Polyvinyl alcohol should not be confused with polyvinyl acetate, also available and known as an effective wood remedy. Polyvinyl alcohol can be found in many household items due to its ability to dissolve in water. Some of the uses of polyvinyl alcohol would be as follows: manufacturing adhesives, thickening polyvinyl acetate glues, coating for detergent packaging. For example liquid tablets where you want the plastic to be dissolved. Polyvinyl alcohol is also used in the production of Slime, together with Borax.
IDENTIFICATION AND PROPERTIES
Names: Polyvinyl Alcohol PVA, Polyvinyl Alcohol PVA
CAS: 25213-24-5
EC: 607-648-9
- Appearance (20ºC): Powder-Solid
- Colour: White
- Odour: mild, almost odourless.
- Initial point/boiling point/boiling range: >200°C (estimated).
- Flammability: This material is combustible, but not readily flammable.
- Melting point: 230-240°C
- Decomposition temperature: >200ºC
- pH: 4.5-6.5 (20ºC) (4% solution; 40 g/L)
- Dynamic viscosity: 45-55 cP (20ºC, 4% solution)
- Kinematic viscosity: Not applicable. Viscosity is only relevant for liquids.
- Solubility: Soluble in hot water
- Water solubility: Soluble in hot water
- Bulk density: 610-670 kg/m3
- Relative density (water=1): 1.10-1.31.
MORE INFORMATION
To learn more about polyvinyl alcohol click here: Polyvinyl alcohol, uses and properties
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