Pipeline

{
  "fragment_id": "qwen-extract--lab-batch-40--lbn-40",
  "source_file": "pdf/9076 Data for Raven POC project/Old ELN/Lab Batch 40.pdf",
  "derived_from": "ocr/Lab Batch 40/Lab Batch 40_0.md",
  "locator": "page 1",
  "extractor": "qwen-tasks/extract-fragment.md",
  "target_aliases": [
    "LBN 40"
  ],
  "document_role": "eln_report",
  "payload": {
    "aim": "To develop product equivalent to reference product",
    "eln_form": {
      "journal_version": "3.0",
      "equipment": "Glass RBF with stirrer set up",
      "reaction_scheme": "",
      "safety_precautions": ""
    },
    "materials": [
      {
        "sr_no": "1",
        "name": "Surfol R-1400 R-188",
        "source": "",
        "quantity": "150",
        "unit": "g"
      },
      {
        "sr_no": "2",
        "name": "P2O5",
        "source": "Commercial",
        "quantity": "4.88",
        "unit": "g"
      },
      {
        "sr_no": "3",
        "name": "Epomine SP-018",
        "source": "Nippon",
        "quantity": "90",
        "unit": "g",
        "purity_pct": "100"
      },
      {
        "sr_no": "4",
        "name": "2 ethyl hexyl acrylate",
        "source": "",
        "quantity": "210",
        "unit": "g",
        "purity_pct": "100"
      }
    ],
    "process_steps": [
      {
        "step": 1,
        "time": "5",
        "temperature": "58-75",
        "atmosphere": "N2",
        "procedure": [
          {
            "action": "Phosphate ester- RBF with R-1400 heated to 50 deg C and then slowly added Polyphosphoric acid followed by 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-37"
          }
        ],
        "remarks": "Appearance- yellowish clear"
      },
      {
        "step": 2,
        "time": "6.5",
        "temperature": "78-82",
        "atmosphere": "N2",
        "procedure": [
          {
            "action": "Acrylate intermediate- RBF with Epomine SP- 018 heated to 78-81 deg C under N2 atmosphere. Slowly feed of 2-ethyl hexyl acrylate over 2 hrs and continue reaction for 5 hrs. Monitoring of reaction done by IV. At IV-25-35 Cool to"
          }
        ],
        "remarks": "Appearance- yellowish clear"
      },
      {
        "step": 3,
        "time": "3.5",
        "temperature": "56-61",
        "atmosphere": "N2",
        "procedure": [
          {
            "action": "Neutralization - RBF with acrylate intermediate of step-2) (20%) heated to 56 deg C under N2 atmosphere. Slowly feed of step-1) (80%) Phosphate ester into it over 30 min and continue to RT and filter through Nylon Mesh."
          }
        ],
        "remarks": "AV-28.5/SAP-52/ HV-74/Amine-42.9/ IV-6.8"
      }
    ],
    "critical_parameters": [
      {
        "parameter": "aminev",
        "reference_value": "30.1",
        "value": "42.9"
      },
      {
        "parameter": "av",
        "reference_value": "43.2",
        "value": "28.5"
      }
    ],
    "samples": [
      {
        "application_tests": [
          {
            "system": "RED 57:1 pigment",
            "result": "good",
            "verdict": "ok"
          },
          {
            "system": "BLUE 15:3 pigment",
            "result": "good",
            "verdict": "ok"
          },
          {
            "system": "YELLOW 12 pigment",
            "result": "yellow pigment gloss less"
          }
        ],
        "sample_id": "unspecified sample"
      }
    ],
    "conclusion": "Tested against RED 57:1, BLUE 15:3, YELLOW 12 pigment ; yellow pigment gloss less while other RED & Blue pigment good",
    "outcome": {
      "status": "not ok",
      "basis": "Tested against RED 57:1, BLUE 15:3, YELLOW 12 pigment ; yellow pigment gloss less while other RED & Blue pigment good",
      "citation": "Lab Batch 40.pdf, page 1"
    }
  },
  "field_confidence": {
    "aim": "high",
    "eln_form": "high",
    "materials": "high",
    "process_steps": "medium",
    "critical_parameters": "high",
    "samples": "medium",
    "conclusion": "high",
    "outcome": "medium"
  },
  "notes": "Step 2 procedure text is truncated in the OCR source ('At IV-25-35 Cool to'). 'Optimized Reaction Conditions' table header present but all cells empty. Pages 2-4 (ocr/Lab Batch 40/Lab Batch 40_1.md.._3.md) contain only garbled watermark/timestamp OCR and full-page image regions with no extractable text; any handwritten content there was not captured."
}