Binciken ci gaban masana'antar PVC (polyvinyl chloride) na kasar Sin a cikin 2021, karfin samarwa zai daidaita.

Binciken ci gaban masana'antar PVC (polyvinyl chloride) na kasar Sin a cikin 2021, karfin samarwa zai daidaita.

1. Bayani game da ci gaban masana'antar PVC

Polyvinyl chloride (PVC) shine polymer wanda aka samar ta hanyar polymerization na vinyl chloride monomer (VCM) a cikin masu farawa kamar peroxides da mahadi azo ko kuma ƙarƙashin aikin haske da zafi bisa ga tsarin polymerization na kyauta.muhimmiyar kaso.

Polyvinyl chloride resins an raba shi zuwa resins na gama-gari da manna resins bisa ga amfanin su: resins na gama-gari (G resins) resins ne waɗanda aka haɗe da adadin filastik na yau da kullun ko ƙari don samar da busassun foda don sarrafawa;manna resin (P Resin) yawanci ana yin su tare da filastik don samar da resin manna don amfani;akwai kuma resin PVC blended, wanda shi ne resin PVC wanda ke maye gurbin wani ɓangare na resin manna ta hanyar haɗawa lokacin da ake tsara plastisol na PVC.

Babban rarrabuwa na guduro PVC

Babban hanyoyin samar da guduro na PVC sun haɗa da hanyar dakatarwa, hanyar girma, hanyar emulsion, hanyar mafita da hanyar polymerization micro-dakata.Daga hangen nesa na duniya, hanyar dakatarwa ita ce babbar hanyar samar da guduro-manufa ta PVC gabaɗaya, yayin da hanyoyin samarwa na PVC manna guduro su ne hanyar emulsion da hanyar polymerization micro-dakata.Saboda matakai daban-daban na samarwa, ƙarfin samar da resins guda biyu ba za a iya canzawa zuwa juna ba.

2. Sarkar masana'antu na masana'antar PVC

Tsarin samar da PVC shine “hanyar alli carbide” da “hanyar ethylene”, kuma albarkatunsa sune gawayi da danyen mai bi da bi.Yawancin kasashen duniya suna amfani da hanyar mai da iskar gas.Saboda kasar Sin tana fama da karancin man fetur kuma tana da arzikin kwal, tsarin samar da PVC na kasata ya dogara ne akan hanyar calcium carbide.

PVC masana'antu sarkar

Danyen abu don samar da PVC ta hanyar calcium carbide shine gawayi.Tun daga shekara ta 2012, albarkatun da ake fitar da danyen kwal na kasata ya nuna yanayin raguwar farko sannan kuma ya karu.A cewar hukumar kididdiga ta kasa, yawan danyen kwal na kasa zai kai tan biliyan 4.13 a shekarar 2021, karuwar tan miliyan 228 idan aka kwatanta da shekarar 2020.

Kayan albarkatun kasa don samar da PVC ta hanyar ethylene shine danyen mai.A cewar Hukumar Kididdiga ta kasa, kasata za ta hako tan miliyan 198.98 na danyen mai a shekarar 2021, wanda ya karu da tan miliyan 4.06 idan aka kwatanta da shekarar 2020. ya canza zuwa +1.7%.