Polyester film
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United States of America Patent
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Jul 5, 2005
Grant Date -
Jul 3, 2003
app pub date -
Aug 6, 2002
filing date -
Aug 10, 2001
priority date (Note) -
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Abstract
The present invention relates to a polarizing plate protective film base comprising a laminated film comprising a biaxially oriented polyester film and a coating layer provided on one side of said biaxially oriented polyester film, the surface resistance of said coating layer being not more than 1×1011Ω, the adhesive force (P2) of the coating layer surface with an acrylic adhesive being not more than 3,000 mN/cm, and the difference between adhesive force (P1) of the coating layer surface with a rubber adhesive and adhesive force (P2) with an acrylic adhesive (P1-;P2) being not less than 100 mN/cm.
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