Observations
Expt Table remarks: Initially no turbidity in mass
Raw materials (collected from the per-step charges)
| Step | Material | Role |
|---|---|---|
| 1 | Vicasurf-1010 | reactant |
| 1 | Phosphorous pentaoxide | reactant |
| 2 | Epomine SP- 018 | reactant |
| 2 | 2 ethyl hexyl acrylate | reactant |
| 3 | Step- 1 product (75%) AV-38.1 | intermediate |
| 3 | Step - 2 Product (25%) | intermediate |
Process
| Step | Conditions | Charged | What happened | Results |
|---|---|---|---|---|
|
Step 1
28112025 9076 Expt Table 2025.xls
|
temperature: 40time_h: 4.5atmosphere: N2 |
Vicasurf-1010 Phosphorous pentaoxide
|
Found 0.1% crystal upon filter; Other: Feed 0.4
—
|
acid_value 38.1 |
|
Step 2
28112025 9076 Expt Table 2025.xls
|
temperature: 79-81 then 81-82time_h: 2 then 6atmosphere: N2 |
Epomine SP- 018 2 ethyl hexyl acrylate
|
Iodine value vs time ramp printed under Step 2 header: 68.5 at 2 h, 41 at 4 h, 27.5 at 5.5 h
—
|
acid_value 0.35 amine_value 272 iodine_value 27.5 iodine_value_ramp 68.5 at 2 h; 41 at 4 h; 27.5 at 5.5 h |
|
Step 3
28112025 9076 Expt Table 2025.xls
|
temperature: 54-56 then 56-57time_h: Feed 35 min then 4.5atmosphere: N2 |
Step- 1 product (75%) AV-38.1 Step - 2 Product (25%)
|
Clear uniform mass
—
|
acid_value 29.1 amine_value 52.27 |
No test results linked to this batch yet.
Where this record comes from
28112025 9076 Expt Table 2025.xls
— researcher summary (cross-check)
Something wrong on this page? Record a correction
Your correction is permanent: it survives every re-extraction and the field can no longer be changed by the system.
Field-by-field provenance (4 fields) — for auditors
1 extraction fragments · merged 2026-08-25 · 0 human-validated fields
Fix a wrong or missing extraction side-by-side with the original:
expt-block--27c
| Field | Source | Extractor | Conf. |
|---|---|---|---|
| process_steps[0] | 28112025 9076 Expt Table 2025.xls sheet 9076_Experiments, batch block '27 C' | qwen-tasks/extract-expt-block.md@unversioned | high |
| process_steps[1] | 28112025 9076 Expt Table 2025.xls sheet 9076_Experiments, batch block '27 C' | qwen-tasks/extract-expt-block.md@unversioned | high |
| process_steps[2] | 28112025 9076 Expt Table 2025.xls sheet 9076_Experiments, batch block '27 C' | qwen-tasks/extract-expt-block.md@unversioned | high |
| observations | 28112025 9076 Expt Table 2025.xls sheet 9076_Experiments, batch block '27 C' | qwen-tasks/extract-expt-block.md@unversioned | high |
Raw record JSON
{
"record_id": "exp-9076-027C",
"project": "9076",
"aliases": [
"27 C"
],
"provenance": {
"fragments": [
"expt-block--27c"
],
"field_provenance": {
"process_steps[0]": {
"source_file": "docs/Project Expt Report/28112025 9076 Expt Table 2025.xls",
"extractor": "qwen-tasks/extract-expt-block.md",
"extractor_version": "unversioned",
"extracted_date": "",
"locator": "sheet 9076_Experiments, batch block '27 C'",
"human_checked": true
},
"process_steps[1]": {
"source_file": "docs/Project Expt Report/28112025 9076 Expt Table 2025.xls",
"extractor": "qwen-tasks/extract-expt-block.md",
"extractor_version": "unversioned",
"extracted_date": "",
"locator": "sheet 9076_Experiments, batch block '27 C'",
"human_checked": true
},
"process_steps[2]": {
"source_file": "docs/Project Expt Report/28112025 9076 Expt Table 2025.xls",
"extractor": "qwen-tasks/extract-expt-block.md",
"extractor_version": "unversioned",
"extracted_date": "",
"locator": "sheet 9076_Experiments, batch block '27 C'",
"human_checked": true
},
"observations": {
"source_file": "docs/Project Expt Report/28112025 9076 Expt Table 2025.xls",
"extractor": "qwen-tasks/extract-expt-block.md",
"extractor_version": "unversioned",
"extracted_date": "",
"locator": "sheet 9076_Experiments, batch block '27 C'",
"human_checked": true
}
},
"last_merged": "2026-08-25"
},
"documents": [
{
"file": "docs/Project Expt Report/28112025 9076 Expt Table 2025.xls",
"role": "summary_table",
"link_basis": "alias match: 27 C",
"link_status": "rule"
}
],
"validation": {
"validated_fields": {},
"corrections_applied": []
},
"process_steps": [
{
"step": 1,
"materials": [
{
"name": "Vicasurf-1010",
"qty_g": 1700,
"role": "reactant"
},
{
"name": "Phosphorous pentaoxide",
"qty_g": 64.09,
"role": "reactant"
}
],
"procedure": [
{
"seq": 1,
"action": "charge Vicasurf-1010 and Phosphorous pentaoxide",
"verbatim": "Vicasurf-1010 1700 g; Phosphorous pentaoxide 64.09 g"
},
{
"seq": 2,
"action": "feed Vicasurf-1010",
"verbatim": "Feed 0.4"
},
{
"seq": 3,
"action": "hold at 40 oC for 4.5 h under N2",
"verbatim": "Temp 40 oC; Time 4.5 h; N2"
}
],
"conditions": {
"temperature": "40",
"time_h": "4.5",
"atmosphere": "N2"
},
"results": [
{
"parameter": "acid_value",
"value": "38.1",
"verbatim": "A.V. 38.1",
"confidence": "medium"
}
],
"remarks": "Found 0.1% crystal upon filter; Other: Feed 0.4"
},
{
"step": 2,
"materials": [
{
"name": "Epomine SP- 018",
"qty_g": 105,
"role": "reactant"
},
{
"name": "2 ethyl hexyl acrylate",
"qty_g": 245,
"role": "reactant"
}
],
"procedure": [
{
"seq": 1,
"action": "charge Epomine SP- 018 and 2 ethyl hexyl acrylate",
"verbatim": "Epomine SP- 018 105 g; 2 ethyl hexyl acrylate 245 g"
},
{
"seq": 2,
"action": "hold at 79-81 oC for 2 h",
"verbatim": "Temp 79-81 oC; Time 2 h"
},
{
"seq": 3,
"action": "raise to 81-82 oC and hold for 6 h under N2",
"verbatim": "Temp 81-82 oC; Time 6 h; N2"
}
],
"conditions": {
"temperature": "79-81 then 81-82",
"time_h": "2 then 6",
"atmosphere": "N2"
},
"results": [
{
"parameter": "acid_value",
"value": "0.35",
"verbatim": "AV- 0.35",
"confidence": "high"
},
{
"parameter": "amine_value",
"value": "272",
"verbatim": "Amine - 272",
"confidence": "high"
},
{
"parameter": "iodine_value",
"value": "27.5",
"verbatim": "IV-27.5",
"confidence": "high"
},
{
"parameter": "iodine_value_ramp",
"value": "68.5 at 2 h; 41 at 4 h; 27.5 at 5.5 h",
"verbatim": "Iodine value 68.5 / Time 2; 41 / 4; 27.5 / 5.5",
"confidence": "medium"
}
],
"remarks": "Iodine value vs time ramp printed under Step 2 header: 68.5 at 2 h, 41 at 4 h, 27.5 at 5.5 h"
},
{
"step": 3,
"materials": [
{
"name": "Step- 1 product (75%) AV-38.1",
"qty_g": 262.5,
"role": "intermediate"
},
{
"name": "Step - 2 Product (25%)",
"qty_g": 87.5,
"role": "intermediate"
}
],
"procedure": [
{
"seq": 1,
"action": "charge Step-1 product and Step-2 product",
"verbatim": "Step- 1 product (75%) AV-38.1 262.5 g; Step - 2 Product (25%) 87.5 g"
},
{
"seq": 2,
"action": "feed for 35 min at 54-56 oC",
"verbatim": "Temp 54-56 oC; Feed 35 min"
},
{
"seq": 3,
"action": "raise to 56-57 oC and hold for 4.5 h under N2",
"verbatim": "Temp 56-57 oC; Time 4.5 h; N2"
}
],
"conditions": {
"temperature": "54-56 then 56-57",
"time_h": "Feed 35 min then 4.5",
"atmosphere": "N2"
},
"results": [
{
"parameter": "acid_value",
"value": "29.1",
"verbatim": "AV- 29.1",
"confidence": "high"
},
{
"parameter": "amine_value",
"value": "52.27",
"verbatim": "Amine-52.27",
"confidence": "high"
}
],
"remarks": "Clear uniform mass"
}
],
"observations": "Expt Table remarks: Initially no turbidity in mass"
}