Haufinyane tjena, mofuputsi oa bohlokoa oa lipina, setsi sa tianjin sa biology ea indasteri, sekolo sa mahlale sa China, se thehile theknoloji ea enzyme ea bio-textile, e nkang sebaka sa caustic soda pele ho ts'oaroa ha lisebelisoa tsa khatiso le ho daea, e tla fokotsa haholo litšila tsa metsi, ho boloka metsi le motlakase. , 'me e hlahlobiloe ke indasteri e le mokhoa o mong oa bohlokoa oa theknoloji indastering ea khatiso le ho daea ea Chaena.
Na u kile ua nahana ka maemo ao T-shirt, jeans, kapa mose oo u o aparang o etsoang ho oona?Ha e le hantle, liaparo tse mebala-bala li tlisa tšenyo e khōlō tikolohong.Indasteri ea khatiso le ho daea e 'nile ea e-ba moemeli oa tlhahiso ea morao-rao e nang le tšilafalo e phahameng le tšebeliso e phahameng ea matla.Lilemong tsa morao tjena, liindasteri tse ngata tsa moo tsa khatiso le tsa ho daea, haholo-holo tse metseng ea boemo ba pele, li ile tsa tlosoa kapa tsa koaloa butle-butle.
Ka nako e ts'oanang, ho hatisa le ho daea ke sehokelo sa bohlokoa indastering ea masela.Tlas'a khatello ea maano, indasteri ea khatiso le ho daea e lula e batla ntlafatso ea thekenoloji 'me e lebile ntlheng ea khatiso e tala le ho daea.
Theknoloji ea bioloji, e ntlafalitsoeng ke pina ea bohlokoa, mofuputsi ea tsoang Setsing sa tianjin sa baeloji ea indasteri, Sekolo sa Mahlale sa China, se nkang sebaka sa soda le ho daea, se ka fokotsa haholo ho ntšoa ha metsi a litšila, ho boloka metsi le motlakase, 'me e hlahlobiloe ke indasteri e le popontšo e 'ngoe ea bohlokoa ea theknoloji indastering ea khatiso le ho daea ea China.
Indasteri ea khatiso le ho daea ka potlako e hloka ho loantša tšilafalo”Bothata ba hona joale ba tšilafalo indastering ea masela ea Chaena bo fihlile moo bo potlakileng ho bo rarolla.Tlhahiso ea masela a tloaelehileng ha e tlise tšilafalo tikolohong feela, empa hape e hlahisa mefuta eohle ea lik'hemik'hale tse kotsi, tse bakang kotsi bophelong ba rona.Sechaba sohle se lokela ho hanana le ts'ebetso ea tlhahiso e silafatsang le e senyang ""Ho na le bonyane lik'hemik'hale tse 8,000 lefatšeng tse sebelisang liperesente tse 25 tsa chefo e bolaeang likokoanyana ho lema k'hothone e seng ea manyolo nakong ea ho fetola thepa e tala hore e be masela," ho latela data. e lokollotsoe ke Earth Pledge.Sena se tla lebisa tšenyo e ke keng ea lokisoa ho batho le tikolohong, 'me likarolo tse peli ho tse tharo tsa likhase tsa carbon li tla tsoela pele ka mor'a hore liaparo li rekoe.Ho hlokahala lilithara tse ngata tsa metsi ho lokisa lesela, haholo-holo ho daea masela, ho hlokang lilithara tse libilione tse 2,4 tsa metsi.
Lipalopalo tsa China tsa tikoloho li bontša hore indasteri ea masela ke eona e silafatsang haholo liindastering tsa bohlokoa.Ho ntšoa ha metsi a litšila a indasteri ea masela ho ba maemong a holimo har'a liindasteri tse 41 tsa Chaena, 'me ho ntšoa ha mokhoa oa khatiso le ho daea ho baka karolo e fetang 70% ea metsi a litšila a masela.
Ho feta moo, joalo ka mohloli oa bohlokoa oa tšilafalo ea metsi, indasteri ea masela ea China le eona e sebelisa mehloli e mengata ea metsi, e salletseng morao haholo lefatšeng ka bophara mabapi le katleho ea tšebeliso ea metsi.Ho ea ka tlaleho ea thibelo le taolo ea tšilafalo ea indasteri liindastering tsa bohlokoa tse hatisitsoeng ke mochine oa khatiso oa mahlale a tikoloho ea China, karolelano ea litšila tse silafatsang tsa khatiso le ho daea metsi a litšila a China ke makhetlo a 2-3 ho feta a linaha tse ling, 'me tšebeliso ea metsi e phahame haholo. joalo ka makhetlo a 3-4.Ka nako e ts'oanang, ho hatisa le ho daea metsi a litšila ha se eona feela tšilafalo e ka sehloohong indastering, empa hape le seretse se hlahisoang ke ho hatisa le ho daea metsi a litšila ho na le mathata a itseng kalafong.
Har'a tsona, tšilafalo e bakoang ke ho sebelisoa ha soda e ngata ea caustic ha ho etsoa lihlahisoa tsa khatiso le ho daea esale pele e tebile haholo.U tlameha ho e alafa ka caustic soda, u e mote ka thata, ebe u e fokotsa ka hydrochloric acid, e leng metsi a mangata a litšila.Ho boletse mookameli ea sebelitseng indastering ea khatiso le ho daea ka lilemo tse ngata.
Ho rarolla boemo bona, sehlopha se etelletsoeng pele ke pina ea bohlokoa, mofuputsi setsing sa tianjin sa biotechnology ea indasteri tlas'a sekolo sa mahlale sa China, sa pele se ile sa shebana le nts'etsopele ea litokisetso tse ncha tsa enzyme tse ka nkang sebaka sa caustic soda.
Ho lokisoa ha enzyme ea likokoana-hloko ho rarolla bothata ba ho hatisa le ho daeaTsela e tloaelehileng ea pele ho khatiso le ho daea e na le mehato e mehlano: ho chesa, ho etsa desizing, ho hloekisa, ho soeufala le ho silking.Leha lik'hamphani tse ling tsa kantle ho naha li ne li tloaetse ho hlahisa li-enzyme pele li hatisa le ho daea, empa li sebelisoa feela molemong oa ho etsa desizing.
Song Hui o itse, ho lokisoa ha enzyme ke mofuta oa ts'ebetso e phahameng, tšebeliso e tlase, e se nang chefo ea likokoana-hloko, phekolo ea likokoana-hloko e itšetlehileng ka mokhoa oa ho lokisetsa enzyme ke ho rarolla indasteri ea khatiso le ho daea tsela e nepahetseng ea tšilafalo e phahameng le tšebeliso e phahameng, empa, ka mor'a mefuta e fapaneng ea ho lokisoa ha enzyme, theko e le 'ngoe e phahameng ea ho lokisoa ha enzyme ea motsoako le khaello ea ho ikamahanya le lipatlisiso tsa lisebelisoa tsa masela, mokhoa o felletseng oa ho etsa dae oa enzymatic ha o so thehoe.
Lekhetlong lena, sehlopha sa lipina tsa bohlokoa le lik'hamphani tse 'maloa li fihletse tšebelisano e haufi.Kamora lilemo tse tharo, ba thehile litokisetso tse fapaneng tsa boleng bo holimo ba masela a bioenzyme le mekhoa ea bona ea tlhahiso, ho kenyelletsa amylase, alkaline pectinase, xylanase le catalase.
"Desizing - ho lokisa motsoako oa li-enzyme ho rarollotse bothata bo boima ba ho etsa k'hothone ea polyester le lesela le hloekileng la polyester e putsoa.Nakong e fetileng, amylase desizing e ne e ka rarolla feela lesela le bohlooho le nang le starch sizing, 'me lesela le bohlooho le nang le motsoako oa PVA le ne le ka belisoa feela le ho tlosoa ka mocheso o phahameng oa alkaline.Matsatsi a ohla sehlopha se ka sehloohong moenjiniere Ding Xueqin itse, metsoako e nang le malakabe retardant silika, polyester lesela mefuta e fapaneng ya mocheso o phahameng alkali pheha desizing, ho seng joalo e tla honyela, 'me tšebeliso ea baeloji motsoako motsoako desizing phello e ntle haholo, ho thibela lesela shrinkage, tšoarelo. le starch, PVA le hloekileng, 'me ka mor'a ho sebetsa lesela ikutloa fluffy le bonolo, e boetse e rarolla bothata botekgeniki bakeng sa fektheri.
Ho boloka metsi le motlakase le ho fokotsa ho tsoa ha likhoerekhoere Ho ea ka pina ea bohlokoa, hang ha ts'ebetso ea enzymatic deizing le ho hloekisa e phethiloe, ha e boloke feela mocheso o phahameng oa mokhoa oa setso oa phekolo, empa hape e fokotsa palo ea mouoane o sebelisoang ts'ebetsong ea pele ho nako e tlaase. mocheso, haholo pholosa tshebediso ya matla a mouoane.Ha e bapisoa le mokhoa oa khale, e boloka karolo ea 25 ho isa ho 50 lekholong ea mouoane le karolo ea 40 lekholong ea motlakase.
Enzymatic pretreatment process e nka sebaka sa theknoloji ea setso ea caustic soda desizing le caustic soda refining process, mokhoa o mong o bolela hore biological fermentation product caustic soda, e hloekisang le lik'hemik'hale tse ling, ka hona, e ka fokotsa haholo boleng ba pH ea metsi a litšila le boleng ba COD, lisebelisoa tsa lik'hemik'hale tse kang. ka mokhoa o nepahetseng sebaka sa ho hloekisoa se ka etsang boleng ba COD ea metsi a litšila esale pele bo tla fokotsoa ka ho feta 60%.
"Tokisetso ea enzyme ea biocomposite e na le litšobotsi tsa maemo a bonolo a kalafo, ts'ebetso e phahameng le maemo a matle.Ts'ebeliso ea kalafo ea bioenzyme e na le ts'enyehelo e nyane ho fiber ea k'hothone, 'me e na le phello e ntle ea ho senyeha ho slurry ea starch le PVA slurry holim'a lesela le leputsoa, e ka bang le phello e ntle ea ho lahla."Boleng ba fiber ea k'hothone e tšoaroang ka theknoloji ena e phahame haholo ho feta ea mekhoa ea setso, pina e boletse.
Mabapi le taba ea theko e amehang ke likhoebo tsa khatiso le ho daea, pina ea bohlokoa e boletse hore ts'ebetso ea ts'ebetso ea enzyme ea biocomposite e phahame, litekanyetso li tlase, theko e ts'oana le bathusi ba masela ka kakaretso, e ke ke ea eketsa litšenyehelo tsa ts'ebetso, likhoebo tse ngata tsa masela li ka khona. e amohele.Ntle le moo, ts'ebeliso ea li-enzyme tsa bioloji bakeng sa pheko e ka fokotsa haholo litšenyehelo tsa kalafo le ho ntlafatsa melemo ea moruo ea indasteri ea masela ka ho fokotsa tšebeliso ea matla a mouoane, ho felisa litšenyehelo tsa ho hloekisa metsi a litšila a alkaline, le ho fokotsa bongata ba lik'hemik'hale tse fapaneng tsa AIDS. .
"Tšebelisong ea tekhenoloji ea "enzymatic pretreatment" ea tianfang, ts'ebetso ea enzymatic ea lesela la k'hothone e hloekileng ea limithara tse 12,000 le 11,000 metres aramid hot-wave cabb e ka fokotsa litšenyehelo ka 30% le 70% ka ho latellana ha ho bapisoa le mokhoa oa setso oa alkaline."Ho boletse Ding.
Nako ea poso: Jul-08-2022