PVCipfupi kune polyvinyl chloride, uye chimiro chayo ipfu chena. PVC ndeimwe yemapurasitiki mashanu akajairwa munyika. Inoshandiswa zvakanyanya pasi rose, kunyanya mumunda wekuvaka. Kune akawanda marudzi ePVC. Zvinoenderana nekwakabva zvigadzirwa, zvinogona kukamurwa kuitacalcium carbidenzira uyeethylene nzira. Iyo mbishi ye calcium carbide nzira inonyanya kubva mumarasha nemunyu. Raw zvinhu zveethylene process zvinonyanya kubva kumafuta asina kuchena. Zvinoenderana neakasiyana maitiro ekugadzira, inogona kukamurwa kuita yekumisa nzira uye emulsion nzira. Iyo PVC inoshandiswa mundima yekuvaka ndiyo nzira yekumisa, uye iyo PVC inoshandiswa mumunda wematehwe ndeye emulsion nzira. Kuturika PVC anonyanya kushandiswa kugadzira: PVCmapaipi, PVCprofiles, PVC mafirimu, PVC shangu, PVC waya uye netambo, PVC pasi uye zvichingodaro. Emulsion PVC anonyanya kushandiswa kugadzira: PVC magirovhosi, PVC chakagadzirwa dehwe, PVC wallpaper, PVC matoyi, etc.
PVC yekugadzira tekinoroji inogara ichiuya kubva kuEurope, USA neJapan. Iyo yepasi rose PVC yekugadzira kugona yakasvika 60 miriyoni matani, uye China yakaverengera hafu yenyika. MuChina, 80% yePVC inogadzirwa ne calcium carbide process uye 20% ne ethylene process, nokuti China yakagara iri nyika ine marasha akawanda uye mafuta mashoma.
Nguva yekutumira: Aug-29-2022