POLARIZING ELEMENT, POLARIZING PLATE, IMAGE DISPLAY DEVICE, AND A POLARIZING COMPONENT MANUFACTURING METHOD, WHICH HAS EXCELLENT DURABILITY AND HEAT RESISTANCE

摘要

PURPOSE: A polarizing element with excellent durability and heat resistance, a polarizing plate, an image display device, and a polarizing component manufacturing method are provided to obtain excellent initial orthogonal transmittivity and color.;CONSTITUTION: A polarizing component includes the zinc, the boron, and the potassium. The value of the zinc content x boron content / potassium content is 0.1-4.0. The boron content is 1.0-5.0 weight percent. The potassium content is 0.3-2.0 weight percent.;COPYRIGHT KIPO 2010