Composition containing dichroic dye, dye film prepared using the same, and polarizing element having the dye film
申请(专利)号：
JP20170514130
申请日期：
2016-04-19
公开/公告号：
JP6661618B2
公开/公告日期：
2020-03-11
申请(专利权)人：
日本化薬株式会社;株式会社ポラテクノ
摘要：
TECHNICAL FIELD The present invention relates to a composition containing a dichroic dye which is excellent in coatability and is useful for forming a dye film capable of producing a polarizing element with high quality and excellent in polarizing performance and a dye film, And a polarizing element having the dye film. (A) at least one dichroic dye and (B) at least one selected from the group consisting of polyoxyethylene alkyl ether, polyoxyethylene alkylene alkyl ether, polyoxyethylene distyrylated phenyl ether and polyoxyethylene tribenzyl phenyl ether At least one surfactant to be added, and (C) a solvent, wherein the HLB value of the surfactant is 12.5 or more and 17.5 or less.
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