Matt, UV-stable, co-extruded polyester film, a method for the production thereof and the use of the same
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United States of America Patent
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Jun 6, 2006
Grant Date -
Aug 21, 2003
app pub date -
Jan 10, 2001
filing date -
Jan 20, 2000
priority date (Note) -
Expired
status (Latency Note)
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Abstract
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-stabilizer 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 terephthalate homopolymer or a polyethylene terephthalate copolymer, or a mixture of polyethylene terephthalate homopolymers or polyethyleneterephthalate copolymers, and component (II) is a polymer which contains at least one sulphonate group.
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