xov xwm

Is Nrias teb tam sim no yog qhov kev lag luam loj tshaj plaws hauv ntiaj teb.Ua tsaug rau nws cov tub ntxhais hluas cov tub ntxhais hluas thiab cov neeg muaj kev vam meej tsawg, Is Nrias teb muaj nws tus kheej qhov zoo, xws li cov neeg ua haujlwm txawj ntse, cov nqi qis zog thiab kev lag luam loj hauv tsev.Tam sim no, Is Nrias teb muaj 32 chlor-alkali kev teeb tsa thiab 23 chlor-alkali cov tuam txhab, feem ntau nyob rau sab qab teb sab hnub poob thiab sab hnub tuaj ntawm lub tebchaws, nrog rau tag nrho cov peev txheej ntawm 3.9 lab tons hauv 2019. Hauv 10 xyoo dhau los, qhov kev thov rau caustic soda tau loj hlob li ntawm 4.4%, thaum qhov kev thov rau cov tshuaj chlorine tau nce qeeb qeeb 4.3%, feem ntau yog vim qhov kev loj hlob qeeb ntawm kev lag luam chlorine noj.

Kev lag luam tawm tshiab yog booming

Raws li cov qauv kev lag luam tam sim no ntawm cov teb chaws tsim, yav tom ntej kev thov rau caustic soda yuav loj hlob sai hauv cov teb chaws Asia, Africa thiab South America.Hauv cov tebchaws Esxias, lub peev xwm ntawm caustic soda hauv Nyab Laj, Pakistan, Philippines thiab Indonesia yuav nce mus rau qee qhov, tab sis tag nrho cov xwm txheej ntawm cov cheeb tsam no yuav tsis txaus.Tshwj xeeb, qhov kev thov kev loj hlob ntawm Is Nrias teb yuav dhau qhov kev loj hlob ntawm kev muaj peev xwm, thiab cov khoom lag luam yuav nce ntxiv.

Tsis tas li ntawd, Is Nrias teb, Nyab Laj, Indonesia, Malaysia, Thaib thiab lwm thaj chaw Esxias yav qab teb kom muaj kev xav tau zoo rau cov khoom siv chlor-alkali, cov khoom ntim hauv zos yuav maj mam nce.Siv lub khw Indian ua piv txwv.Nyob rau hauv 2019, Is Nrias teb lub peev xwm ntawm PVC yog 1.5 lab tons, suav txog li 2.6% ntawm lub ntiaj teb no muaj peev xwm.Nws qhov kev thov yog kwv yees li 3.4 lab tons, thiab nws cov khoom lag luam txhua xyoo yog kwv yees li 1.9 lab tons.Hauv tsib lub xyoos tom ntej no, Is Nrias teb qhov kev thov PVC xav tias yuav loj hlob 6.5 feem pua ​​​​rau 4.6 lab tonnes, nrog rau kev xa tawm los ntawm 1.9 lab tonnes mus rau 3.2 lab tonnes, feem ntau los ntawm North America thiab Asia.

Hauv cov qauv kev noj qab haus huv, PVC cov khoom hauv Is Nrias teb feem ntau yog siv hauv cov yeeb nkab, zaj duab xis thiab hlau thiab cable kev lag luam, ntawm 72% xav tau yog kev lag luam yeeb nkab.Tam sim no, ib tus neeg siv PVC hauv Is Nrias teb yog 2.49kg piv rau 11.4 kg thoob ntiaj teb.Ib tus neeg noj PVC hauv Is Nrias teb yuav tsum nce los ntawm 2.49kg mus rau 3.3kg nyob rau tsib xyoos tom ntej no, feem ntau yog vim muaj kev xav tau ntau ntxiv rau PVC cov khoom raws li tsoomfwv Is Nrias teb tau nce cov phiaj xwm peev txhawm rau txhim kho cov khoom noj khoom haus kev nyab xeeb, vaj tsev. , infrastructure, hluav taws xob thiab dej haus rau pej xeem.Nyob rau yav tom ntej, Is Nrias teb cov kev lag luam PVC muaj peev xwm txhim kho tau zoo thiab yuav ntsib ntau txoj hauv kev tshiab.

Qhov kev thov rau caustic soda nyob rau sab hnub tuaj Asia yog loj hlob sai.Qhov nruab nrab txhua xyoo kev loj hlob ntawm downstream alumina, hluavtaws fibers, pulp, tshuaj thiab roj yog hais txog 5-9%.Qhov kev thov rau cov dej qab zib hauv Nyab Laj thiab Indonesia tau loj hlob sai.Xyoo 2018, PVC muaj peev xwm tsim tau nyob rau sab hnub tuaj Asia yog 2.25 lab tons, nrog rau kev ua haujlwm ntawm kwv yees li 90%, thiab qhov kev thov tau khaws cia txhua xyoo kev loj hlob ntawm kwv yees li 6% xyoo tas los.Nyob rau hauv xyoo tas los no, muaj ntau yam kev npaj nthuav dav.Yog tias tag nrho cov khoom raug muab tso rau hauv kev tsim khoom, ib feem ntawm kev thov hauv tsev tuaj yeem ua tau raws li.Txawm li cas los xij, vim muaj kev tiv thaiv ib puag ncig hauv zos nruj, muaj qhov tsis paub tseeb hauv qhov project.