近天然黑色之偏光板之制造方法及其所制造之偏光板;METHOD FOR PREPARING POLARIZING PLATE NEAR NATURAL BLACK COLOR AND POLARIZING PLATE PREPARED THEREBY

摘要

本发明系关于一种制造偏光板之方法，该方法包括下列连续步骤：制备一偏光元件，该偏光元件包括经任一或更多之碘及二色性染料染色之聚乙烯醇系偏光片；以具有选自波长范围200nm至800nm之特定波长的光照射该偏光元件；及润湿该偏光元件，以及关于一种藉该方法所制造的偏光板。; irradiating the polarizing element with light having a specific wavelength selected from a wavelength range of 200 nm to 800 nm; and moistening the polarizing element, and to a polarizing plate manufactured by the method.