This invention relates to a white, biaxially oriented polyester film, preferably formed of PET, with a base layer and with at least one outer layer. The base layer includes a concentration of from 3 to 15% by weight of a whitening pigment, and the outer layer includes a concentration of from 2 to 15% by weight of a whitening pigment and from 0.01 to 2% by weight of an antiblocking agent. The antiblocking agent has a median particle diameter of from 2 to 8 .mu.m. Optionally, at least one surface of the film has a functional coating. The film is particularly suitable as lid film for food-or-drink containers.

 
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