Pipeline

{
  "fragment_id": "qwen-extract--lbn-34-b--lbn-34-b",
  "source_file": "pdf/9076 Data for Raven POC project/Old ELN/LBN 34 -B.pdf",
  "derived_from": "ocr/LBN 34 -B/LBN 34 -B_0.md, ocr/LBN 34 -B/LBN 34 -B_1.md",
  "locator": "pages 1-2 (pages 3-4 blank)",
  "extractor": "qwen-tasks/extract-fragment.md",
  "extracted_date": "2026-08-19",
  "target_aliases": [
    "LBN 34 - B"
  ],
  "document_role": "eln_report",
  "payload": {
    "aim": "To develop product equivalent to reference product",
    "eln_form": {
      "journal_version": "LAB JOURNAL - Version 3.0",
      "equipment": "Glass RBF with stirrer set up"
    },
    "materials": [
      {
        "sr_no": 1,
        "name": "Surfol R-1400",
        "descriptor": "(R-53/07032024",
        "rm_no": "R-53/07032024",
        "source": "Sun shield",
        "quantity": 290,
        "unit": "gms",
        "role": "reactant"
      },
      {
        "sr_no": 2,
        "name": "Phosphorous pentaoxide",
        "source": "Commercial",
        "quantity": 10.8,
        "unit": "gms",
        "role": "reactant"
      },
      {
        "sr_no": 3,
        "name": "Epomine SP-018",
        "source": "Nippon",
        "quantity": 30,
        "unit": "gms",
        "purity_pct": 100,
        "role": "reactant"
      },
      {
        "sr_no": 4,
        "name": "Toluene",
        "source": "Commercial",
        "quantity": 94,
        "unit": "gms",
        "purity_pct": 99,
        "role": "solvent"
      },
      {
        "sr_no": 5,
        "name": "AIBN catalyst",
        "source": "Himedia",
        "quantity": 0.2,
        "unit": "gms",
        "purity_pct": 100,
        "role": "catalyst"
      },
      {
        "sr_no": "5",
        "name": "2 ethyl hexyl acrylate",
        "quantity": 70,
        "unit": "gms",
        "purity_pct": 100,
        "role": "reactant"
      },
      {
        "sr_no": 6,
        "name": "AIBN catalyst",
        "quantity": 0.32,
        "unit": "gms",
        "purity_pct": 103,
        "role": "catalyst"
      }
    ],
    "process_steps": [
      {
        "step": 1,
        "name": "Phosphate ester",
        "procedure": [
          {
            "seq": 1,
            "time_h": 5,
            "temperature": "58-75",
            "atmosphere": "N2",
            "action": "Step 1) Phosphate ester- RBF with Surfol R-1400 heated to 58 deg C and then slowly added P2O5 into it under N2 atmosphere. Digested this for 3 hrs at 70-75 deg C. Cool to RT and filter through Nylon Mesh AV- 38.5",
            "observation": "Appearance- yellowish clear",
            "measurements": [
              {
                "parameter": "AV",
                "value": 38.5,
                "phase": "in-process",
                "verbatim": "AV- 38.5"
              }
            ]
          }
        ],
        "results": [
          {
            "parameter": "AV",
            "value": 38.5,
            "phase": "in-process",
            "verbatim": "AV- 38.5"
          }
        ]
      },
      {
        "step": 2,
        "name": "Acrylate intermediate",
        "procedure": [
          {
            "seq": 2,
            "time_h": 5.5,
            "temperature": "65-72",
            "atmosphere": "N2",
            "action": "Step 2) Acrylate intermediate- RBF with Epoimin SP-18 with Toluene solvent ( Dissolved AIBN- 0.2 gm) heated to 66-72 deg C under N2 atmosphere. Slowly feed of 2-ethyl hexyl acrylate (with dissolved AIBN- 0.32 gm) into it over 1.15 hrs and continue reaction for 3 hrs. Cool to RT removed toluene under reduced pressure. ( IV-10.5)",
            "observation": "Appearance- yellowish clear",
            "measurements": [
              {
                "parameter": "IV",
                "value": 10.5,
                "phase": "in-process",
                "verbatim": "IV-10.5"
              }
            ]
          }
        ],
        "results": [
          {
            "parameter": "IV",
            "value": 10.5,
            "phase": "in-process",
            "verbatim": "IV-10.5"
          }
        ]
      },
      {
        "step": 3,
        "name": "Neutralization",
        "procedure": [
          {
            "seq": 3,
            "time_h": 3.5,
            "temperature": "56-61",
            "atmosphere": "N2",
            "action": "Step 3) Neutralization - RBF with acrylate intermediate of step-1) (20%) heated to 56 deg C under N2 atmosphere. Slowly feed of step-2) (80%) Phosphate ester into it over 30 min and continue for 3 hrs. Cool to RT and filter through Nylon Mesh. AV-31.7",
            "observation": "AV-31.7",
            "measurements": [
              {
                "parameter": "AV",
                "value": 31.7,
                "phase": "final",
                "verbatim": "AV-31.7"
              }
            ]
          }
        ],
        "results": [
          {
            "parameter": "AV",
            "value": 31.7,
            "phase": "final",
            "verbatim": "AV-31.7"
          }
        ]
      }
    ],
    "critical_parameters": [
      {
        "parameter": "aminev",
        "reference_value": "30.1",
        "phase": "target-check",
        "verbatim": "aminev / 30.1"
      },
      {
        "parameter": "av",
        "reference_value": "43.2",
        "value": "31.7",
        "phase": "target-check",
        "verbatim": "av / 43.2 / 31.7"
      }
    ],
    "samples": [
      {
        "sample_id": "LBN 34 - B",
        "application_tests": [
          {
            "test": "Application test",
            "pigment": "violet- 27 / Black",
            "result": "good only",
            "verdict": "ok",
            "file": "pdf/9076 Data for Raven POC project/Old ELN/LBN 34 -B.pdf"
          },
          {
            "test": "re-solubility",
            "pigment": "violet 23 & Blue",
            "result": "failed",
            "verdict": "not ok",
            "failure_reason": "re-solubility failed",
            "file": "pdf/9076 Data for Raven POC project/Old ELN/LBN 34 -B.pdf"
          }
        ]
      }
    ],
    "conclusion": "Application test against violet- 27 / Black is good only re-solubility failed for violet 23 & Blue",
    "outcome": {
      "status": "partial",
      "basis": "Application test against violet- 27 / Black is good only re-solubility failed for violet 23 & Blue",
      "citation": "pdf/9076 Data for Raven POC project/Old ELN/LBN 34 -B.pdf, page 2"
    }
  },
  "field_confidence": {
    "aim": "high",
    "eln_form": "high",
    "materials": "high",
    "materials[0].name": "medium",
    "process_steps": "high",
    "critical_parameters": "high",
    "critical_parameters[0].parameter": "medium",
    "samples": "medium",
    "conclusion": "high",
    "outcome": "medium"
  },
  "notes": "No date or scientist printed on the form. Critical Process Parameter table, Optimized Reaction Conditions, SPDU Conditions, and HPLC Results tables are present but empty. PDF pages 3-4 are blank. Material row 1 OCR merged the name with the lot code: 'Surfol R-1400\\n(R-53/07032024' — name/RM No split as printed. 'aminev' is the verbatim OCR reading of the Critical Parameters row-1 label (likely 'amine value'). Total row of the input table carries no value."
}