuti serijsku proizvodnju superdrva (SuperWood), koje je \u010dvrsto\u0107e i te\u017eine 10 puta ve\u0107e od \u010delika. To superdrvo otporno je na vatru, vremenske uvjete i \u0161tetnike, a prvi puta je demonstrirano 2018. godine u radu objavljenom u \u010dasopisu Nature. 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