POLYVINYL ALCOHOL
POLYVINYL ALCOHOL For Synthesis
Short Name: POLYVINYL ALCOHOL
Synonym: PVOH; PVA; Polyviol; Vinol
Basic Details
Article No.
LG3628
Grade
For Synthesis
Purity
CAS No.
9002-89-5
HS Code
3905.3000
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Colourless granules
Odour
Mild odor
pH value
5 - 7
Melting point/ Freezing point [°C]
200 °C
Decomposition point [°C]
228 °C
Flash point [°C]
> 113 °C
Density [g/cm3]
1.269
Solubility in water [% weight]
Soluble in water
Viscosity at 40°C [mm2/s]
4-35 mm2/s at 20 °C
Chemical Specifications
Appearance
Colorless translucent granules
Degree of polymerisation
1700 - 1800
Viscosity (4% solution in water)
25 - 32 cps
Hydrolysis (mole %)
98 - 99
Volatile matter
Max 5%
Ash content
Max 0.7%
pH (0.2% solution in water)
5 - 7
Safety Information & Hazard Symbols