Yuav ua li cas yog lub lag luam hauv tsev thiab txawv teb chaws ntawm non-ionic cellulose ether?

(1)Txheej txheem cej luam ntawm lub ntiaj teb nonionic cellulose ether lag luam:

Los ntawm qhov kev xav ntawm lub ntiaj teb no muaj peev xwm faib khoom, 43% ntawm tag nrho lub ntiaj teb nocellulose etherKev tsim khoom hauv xyoo 2018 tuaj ntawm Asia (Tuam Tshoj suav txog 79% ntawm cov khoom lag luam Asian), Western Europe suav txog 36%, thiab North America suav txog 8%. Los ntawm kev xav ntawm lub ntiaj teb cellulose ether xav tau, lub ntiaj teb cellulose ether noj nyob rau hauv 2018 yog hais txog 1.1 lab tons. Los ntawm 2018 txog 2023, kev noj cellulose ether yuav loj hlob ntawm qhov nruab nrab txhua xyoo ntawm 2.9%.

Ze li ntawm ib nrab ntawm tag nrho lub ntiaj teb cellulose ether noj yog ionic cellulose ( sawv cev los ntawm CMC), uas yog tsuas yog siv nyob rau hauv detergents, oilfield additives thiab zaub mov additives; kwv yees li ib feem peb yog non-ionic methyl cellulose thiab nws cov derivatives tshuaj (sawv cev los ntawmHPMC), thiab qhov seem ib-rau yog hydroxyethyl cellulose thiab nws cov derivatives thiab lwm yam cellulose ethers. Kev loj hlob ntawm kev thov rau cov tsis-ionic cellulose ethers feem ntau yog tsav los ntawm kev siv hauv cov khoom siv hauv tsev, txheej, zaub mov, tshuaj, thiab tshuaj txhua hnub. Los ntawm qhov kev xav ntawm lub regional faib ntawm cov neeg siv khoom lag luam, cov lag luam Esxias yog lub lag luam loj tshaj plaws. Los ntawm 2014 txog 2019, qhov kev loj hlob txhua xyoo ntawm kev thov rau cellulose ether hauv Asia tau nce mus txog 8.24%. Ntawm lawv, qhov kev thov tseem ceeb hauv Asia yog los ntawm Tuam Tshoj, suav txog 23% ntawm tag nrho cov kev xav tau thoob ntiaj teb.

(2)Txheej txheem cej luam ntawm domestic non-ionic cellulose ether lag luam:

Hauv Suav teb, ionic cellulose ethers sawv cev los ntawmCMCtsim ua ntej, tsim cov txheej txheem tsim khoom lag luam thiab muaj peev xwm ntau lawm. Raws li IHS cov ntaub ntawv, Suav tuam txhab lag luam tau nyob ze li ib nrab ntawm lub ntiaj teb kev tsim khoom muaj peev xwm ntawm cov khoom siv CMC. Txoj kev loj hlob ntawm non-ionic cellulose ether pib lig nyob rau hauv kuv lub teb chaws, tab sis txoj kev loj hlob sai.

Raws li cov ntaub ntawv ntawm Tuam Tshoj Cellulose Industry Association, lub peev xwm ntau lawm, tso zis thiab muag ntawm non-ionic cellulose ethers ntawm domestic qhauj nyob rau hauv Tuam Tshoj los ntawm 2019 txog 2021 yog raws li nram no:

Tom qab xyoo ntawm txoj kev loj hlob, Tuam Tshoj txoj kev lag luam uas tsis yog-ionic cellulose ether tau ua tiav zoo. Xyoo 2021, lub peev xwm tsim cov khoom siv hauv tsev-qib HPMC yuav ncav cuag 117,600 tons, cov zis yuav yog 104,300 tons, thiab qhov muag ntim yuav yog 97,500 tons. Kev lag luam loj thiab cov txiaj ntsig hauv cheeb tsam tau txais txiaj ntsig los ntawm kev hloov pauv hauv tsev. Txawm li cas los xij, rau cov khoom lag luam HEC, vim qhov pib lig ntawm R & D thiab kev tsim khoom hauv kuv lub teb chaws, cov txheej txheem ntau lawm thiab cov txheej txheem tseem ceeb, cov peev txheej tsim khoom tam sim no, ntau lawm thiab muag ntim ntawm HEC cov khoom siv hauv tsev yog me me. Txawm li cas los xij, nyob rau hauv xyoo tas los no, raws li kev lag luam hauv tsev txuas ntxiv nce peev hauv kev tshawb fawb thiab kev tsim kho, txhim kho qib ntawm cov thev naus laus zis thiab nquag txhim kho cov neeg siv khoom qis, ntau lawm thiab muag tau loj hlob sai. Raws li cov ntaub ntawv los ntawm Tuam Tshoj Cellulose Industry Association, xyoo 2021, cov tuam txhab loj hauv tsev HEC (suav nrog hauv kev lag luam koom haum txheeb cais, tag nrho cov hom phiaj) muaj peev xwm tsim tau ntawm 19,000 tons, cov zis ntawm 17,300 tons, thiab muag ntim ntawm 16,800 tons. Ntawm lawv, kev tsim khoom muaj peev xwm nce 72.73% xyoo-rau-xyoo piv nrog 2020, cov khoom tsim tawm tau nce 43.41% xyoo-rau-xyoo, thiab muag ntim tau nce 40.60% xyoo-rau-xyoo.

Raws li ib qho ntxiv, qhov muag ntim ntawm HEC tau cuam tshuam los ntawm kev xav tau ntawm kev lag luam downstream. Raws li daim ntawv thov tseem ceeb tshaj plaws ntawm HEC, kev lag luam coatings muaj kev sib raug zoo nrog HEC kev lag luam nyob rau hauv cov nqe lus ntawm cov zis thiab kev lag luam tis. Los ntawm qhov kev xav ntawm kev lag luam kev lag luam, cov coatings kev lag luam kev lag luam feem ntau yog muab faib rau hauv Jiangsu, Zhejiang thiab Shanghai nyob rau sab hnub tuaj Tuam Tshoj, Guangdong nyob rau sab qab teb Tuam Tshoj, sab qab teb ntug dej hiav txwv, thiab Sichuan nyob rau hauv Southwest Tuam Tshoj. Ntawm lawv, cov txheej txheem tsim tawm hauv Jiangsu, Zhejiang, Shanghai thiab Fujian suav txog 32%, thiab hauv South Tuam Tshoj thiab Guangdong suav txog li 20%. 5 saum. Kev ua lag luam rau HEC cov khoom lag luam kuj tseem muaj nyob hauv Jiangsu, Zhejiang, Shanghai, Guangdong thiab Fujian. HEC tam sim no tsuas yog siv hauv cov txheej txheem vaj tsev, tab sis nws yog qhov tsim nyog rau txhua yam dej-raws li txheej txheej ntawm nws cov khoom tsim.

Xyoo 2021, tag nrho cov khoom tsim tawm txhua xyoo ntawm Tuam Tshoj cov txheej txheem yuav tsum yog kwv yees li 25.82 lab tons, thiab cov khoom tsim tawm ntawm cov txheej txheem vaj tsev thiab cov txheej txheem kev lag luam yuav yog 7.51 lab tons thiab 18.31 lab tons raws li 6. Cov txheej txheem dej raws li tam sim no suav txog li 90% ntawm cov txheej txheem vaj tsev, thiab kwv yees li 25%, nws tau kwv yees tias kuv lub teb chaws cov xim pleev xim rau hauv 2021 yuav muaj txog 11.3365 lab tons. Raws li kev xav, tus nqi ntawm HEC ntxiv rau cov xim pleev xim dej yog 0.1% rau 0.5%, suav nrog qhov nruab nrab ntawm 0.3%, piv txwv tias tag nrho cov xim pleev xim dej siv HEC ua ib qho ntxiv, lub teb chaws xav tau xim-qib HEC yog li 34,000 tons. Raws li tag nrho lub ntiaj teb txheej txheej ntau lawm ntawm 97.6 lab tons hauv 2020 (ntawm cov txheej txheem vaj tsev suav nrog 58.20% thiab cov txheej txheem kev lag luam suav txog 41.80%), qhov kev thov thoob ntiaj teb rau txheej qib HEC yog kwv yees li ntawm 184,000 tons.

Raws li cov ntsiab lus, tam sim no, kev lag luam sib koom ntawm txheej qib HEC ntawm cov tuam txhab tsim khoom hauv Suav teb tseem tsawg, thiab cov khoom lag luam hauv tsev feem ntau yog cov tuam txhab lag luam thoob ntiaj teb sawv cev los ntawm Ashland ntawm Tebchaws Meskas, thiab muaj qhov chaw loj rau kev hloov pauv hauv tsev. Nrog rau kev txhim kho ntawm HEC cov khoom zoo hauv tsev thiab kev nthuav dav ntawm lub peev xwm ntau lawm, nws yuav ntxiv kev sib tw nrog cov tuam txhab thoob ntiaj teb hauv cov dej ntws qis uas sawv cev los ntawm cov txheej txheem. Kev hloov pauv hauv tsev thiab kev sib tw ua lag luam thoob ntiaj teb yuav dhau los ua qhov kev txhim kho tseem ceeb ntawm kev lag luam no nyob rau qee lub sijhawm yav tom ntej.

MHEC feem ntau yog siv rau hauv cov khoom siv hauv tsev. Nws yog feem ntau siv hauv cov cement mortar los txhim kho nws cov dej tuav, ncua sij hawm teem caij ntawm cov cement mortar, txo nws cov flexural zog thiab compressive zog, thiab ua kom nws lub zog tensile zog. Vim tias cov ntsiab lus gel ntawm cov khoom lag luam no, nws tsis tshua muaj siv nyob rau hauv cov txheej txheem txheej, thiab feem ntau yog sib tw nrog HPMC hauv kev tsim cov khoom siv. MHEC muaj cov ntsiab lus gel, tab sis nws siab dua HPMC, thiab raws li cov ntsiab lus ntawm hydroxy ethoxy nce, nws cov ntsiab lus gel txav mus rau qhov kub thiab txias. Yog hais tias nws yog siv nyob rau hauv sib xyaw mortar, nws yog qhov zoo los ncua cov cement slurry ntawm qhov kub thiab txias Cov tshuaj tiv thaiv electrochemical, nce cov dej tuav tus nqi thiab tensile daim ntawv cog lus lub zog ntawm slurry thiab lwm yam teebmeem.

Cov peev txheej ntawm kev lag luam kev tsim kho, thaj chaw tsim vaj tsev, thaj chaw ua tiav, thaj chaw kho kom zoo nkauj hauv tsev, thaj chaw kho vaj tsev qub thiab lawv cov kev hloov pauv yog qhov tseem ceeb cuam tshuam qhov kev thov rau MHEC hauv kev lag luam hauv tsev. Txij li xyoo 2021, vim muaj kev cuam tshuam ntawm tus kab mob ntsws tshiab, kev tswj hwm vaj tsev, thiab kev txaus ntshai ntawm cov tuam txhab vaj tsev, kev vam meej ntawm Tuam Tshoj txoj kev lag luam vaj tsev tau poob qis, tab sis kev lag luam vaj tsev tseem yog ib qho kev lag luam tseem ceeb rau Tuam Tshoj txoj kev loj hlob ntawm kev lag luam. Raws li tag nrho cov hauv paus ntsiab lus ntawm "kev txwv", "kev txwv tsis pub muaj kev xav tau", "txhim kho cov nqi av, kev ruaj khov ntawm cov nqi tsev, thiab kev ruaj khov kev cia siab", nws hais txog kev tsom mus rau kev kho cov qauv nruab nrab thiab lub sij hawm ntev, thaum tswj kev txuas ntxiv, kev ruaj ntseg, thiab kev sib raug zoo ntawm cov cai tswj hwm, thiab kev txhim kho lub lag luam mus ntev. Kev tswj xyuas zoo los xyuas kom lub sijhawm ntev, ruaj khov thiab noj qab nyob zoo ntawm kev lag luam vaj tsev. Nyob rau hauv lub neej yav tom ntej, txoj kev loj hlob ntawm kev lag luam vaj tse yuav zoo li kev loj hlob zoo nrog kev ua tau zoo dua thiab qis dua. Yog li ntawd, tam sim no qhov kev poob qis hauv kev vam meej ntawm kev lag luam vaj tsev yog tshwm sim los ntawm kev hloov pauv ntawm kev lag luam hauv cov txheej txheem ntawm kev nkag mus rau kev txhim kho kev noj qab haus huv, thiab kev lag luam vaj tsev tseem muaj chaw rau kev txhim kho yav tom ntej. Nyob rau tib lub sijhawm, raws li "14th Tsib Xyoo Plan rau National Economic thiab Social Development thiab 2035 Long-term Goal Outline", nws tau thov kom hloov cov hom kev loj hlob hauv nroog, suav nrog kev ua kom lub nroog rov ua dua tshiab, hloov kho thiab kho cov zej zog qub, cov chaw qub qub, cov haujlwm qub ntawm cov khoom lag luam xws li cov qub blocks thiab txhawb kev tsim kho hauv nroog thiab lwm cov hom phiaj ntawm lub nroog thiab kev tsim kho tshiab. Qhov nce ntawm qhov kev thov rau cov khoom siv hauv tsev hauv kev kho dua tshiab ntawm cov tsev qub kuj yog ib qho kev taw qhia tseem ceeb rau kev nthuav dav ntawm MHEC chaw lag luam yav tom ntej.

Raws li kev txheeb cais ntawm Tuam Tshoj Cellulose Industry Association, los ntawm 2019 txog 2021, cov khoom tsim tawm ntawm MHEC los ntawm cov lag luam hauv tsev yog 34,652 tons, 34,150 tons thiab 20,194 tons raws li, thiab qhov muag ntim yog 32,531 tons, 33,570 tons thiab 20,41 kev sib piv. Lub ntsiab yog vim li casMHECthiab HPMC muaj cov haujlwm zoo sib xws, thiab feem ntau yog siv rau cov khoom siv xws li mortar. Txawm li cas los xij, tus nqi thiab muag ntawm MHEC yog siab dua li ntawmHPMC. Nyob rau hauv cov ntsiab lus ntawm kev loj hlob tsis tu ncua ntawm domestic HPMC kev tsim muaj peev xwm, kev lag luam thov rau MHEC tau poob qis. Hauv 2019 Txog 2021, qhov sib piv ntawm MHEC thiab HPMC cov khoom tsim tawm, ntim muag, tus nqi nruab nrab, thiab lwm yam yog raws li hauv qab no: