Patent ID: 8900687
Filing Date: 2014-12-02
Classification: B29C,B29K,B32B,C08J,Y10T

Abstract:
1. A biaxially stretched polyamide resin film containing 0.3 to 10 wt. % of an inorganic material including a layered compound and having a laminate structure of 8 or more layers in total, wherein the layered compound is in-plane oriented and the film has a haze of 1.0 to 20%, an elastic modulus in the longitudinal direction of 1.7 to 3.5 GPa at a relative humidity of 35% RH, a surface roughness (Sa) of 0.01 to 0.1 μm, and a static friction coefficient (F/B) of 0.3 to 1.0 at a normal stress of 0.5 N/cm 2 .