Cov dej-raws li cov txheej txheem tau kov yeej kev lag luam tshiab ua tsaug rau qhov kev thov loj zuj zus ntxiv rau lwm txoj hauv kev zoo.
14.11.2024 dr hab
Cov txheej txheem dej yog kov yeej cov kev lag luam tshiab ua tsaug rau qhov kev xav tau loj zuj zus ntxiv rau kev hloov pauv ib puag ncig.Source: irissca - stock.adobe.com
Nyob rau hauv xyoo tas los no, muaj kev tsom mus rau kev ruaj khov thiab kev lav phib xaub ntawm ib puag ncig, ua rau muaj kev xav tau ntau dua rau cov txheej txheem dej. Cov qauv no tau txhawb ntxiv los ntawm cov kev tswj hwm kev tswj hwm txhawm rau txo qis VOC emissions thiab txhawb kev hloov pauv hauv eco.
Kev ua lag luam txheej txheej dej yog kwv yees kom loj hlob los ntawm EUR 92.0 billion hauv 2022 txog EUR 125.0 billion los ntawm 2030, xav txog kev loj hlob txhua xyoo ntawm 3.9%. Kev lag luam dej-raws li txheej txheej txuas ntxiv tsim kho tshiab, tsim cov qauv tshiab thiab thev naus laus zis los txhim kho kev ua tau zoo, ua haujlwm ntev, thiab siv tau zoo. Raws li kev ruaj ntseg tau txais qhov tseem ceeb hauv kev nyiam ntawm cov neeg siv khoom thiab cov kev cai tswj hwm, kev ua lag luam txheej txheej dej yuav tsum tau nthuav dav.
Hauv kev lag luam tawm tshiab ntawm thaj av Asia-Pacific (APAC), muaj kev thov siab rau cov txheej txheem dej vim muaj kev sib txawv ntawm kev txhim kho kev lag luam thiab kev lag luam ntau yam. Kev loj hlob ntawm kev lag luam feem ntau yog tsav los ntawm kev loj hlob siab thiab kev nqis peev tseem ceeb hauv kev lag luam xws li tsheb, khoom siv thiab khoom siv, kev tsim kho, thiab rooj tog zaum. Cov cheeb tsam no yog ib qhov chaw loj hlob sai tshaj plaws rau kev tsim khoom thiab kev thov rau cov xim pleev xim dej. Kev xaiv ntawm cov cuab yeej siv hluav taws xob polymer yuav txawv nyob ntawm qhov kawg-siv kev lag luam ntu thiab, rau qee qhov, lub teb chaws ntawm daim ntawv thov. Txawm li cas los xij, nws pom tseeb tias thaj av Asia-Pacific tau maj mam hloov los ntawm cov tshuaj hnyav-raws li txheej txheem rau cov khoom siv siab, dej-raws li, hmoov txheej, thiab lub zog kho tau.
Sustainable khoom thiab kev xav tau loj hlob hauv kev lag luam tshiab tsim cov hauv kev
Eco-friendly zog, durability, thiab txhim khu kev zoo nkauj boost kev noj nyob rau hauv ntau yam kev siv. Kev tsim kho tshiab, kev rov ua dua tshiab, thiab kev nqis peev loj zuj zus hauv cov lag luam tawm tshiab yog qhov tseem ceeb uas muab txoj hauv kev loj hlob rau cov neeg koom ua lag luam. Txawm li cas los xij, kev qhia txog cov thev naus laus zis tshiab thiab tsis muaj zog hauv titanium dioxide tus nqi tam sim no muaj teeb meem loj.
Acrylic resin coatings (AR) yog cov txheej txheem siv ntau tshaj plaws hauv cov toj roob hauv pes niaj hnub no. Cov txheej txheem no yog cov khoom siv ib leeg, tshwj xeeb tshaj yog preformed acrylic polymers yaj hauv cov kuab tshuaj rau saum npoo. Cov dej-raws li acrylic resins muab eco-phooj ywg lwm txoj hauv kev, txo cov ntxhiab tsw thiab hnyav siv thaum pleev xim. Thaum cov dej-raws li cov binders feem ntau siv rau hauv cov khoom siv kho kom zoo nkauj, cov chaw tsim khoom kuj tau tsim cov dej emulsion thiab dispersion resins feem ntau npaj rau kev lag luam xws li cov khoom siv hluav taws xob, tsheb, thiab kev tsim kho tshuab. Acrylic yog cov feem ntau siv resin vim nws lub zog, nruj, hnyav hnyav kuj, yooj, cuam tshuam tsis kam, thiab hardness. Nws txhim kho cov khoom nto xws li tsos, adhesion, thiab wettability thiab muaj corrosion thiab khawb kuj. Acrylic resins tau leveraged lawv cov monomer kev koom ua ke los tsim cov dej ntws acrylic binders haum rau ob qho tib si sab hauv tsev thiab sab nraum zoov. Cov binders no yog ua raws li ntau yam thev naus laus zis, suav nrog dispersion polymers, kua polymers, thiab tom qab emulsified polymers.
Acrylic Resins Evolve sai heev
Nrog nce kev cai ib puag ncig thiab kev tswj hwm, dej-raws li acrylic resin tau dhau los ua cov khoom lag luam loj hlob sai nrog cov ntaub ntawv paub tab thoob plaws txhua qhov dej-raws li txheej txheej vim nws cov kev ua tau zoo heev. Txhawm rau txhim kho cov khoom siv dav dav ntawm acrylic resin thiab nthuav dav nws daim ntawv thov ntau, ntau txoj kev polymerization thiab cov txheej txheem siab heev rau kev hloov kho acrylate yog siv. Cov kev hloov kho no tsom mus daws cov teeb meem tshwj xeeb, txhawb kev loj hlob ntawm cov khoom siv dej acrylic resin, thiab muab cov khoom zoo tshaj. Tsiv mus tom ntej, yuav tsum muaj kev xav tau txuas ntxiv los tsim cov dej-raws li acrylic resin kom ua tiav kev ua haujlwm siab, kev ua haujlwm ntau, thiab cov yam ntxwv zoo.
Kev lag luam coatings nyob rau hauv cheeb tsam Asia-Pacific tab tom muaj kev loj hlob siab thiab xav tias yuav txuas ntxiv nthuav dav vim kev loj hlob ntawm thaj chaw nyob, tsis yog neeg nyob, thiab kev lag luam. Lub cheeb tsam Asia-Pacific suav nrog ntau yam kev lag luam ntawm ntau theem ntawm kev txhim kho kev lag luam thiab ntau yam kev lag luam. Qhov kev loj hlob no feem ntau yog tsav los ntawm kev loj hlob ntawm kev lag luam siab. Cov thawj coj tseem ceeb tau nthuav dav lawv cov txheej txheem dej hauv Asia, tshwj xeeb hauv Suav teb thiab Is Nrias teb.
Hloov nyob rau hauv ntau lawm rau cov teb chaws Esxias
Piv txwv li, cov tuam txhab thoob ntiaj teb tab tom hloov kev tsim khoom mus rau cov tebchaws Esxias vim qhov kev thov siab thiab cov nqi tsim khoom qis, uas cuam tshuam rau kev lag luam loj hlob. Cov tuam txhab ua lag luam tswj hwm ib feem loj ntawm kev lag luam thoob ntiaj teb. Cov khoom lag luam thoob ntiaj teb zoo li BASF, Axalta, thiab Akzo Nobel tam sim no tuav ib feem tseem ceeb ntawm Suav lag luam dej txheej txheej. Tsis tas li ntawd, cov tuam txhab tseem ceeb hauv ntiaj teb no tau nquag nthuav dav lawv cov txheej txheem dej hauv Suav teb txhawm rau txhim kho lawv txoj kev sib tw. Thaum Lub Rau Hli 2022, Akzo Nobel tau nqis peev rau hauv txoj kab tsim khoom tshiab hauv Suav teb txhawm rau ua kom muaj peev xwm xa cov khoom lag luam ruaj khov. Kev lag luam coatings hauv Suav teb xav tias yuav nthuav dav vim muaj kev tsom mus rau cov khoom siv qis-VOC, kev txuag hluav taws xob, thiab kev txo qis emissions.
Tsoomfwv Indian tau tshaj tawm txoj haujlwm "Ua hauv Is Nrias teb" los txhawb txoj kev loj hlob ntawm nws txoj kev lag luam. Qhov kev pib no tsom mus rau 25 cov haujlwm, suav nrog tsheb, aerospace, railways, tshuaj, tiv thaiv, tsim khoom, thiab ntim khoom. Kev loj hlob hauv kev lag luam tsheb tau txais kev txhawb nqa los ntawm kev loj hlob hauv nroog sai thiab kev lag luam, nce kev yuav khoom, thiab cov nqi zog tsawg. Kev nthuav dav ntawm cov tuam txhab tsheb loj hauv lub tebchaws thiab nce kev tsim kho kev ua ub no, suav nrog ntau qhov kev siv nyiaj txiag ntau, tau ua rau muaj kev loj hlob sai hauv xyoo tas los. Tsoomfwv tab tom nqis peev hauv kev tsim kho vaj tse los ntawm kev nqis peev txawv teb chaws ncaj qha (FDI), uas xav kom nthuav dav kev lag luam xim dej.
Kev ua lag luam tseem pom muaj kev xav tau zoo rau cov txheej txheem ib puag ncig raws li ecological raw khoom. Cov txheej txheej dej tau txais kev muaj koob meej vim muaj kev tsom mus rau kev ruaj khov thiab nruj dua VOC cov cai. Kev taw qhia txog cov cai tshiab thiab cov kev cai nruj, suav nrog cov kev pib xws li European Commission's Eco-product Certification Scheme (ECS) thiab lwm lub koomhaum tseemfwv, qhia txog qhov kev cog lus los txhawb ib puag ncig ntsuab thiab muaj kev nyab xeeb nrog tsawg lossis tsis muaj teeb meem VOC emissions. Tsoomfwv txoj cai lij choj hauv Tebchaws Meskas thiab Tebchaws Europe sab hnub poob, tshwj xeeb tshaj yog cov phiaj xwm huab cua phem, xav tias yuav ua rau muaj kev hloov pauv txuas ntxiv ntawm cov thev naus laus zis tshiab, qis-emission txheej. Hauv kev teb rau cov qauv no, cov txheej txheem dej tau tshwm sim los ntawm VOC- thiab cov kev daws teeb meem tsis muaj txhuas, tshwj xeeb tshaj yog nyob rau hauv kev lag luam loj xws li Western Europe thiab Asmeskas.
Yuav tsum muaj kev nce qib tseem ceeb
Kev loj hlob ntawm kev paub txog cov txiaj ntsig ntawm cov xim eco-friendly yog tsav kev xav tau hauv kev lag luam, thaj chaw, thiab tsis nyob hauv kev tsim kho. Qhov xav tau rau kev txhim kho kev ua tau zoo thiab ua haujlwm ntev hauv cov txheej txheem dej yog tsav kev txhim kho ntxiv ntawm cov cob thiab cov thev naus laus zis ntxiv. Waterborne coatings tiv thaiv thiab txhim khu lub substrate, pab txhawb kev sustainability lub hom phiaj los ntawm kev txo cov khoom siv raw thaum khaws cia cov substrate thiab tsim cov txheej txheem tshiab. Txawm hais tias cov txheej txheem dej tau siv dav, tseem muaj cov teeb meem thev naus laus zis los daws, xws li kev txhim kho durability.
Kev ua lag luam ntawm cov txheej txheem dej hauv av tseem muaj kev sib tw, nrog ntau lub zog, kev sib tw, thiab lub sijhawm. Dej-raws li cov yeeb yaj kiab, vim yog qhov hydrophilic ntawm cov resins thiab dispersants siv, tawm tsam los tsim muaj zog tiv thaiv thiab tiv thaiv dej. Additives, surfactants, thiab pigments tuaj yeem cuam tshuam hydrophilicity. Txhawm rau txo qhov hlwv thiab qis dua, kev tswj hwm cov khoom siv hydrophilic ntawm cov txheej txheem dej yog qhov tseem ceeb los tiv thaiv cov dej ntau dhau los ntawm zaj duab xis "qhuav". Ntawm qhov tsis sib xws, kub kub thiab cov av qis tuaj yeem ua rau tshem tawm cov dej sai, tshwj xeeb tshaj yog nyob rau hauv cov qauv qis-VOC, uas cuam tshuam rau kev ua haujlwm thiab txheej txheej zoo.
Post lub sij hawm: Jun-12-2025
