Polyester film for use as packaging film and vacuum-sealing film, surfactants contains surfactant and-or low-molecular weight polyester

摘要

Polyester film containing (i) 70-99.9 wt% polyester(s) with a mol. wt. (Mn) of 8000-100000 also contains (ii) 0.1-30 wt% compound(s) selected from (ii-1) surfactant(s) and/or (ii-2) polyester(s) with an Mn of 1000-7000.