Patent ID: 7548290
Filing Date: 2009-06-16
Classification: C09K,G02B,G02F

Abstract:
1. A polarizing plate with an optical compensation layer, comprising: a hardcoat layer; a polarizer; a first optical compensation layer placed so that a slow axis thereof intersects with an absorption axis of the polarizer; and a second optical compensation layer placed so that a slow axis thereof intersects with the absorption axis of the polarizer in the stated order, wherein: the first optical compensation layer provides a substantially ½ retardation with respect to a wavelength of monochromatic light; the second optical compensation layer provides a substantially ¼ retardation with respect to a wavelength of monochromatic light; and the hardcoat layer contains urethaneacrylate, polyol(meth)acrylate, and (meth)acrylic polymer having an alkyl group containing at least two hydroxyl groups.