Patent ID: 8178195
Filing Date: 2012-05-15
Classification: B29C,B29K,B32B,Y10T

Abstract:
1. A biaxially oriented film laminated board having a thickness of 0.5 mm or more and formed by laminating multiple layers of biaxially oriented films composed of a resin composition having a melting point of 240° C. or higher without interposing an adhesive therebetween, wherein the minimum value of elongation at break in the longitudinal direction and in the transverse direction measured after punching said board into a rectangular shape is 25% or more, said biaxially oriented films are biaxially oriented polyphenylene sulfide films, and both orientation degrees OF in End direction and Edge direction of the biaxially oriented film layers after lamination, which are determined by X-ray diffraction, are 0.85 or less.