| polymer_type |
<app.db.schema.PolymerType object at 0x71ff906cc680>
|
| morphology |
<app.db.schema.Morphology object at 0x71ff906cdd30>
|
| source |
<app.db.schema.LiteratureSource object at 0x71ff906cf020>
|
| chemical_loads |
(<app.db.schema.ChemicalLoad object at 0x71ff906cce60>)
|
| matrix_entries |
(<app.db.schema.MatrixComposition object at 0x71ff90706270>)
(<app.db.schema.MatrixComposition object at 0x71ff907048c0>)
(<app.db.schema.MatrixComposition object at 0x71ff907057c0>)
(<app.db.schema.MatrixComposition object at 0x71ff907051f0>)
(<app.db.schema.MatrixComposition object at 0x71ff90706810>)
(<app.db.schema.MatrixComposition object at 0x71ff90705700>)
|
| id |
5 |
| polymer_type_id |
2 |
| size_major_axis_nm |
75000.0 |
| size_minor_axis_nm |
20000.0 |
| morphology_id |
2 |
| crystallinity_pct |
50.0 |
| surface_area_m2_per_g |
1.0 |
| zeta_potential_mv |
-18.0 |
| hydrophobicity_log_d |
3.8 |
| surface_functionalization |
Slight surface cracking from UV exposure. |
| protein_corona_potential |
|
| origin |
Secondary |
| weathering_state |
2 |
| degradability_notes |
PP is highly persistent; oxidation may embrittle over time. |
| density_g_per_cm3 |
0.91 |
| reference_material_id |
|
| detection_method |
FTIR spectroscopy |
| refractive_index |
1.49 |
| reliability_rating |
reliable |
| detection_method_notes |
PP is readily detected by FTIR, µRaman, and Py-GC/MS. Multiple characteristic markers confirm signal with high confidence. |
| source_id |
4 |
| notes |
PP microfibre from synthetic textiles; common in laundry effluent and indoor dust. |
| created_at |
2026-05-16 05:30:24.903692 |
| updated_at |
2026-05-16 05:30:24.903692 |