Filiera PVC

flowchart LR edcChlorination["clorurazione EDC"] edcPyrolysisToVCM["pirolisi EDC a VCM"] vcmPolymerization["polimerizzazione VCM"] pvcStrippingDrying["stripping ed essiccazione PVC"] s_ethylene(["C2H4"]):::role_rawMaterial s_ethylene --> edcChlorination s_hydrogenChloride(["acido cloridrico anidro"]):::role_byproduct s_hydrogenChloride --> edcChlorination s_oxygen(["oxygen"]):::role_utility s_oxygen --> edcChlorination s_chlorine(["cloro"]):::role_rawMaterial s_chlorine --> edcChlorination s_cuClCatalystOxychlorination(["catalizzatore CuCl2/Al2O3"]):::role_catalyst s_cuClCatalystOxychlorination -.-> edcChlorination s_edc(["1,2-dicloroetano"]):::role_intermediate edcChlorination --> s_edc s_water(["acqua"]):::role_byproduct edcChlorination -.-> s_water s_edc --> edcPyrolysisToVCM s_vcm(["cloruro di vinile"]):::role_intermediate edcPyrolysisToVCM --> s_vcm edcPyrolysisToVCM -.-> s_hydrogenChloride s_hydrochloricAcid(["acido cloridrico"]):::role_byproduct edcPyrolysisToVCM -.-> s_hydrochloricAcid edcPyrolysisToVCM -. recycle .-> s_hydrogenChloride s_vcm --> vcmPolymerization s_water --> vcmPolymerization s_peroxideInitiator(["perossido"]):::role_utility s_peroxideInitiator --> vcmPolymerization s_pvc(["cloruro di polivinile"]):::role_intermediate vcmPolymerization --> s_pvc s_pvc --> pvcStrippingDrying s_pvcResin(["resina PVC"]):::role_finalProduct pvcStrippingDrying --> s_pvcResin pvcStrippingDrying -. recycle .-> s_vcm classDef role_rawMaterial fill:#e8f4ff,stroke:#06c,color:#003 classDef role_finalProduct fill:#e8ffe8,stroke:#0a7,color:#030 classDef role_intermediate fill:#f0f0f0,stroke:#666,color:#333 classDef role_byproduct fill:#fff4e0,stroke:#cc7a00,color:#642 classDef role_waste fill:#fae8e8,stroke:#888,stroke-dasharray:3 3,color:#444 classDef role_utility fill:#e0f7f7,stroke:#06c8c8,color:#033 classDef role_catalyst fill:#fde0f0,stroke:#cc3399,color:#506 classDef role_mine fill:#f5e6d3,stroke:#8b5a2b,color:#3d2e15,stroke-width:2px

PREFIX chem: <https://ontology.siletto.it/chem-pipeline#>
SELECT ?role ?substance WHERE {
  ?substance chem:playsRole ?ra .
  ?ra chem:role ?role ; chem:inPipeline chem:pvcPolymerPipeline .
} ORDER BY ?role