Definitions for "Polyvinylacetate"
A plastic usually abbreviated as PVA. A colourless, transparent solid, it is used in adhesives which are themselves also referred to as PVA or PVA adhesive. There are many varieties of PVA adhesives. The types referred to as 'internally plasticised' have greater chemical stability, and are preferred for use in preservation. PVA adhesives are often used in an emulsion form or 'white glue'. They have a milk like appearance, but dry clear.