Polivinil alcool, M.W. ∼200000 per sintesi, partially hydrolysed, Sigma-Aldrich®
Fornitore: Merck
Synonyms:
PVOH, PVA, Mowiol®
M-Clarity™ quality level = MQ200
8.43871.0100
8.43871.1000
8.43871.0100EA
55.5
EUR
8.43871.0100
8.43871.1000
Polivinil alcool, M.W. ∼200000 per sintesi, partially hydrolysed, Sigma-Aldrich®
Polivinil alcool
Formula:
[-CH₂CH(OH)-]n Punto di fusione: >200 °C Densità: 1,3 g/cm³ (20 °C) |
MDL Number:
MFCD00081922 CAS Number: 9002-89-5 EINECS: 207-767-2 |
Risultati del test di specificazione
Solubility | Insoluble at 20 °C |
Melting Point |
|
Bulk Density | 400 - 600 kg/m3 |
Density | 1.3 g/cm3 (20 °C) |
pH | 4.5 - 7.0 (40 g/l, H2O, 23 °C) |
Ignition Point |
|
Bulk density | 400 - 600 kg/m3 |
Storage temperature | 15...25 °C |
Degree of hydrolysis | ≥85% |
dyn.Viscosity | 34,0 - 46,0 mPa∙s |
Loss on drying (110 °C, 2 h) | ≤5,0% |
Ash | ≤1,0% |
Ester value | 130 - 150 |
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