Chitukuko chamtsogolo komanso kupita patsogolo kwaukadaulo kwa white corundum micropowder
Akuyenda m'malo opangira zinthu mwatsatanetsatane ku Shenzhen, Li Gong anali ndi nkhawa ndi maikulosikopu - gulu la magawo a ceramic omwe amagwiritsidwa ntchito popanga magalasi a makina a lithography anali ndi zikwapa za nano-level pamalo awo. Pambuyo m'malo atsopano otsika-sodiumwhite corundum micropowdermadzi opukuta ndi wopanga, zokandazo zinazimiririka mozizwitsa. “Ufa umenewu uli ngati uli ndi maso, ndipo ‘umaluma’ tokha popanda kuvulaza chigawocho!” Iye sakanachitira mwina koma kumenya mutu wake ndi kusirira. Chochitika ichi chikuwonetsa kusintha kwaukadaulo komwe makampani a white corundum micropowder akukumana nawo. "Mano a mafakitale" omwe anali afumbi akusintha kukhala "nano scalpels" popanga zinthu zapamwamba kwambiri.
1. Malo opweteka amakampani apano: Makampani opanga ufa wang'onoang'ono pamphambano zakusintha
Msika wapadziko lonse lapansi wa white corundum micro powder ukuwoneka kuti ukukulirakulira - China, monga wopanga wamkulu, amawerengera zoposa 60% za kupanga padziko lonse lapansi, ndipo kukula kwa msika kudzapitilira 10 biliyoni mu 2022227. Koma mukalowa m'dera la fakitale ku Gongyi, Henan, mabwana akugwedeza mitu yawo pazogulitsa: "Katundu wotsika mtengo, sangagulitsidwe." Izi zikuwonetsa zovuta ziwiri zazikulu mumakampani:
Kuchulukira kotsika: Zogulitsa zachikhalidwe zazing'ono za ufa zimasinthidwa mozama, zimagwidwa munkhondo yankhondo yamtengo wapatali, ndipo phindu la phindu latsika pansi pa 10%
Kupereka kwapamwamba sikukwanira:Semiconductor-grade micro powderamadalirabe katundu wochokera kunja, ndipo mankhwala oyeretsedwa a 99.99% a opanga ena apadziko lonse amagulitsidwa pamtengo wofikira yuan 500,000 pa toni, yomwe ili kuwirikiza ka 8 kuposa ya zinthu zapakhomo.
Choyipa kwambiri ndichakuti temberero lachitetezo cha chilengedwe likukulirakulirakulirakulira. Chaka chatha, fakitale yakale ku Zibo, Shandong adalipira chindapusa cha 1.8 miliyoni chifukwa chopitilira muyeso wamagetsi otulutsa mpweya wamoto. Bwanayo anamwetulira mopwetekedwa mtima kuti: “Ndalama zoteteza chilengedwe zimawononga phindu, koma ngati simuika zida zatsopano, muyenera kutseka!” 8 Makasitomala otsika atayamba kufuna ziphaso za carbon footprint, nthawi yochuluka yopangira zinthu yalowa kale.
2. Kupambana kwaukadaulo: Nkhondo zinayi zili mkati
(1) Kukonzekera kwa Nanoscale: nkhondo yosinthira "ufa wawung'ono" kukhala "ufa wabwino"
Mpikisano wa tinthu tating'ono: Makampani otsogola apeza kuchuluka kwa ufa wochepera 200 nanometers, womwe ndi bwalo limodzi lalikulu kuposa coronavirus yatsopano (pafupifupi ma nanometer 100).
Kufalikira kwaukadaulo waukadaulo: Hanshou Jincheng Company yokhala ndi ma hydraulic sedimentation classification process imathetsa vuto la tinthu tating'onoting'ono powonjezera dispersant, kukakamiza kubalalitsidwa kwa tinthu tating'ono tazinthu zomwezo kuchokera ku ± 30% mpaka ± 5%.
Kuwongolera kwa morphology: Sphericization imalola kukangana kwa ufa wocheperako kuti m'malo mwa kutsetsereka, ndipo kuwonongeka kwa kupukuta kumatsika ndi 70%. Katswiri wina wa kampani ya ku Japan anati: “Zili ngati kuchotsa miyala n’kuika mikanda yagalasi, ndipo kutheka kwa mikanda kumachepa mwachibadwa.”
(2) Kusintha kochepa kwa sodium: Kuyera kumatsimikizira mtengo
Makampani opanga ma semiconductor amadana ndi ayoni a sodium - kuyipitsidwa kwa sodium kukula kwa njere yamchere kumatha kuwononga mtanda wonse. Low-sodium woyera corundum ufa (Na2O zili ≤ 0.02%) wakhala chinthu chotentha:
Kukweza kwaukadaulo wa Arc kusungunuka: Kusungunuka kwa gasi kwa inert kumatengedwa, ndipo kuchuluka kwa sodium volatilization kumawonjezeka ndi 40%
Mapulani olowa m'malo: Kaolin amagwiritsidwa ntchito m'malo mwa bauxite, ndipo sodium yopezeka mwachilengedwe imachepetsedwa ndi 60%
Ngakhale mtengo wa mtundu uwu wa mankhwala ndi wokwera katatu kuposa ufa wamba, ndi wochepa. Mzere wotsika wa sodium womwe wangopangidwa mufakitale ku Jiangxi uli ndi maoda mpaka 2026.
(3)Kupanga zobiriwira: nzeru zokakamizidwa ndi kuteteza chilengedwe
Kubwezeretsanso zinthu zopangira: Zinyalala kugaya gudumu recycling luso akhoza kuonjezera mlingo wobwezeretsanso ufa zinyalala mpaka 85%, kuchepetsa mtengo ndi 4,000 yuan pa tani.
Kusintha kwanjira: Njira yopangira ufa wowuma imalowa m'malo mwa njira yonyowa, ndipo madzi otayira amachepetsedwa mpaka ziro. Mabizinesi a Henan adayambitsa njira yobwezeretsa zinyalala, ndipo kugwiritsa ntchito mphamvu kudatsika ndi 35%
Kusintha kwa zinyalala zolimba: Fakitale ku Liaocheng, m'chigawo cha Shandong idasandutsa zinyalala kukhala zomangira zosapsa ndi moto, zomwe zimapeza ndalama zokwana 2 miliyoni za yuan chaka chilichonse. Bwanayo anaseka kuti: “Kale, kuteteza chilengedwe inali njira yogulira chitetezo, koma tsopano ndi njira yatsopano yopezera ndalama.”
(4) Kupanga mwanzeru: kudumpha koyendetsedwa ndi data
Mu msonkhano wa digito wa Zhengzhou Xinli, chophimba chachikulu chikuwonetsa kagawo kakang'ono kagawidwe ka micropowder munthawi yeniyeni. "Makina osankhidwa a AI amatha kusintha magawo a mpweya, kuti chiwongola dzanja chikwere kuchokera pa 82% mpaka 98%. Mtsogoleri waukadaulo adawonetsa zida zothamanga ndipo adati 6. Kuwunika kwapaintaneti kwa laser particle size analyzer pamodzi ndi makina ophunzirira makina amatha kukwaniritsa mayankho achiwiri pakusintha kwabwino, kutsanzikana kwathunthu ndi chikhalidwe cha "post-spection" mode.
3. Nkhondo yamtsogolo: kusinthika kokongola kuchokera ku mawilo ogaya kupita ku tchipisi
Chotsatira "njira yagolide” ya white corundum micropowder ikutseguka:
Kupaka kwa semiconductor: kumagwiritsidwa ntchito pakupukuta ndi kupukuta kwa silicon, komwe kukukula kwapachaka padziko lonse lapansi kupitilira 25%
Munda Wamphamvu Watsopano: monga cholumikizira batire la lithiamu cholumikizira, kukonza kukana kutentha ndi ma ion conductivity
Biomedical: Nano-kupukuta kwa kukonzanso kwa dothi ladothi, ndi zofunikira zolondola za 0.1 micron
Kusintha kwa white corundum micropowder ndi microcosm yaku China yopanga kukweza. Pamene fakitale yakale ku Zibo ntchito yosindikiza 3D kumanganso otaya munda wa ng'anjo calcining, ndipo pamene gulu ku Chinese Academy of Sciences nakulitsa single-crystal alumina microspheres mu labotale, zotsatira za "nkhondo micrometer" sizinalinso anatsimikiza ndi mphamvu panopa kupanga, koma amene angatanthauze mwala wapangodya wa kupanga mwatsatanetsatane m'tsogolo ndi nanometer.