Matt, flame-retardant, co-extruded polyester film, a method...

Details Matt, flame-retardant, co-extruded polyester film, a method... Matt, flame-retardant, co-extruded polyester film, a method...

2005-03-29

2005-03-29

Chen, Vivian (Department: 1773)

Stock material or miscellaneous articles

Composite

Of polyester

C428S910000, C528S293000, C528S294000, C528S295000, C528S302000, C528S305000, C528S308000, C528S308500, C525S437000, C525S444000, C525S448000, C106S015050, C106S018110, C106S018140, C106S018180, C106S018310

Reexamination Certificate

active

06872461

ABSTRACT:
The invention relates to a co-extruded, biaxially oriented polyester films containing a flame-retardant agent which can be dissolved in the polyester. The film has a matt outer layer which contains a mixture and/or a blend of two components (I) and (II), whereby component (I) is a polyethylene terephthalate homopolymer, or a polyethylene terephthalate copolymer, or a mixture of polyethylene terephthalate homopolymers or copolymers and component (II) is a polymer containing at least one sulphonate group.

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