Technical Data Sheet
Butvar® B-72 is a thermoplastic, polyvinyl butyral resin which offers a unique combination of properties for coating or adhesive applications. The use or addition of polyvinyl butyral to a system imparts adhesion, toughness, and flexibility. PVB retains the clarity of the coating and offers reactive hydroxyl sites for crosslinking with thermoset systems.
Typical Value, Units
7.5% solids in anhydrous methanol @ 20°C
3.5 % max
White, free-flowing powder
Glass Transition Temperature (T
Size exclusion chromatography with low angle laser light scattering standard.
% Polyvinyl Alcohol
% Polyvinyl Butyral
% Polyvinyl Acetate
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2/28/2018 11:35:39 AM