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Nyob rau hauv qhov kev sib xyaw ntawm cov khoom tshiab uas tsis muaj loj thiab tsis muaj ntaub ntawv, silica yog qhov tshuab siv rau kev tsim khoom uas muaj ntau yam siv thiab siv dav, thiab yog qhov khoom uas muaj qhov tseem ceeb rau hauv qhov kev sib xyaw ntawm silicon thiab kev sib xyaw ntawm cov khoom siv. Tsis zoo li carbon black uas muaj carbon nyob rau hauv, silica yog qhov tshuab uas tau tsim los ntawm lub siab thiab muaj silicon dioxide hydrate uas tsis muaj qhov ntsiab. Siv qhov qhia ntawm nws uas muaj qhov tseem ceeb ntawm tsis muaj txoj cai , environmentally Friendly , muaj cov qhov tseem ceeb uas tu siab , cov qhov tseem ceeb uas siv tau zoo, nó tshaj tawm tau cov xwm txheej tsis zoo ntawm carbon black pheej xwm—xws li tsis muaj ntau yam leej li cas thiab tsis siv tau zoo txaus hauv qee qhov chaw—ua rau nws yog ib qhov khoom tshuab tseem ceeb rau kev txhim kho thiab hloov kho kua nyob hauv kev lag luam xws li rubber, coatings, new energy, thiab fine chemicals, thiab muaj qhov chaw tsis tuaj yeem hloov pauv hauv kev lag luam nyob tam sim no.
Yog li cov khoom siv uas muaj qhov loj ntawm nanoscale, qhov tseem ceeb ntawm silica yog qhov cuab yeej uas muaj kev sib xyaw los ntawm nws qhov microstructure uas tsis tu ncua. Cov khoom no muaj qhov loj ntawm lub zeb uas nyuaj heev, qhov porosity siab, qhov specific surface area loj, thiab cov khaub ncaws uas tsis muaj kev sib xyaw thiab cov hydroxyl groups uas muaj kev ua haujlwm rau hauv qhov ntsug ntawm zeb, uas muab kev sib xyaw zoo rau hauv qhov ntsug. Thaum sib xyaw nrog cov khoom siv polymer rau kev kho, silica tso cia raws li qhov tswv yim ntawm matrix kom muaj qhov network structure uas txaus siab, uas pab txhawj tau thiab xa cov kev puas tsuaj los ntawm ntau qhov, uas pab tshaj li kev ua haujlwm ntawm cov khoom siv uas muaj ntau yam. Ntawd tias, nws qhov cuab yeej zoo rau kev tsis ua haujlwm ntawm cov khoom siv, kev tiv thaiv rau qhov hluav tais tsa siab, kev tiv thaiv rau kev ua haujlwm ntawm cov khoom siv, kev tiv thaiv rau kev ua haujlwm ntawm cov khoom siv, thiab kev tiv thaiv rau kev ua haujlwm ntawm cov khoom siv, uas pab tshaj li kev ua haujlwm ntawm cov khoom siv rau ntau qhov chaw uas muaj kev puas tsuaj siab, qhov hluav tais tsa siab, thiab kev puas tsuaj, uas pab tshaj li kev nyuaj ntawm cov khoom siv.
Los ntawm cov kev ua haujlwm sib txawv, lub tswv yim ntawm kev ua haujlwm qhia tias silica yog qhov tseem ceeb rau ob qhov ntsiab lus uas sib txawv. Cov khoom no muaj qhov sib txawv loj rau cov kev ua haujlwm teknik, cov kev siv tau zoo, thiab cov kev siv tau zoo, uas ua rau cov khoom no muaj qhov kev siv tau zoo los ntawm cov khoom uas sib pab rau ib leeg thiab muaj qhov nqi sib txawv. Silica uas tau ua los ntawm kev ua haujlwm sedimentation yog qhov khoom tseem ceeb rau lub tswv yim, uas tau ua los ntawm kev ua haujlwm wet synthesis ntawm silicates. Nws muaj cov qhov zoo li: muaj qhov ua haujlwm siab, muaj qhov nqi uas tuaj yeem suav tau, thiab muaj qhov ua haujlwm uas tuaj yeem ua kom loj dua, thiab muaj qhov ua haujlwm zoo uas tuaj yeem siv rau cov khoom uas siv tau rau cov kev ua haujlwm tswv yim. Nws tau siv dav rau cov qhov tseem ceeb uas muaj qhov tseem ceeb rau cov khoom rubber, cov khoom uas siv tau rau cov khoom siv, cov khoom siv rau cov dej ntawv, thiab cov khoom siv rau cov khoom siv hauv qhov hmo ntawm kev ua haujlwm, thiab nws muaj qhov ntau tshaj plaws rau lub tswv yim.
Silica hauv qhov cua yog qhov tshuaj tshuaj zoo tshaj plaws uas tau ua los ntawm kev hydrolysis hauv qhov cua thiab ntev ntev ntawm silicon tetrachloride, uas tau txais qhov purity uas nyob rau hauv 99.9% los sis, muaj qhov loj ntawm cov particles uas zoo li ib yam, muaj qhov structure ntawm cov pores uas zoo li muaj peb, tsis muaj lwm yam tshuaj tshuaj, thiab muaj qhov ability zoo tshaj plaws rau kev tso cov particles. Thaum peb pib piv rau cov silica uas tau ua los ntawm kev tso tawm, cov silica hauv qhov cua muaj qhov thickening, thixotropic, reinforcing, thiab hydrophobic zoo dua, uas yog qhov tseem ceeb rau cov cheeb tsam zoo tshaj plaws los ntawm cov sealants zoo tshaj plaws, cov khoom siv hauv electronics, cov coatings rau lub automobile zoo tshaj plaws, cov khoom siv hauv biomedical, thiab aerospace – uas yog qhov tshuaj tshuaj tseem ceeb rau kev ua khoom zoo tshaj plaws. Ntawd tsa, cov silica uas tau muab modifed, yog qhov tshuaj tshuaj uas tau muab modifed rau ntawm cov surfaces rau kev pab tshem tawm cov problems hauv cheeb tsam los ntawm kev tshuaj tshuaj tshuaj tshuaj thiab kev tsis sib xws, thiab pab tshem tawm cov khoom siv hauv ntau yam.
Cov tso thaiv tsim cov lus qhia tias nws yog lub chaw siv tshaj plaws rau cov khoom siv white carbon black thiab yog lub chaw tseem ceeb rau kev pab txhawj xeeb ntawm nws. Hauv kev tsim cov khoom zoo ib yam li cov roj tshuaj ntawm lub roj tshuaj, cov khoom silicone, cov khoom siv rau tshem tshem, thiab cov roj tshuaj rau lub roj tshuaj, white carbon black ua hais tias nws yog cov khoom siv rau kev pab txhawj xeeb uas tuaj yeem replace cov carbon black tshiab. Nws pab txhawj xeeb rau kev tswj cov roj tshuaj, kev tswj cov roj tshuaj, thiab kev tswj cov roj tshuaj, thiab pab txhawj xeeb rau kev tswj cov roj tshuaj thiab kev siv roj tshuaj ntawm lub roj tshuaj, uas sib npog rau kev tswj cov roj tshuaj thiab kev tswj cov roj tshuaj. Ntawd li, qhov tsis muaj duab ntawm white carbon black pab txhawj xeeb rau kev tsim cov roj tshuaj muaj duab, uas pab txhawj xeeb rau kev tsim cov roj tshuaj thiab kev siv cov roj tshuaj.
Cov kev sib tw ntawm cov khoom siv hauv qhov chaw sib tw yog qhov chaw uas cov khoom siv white carbon black (carbon dawb) muaj qhov zoo tshaj plaws. Hauv qhov kev sib tw ntawm cov khoom siv, cov khoom siv white carbon black yog qhov khoom siv uas tuaj yeem siv los ua qhov khoom siv ua kom cov khoom siv tsis muaj lub cev ntxiv thiab ua kom cov khoom siv muaj qhov zoo tshaj plaws rau kev sib tw, uas pab tau kev xam txog qhov ntxiv thiab qhov zoo tshaj plaws ntawm cov khoom siv, thiab pab tau kev sib tw kom muaj qhov ntxiv thiab qhov zoo tshaj plaws. Nws pab tau kev sib tw kom muaj qhov zoo tshaj plaws rau kev sib tw ntawm qhov chaw, kev sib tw ntawm qhov chaw, thiab kev sib tw ntawm qhov chaw, thiab pab tau kev sib tw kom tsis muaj kev sib tw thiab kev sib tw, thiab siv dav hauv kev sib tw ntawm cov khoom siv, kev sib tw ntawm cov khoom siv, thiab kev sib tw ntawm cov khoom siv uas muaj qhov zoo tshaj plaws rau kev sib tw. Hauv kev sib tw ntawm cov khoom siv, nws pab tau kev sib tw kom muaj qhov zoo tshaj plaws rau kev sib tw, pab tau kev sib tw kom muaj qhov zoo tshaj plaws rau kev sib tw thiab kev sib tw, thiab pab tau kev sib tw kom muaj qhov zoo tshaj plaws rau kev sib tw ntawm kev sib tw. Hauv kev sib tw ntawm cov khoom siv thiab kev sib tw ntawm cov khoom siv, cov khoom siv white carbon black uas muaj qhov zoo tshaj plaws thiab muaj qhov zoo tshaj plaws rau kev sib tw, vim tias nws muaj qhov zoo thiab tsis muaj qhov tsis zoo, yog siv los ua qhov khoom siv ua kom cov khoom siv tsis muaj qhov tsis zoo, ua kom cov khoom siv muaj qhov zoo tshaj plaws, thiab ua kom cov khoom siv muaj qhov zoo tshaj plaws rau cov khoom siv li cov khoom siv, cov khoom siv, cov khoom siv, thiab cov khoom siv, thiab pab tau kev sib tw kom muaj qhov zoo tshaj plaws rau kev sib tw.
Tus kub ntsuas ntawm cov khoom siv hluav tais tes, qhov tsis muaj duab ntawm cov khoom siv hluav tais tes, white carbon black, tau mus rau hauv lub tshuab ntxiv ntawm cov khoom siv hluav tais tes. Hauv cov khoom siv lithium battery, cov khoom siv white carbon black uas tau muab txuas ntxiv tuaj yeem siv rau lub tshuab ntawm cov khoom siv hluav tais tes, kom cov khoom siv hluav tais tes tau zoo dua rau kev tiv thaiv qhov ceev thiab kev tiv thaiv qhov tsis muaj duab, kom cov khoom siv hluav tais tes tsis tau ntxiv qhov ceev thiab tsis tau ntxiv qhov tsis muaj duab, kom cov khoom siv hluav tais tes zoo dua thiab tau ntxiv lub sijhawm siv dua. Hauv cov khoom siv photovoltaic thiab wind power, white carbon black tau muab tso rau hauv cov khoom siv photovoltaic film thiab cov khoom siv wind turbine blade kom cov khoom siv zoo dua rau kev tiv thaiv qhov ua haujlwm ntawm qhov ceev thiab kev tiv thaiv qhov tsis muaj duab thiab kev tiv thaiv qhov tsis muaj duab ntawm cov khoom siv, kom cov khoom siv hluav tais tes tau siv tau ntev hauv qhov ceev thiab tau muab siv rau cov khoom siv hluav tais tes thiab tau muab siv rau cov khoom siv hluav tais tes.
Kev saib xyuas txog kev pab neeg yuav pom tias kev lag luam silica ntawm China tau txais kev txiav txim los ntawm kev siv cov khoom uas tau muab los ntawm lwm lub nroog mus rau kev siv cov khoom uas tau ua kom zoo thiab kev paub txog teknolojia tau ua kom muaj. Thaum cov khoom silica uas muaj qhov zoo heev tau nyob hauv qhov kawg ntawm cov neeg nyob hauv lwm lub nroog rau ntev, kev paub txog teknolojia ntawm cov neeg nyob hauv lub nroog tau ua kom zoo dua thiab tau ua kom muaj kev siv cov khoom zoo heev ntawm lub nroog. Ntawd li, lub lag luam no tau nyob hauv kev hloov pauv kom zoo dua thiab nyob hauv kev siv cov kev lag luam uas muaj kev nyab xeeb rau cov phooj ywg, muaj kev siv cov laij tsis muaj kev nyab xeeb rau cov phooj ywg, muaj kev siv cov kev lag luam uas muaj kev siv cov khoom kom zoo thiab muaj kev siv cov khoom uas muaj kev siv kom zoo. Cov kev lag luam uas siv ntau lub zog thiab muaj kev nyab xeeb rau cov phooj ywg tau ncua tshem tawm, thaum cov kev lag luam uas muaj kev nyab xeeb rau cov phooj ywg thiab cov kev lag luam uas muaj kev siv cov khoom kom zoo tau muaj kev siv ntau, uas tau ua kom lub lag luam no muaj kev nyab xeeb rau cov phooj ywg zoo dua.
Tsuas no, kev pib siab ntawm cov qhov chaw rau hauv qab, xws li cov cheeb tsam ntau yam ntxiv, kev tsim khoom tshiab thiab cov khoom siv rau lub tsev xav txog kev nyab xeeb, tau ua rau kev xav tau rau cov khoom silica uas muaj qhov siab dua. Hauv tshuab, thaum cov teknolijy xav txog kev kho cov ntaub ntawv thiab kev tsim khoom raws li qhov tseem ceeb tau pib zoo dua, cov khoom silica uas muaj qhov tseem ceeb, muaj qhov tseem ceeb thiab muaj qhov siab dua yuav tau los yog qhov tseem ceeb ntawm qhov kev tsim khoom, uas pib pab kev pib siab ntawm cov cheeb tsam xws li cov rubber, cov lus qhia, cov ntau yam ntxiv thiab cov khoom siv hauv qhov kev tsim khoom thiab kev siv hauv kev kho mob, thiab ua rau muaj qhov tseem ceeb rau kev pib siab zoo ntawm cov khoom tshiab hauv Suav.
