litaba

"Ho phela ka khabone e tlase" e se e le taba e ka sehloohong mehleng e mecha. Lilemong tsa morao tjena, ts'ireletso ea tikoloho e tala, paballo ea matla le phokotso ea mosi li kene butle-butle ponong ea sechaba, 'me li boetse li fetohile mokhoa o mocha o buelloang le o ratoang haholo sechabeng. Mehleng e tala le e nang le khabone e tlase, tšebeliso ea lihlahisoa tse bolang e nkoa e le letšoao la bohlokoa la bophelo ba khabone e tlase, 'me e hlomphuoa le ho ajoa haholo.

Ka ho potlaka ha lebelo la bophelo, mabokose a lijo tsa motšehare a polasetiki a foam a lahloang, mekotla ea polasetiki, lithupa tsa ho ja, likopi tsa metsi le lintho tse ling li se li atile bophelong. Ho fapana le pampiri, lesela le lisebelisoa tse ling, lihlahisoa tsa polasetiki lia lahloa 'me ho thata ho li senya. Leha li tlisa boiketlo maphelong a batho, tšebeliso e feteletseng e ka boela ea baka "tšilafalo e tšoeu". Moelelong ona, ho hlahile lintho tse phelang tse bolang. Lintho tse bolang ke lintho tse hlahang tse nang le melemo e meholo mabapi le ts'ebetso ea tikoloho ha li bapisoa le lihlahisoa tsa polasetiki tse tloaelehileng tse lahloang. Lihlahisoa tse entsoeng ka ho sebelisa lintho tse bolang tse bolang e le lisebelisoa tse tala li na le sebaka se seholo sa 'maraka' me li fetoha mojari oa bohlokoa oa mohopolo oa mokhoa oa bophelo oa feshene o nang le khabone e tlase.

Ho na le mefuta e mengata ea thepa e bolang, ho kenyeletsoaPCL, PBS, PBAT, PBSA, PHA,PLGA, PLA, jj. Kajeno re tla tsepamisa maikutlo hodima thepa e ntseng e hlaha e ka bolang PLA.

PLA, e tsejoang hape e leaci ea polylacticd, CAS 26023-30-3ke thepa e tala ea starch e belisitsoeng ho hlahisa lactic acid, e ntan'o fetoloa polylactic acid ka ho kopanya lik'hemik'hale 'me e na le bokhoni bo botle ba ho bola. Kamora ho sebelisoa, e ka senyeha ka botlalo ke likokoana-hloko tse ka tlhahong, qetellong ea hlahisa carbon dioxide le metsi ntle le ho silafatsa tikoloho. Tikoloho e ntle haholo, 'me PLA e tsejoa e le thepa e mosa tikolohong e nang le thepa e ntle ea baeloji.

Lisebelisoa tse ka sehloohong tsa PLA ke likhoele tsa limela tse nchafatsoang, poone le lihlahisoa tse ling tsa temo le tsa lehlakore, 'me PLA ke lekala la bohlokoa la thepa e hlahang e ka bolang. PLA e na le thepa e ikhethang mabapi le ho thatafala le ho pepeneneng. E na le ho lumellana ho matla ha bioloji, mefuta e mengata ea ts'ebeliso, thepa e matla ea 'mele le ea mechini, 'me e fihlela litlhoko tse fapaneng tsa ts'ebeliso. E ka sebelisoa ka mekhoa e fapaneng bakeng sa tlhahiso e kholo, ka sekhahla sa antibacterial sa 99.9%, e leng se etsang hore e be thepa e tšepisang ka ho fetisisa e ka bolang.

Asiti ea polylactic (PLA)ke thepa e ncha e bolang tikolohong le e tala e hlahisoang ka lactic acid e le thepa e tala; Lilemong tsa morao tjena, PLA e sebelisitsoe lihlahisoa le masimong a kang mahlaka, lijana tsa tafole, thepa ea ho paka filimi, likhoele, masela, thepa ea khatiso ea 3D, jj. PLA e boetse e na le bokhoni bo boholo ba nts'etsopele masimong a kang lisebelisoa tse thusang tsa bongaka, likarolo tsa likoloi, temo, meru le tšireletso ea tikoloho.

PLA e hlahisitsoeng keIndasteri e sa Felengke eona e phethahetseng ho "karoloana" e 'ngoe le e 'ngoe ea polylactic acid. Ka khetho e matla ea thepa e tala ea polylactic acid ea boleng bo holimo, polasetiki ea PLA polylactic acid le fiber ea PLA polylactic acid li sebelisoa ho hlahisa lintho tse nkang sebaka sa polasetiki tse phetseng hantle, tse sireletsang letlalo, tsa boleng bo holimo le tse matla tse thehiloeng ho peterole tse thibelang likokoana-hloko. Lihlahisoa tsa eona tse ka sehloohong li kenyelletsa liaparo tsa sejoale-joale, lieta le likatiba, lisebelisoa tsa tafole, likopi le liketlele, lisebelisoa tsa ho ngola, lintho tsa ho bapala, masela a lapeng, liaparo le borikhoe bo koalang, thepa ea ka tlung, li-wipes tse omileng le tse metsi, le masimo a mang a amanang haufi-ufi le bophelo ba rona ba letsatsi le letsatsi.

Ho hlaha haPLAe ka thusa batho ho qoba tšilafalo e tšoeu, ho fokotsa tšenyo ea polasetiki, le ho khothaletsa ho phethahala ha tlhoro ea khabone le ho se nke lehlakore ha khabone. Morero oa Indasteri ea Unilong ke ho "tsamaisana le lebelo la linako, ho phela bophelo bo mosa tikolohong", ho khothaletsa ka matla lihlahisoa tse bolang, ho etsa hore batho ba je hantle le ho phela bophelo bo botle, ho lumella ho bola ha lintho tse phelang ho kene malapeng a likete, ho etella pele mokhoa o mocha oa bophelo bo botala le ba khabone e tlase, le ho kena ka botlalo bophelong ba khabone e tlase.