Patent ID: 7368161
Filing Date: 2008-05-06
Classification: B32B,C08J,C08K,G02B,Y10S,Y10T

Abstract:
1. An optical body comprising: (a) a single or multiple core layer comprising at least one layer of an oriented thermoplastic polymer material; and (b) a particulate pigment dispersed in the at least one layer; wherein the particulate pigment is present in an amount sufficient to provide the optical body with: (1) a transmission of light within a wavelength band of interest within the visible spectrum of from about 10 to about 90 percent, and (2) an internal haze of less than or equal to about five percent, and wherein the optical body is a tinted film suitable for application to a base substrate, and further wherein the core has a thickness of from about 0.025 mm to about 0.18 mm.