Tsis ntev los no, tus kws tshawb fawb tseem ceeb heev, tianjin lub koom haum ntawm kev lag luam biology, Suav academy ntawm kev tshawb fawb, tau tsim ib lub tshuab bio-textile enzyme, uas hloov cov dej qab zib caustic nyob rau hauv pretreatment ntawm printing thiab dyeing cov ntaub ntawv, yuav zoo heev txo cov dej emissions, txuag dej thiab hluav taws xob. , thiab tau raug soj ntsuam los ntawm kev lag luam raws li lwm qhov tseem ceeb thev naus laus zis innovation nyob rau hauv Tuam Tshoj txoj kev luam ntawv thiab dyeing kev lag luam.
Koj puas tau xav txog qhov xwm txheej uas ua rau lub tsho T-shirt, ris tsho, lossis hnav ris tsho uas koj hnav?Raws li qhov tseeb, cov khaub ncaws muaj yeeb yuj ua rau muaj kev puas tsuaj loj rau ib puag ncig.Kev lag luam luam ntawv thiab dyeing tau ib txwm ua tus neeg sawv cev ntawm cov khoom muaj peev xwm rov qab nrog cov pa phem thiab kev siv hluav taws xob ntau.Nyob rau hauv xyoo tas los no, ntau lub zos luam ntawv thiab dyeing industries, tshwj xeeb tshaj yog cov nyob rau hauv thawj-tier nroog, tau maj mam tsiv tawm los yog txawm kaw.
Nyob rau tib lub sijhawm, luam ntawv thiab dyeing yog qhov txuas tsis tseem ceeb hauv kev lag luam textile.Raws li txoj cai tswjfwm, kev lag luam luam ntawv thiab dyeing yog pheej nrhiav kev tsim kho tshiab thiab txav mus rau cov kev taw qhia ntawm ntsuab luam ntawv thiab dyeing.
Lub biotechnology, tsim los ntawm cov nkauj tseem ceeb, tus kws tshawb fawb los ntawm tianjin lub koom haum ntawm kev lag luam biology, Suav academy ntawm sciences, uas hloov caustic soda nyob rau hauv pretreatment ntawm printing thiab dyeing cov ntaub ntawv, tuaj yeem txo cov dej khib nyiab, txuag dej thiab hluav taws xob, thiab muaj tau raug soj ntsuam los ntawm kev lag luam raws li lwm qhov tseem ceeb thev naus laus zis innovation nyob rau hauv Tuam Tshoj txoj kev luam ntawv thiab dyeing kev lag luam.
Kev lag luam luam ntawv thiab dyeing kev lag luam sai sai yuav tsum tau tawm tsam cov pa phem "Tam sim no qhov teeb meem muaj kuab paug nyob rau hauv Tuam Tshoj txoj kev lag luam textile tau mus txog qhov tseem ceeb los daws nws.Kev tsim cov ntaub ntawv ib txwm siv tsis yog tsuas yog coj cov pa phem rau ib puag ncig, tab sis kuj tsim txhua yam tshuaj phem, ua rau muaj kev phom sij rau peb txoj kev noj qab haus huv.Tag nrho cov zej zog yuav tsum sib koom ua ke tiv thaiv kev ua qias tuaj thiab siv cov txheej txheem tsim khoom ""Muaj tsawg kawg yog 8,000 cov tshuaj hauv ntiaj teb uas siv 25 feem pua ntawm cov tshuaj tua kab los cog cov paj rwb uas tsis yog cov organic hauv cov txheej txheem hloov cov ntaub ntawv raw rau hauv textiles," raws li cov ntaub ntawv. tso tawm los ntawm Lub Ntiaj Teb Pledge.Qhov no yuav ua rau kev puas tsuaj rau tib neeg thiab ib puag ncig, thiab ob feem peb ntawm cov pa roj carbon emissions yuav txuas ntxiv tom qab kev yuav khaub ncaws.Nws siv ntau nkas loos dej los ua cov ntaub, tshwj xeeb tshaj yog cov ntaub dyeing, uas yuav tsum tau 2.4 trillion nkas loos dej.
Tuam Tshoj cov ntaub ntawv ib puag ncig qhia tau hais tias kev lag luam textile yog cov pa phem loj hauv kev lag luam tseem ceeb.Kev tso tawm ntawm textile industrial wastewater nyob rau sab saum toj ntawm 41 kev lag luam hauv Suav teb, thiab kev tso tawm ntawm cov ntawv luam tawm thiab dyeing txheej txheem tso nyiaj ntau dua 70% ntawm cov dej khib nyiab.
Tsis tas li ntawd, raws li qhov tseem ceeb ntawm cov dej qias neeg, Tuam Tshoj txoj kev lag luam textile kuj siv dej ntau ntau, nyob deb ntawm lwm lub ntiaj teb hais txog kev siv dej kom zoo.Raws li tsab ntawv ceeb toom ntawm kev tiv thaiv thiab tswj kev muaj kuab paug hauv kev lag luam tseem ceeb luam tawm los ntawm Tuam Tshoj ib puag ncig kev tshawb fawb xovxwm, qhov nruab nrab cov pa phem hauv Tuam Tshoj luam ntawv thiab dyeing cov dej khib nyiab yog 2-3 zaug siab dua li ntawm cov teb chaws txawv teb chaws, thiab cov dej haus yog siab heev. raws li 3-4 zaug.Nyob rau tib lub sijhawm, luam ntawv thiab dyeing cov dej khib nyiab tsis yog tsuas yog cov pa phem tseem ceeb hauv kev lag luam, tab sis kuj cov sludge uas tsim los ntawm kev luam ntawv thiab dyeing cov dej khib nyiab muaj qee qhov teeb meem hauv kev kho.
Ntawm lawv, cov pa phem uas tshwm sim los ntawm kev siv ntau cov dej qab zib caustic nyob rau hauv pretreatment ntawm luam ntawv thiab dyeing cov ntaub ntawv yog tshwj xeeb yog hnyav."Koj yuav tsum kho nws nrog dej qab zib caustic, ua rau nws nyuaj, thiab tom qab ntawd tshem tawm nws nrog hydrochloric acid, uas yog dej khib nyiab ntau."Hais tias tus thawj coj uas tau ua haujlwm hauv kev lag luam luam ntawv thiab dyeing tau ntau xyoo.
Txhawm rau hais txog qhov xwm txheej no, ib pab pawg coj los ntawm zaj nkauj tseem ceeb, tus kws tshawb fawb ntawm tianjin lub koom haum ntawm kev lag luam biotechnology nyob rau hauv Suav academy ntawm kev tshawb fawb, thawj lub hom phiaj ntawm kev tsim cov enzyme tshiab uas tuaj yeem hloov cov dej qab zib caustic.
Kev npaj tshuaj lom neeg lom neeg daws qhov teeb meem ntawm kev luam ntawv thiab dyeingCov txheej txheem ua ntej luam ntawv thiab dyeing muaj tsib kauj ruam: hlawv, desizing, refining, bleaching thiab silking.Txawm hais tias qee lub tuam txhab txawv teb chaws siv los tsim cov enzyme npaj ua ntej luam ntawv thiab dyeing, tab sis tsuas yog siv rau hauv cov txheej txheem ntawm desizing.
Song Hui tau hais tias, kev npaj enzyme yog ib hom kev ua haujlwm siab, kev noj tsawg, tsis muaj tshuaj lom lom lom catalyst, kev kho mob lom raws li kev npaj enzyme yog los daws cov kev lag luam luam ntawv thiab dyeing txoj hauv kev zoo tshaj plaws rau kev ua qias tuaj thiab noj siab, tab sis tom qab. ntau yam ntawm kev npaj enzyme, ib tus nqi siab dua ntawm kev npaj enzyme ntawm compound thiab tsis muaj kev sib raug zoo nrog kev tshawb fawb ntawm textile auxiliaries, ua tiav dye enzymatic pretreatment txheej txheem tseem tsis tau tsim.
Lub sijhawm no, zaj nkauj tseem ceeb pab pawg thiab ntau lub tuam txhab tau mus txog kev sib raug zoo.Tom qab peb xyoos, lawv tau tsim ntau yam zoo ntawm textile bioenzyme npaj thiab lawv cov txheej txheem tsim khoom, suav nrog amylase, alkaline pectinase, xylanase thiab catalase.
"Desizing - refining compound enzyme npaj tau daws qhov teeb meem nyuaj ntawm desizing polyester paj rwb thiab ntshiab polyester grey ntaub.Yav dhau los, amylase desizing tsuas tuaj yeem daws cov ntaub grey nrog cov hmoov txhuv nplej siab, thiab daim ntaub grey nrog PVA sib tov tsuas yog boiled thiab tshem tawm nrog kub alkali.Hnub spinning pab pawg thawj coj ua haujlwm Ding Xueqin tau hais tias, cov khoom sib xyaw uas muaj cov nplaim hluav taws kub nyhiab, polyester npuag ntau yam ntawm kub alkali ua noj desizing, txwv tsis pub nws yuav ntsws, thiab kev siv cov khoom siv roj ntsha enzyme desizing nyhuv yog qhov zoo heev, los tiv thaiv cov ntaub shrinkage, tshem tawm. thiab hmoov txhuv nplej siab, PVA thiab huv si, thiab tom qab ua cov ntaub ntawv xav tias fluffy thiab mos, kuj daws teeb meem rau lub Hoobkas.
Txuag dej thiab hluav taws xob thiab txo cov dej phwj tuaj raws li zaj nkauj tseem ceeb, thaum cov txheej txheem enzymatic desizing thiab refining tiav lawm, nws tsis tsuas yog txuag qhov kub ntawm cov txheej txheem kho ib txwm, tab sis kuj txo cov nqi ntawm chav siv hauv cov txheej txheem pretreatment ntawm qis. qhov kub thiab txias, tseem ceeb txuag lub zog noj.Piv nrog rau cov txheej txheem ib txwm muaj, nws txuag 25 mus rau 50 feem pua ntawm chav thiab 40 feem pua ntawm hluav taws xob.
Enzymatic pretreatment txheej txheem hloov ib txwm siv tshuab ntawm caustic soda desizing thiab caustic soda refining txheej txheem, lwm txoj kev txhais tau hais tias lom fermentation khoom caustic soda, refining tus neeg saib xyuas thiab lwm yam chemicals, yog li ntawd, zoo heev txo cov dej khib nyiab pH nqi thiab COD nqi, cov tshuaj xws li zoo hloov tus neeg sawv cev refining tuaj yeem ua rau hauv cov dej khib nyiab ua ntej COD tus nqi yuav raug txo los ntawm ntau dua 60%.
"Biocomposite enzyme npaj muaj cov yam ntxwv ntawm kev kho mob me me, kev ua haujlwm siab thiab qhov tshwj xeeb zoo.Daim ntawv thov kev kho mob bioenzyme muaj kev puas tsuaj me me rau paj rwb fiber ntau, thiab nws muaj kev cuam tshuam zoo ntawm cov hmoov txhuv nplej siab thiab PVA slurry ntawm daim ntaub grey, uas tuaj yeem ua tiav cov txiaj ntsig zoo. "Qhov zoo ntawm cov paj rwb fiber ntau kho nrog cov thev naus laus zis no ntau dua li cov txheej txheem ib txwm muaj, nkauj hais.
Hais txog tus nqi teeb meem cuam tshuam los ntawm kev luam ntawv thiab dyeing tuam txhab, nkauj tseem ceeb tau hais tias biocomposite enzyme kev ua tau zoo yog siab, qhov ntau npaum li cas, tus nqi yog tib yam li cov koom haum textile dav dav, yuav tsis nce tus nqi ua, feem ntau cov tuam txhab textile tuaj yeem ua tau. txais nws.Tsis tas li ntawd, daim ntawv thov ntawm cov enzymes lom rau pretreatment tuaj yeem txo tus nqi ntawm pretreatment thiab txhim kho cov txiaj ntsig kev lag luam ntawm kev lag luam textile los ntawm kev txo lub zog noj ntawm chav, tshem tawm cov nqi ntawm cov dej khib nyiab alkaline, thiab txo cov nqi ntawm ntau yam tshuaj AIDS. .
"Nyob rau hauv daim ntawv thov ntawm enzymatic pretreatment technology ntawm tianfang, enzymatic pretreatment ntawm 12,000 meters ntshiab paj rwb ntaub thiab 11,000 meters aramid kub-yoj cab cab yuav txo tau tus nqi los ntawm 30% thiab 70% raws li piv nrog cov tsoos alkaline txheej txheem.""Said ding.
Lub sij hawm xa tuaj: Plaub Hlis-08-2022