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Polivinil alcool, M.W. ∼ 30000 per sintesi, partially hydrolysed, Sigma-Aldrich®

Fornitore: Merck

Synonyms: PVOH, PVA, Mowiol®

M-Clarity™ quality level = MQ200

8.43868.0100 8.43868.1000
8.43868.0100EA 55.5 EUR
8.43868.0100 8.43868.1000
Polivinil alcool, M.W. ∼ 30000 per sintesi, partially hydrolysed, Sigma-Aldrich®
Polivinil alcool
Formula: [-CH₂CH(OH)-]n
MDL Number: MFCD00081922
CAS Number: 9002-89-5

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Risultati del test di specificazione

Solubility Insoluble at 20 °C
Melting Point 200 °C
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 230 °C
Bulk density 400 - 600 kg/m3
Storage temperature 15...25 °C
Degree of hydrolysis ≥85%
dyn.Viscosity 3,4 - 4,6 mPa∙s
Loss on drying (110 °C, 2 h) ≤5,0%
Ash ≤ 1,0%
Ester value 130 - 150

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