Composition for an antistatic layer and a film comprising this layer

摘要

The aqueous composition for antistatic layer according to the invention comprises vanadium pentoxide and a polyurethane which includes no sulfonated groups and which is stable in an acidic medium, the weight ratio of vanadium pentoxide to polyurethane preferably being between 1:200 and 5:1. Polymeric supports coated with such a composition can be used for transparencies for photocopy, for mounting supports in the field of printing, or in photographic or magnetic products and in packaging.