{"id":675684,"date":"2026-02-08T09:36:03","date_gmt":"2026-02-08T09:36:03","guid":{"rendered":"https:\/\/microscopemedia.com\/?p=675684"},"modified":"2026-02-08T09:36:03","modified_gmt":"2026-02-08T09:36:03","slug":"speranta-in-lupta-cu-microplasticele-un-nou-tip-de-plastic-se-dizolva-in-apa-de-mare-in-doar-o-ora","status":"publish","type":"post","link":"https:\/\/microscopemedia.com\/?p=675684","title":{"rendered":"Speran\u021b\u0103 \u00een lupta cu microplasticele: Un nou tip de plastic se dizolv\u0103 \u00een apa de mare \u00een doar o or\u0103"},"content":{"rendered":"<div><img decoding=\"async\" src=\"https:\/\/microscopemedia.com\/wp-content\/uploads\/2026\/02\/speranta-in-lupta-cu-microplasticele-un-nou-tip-de-plastic-se-dizolva-in-apa-de-mare-in-doar-o-ora.png\" class=\"ff-og-image-inserted\"><\/div>\n<p id=\"p-0\">O echip\u0103 de cercet\u0103tori japonezi a creat un nou tip de plastic care r\u0103m\u00e2ne rezistent \u00een utilizarea zilnic\u0103, dar dispare rapid \u00een apa de mare, scrie <span><a href=\"https:\/\/www.ecoticias.com\/en\/japanese-scientists-create-plastic-that-disappears-in-the-sea-in-just-one-hour\/26768\/\" target=\"_blank\" rel=\"noopener\">Ecoticias<\/a><\/span>.<\/p>\n<p id=\"p-1\">Inova\u021bia ar putea reprezenta un pas important \u00een reducerea polu\u0103rii pe termen lung cu plastic \u0219i microplastice \u00een oceane.<\/p>\n<p id=\"p-2\">Dezvoltat de cercet\u0103tori de la RIKEN \u0219i Universitatea din Tokyo, materialul este realizat din celuloz\u0103 de origine vegetal\u0103.<\/p>\n<p id=\"p-3\">Testele de laborator au ar\u0103tat c\u0103 buc\u0103\u021bi mici de material se dizolv\u0103 \u00een ap\u0103 s\u0103rat\u0103 \u00een aproximativ o or\u0103, f\u0103r\u0103 a l\u0103sa reziduuri de <span><a href=\"https:\/\/www.mediafax.ro\/life-inedit\/microplasticele-din-corpul-uman-sunt-un-pericol-real-sau-doar-exagerare-stiintifica-23678963\">microplastice<\/a><\/span>.<\/p>\n<h2 id=\"chapter-0\">Un plastic biodegradabil f\u0103r\u0103 microplastice<\/h2>\n<p id=\"p-4\">Spre deosebire de multe plastice etichetate drept biodegradabile, acest material nu se fragmenteaz\u0103 lent \u00een particule microscopice.<\/p>\n<p id=\"p-5\">\u00cen schimb, contactul cu sarea determin\u0103 descompunerea lui \u00een componentele de baz\u0103, care pot fi digerate natural de bacterii.<\/p>\n<p id=\"p-6\">Cercet\u0103torii au constatat c\u0103 plasticul se descompune \u0219i \u00een sol s\u0103rat \u00een doar c\u00e2teva zile, nu \u00een decenii.<\/p>\n<p id=\"p-7\">Aceast\u0103 degradare rapid\u0103 contrasteaz\u0103 puternic cu plasticul conven\u021bional, care persist\u0103 \u00een ecosisteme timp de genera\u021bii.<\/p>\n<p id=\"p-8\">Dezvoltarea vizeaz\u0103 direct <span><a href=\"https:\/\/www.mediafax.ro\/sanatate\/cele-cinci-locuri-din-casa-unde-esti-expus-la-cele-mai-multe-microplastice-cancerigene-23667745\">problema microplasticelor<\/a><\/span>, detectate deja \u00een oceane, sol, alimente \u0219i chiar \u00een s\u00e2ngele uman.<\/p>\n<p><iframe title=\"YouTube video player\" src=\"https:\/\/www.youtube.com\/embed\/glBYYhk1STQ?si=QI3y5VROKT80UIgb\" width=\"560\" height=\"315\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" rel=\"lazyframe\" loading=\"lazy\">[embedded content]<\/iframe><\/p>\n<h2 id=\"chapter-1\">Cum declan\u0219eaz\u0103 sarea descompunerea<\/h2>\n<p id=\"p-10\">Plasticul este bazat pe carboximetilceluloz\u0103, un derivat al pastei de lemn produs deja la scar\u0103 industrial\u0103.<\/p>\n<p id=\"p-11\">Aceast\u0103 celuloz\u0103 se leag\u0103 de un polimer cu sarcin\u0103 pozitiv\u0103, form\u00e2nd o re\u021bea stabil\u0103 sus\u021binut\u0103 de a\u0219a-numitele \u201epun\u021bi de sare\u201d.<\/p>\n<p id=\"p-12\">C\u00e2nd materialul intr\u0103 \u00een contact cu apa de mare, aceste leg\u0103turi sl\u0103besc, iar structura se destram\u0103.<\/p>\n<p id=\"p-13\">Pentru a \u00eembun\u0103t\u0103\u021bi flexibilitatea, cercet\u0103torii au ad\u0103ugat clorur\u0103 de colin\u0103, un compus organic sigur pentru consum alimentar.<\/p>\n<p id=\"p-14\">Prin ajustarea cantit\u0103\u021bii, echipa a ob\u021binut folii de la rigide la foarte flexibile.<\/p>\n<p id=\"p-15\">Unele mostre s-au putut \u00eentinde p\u00e2n\u0103 la 130% din lungimea ini\u021bial\u0103 f\u0103r\u0103 s\u0103 se rup\u0103.<\/p>\n<h2 id=\"chapter-2\">Utiliz\u0103ri posibile \u0219i provoc\u0103ri r\u0103mase<\/h2>\n<p id=\"p-16\">Datorit\u0103 ingredientelor ieftine, biodegradabile \u0219i aprobate pentru contactul cu alimentele, ambalajele sunt principala aplica\u021bie vizat\u0103.<\/p>\n<p id=\"p-17\">Materialul ar putea fi folosit pentru pungi, folii sau recipiente similare celor din comer\u021b.<\/p>\n<p id=\"p-18\">Totu\u0219i, o provocare important\u0103 este prevenirea degrad\u0103rii premature \u00een medii umede.<\/p>\n<p id=\"p-19\">Cercet\u0103torii testeaz\u0103 \u00een prezent straturi protectoare sub\u021biri, care se dizolv\u0103 doar \u00een condi\u021bii foarte s\u0103rate, precum apa de mare.<\/p>\n<p id=\"p-20\">De\u0219i nu \u00eenlocuie\u0219te reducerea consumului de plastic sau reciclarea, materialul ar putea limita impactul asupra mediului.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>O echip\u0103 de cercet\u0103tori japonezi a creat un nou tip de plastic care r\u0103m\u00e2ne rezistent \u00een utilizarea zilnic\u0103, dar dispare rapid \u00een apa de mare, scrie Ecoticias. Inova\u021bia ar putea &hellip; <a href=\"https:\/\/microscopemedia.com\/?p=675684\" class=\"more-link\">Read More<\/a><\/p>\n","protected":false},"author":1,"featured_media":675685,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"Default","format":"standard","meta":[],"categories":[1],"tags":[],"_links":{"self":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts\/675684"}],"collection":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=675684"}],"version-history":[{"count":0,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/posts\/675684\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=\/wp\/v2\/media\/675685"}],"wp:attachment":[{"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=675684"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=675684"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/microscopemedia.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=675684"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}