acido acrilico → poliacrilato di sodio (SAP)

flowchart LR propyleneToAcrolein["ossidazione propilene → acroleina"] acroleinToAcrylicAcid["ossidazione acroleina → acido acrilico"] sapPolymerizationAndNeutralization["polimerizzazione + neutralizzazione SAP"] s_propylene(["C3H6"]):::role_rawMaterial s_propylene --> propyleneToAcrolein s_oxygen(["oxygen"]):::role_utility s_oxygen --> propyleneToAcrolein s_bismuthMolybdateCatalyst(["catalizzatore bismuto-molibdato (SOHIO)"]):::role_catalyst s_bismuthMolybdateCatalyst -.-> propyleneToAcrolein s_acrolein(["acroleina"]):::role_intermediate propyleneToAcrolein --> s_acrolein s_water(["acqua"]):::role_byproduct propyleneToAcrolein -.-> s_water s_acrolein --> acroleinToAcrylicAcid s_oxygen --> acroleinToAcrylicAcid s_bismuthMolybdateCatalyst -.-> acroleinToAcrylicAcid s_acrylicAcid(["acido acrilico"]):::role_intermediate acroleinToAcrylicAcid --> s_acrylicAcid s_acrylicAcid --> sapPolymerizationAndNeutralization s_sodiumHydroxide(["sodium hydroxide"]):::role_utility s_sodiumHydroxide --> sapPolymerizationAndNeutralization s_peroxideInitiator(["perossido"]):::role_utility s_peroxideInitiator --> sapPolymerizationAndNeutralization s_sodiumPolyacrylate(["poliacrilato di sodio (SAP)"]):::role_finalProduct sapPolymerizationAndNeutralization --> s_sodiumPolyacrylate 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:acrylicAcidSapPipeline .
} ORDER BY ?role