Ukubunjwa kwezinto ezikrwada kunye neepropati zePVC yomthi weplastiki.I-PVC yomthi umgubo kunye nefayibha yomthi kunye nokuzaliswa kwe-inorganic (i-calcium carbonate), i-lubricant, i-stabilizer, i-agent ekhupha ugwebu, isilawuli sogwebu, i-toner kunye nezinye izongezo ezihambelanayo (i-plasticizer, i-agent e-toughening, i-agent edibeneyo), njl njl.
Funda ngokugqithisileyo