Matt, uv-stable, co-extruded polyester film, a method for the production thereof and the use of the same

摘要

The invention relates to a co-extruded, biaxially oriented polyester film consisting of a base layer and at least one outer layer. The film contains a UV-stabiliser and has a matt outer layer which contains a mixture and/or a blend of two components (I) and (II), whereby component (I) is substantially a polyethylene terephtalate homopolymer or a polyethylene terephthalate copolymer, or a mixture of polyethylene terephtalate homopolymers or polyethylene terephthalate copolymers, and component (II) is a polymer which contains at least one sulphonate group.