Theko ea sebaka sa polyvinyl chloride (PVC) e ile ea theoha ka ho tsoelang pele

Theko ea sebaka sa polyvinyl chloride (PVC) e ile ea theoha ka ho tsoelang pele
Theko ea sebaka sa polyvinyl chloride (PVC) e theohile ho 6,711.43 yuan / tonne ka August 4, lerotholi la 1.2% ka letsatsi, keketseho ea beke le beke ea 3.28%, le ho fokotseha ha khoeli le khoeli ea 7.33%.

Theko ea sebaka sa caustic soda e nyolohetse ho 1080.00 yuan / tonne ka August 4, keketseho ea 0% ka letsatsi, ho fokotseha ha beke le beke ea 1.28%, le ho fokotseha ha khoeli le khoeli ka 12,34%.

Lintlha tse fapaneng tsa letsatsi Yuniti ea ho phahama le ho oa ha letsatsi Ho nyoloha le ho oa ha khoeli le khoeli Ho phahama le ho oa ha khoeli
Theko ea sebaka: PVC 6711.43 yuan / tonne -1.2% 3.28% -7.33%
Spot theko: caustic soda 1080.00 yuan / tonne 0% -1.28% -12.34%

Indasteri ea chlor-alkali ke indasteri ea bohlokoa ea bohlokoa ea lik'hemik'hale, 'me lihlahisoa tse ka sehloohong tsa moemeli ke caustic soda le polyvinyl chloride (PVC).

soda le ho feta

Qetellong ea 2020, matla a lefats'e a tlhahiso ea soda le ho feta a fihlile ho lithane tse limilione tse 99.959, 'me matla a tlhahiso ea soda le ho feta Chaena a fihlile ho lithane tse limilione tse 44,7, tse etsang karolo ea 44,7% ea bokhoni ba tlhahiso ea lefats'e, e leng boemo ba pele lefatšeng ka bophara. bokhoni.

Ho tloha ka 2020, kabo ea bokhoni ba tlhahiso ea 'maraka oa naha ea heso oa caustic soda e se e hlakile butle-butle, haholo-holo e tsepame libakeng tse tharo tsa Leboa la China, Leboa-Bophirima China le Chaena Bochabela.Matla a tlhahiso ea soda le ho feta a libaka tse tharo tse ka holimo a etsa karolo e fetang 80% ea kakaretso ea tlhahiso ea naha.Har'a bona, karolo ea sebaka se le seng sa North China e ile ea tsoela pele ho eketseha, ho fihla ho 37.40%.Bokhoni ba tlhahiso ea soda ea caustic ka boroa-bophirima ho China, China Boroa le Leboea-bochabela Chaena bo batla bo le tlase, 'me karolo ea kakaretso ea tlhahiso ea tlhahiso sebakeng ka seng ke 5% kapa ka tlase.

Hajoale, maano a indasteri joalo ka phetoho ea lehlakore la phepelo ea naha e tsitsitse sekhahla sa kholo ea matla a tlhahiso ea indasteri ea soda le ho feta, mme ka nako e ts'oanang, mokhoa oa tlholisano o ntse o tsoela pele ho ntlafatsoa, ​​​​'me khatello ea indasteri e ntse e tsoela pele ho ntlafala. nyollelo.

PVC

PVC, kapa polyvinyl chloride, e kile ea e-ba polasetiki e kholo ka ho fetisisa e sebelisoang ka kakaretso lefatšeng 'me e ne e sebelisoa haholo.Hona joale, ho na le limmaraka tse peli tse kholo tsa bareki bakeng sa PVC naheng ea heso: lihlahisoa tse thata le lihlahisoa tse bonolo.Lihlahisoa tse thata ke haholo-holo li-profiles tse fapaneng, liphaephe, lipoleiti, maqephe a thata le lihlahisoa tsa ho bopa, joalo-joalo;Lihlahisoa tse bonolo haholo-holo ke lifilimi, lithapo le likhoele, letlalo la maiketsetso, liphahlo tsa masela, li-hose tse fapaneng, liatlana, lintho tsa ho bapala, likoahelo tsa fatše bakeng sa merero e fapaneng ea thepa, lieta tsa polasetiki, le likhoele tse khethehileng le li-sealants, jj.

Ho ea ka pono ea tlhokahalo, lilemong tsa morao tjena, tlhoko ea resin ea PVC naheng ea heso e ntse e eketseha butle-butle.Ka selemo sa 2019, tšebeliso e bonahalang ea resin ea PVC naheng ea China e fihlile ho lithane tse limilione tse 20.27, keketseho ea selemo le selemo ea 7.23%.Ka lits'ebetso tse fapaneng tsa resin ea polyvinyl chloride, ho lebelletsoe hore ts'ebeliso ea polyvinyl chloride resin naheng ea heso e tla fihla ho lithane tse limilione tse 22.109 ka 2021, mme tebello ea mmaraka e kholo.

Kakaretso ea indasteri ea Chlor-Alkali

Sebopeho sa motheo sa ketane ea indasteri ke ho sebelisa mokhoa oa diaphragm kapa mokhoa oa ionic membrane ho electrolyze metsi a letsoai ho fumana lisebelisoa tse tala tsa chlorine, 'me ka nako e ts'oanang ho hlahisa caustic soda,' me khase ea chlorine e sebelisoa e le thepa e tala bakeng sa PVC. tlhahiso.

Ho latela pono ea potoloho ea moruo, indasteri ea chlor-alkali e angoa haholo ke maemo a macroeconomic.Ha moruo o moholo o ntse o ntlafala, indasteri ea chlor-alkali e tsamaisoa ke ho sebelisoa 'me e hōla ka potlako;ha moruo o moholo o theohile, tlhoko ea indasteri ea chlor-alkali e ea fokotseha, le hoja tšusumetso ea cyclical e na le lag e itseng., empa mokhoa oa indasteri ea chlor-alkali ha e le hantle o lumellana le moruo o moholo.

Ka nts'etsopele e potlakileng ea moruo o moholo oa naha ea heso le ts'ehetso e matla ea tlhokahalo e tsoang 'marakeng oa thekiso ea matlo, "PVC + caustic soda" e tšehetsang indasteri ea naha ea heso ea chlor-alkali e tsoetse pele ka tekanyo e kholo, mme matla a tlhahiso le tlhahiso li na le hola ka potlako.naha ea heso e fetohile mohlahisi oa bohlokoa ka ho fetisisa lefatšeng le moreki oa lihlahisoa tsa chlor-alkali.