Raws li kev txheeb cais xyoo 2020, lub ntiaj teb tag nrho cov khoom siv PVC muaj peev xwm ncav cuag 62 lab tons thiab tag nrho cov khoom tau mus txog 54 lab tons.Txhua qhov kev txo qis hauv cov zis txhais tau hais tias lub peev xwm ntau lawm tsis khiav 100%.Vim tias muaj kev puas tsuaj ntuj tsim, cov cai hauv zos thiab lwm yam, cov khoom tsim tawm yuav tsum tsawg dua qhov muaj peev xwm ntau lawm.Vim tias cov nqi tsim khoom siab ntawm PVC hauv Tebchaws Europe thiab Nyij Pooj, lub ntiaj teb PVC ntau lawm muaj peev xwm yog nyob rau hauv Northeast Asia, uas Tuam Tshoj muaj txog ib nrab ntawm lub ntiaj teb no PVC ntau lawm muaj peev xwm.
Raws li cov ntaub ntawv cua, xyoo 2020, Tuam Tshoj, Tebchaws Asmeskas thiab Nyij Pooj yog cov chaw tsim khoom tseem ceeb PVC hauv ntiaj teb, nrog rau kev tsim khoom muaj peev xwm suav txog 42%, 12% thiab 4% feem.Xyoo 2020, peb lub tuam txhab loj tshaj plaws hauv ntiaj teb PVC txhua xyoo muaj peev xwm yog Westlake, shintech thiab FPC.Xyoo 2020, PVC muaj peev xwm tsim tau txhua xyoo yog 3.44 lab tons, 3.24 lab tons thiab 3.299 lab tons.Thib ob, kev lag luam uas muaj peev xwm ntau dua 2 lab tons kuj suav nrog inovyn.Tuam Tshoj lub peev xwm tsim tau tag nrho yog lwm 25 lab tons, nrog rau kev tsim tawm ntawm 21 lab tons hauv xyoo 2020. Muaj ntau tshaj 70 PVC manufacturers hauv Suav teb, 80% ntawm cov calcium carbide txoj kev thiab 20% yog txoj kev ethylene.
Feem ntau ntawm cov txheej txheem calcium carbide yog concentrated nyob rau hauv cov chaw nplua nuj nyob rau hauv thee kev pab cuam xws li Inner Mongolia thiab Xinjiang.Cov chaw cog qoob loo ntawm cov txheej txheem ethylene yog nyob rau hauv cov ntug dej hiav txwv vim tias cov khoom siv raw VCM los yog ethylene yuav tsum tau tuaj.Tuam Tshoj lub peev xwm ntau lawm suav nrog yuav luag ib nrab ntawm lub ntiaj teb, thiab nrog kev nthuav dav ntawm Tuam Tshoj txoj kev lag luam kev lag luam, PVC cov peev txheej ntawm ethylene yuav txuas ntxiv mus ntxiv, thiab Tuam Tshoj yuav txuas ntxiv mus ntxiv rau thoob ntiaj teb PVC sib koom.
Post lub sij hawm: May-07-2022