Polyvinylalkohol (PVA), powder

Used for making glue, as metal protection, as a binder for varnish film (epecially wett or moist) Soluble in water, partially in ethanol ant methanol. Non solluble in organic solvents. Creates stable and clear film.

chemical features:
Appearance: white, putty powder
Viscosity: 8 ± 1 mPas (in 4% water sollution by 20 ° C)
pH: approx 6 (in 4% water sollution pri 20 ° C)
Hydrolysis grade: 87 – 89
(Tg): 65 ° C