POLARIZING PLATE FOR LIGHT EMITTING DISPLAY APPARATUS AND LIGHT EMITTING DISPLAY APPARATUS COMPRISING THE SAME

• Main Authors: KIM IL JIN, CHOI HAN JOO, LEE DO HEON
• Format: Patent
• Language: English; Korean
• Published: 15.09.2021
• Subjects: ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; ADHESIVES; CHEMISTRY; COMPOSITIONS BASED THEREON; DYES; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS; OPTICS; ORGANIC MACROMOLECULAR COMPOUNDS; PAINTS; PHYSICS; POLISHES; THEIR PREPARATION OR CHEMICAL WORKING-UP; USE OF INORGANIC OR NON-MACROMOLECULAR ORGANIC SUBSTANCES ASCOMPOUNDING INGREDIENTS; USE OF MATERIALS AS ADHESIVES

Provided is a polarizing plate for a light emitting display device, which comprises a polarizer, and a first adhesive layer, a first liquid crystal retardation film, a second adhesive layer, and a second liquid crystal retardation film sequentially stacked on one surface of the polarizer. In the polarizing plate for a light emitting display device, the polarization degree change amount (ΔPE1, ΔPE2) of Equations 1 and 2 is 0.7% or less, respectively. Provided are the polarizing plate for a light emitting display device and the light emitting display device including the same. 편광자 및 상기 편광자의 일면에 순차적으로 적층된 제1 접착층, 제1 액정 위상차 필름, 제2 접착층 및 제2 액정 위상차 필름을 포함하는 발광표시장치용 편광판으로서, 상기 발광표시장치용 편광판은 식 1과 식 2의 편광도 변화량(△PE1, △PE2)이 각각 0.7% 이하인 것인, 발광표시장치용 편광판 및 이를 포함하는 발광표시장치가 제공된다.