Raws li cov ntawv tshaj tawm tshiab los ntawm IHS cim, kev siv thoob ntiaj teb ether solub hauv 2018. Ntawm cov neeg Esxias dej hauv xyoo 2018. Ntawm cov neeg Esxias dej hauv 2018. Raws li IHS cim, kev noj ntawm cellulose ether yuav tsum loj hlob ntawm cov lag luam nruab nrab ntawm thaj av uas muaj hnub nyoog qis dua ntawm cov neeg ntiaj teb nruab nrab, 1.2% thiab 1.3% feem. , thaum txoj kev xav tau ntawm Asia thiab Oceania yuav siab dua lub ntiaj teb nruab nrab, ntawm 3.8%; Txoj Kev Xav Tau Ntawm Suav Teb yuav yog 3.4%, thiab tus nqi loj hlob hauv Central thiab Eastern Europeant yuav tsum yog 3.8%.
Nyob rau hauv 2018, thaj av nrog kev noj ntau tshaj plaws ntawm cellulose ntawm lub ntiaj teb yog Asia yog Asia, suav txog 40% ntawm tag nrho cov kev noj, thiab Tuam Tshoj yog lub zog tsav tsheb loj. Western Europe thiab North America suav rau 19% thiab 11% ntawm kev noj hauv ntiaj teb, feem ntau. Carboxymethyl cellulose (cmc) suav nyiaj rau 50% ntawm tag nrho cov neeg muaj kev pab hais tias yuav muaj tsawg dua li ntawm cov cellulose muaj kev hais ua ib qho yav tom ntej. Methylcellulose / hydroxypropal MethylropEyl Cellulose (MC / HPMC) muaj npe rau 13%, thiab lwm yam neeg uas hais txog cellulose suav rau li 3%.
Raws li tsab ntawv ceeb toom, cov kws kho mob cellulose tau siv dav hauv cov thickeners, cov nplaum, emulsifiers, tus neeg viscosity tswj. Cov ntawv thov xaus suav suav nrog cov tshuaj ntxig thiab gouuts, zaub mov, xim pleev xim thiab pleev xim, ntxiv rau cov tshuaj noj thiab khoom noj khoom haus. Ntau yam kev hais ua ke ntawm cellulose tseem muaj kev sib tw nyob rau hauv ntau cov khoom lag luam nrog cov khoom siv zoo sib xws, xws li cov hluavtaws dej polymble thiab ntuj-soluble polymers. Synthetic dej-soluble cov polymers suav nrog polyacrylates, polyvinyl cawv, thaum ntuj dej-solason cov pos hniav tsuas yog suav nrog Xanthan ntawm cov pos hniav, nqa cov pos hniav, thiab lwm yam pos hniav. Hauv daim ntawv thov tshwj xeeb, uas polymer tus neeg tau xaiv tau xaiv nyob ntawm kev lag luam tawm ntawm kev lag luam tau, kev ua tau zoo thiab tus nqi, thiab cov txiaj ntsig ntawm kev siv.
Nyob rau hauv 2018, tag nrho cov carboxymethylcellied (CMC) kev ua lag luam tau mus txog 530,000 tons, qib kev daws teeb meem thiab qib siab. Qhov tseem ceeb tshaj plaws kev siv CMC yog xab npum, siv cov khoom noj muaj qib CMC, cov nyiaj txiag rau 22% ntawm kev noj; Roj daim teb daim ntawv thov tswj tau txog 20%; Cov khoom noj ntxiv rau cov khoom noj rau kwv yees li 13%. Hauv ntau thaj tsam, CMC tus thawj lag luam yog cov tseem ceeb, tab sis thov los ntawm cov roj oilfield yog qhov tsis sib xws thiab txuas rau cov nqi roj. CMC kuj tau ntsib kev sib tw los ntawm lwm cov khoom lag luam, xws li hydrocolloids, uas tuaj yeem muab kev ua tau zoo dua hauv qee cov ntawv thov. Thov kom Cellulose cov neeg hais txog lwm yam dua CMC yuav raug tsav los ntawm kev tsim kho cov kev siv ua ntej, suav nrog cov khoom siv sib tw, nrog rau cov khoom siv sib tw, nrog rau cov ntawv thov kev saib xyuas cov chaw muag tshuaj thiab cov cim kev cim rau tus kheej.
Raws li IHS cov cim cim qhia, CMC muaj cov khoom lag luam tseem muaj gragmented, nrog rau tsib tus neeg tsim khoom loj tshaj plaws rau tsuas yog 22% ntawm tag nrho cov peev xwm. Tam sim no, Suav Industrial-qib CMC cov khoom tsim ua lag luam, kev siv nyiaj rau 48% ntawm tag nrho cov peev xwm. Kev tsim cov khoom siv kom muaj qib CMC yog qhov tseeb tau tsom xam, thiab ntau qhov muaj peev xwm loj tshaj plaws muaj peev xwm ntau ntawm 53%.
Kev sib tw toj roob hauv pes ntawm CMC yog txawv ntawm lwm yam ntawm lwm cov cellulose neeg hais. Tus Harbor yog qhov tsawg, tshwj xeeb tshaj yog rau Industrial-qib Cmc cov khoom lag luam nrog kev coj dawb huv ntawm 65% ~ 74%. Kev ua lag luam rau cov khoom zoo li no yog ntau cov fragmented thiab yeej los ntawm cov tuam ntxhab suav. Kev ua lag luam rau kev ua kom huv qib qib CMC muaj ntau lub siab, uas muaj kev coj dawb huv ntawm 96% lossis siab dua. Nyob rau hauv 2018, lub ntiaj teb kev noj ntawm cellulose kev ua neeg muaj lwm yam dua li cmc yog 537,000 tons, tsuas yog siv rau kev tsim kho kev lag luam, suav rau 47%; Cov ntaub ntawv kev lag luam thiab cov ntaub ntawv kev lag luam suav suav tau rau 14%; Cov kev lag luam txheej saum npoo kom muaj rau 12%. Kev ua lag luam rau lwm cov cellulose muaj kev hais qhia ntau dua, nrog rau tsib tus neeg tsim khoom sab saum toj ua ke rau 57% ntawm lub ntiaj teb ntau lawm.
Zuag qhia tag nrho, daim ntawv thov kev cia siab ntawm cellulose cov neeg muaj kev pab nyob hauv cov khoom noj thiab kev lag luam zoo yuav ua rau muaj kev loj hlob. Raws li cov neeg siv khoom thov kom muaj cov khoom noj muaj roj thiab cov ntsiab lus qab zib rau cellulose rau cov haujlwm cellulose, uas tuaj yeem muab cov haujlwm uas yuav tsum tau ua, tsis muaj kev sib cuam tshuam lossis kev hloov kho tshiab. Hauv qee cov kev siv, cov neeg muaj kev hais txog cellulose tseem tau ntsib kev sib tw los ntawm kev sib tw ua kom tuab, xws li muaj cov pos hniav ntau dua.
Lub Sijhawm Post: Mar-14-2023