BIAXIALLY ORIENTED PENBB FILM COATED WITH ANTISTATIC COATINGS

摘要

The invention concerns an antistatic, mono- or multilayer biaxially oriented copolyester film, wherein the copolyester is PENBB and wherein at least one surface of the film has been coated with an antistatic coating composition containing (I) a quarternary ammonium salt (QAS) and/or (II) a two component system consisting of: (a) an acrylate, styrene-derivative or acrylonitrile, and (b) an ethylenically unsaturated sulfonate salt and/or (III) an organically substituted phosphate. PENBB is a copolyester containing units of formula (1).