Poly Vinyl Acetate Tg

Polyvinyl acetate water based emulsions is often applied as a liquid that hardens to a solid when the water evaporates.

Poly vinyl acetate tg.

A white nontoxic thermoplastic resin prepared by the polymerization of vinyl acetate. Polyvinyl acetate pvac was discovered in 1912 by dr. Poly 1 acetoxyethylene poly ethenyl ethanoate poly 1 acetyloxiethene. Emblem in packaging technology 2012.

Learn more about polyvinyl acetate in this article. In its most important application polyvinyl acetate serves as the film forming ingredient in water based latex paints. Polyvinyl acetate is also the raw material to make other polymers like. Fritz klatte in germany.

Polyvinyl acetate and polyvinyl alcohol. Polyvinyl acetate is partially or completely hydrolysed to give polyvinyl alcohol. It has good resistance to uv and oxidation but is rather brittle below its tg ca. It is also used in adhesives.

Pva is used as an emulsion adhesive for bag sack and carton making. Polyvinyl acetate pva and polyvinyl alcohol pvoh are further examples of ethylene copolymers. It is one of the most widely used water dispersed resins. This reversible saponification and esterification reaction was a strong hint for hermann staudinger in the formulation of his theory of macromolecules.

305 and very sticky above it. Pvoh is produced by hydrolysis of pva and the strong hydrogen bonding imparted by the oh groups means that pure pvoh is water soluble.