METHOD FOR MANUFACTURING POLARIZER HAVING LOCALLY DEPOLARIZED AREA, AND POLARIZER, POLARIZING PLATE AND IMAGE DISPLAY DEVICE MANUFACTURED BY USING SAME

METHOD FOR MANUFACTURING POLARIZER HAVING LOCALLY DEPOLARIZED AREA, AND POLARIZER, POLARIZING PLATE AND IMAGE DISPLAY DEVICE MANUFACTURED BY USING SAME

The present invention relates to a method for manufacturing a polarizer including preparing a polyvinyl alcohol-based polarizer dyed with at least one of iodine and dichroic dye; forming a depolarized area by locally bringing a bleaching solution into contact with some areas of the polarizer; and ac...

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Hauptverfasser: LEE Byung Sun, RAH Kyun II, NAM Sung Hyun
Format: Patent
Sprache:eng
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OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PERFORMING OPERATIONS
PHYSICS
PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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creator LEE Byung Sun
RAH Kyun II
NAM Sung Hyun
description The present invention relates to a method for manufacturing a polarizer including preparing a polyvinyl alcohol-based polarizer dyed with at least one of iodine and dichroic dye; forming a depolarized area by locally bringing a bleaching solution into contact with some areas of the polarizer; and acid treating at least the depolarized area using an acid solution, a polarizer and a polarizing plate manufactured by using the same.
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subjects OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
OPTICS
PERFORMING OPERATIONS
PHYSICS
PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCESIN A PLASTIC STATE
TRANSPORTING
WORKING OF PLASTICS
WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
title METHOD FOR MANUFACTURING POLARIZER HAVING LOCALLY DEPOLARIZED AREA, AND POLARIZER, POLARIZING PLATE AND IMAGE DISPLAY DEVICE MANUFACTURED BY USING SAME
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