{"id":23296,"date":"2025-05-21T09:13:59","date_gmt":"2025-05-21T08:13:59","guid":{"rendered":"https:\/\/technews.al\/?p=23296"},"modified":"2025-05-21T09:13:59","modified_gmt":"2025-05-21T08:13:59","slug":"shkencetaret-japoneze-kane-zhvilluar-plastiken-qe-zhduket-ne-oqean","status":"publish","type":"post","link":"https:\/\/technews.al\/?p=23296","title":{"rendered":"Shkenc\u00ebtar\u00ebt japonez\u00eb kan\u00eb zhvilluar plastik\u00ebn q\u00eb zhduket n\u00eb oqean"},"content":{"rendered":"\n

Hulumtuesit n\u00eb Qendr\u00ebn Riken p\u00ebr Shkenc\u00ebn e Materieve Emergjente (CEMS) n\u00eb Japoni kan\u00eb krijuar nj\u00eb material plastik biodegradues t\u00eb zbatuesh\u00ebm p\u00ebr paketim q\u00eb zb\u00ebrthehet natyrsh\u00ebm n\u00eb ujin e detit. Studimi synon t\u00eb prezantoj\u00eb nj\u00eb alternativ\u00eb ndaj plastik\u00ebs konvencionale q\u00eb ruan forc\u00ebn dhe shkatht\u00ebsin\u00eb e tret\u00ebsirave standarde, duke eliminuar gjurm\u00ebn e tyre afatgjat\u00eb mjedisore.<\/p>\n\n\n\n

Plastikat ekzistuese biodegraduese si acidi polilaktik (PLA) nuk degradohen n\u00eb ujin e detit sepse jan\u00eb t\u00eb patretshme n\u00eb uj\u00eb. K\u00ebto fragmente t\u00eb vogla plastike, q\u00eb maten m\u00eb pak se 5 mm, hyjn\u00eb n\u00eb zinxhirin ushqimor, duke rrezikuar jet\u00ebn ujore dhe sh\u00ebndetin e njeriut.<\/p>\n\n\n\n

Lexo edhe: Japonia e b\u00ebn jav\u00ebn e pun\u00ebs 4 dit\u00eb, q\u00eb njer\u00ebzit t\u00eb ken\u00eb m\u00eb shum\u00eb koh\u00eb t\u00eb b\u00ebjn\u00eb f\u00ebmij\u00eb<\/a><\/h2>\n\n\n\n

Hulumtimi shqyrtoi potencialin e plastik\u00ebs supramolekulare, polimere t\u00eb mbajtura s\u00eb bashku nga nd\u00ebrveprime t\u00eb kthyeshme. Studimi, i botuar n\u00eb Science, detajoi gjetjen eksperimentale t\u00eb k\u00ebsaj plastike t\u00eb re me struktura urash kripe t\u00eb lidhura kryq q\u00eb e b\u00ebjn\u00eb at\u00eb t\u00eb fort\u00eb, por t\u00eb degradueshme n\u00eb ujin e detit.<\/p>\n\n\n\n

Takuzo Aida, drejtor i grupit n\u00eb Riken CEMS dhe studiuesi kryesor i k\u00ebtij studimi, i thot\u00eb Packaging Insights: \u201cReagimi p\u00ebr t\u00eb nd\u00ebrtuar polimere supramolekulare (plastika) \u00ebsht\u00eb i kthyesh\u00ebm. Kjo ndoshta i b\u00ebn polimeret supramolekulare mekanikisht t\u00eb dob\u00ebta. Nd\u00ebrsa kjo natyr\u00eb e lidhjeve n\u00eb plastikat supramolekulare \u00ebsht\u00eb menduar se i b\u00ebn ato t\u00eb paq\u00ebndrueshme, materialet tona t\u00eb reja jan\u00eb krejt e kund\u00ebrta.\u201d<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

\u201cEdhe pse na duhet pak m\u00eb shum\u00eb pun\u00eb p\u00ebr t\u00eb p\u00ebrpunuar vetit\u00eb e materialeve tona plastike, mendoj se p\u00ebrdorimi i paketimit \u00ebsht\u00eb nj\u00eb nga aplikimet e mundshme.\u201d<\/p>\n\n\n\n

Lexo edhe: Revolucionare! Japonia po zhvillon sht\u00ebpi lundruese, antisizmike dhe t\u00eb pap\u00ebrshkueshme nga p\u00ebrmbytjet<\/a><\/h2>\n\n\n\n

Vetit\u00eb e p\u00ebrmir\u00ebsuara t\u00eb materialit<\/strong><\/p>\n\n\n\n

Hulumtuesit kombinuan dy lloje monomer\u00ebsh jonik: heksametafosfat natriumi, nj\u00eb shtes\u00eb e zakonshme ushqimore, dhe monomer\u00eb me baz\u00eb joni guanidinium. K\u00ebta monomer\u00eb mund t\u00eb metabolizohen nga bakteret.<\/p>\n\n\n\n

\u201cN\u00eb procesin e krijimit t\u00eb polimer\u00ebve supramolekular\u00eb, ne p\u00ebrziejm\u00eb dy monomer\u00eb jonik\u00eb p\u00ebr t’u lidhur n\u00eb m\u00ebnyr\u00eb t\u00eb kryq\u00ebzuar. N\u00eb k\u00ebt\u00eb proces, zbuluam shfaqjen e ‘ndarjes s\u00eb faz\u00ebs l\u00ebng-l\u00ebng’, e cila ndau spontanisht polimerin e prodhuar dhe jonet kund\u00ebr t\u00eb monomer\u00ebve pararend\u00ebs (krip\u00eb)\u201d, shpjegon Aida.<\/p>\n\n\n\n

\u201cKjo ndarje faze e b\u00ebn reaksionin e formimit t\u00eb polimerit t\u00eb pakthyesh\u00ebm dhe rrit ndjesh\u00ebm vetit\u00eb mekanike t\u00eb plastik\u00ebs son\u00eb, por e b\u00ebn at\u00eb t\u00eb ndashme p\u00ebrs\u00ebri n\u00eb monomere fillestare t\u00eb metabolizueshme kur ekspozohet ndaj krip\u00ebs. Ne ishim me fat q\u00eb gjet\u00ebm k\u00ebt\u00eb proces spontan t\u00eb ndarjes s\u00eb fazave.\u201d<\/p>\n\n\n\n

P\u00ebrve\u00e7se \u00ebsht\u00eb e degradueshme n\u00eb oqean, plastika e re \u00ebsht\u00eb jo-toksike dhe jo e ndezshme, duke eliminuar rrezikun e emetimeve t\u00eb CO2 gjat\u00eb asgj\u00ebsimit. Gjithashtu mund t\u00eb riform\u00ebsohet n\u00eb temperatura mbi 120 grad\u00eb Celsius, ngjash\u00ebm me termoplastikat e tjera.<\/p>\n","protected":false},"excerpt":{"rendered":"

Hulumtuesit n\u00eb Qendr\u00ebn Riken p\u00ebr Shkenc\u00ebn e Materieve Emergjente (CEMS) n\u00eb Japoni kan\u00eb krijuar nj\u00eb material plastik biodegradues t\u00eb zbatuesh\u00ebm p\u00ebr paketim q\u00eb zb\u00ebrthehet natyrsh\u00ebm n\u00eb ujin e detit. Studimi synon t\u00eb prezantoj\u00eb nj\u00eb alternativ\u00eb ndaj plastik\u00ebs konvencionale q\u00eb ruan forc\u00ebn dhe shkatht\u00ebsin\u00eb e tret\u00ebsirave standarde, duke eliminuar gjurm\u00ebn e tyre afatgjat\u00eb mjedisore. Plastikat ekzistuese<\/p>\n","protected":false},"author":4,"featured_media":23297,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[38],"tags":[40],"class_list":{"0":"post-23296","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-tech","8":"tag-featured"},"yoast_head":"\nShkenc\u00ebtar\u00ebt japonez\u00eb kan\u00eb zhvilluar plastik\u00ebn q\u00eb zhduket n\u00eb oqean - Technews.al<\/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:\/\/technews.al\/?p=23296\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Shkenc\u00ebtar\u00ebt japonez\u00eb kan\u00eb zhvilluar plastik\u00ebn q\u00eb zhduket n\u00eb oqean - Technews.al\" \/>\n<meta property=\"og:description\" content=\"Hulumtuesit n\u00eb Qendr\u00ebn Riken p\u00ebr Shkenc\u00ebn e Materieve Emergjente (CEMS) n\u00eb Japoni kan\u00eb krijuar nj\u00eb material plastik biodegradues t\u00eb zbatuesh\u00ebm p\u00ebr paketim q\u00eb zb\u00ebrthehet natyrsh\u00ebm n\u00eb ujin e detit. 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