Kev Taw Qhia rau Nano Antibacterial Oxidants hauv Kev Lag Luam Textile
Cov khaub ncaws qaub, nplaum nplaum tom qab kev tawm dag zog, pwm- cov thom khwm thiab cov ris tsho hauv qab thaum lub caij los nag, hla- kev pheej hmoo kis kab mob hauv tsev kho mob txaj, thiab cov ntxhiab tsw tsis tu ncua ntev - siv cov ntaub pua plag tsev so thiab cov ntaub pua plag - tag nrho cov teeb meem ntawm textiles no feem ntau yog tsav los ntawm microbial loj hlob ntawm fiber ntau. Raws li kev ua haujlwm textiles nthuav dav los ntawm cov kws tshaj lij mus rau cov neeg siv khoom lag luam loj, nano antibacterial oxidants tau maj mam dhau los ua cov tshuaj tua kab mob tseem ceeb rau kev ua tiav textile, ua tsaug rau lawv qhov ntev - kav ntev, ruaj khov thiab nyab xeeb.
Dab tsi yog Nano Antibacterial Oxidants?
Nano antibacterial oxidants yog subcategory ntawm inorganic antibacterial systems. Lawv cov khoom tseem ceeb yog nanoscale hlau oxides, feem ntau nano zinc oxide thiab nano titanium dioxide, tsim rau hauv dej-raws li lossis hnyav- raws li cov neeg ua tiav los ntawm cov txheej txheem tshwj xeeb dispersion.
Lawv ua haujlwm ntawm ob lub tshuab ntawm ion-cov kab mob sib kis nrog rau oxidative sterilization. Tsis zoo li cov tshuaj tua kab mob cov kab mob ib txwm siv los ntawm cov tshuaj tua kab mob los tua cov kab mob, nano antibacterial oxidants tso cov kab hlau ions los cuam tshuam cov kab mob metabolism ntawm ib sab, thiab tsim cov pa oxygen reactive nyob rau hauv lub teeb kom tawg cov kab mob ntawm cov phab ntsa thiab cov khoom siv caj ces ntawm oxidation ntawm lwm tus. Qhov no yog lub npe "antibacterial oxidant" los ntawm.
Ntawm nanoscale, cov khoom siv muaj qhov tshwj xeeb ntawm thaj chaw tshwj xeeb, yog li nws muab cov txiaj ntsig zoo rau cov kab mob ntawm cov tshuaj tsawg heev thiab tuaj yeem sib npaug sib npaug thoob plaws fiber ntau.
Lawv ua haujlwm li cas ntawm Textiles
Nano antibacterial oxidants ntawm textiles ua haujlwm los ntawm ob txoj hauv kev ntxiv, hloov mus rau ntau yam kev siv scenarios:
1. Sustained ion- tso tawm bacteriostasis
Nano hlau oxides maj mam tso cov kab hlau ions (xws li zinc ions), uas nkag mus rau cov kab mob ntawm tes, cuam tshuam nrog cov kab mob hauv lub cev thiab cov txheej txheem metabolic, thiab inhibit cov kab mob sib faib thiab kev loj hlob. Cov txheej txheem no tsis xav tau lub teeb thiab ua haujlwm tsis tu ncua nyob rau hauv qhov tsaus ntuj, ib puag ncig ib puag ncig xws li hauv khau thiab thom khwm lossis cov khaub ncaws folded.
2. Photocatalytic oxidative sterilization
Raws li pom los yog ultraviolet lub teeb, nano zinc oxide thiab titanium dioxide tau qhib kom tsim cov pa oxygen reactive xws li hydroxyl radicals thiab superoxide anions. Cov tshuaj oxidizing siab heev sai oxidize thiab decompose cov kab mob proteins thiab nucleic acid cov qauv, ncaj qha inactivating cov kab mob. Lawv kuj rhuav tshem cov ntxhiab tsw - ua rau cov metabolites, xa cov tshuaj tua kab mob thiab deodorizing.
Cov txheej txheem ua ke ua kom ntev -cov kab mob bacteriostasis kav ntev thaum hnav txhua hnub thiab txhim kho kom tsis muaj menyuam thiab deodorization nyob rau hauv ib puag ncig teeb, yoog raws cov kev siv nyuaj ntawm textiles.
Ob Qhov Kev Thov Tseem Ceeb hauv Kev Lag Luam Textile
Hauv kev ua textile, nano antibacterial oxidants feem ntau yog siv los ntawm kev tshaj tawm -ua kom tiav thiab sib xyaw spinning, txhua qhov haum rau cov substrates sib txawv thiab kev ua haujlwm.
1. Tshaj tawm - txheej txheem tiav (feem ntau siv dav)
Qhov no yog txoj kev ua haujlwm tseem ceeb rau cov fibers ntuj xws li paj rwb, linen, silk thiab wool, nrog rau cov ntaub sib xyaw. Los ntawm padding, dipping los yog txheej, nano antibacterial oxidants yog tso rau ntawm fiber ntau thiab ces tsau rau cov ntaub los ntawm ziab thiab tshav kub.
Qhov zoo: cov cuab yeej paub tab, tus nqi hloov pauv tsawg, muaj feem xyuam rau kev hloov kho cov ntaub ntawv tiav, sib xws nrog ntau pawg textile.
Cov khoom tsim nyog: Tsev textile fabrics, npaj-ua khaub ncaws, thom khwm, ntaub thiab ntaub pua plag.
Fabrics kho nrog cov txheej txheem txheej txheem tswj ntau dua 90% inhibition tus nqi tiv thaivE. colithiabS. aureusTom qab 50 lub voj voog ntxhua khaub ncaws hauv tsev, ua tau raws li kev siv txhua hnub.
2. Muab cov txheej txheem spinning
Rau cov khoom siv hluavtaws xws li polyester, nylon thiab polypropylene, nano antibacterial hmoov tuaj yeem sib xyaw nrog cov chips resin ua ntej spinning, kom cov tshuaj tua kab mob sib npaug hauv cov fiber ntau.
Qhov zoo: Kev ntxuav zoo heev, kev ua haujlwm tiv thaiv kab mob sib tw rau lub neej ua haujlwm ntawm fiber ntau, kub kub thiab kev sib txhuam tsis kam, haum rau siab - hnav cov khoom lag luam.
Cov khoom tsim nyog: Cov ntaub thaiv kev kho mob, cov khoom siv tsheb sab hauv, cov khoom siv sab nraum zoov, cov ntaub ntawv ncaws pob.
Cov txiaj ntsig tseem ceeb tshaj li cov tshuaj tua kab mob tshuaj tua kab mob
Kev lag luam textile tau sim ntau cov tshuaj tua kab mob, los ntawm cov organic quaternary ammonium ntsev thaum ntxov thiab chlorine -raws li cov neeg ua haujlwm rau nyiaj -raws li tshuab. Kev loj hlob ntawm nano antibacterial oxidants feem ntau yog los ntawm lawv lub peev xwm los daws qhov mob tseem ceeb ntawm cov kev daws teeb meem ib txwm muaj:
Cov huab cua zoo heev thiab ntxuav tsis kam, kev ua haujlwm ruaj khovInorganic oxides yog tshuaj ruaj khov, tiv taus kub, tshav ntuj thiab acid- puag ncig. Lawv tsis decompose thiab poob kev ua tau zoo xws li cov organic antibacterial agents, thiab lawv tsis volatilize thaum lub sij hawm siab - kub dyeing thiab teeb. Lawv lub neej ua haujlwm ntev ntev dua li cov tshuaj tiv thaiv kab mob sib xyaw ua ke.
Muaj kev nyab xeeb, qis- khaus khaus thiab ua tau raws li qhov xav tauTsim nyog nano zinc oxide thiab titanium dioxide yog tsawg- ua kom khaus, cov khoom siv biocompatible heev. Lawv ua raws li cov qauv xws li OEKO-TEX Standard 100 thiab GB 31710 tus qauv kev nyab xeeb rau cov menyuam mos thiab menyuam mos textiles, ua rau tsis muaj kev phom sij ntawm daim tawv nqaij, thiab tsim nyog rau cov khoom siv tawv nqaij ncaj qha nrog rau cov me nyuam mos thiab kaw - khaub ncaws hnav.
Tsawg kev pheej hmoo ntawm cov kab mob tsis zooTsis zoo li cov tshuaj tua kab mob thiab cov tshuaj tua kab mob organic uas tsom mus rau ib txoj hauv kev ntawm tes, lub cev nqaij daim tawv cuam tshuam thiab oxidative kev puas tsuaj mechanism ntawm nano antibacterial oxidants ua rau ntau yam kab mob. Ntev- siv sijhawm ntev tsis ua rau cov kab mob tsis zoo, ua rau lawv haum rau siab -kev tu cev xws li tsev kho mob thiab chaw pej xeem.
Ntau- ua haujlwm tau zooDhau li ntawm cov kab mob tua kab mob thiab tiv thaiv- pwm cov khoom, nano zinc oxide kuj tseem muab cov txiaj ntsig ntxiv xws li UV tiv thaiv thiab tsw ntxhiab. Ib txheej txheej tiav ntxiv ntau txoj haujlwm rau cov ntaub, xa cov nqi ntau dua.
Key Textile Application Scenarios
Cov neeg siv khoom siv textiles
Kaw-cov khaub ncaws hnav: ris tsho hauv qab, thom khwm, khaub ncaws me nyuam mos thiab menyuam yaus, txo cov kab mob loj hlob thiab tsw ntxhiab hauv qhov kub thiab txias.
Kev ua kis las thiab hnav sab nraum zoov: Cov khaub ncaws ua kis las, yoga hnav, hnav ris tsho hiking, khau sab saum toj, tshem tawm hws tsw thaum lub cev qhuav dej.
Tsev Textiles: Cov txaj pw, ntaub pua tsev, ntaub pua plag, phuam da dej thiab phuam da dej, txo cov microbial kev loj hlob nyob rau hauv tsev ib puag ncig, tshwj xeeb tshaj yog haum rau cov cheeb tsam yav qab teb.
Industrial thiab public textiles
Cov ntaub ntawv kho mob: Cov ris tsho phais, cov khaub ncaws neeg mob, cov ntaub ntawv hauv tsev kho mob, cov ntaub thaiv kev tiv thaiv, txo qhov kev pheej hmoo ntawm tus kab mob nosocomial -.
Pej xeem tej chaw: Hotel linens, tsev kawm ntawv cov khaub ncaws, pej xeem zaum fabrics, tsheb npav thiab subway rooj ntaub.
Automotive interiors: Lub rooj zaum fabrics, headliners, ntaub pua plag, daws teeb meem pwm thiab tsw nyob rau hauv lub tsheb cabins.
Common Misconceptions
Misconception 1: Cov koob tshuaj ntau dua txhais tau hais tias cov nyhuv antibacterial zoo dua
Kev ua tau zoo ntawm nanomaterials nyob ntawm qhov ua tau zoo dispersion. Kev noj ntau dhau ua rau particle agglomeration, uas txo cov kev ua haujlwm ntawm cov kab mob, thiab tseem cuam tshuam cov ntaub tes, whiteness thiab xim ceev ceev. Cov qauv tsim tau zoo rau cov hom ntaub tshwj xeeb thiab cov hom phiaj kev ua haujlwm, tsis yog qhov muag tsis pom kev nce ntxiv.
Misconception 2: Antibacterial fabrics yog kiag li tsis muaj menyuam
Antibacterial fabrics ua hauj lwm los ntawm inhibiting kab mob kev loj hlob thiab ua kom microbial pej xeem nyob rau hauv ib tug tsawg heev theem, tsis yog los ntawm kev ua kom tsis muaj menyuam. Thaum hnav ib txwm, cov ntaub tseem tuaj yeem cuam tshuam nrog cov kab mob ib puag ncig, tab sis cov pej xeem raug tswj mus rau qib uas tiv thaiv tsw thiab pwm loj hlob. Kev tu tsis tu ncua tseem tsim nyog.
Misconception 3: Tag nrho cov nano antibacterial agents yog tib yam
Nano antibacterial agents npog ntau lub tshuab, suav nrog nyiaj -raws li, zinc-raws li thiab titanium- raws li hom, nrog ntau yam khoom sib txawv. Nano antibacterial oxidants tshwj xeeb yog xa mus rau cov khoom siv nrog photocatalytic oxidative sterilization txoj kev, uas txawv ntawm cov nyiaj ion zoo tib yam tshuaj tua kab mob hauv cov txheej txheem, huab cua tsis kam thiab nqi. Kev xaiv yuav tsum tau ua raws li qhov tseeb ntawm daim ntawv thov scenario.
Kev Tsim Kho Kev Lag Luam
Raws li ib puag ncig cov cai rau kev lag luam textile thoob ntiaj teb nce ntxiv, cov tshuaj tua kab mob cov tshuaj tiv thaiv kab mob cuam tshuam loj zuj zus vim VOC emissions thiab biodegradability tsis zoo. Inorganic nano antibacterial oxidants, nrog rau lawv eco-tus phooj ywg, ntev- tus yam ntxwv kav ntev thiab muaj kev nyab xeeb, tau nce kev lag luam nkag mus.
Lub caij no, kev sib koom ua ke ua haujlwm yog qhov kev coj ua kom pom tseeb: sib txuas cov kab mob tua kab mob, UV- tiv taus, tsis zoo ion thiab deb-infrared ua haujlwm rau hauv ib tus nano xov, kom ib kauj ruam ua ntxiv ntau yam khoom rau cov ntaub. Qhov no txo cov nqi ua haujlwm thiab ua tau raws li cov neeg siv khoom xav tau rau ntau- cov khoom siv textiles.
Rau textile manufacturers thiab hom, xaiv nano antibacterial oxidants nrog zoo dispersion, siab ceev ceev ceev thiab ua tiav cov kev cai yog ib txoj kev txhim khu kev qha los txhim kho cov khoom ua haujlwm thiab nce nqi ntxiv.