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Ukunyuka kwesidingo se-PVC engxenyeni yesibili yonyaka
Njengamanje, intengo yomhlaba wonke ye-PVC iyaqhubeka nokwehla.Ngenxa yokwehla kokusebenza kwezindawo ezithengiswayo e-China kanye nesidingo esibuthakathaka semakethe ye-PVC, yonke indawo yase-Asia isingene kusizini engasebenzi, ikakhulukazi i-India ingene enkathini yezimvula ngaphambi kwesikhathi esimisiwe, futhi umdlandla wokuthenga usuphelile...Funda kabanzi -
Isibikezelo semakethe ye-PVC sengxenye yesibili yonyaka
Ngo-2022, umthamo wokukhiqiza we-PVC kulindeleke ukuthi uqhubeke nokukhula.Engxenyeni yokuqala yonyaka, i-Dezhou Shihua ikhiqize amathani angu-200,000 enqubo yensimbi ye-ginger, futhi i-Hebei Cangzhou Julong Chemical amathani angu-400,000 enqubo ye-ethylene yafakwa ekukhiqizeni ekupheleni kukaJuni.Ngibheke ngabomvu uku...Funda kabanzi -
Iyini i-PVC resin esetshenziselwa?
Izicelo ze-PVC 1. Amaphrofayili e-Polyvinyl chloride Iphrofayili iyinkambu enkulu kakhulu yokusetshenziswa kwe-PVC ezweni lakithi, cishe amaphesenti angama-25 engqikithi yokusetshenziswa kwe-PVC, esetshenziswa kakhulu ekukhiqizeni iminyango, iWindows nezinto ezonga amandla, inani layo lokufaka isicelo lisenayo ukwanda okukhulu kwezwe...Funda kabanzi -
UPVC, CPVC, PVC umehluko
I-Chlorinated polyvinyl chloride (CPVC) iyimpahla ye-polymer etholwe ngemva kokucwenga okwengeziwe kwe-PVC.Izakhiwo zomzimba namakhemikhali zishintsha kakhulu: ngokwanda kokuqukethwe kwe-chlorine, ukungahambi kahle kweketango lamangqamuzana kuyanda futhi i-crystallinity iyancipha;i-polarity ye...Funda kabanzi -
Izintengo zase-China PVC zehla futhi
Isingeniso: NgoJulayi 15, izintengo ze-PVC zehle zafika ezingeni eliphansi kakhulu kuze kube manje onyakeni, kwase kuthi ikusasa le-PVC lehla futhi laphindeka, ukuphelelwa ithemba kwemakethe kwagaywa, izintengo ze-PVC zenyuka, okuqhubekisela phambili umdlandla wokuthatha izimpahla, isimo sokuhweba emakethe sihle.Nokho...Funda kabanzi -
Umhlinzeki we-polyvinyl chloride yokumiswa
I-PVC ihlanganiswa kusuka ku-vinyl chloride nge-polymerization yamahhala.Ngokumiswa kwe-polymerization, i-emulsion polymerization kanye ne-polymerization ngobuningi, i-polymerization yokumiswa iyindlela eyinhloko, ebala cishe ama-80% omkhiqizo we-PVC ophelele.Embonini, inqubo yokukhiqiza ye-PVC iwufuzo...Funda kabanzi -
I-PVC degree ye-polymerization
Igama lomkhiqizo wase-China PVC livamise ukusetshenziswa idigri ye-polymerization noma isichasiselo esiyimodeli.Isibonelo, uhlobo oluyisikhombisa lwe-PVC (uhlobo lwe-S-800, SG-7) noma uhlobo lwe-PVC oluyisishiyagalombili (uhlobo lwe-S-700, SG-8) olunekhwalithi enhle luzophawulwa ngokuhlukile ngabakhiqizi abahlukene.Eziningi zazo zimakwe ngo-SG kanye nedijithi eyodwa yokuphindisela...Funda kabanzi -
Uhlolojikelele lokukhiqizwa kwe-PVC nokuthengisa eSifundazweni saseTaiwan, eChina
ISifundazwe saseTaiwan saseChina singesinye sezisekelo zemboni ye-petrochemical yase-Asia, futhi amabhizinisi ayo e-PVC agxile eTaiwan Formosa Plastics, Huaxia Plastic, Dayang Plastic kanye nabanye abakhiqizi abathathu abakhulu be-PVC.Umthamo wokukhiqiza wesiqhingi ungamathani ayizigidi eziyi-1.31/ngonyaka, amathani ayizigidi ezingama-450...Funda kabanzi -
I-Qilu Petrochemical izokwakha isitshalo se-polypropylene esingamathani angama-250,000
Ngomhla zingama-20 kuJulayi, i-Qilu Petrochemical Company ye-SINOPEC ikhiphe ukudalulwa kolwazi lwesibili lokuhlolwa komthelela kwezemvelo kwephrojekthi ye-polypropylene ehlangene engu-250,000/ngonyaka.I-Qilu Petrochemical 250,000 tons/year polypropylene joint venture project itholakala eningizimu ye-Q...Funda kabanzi
