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Title:
DICHROIC DYE-CONTAINING LIQUID, AND POLARIZER
Document Type and Number:
Japanese Patent JP2011208079
Kind Code:
A
Abstract:

To provide a dichroic dye-containing liquid capable of suppressing haze without a decline in the adhesiveness of a polarizing layer; and to provide a polarizer containing the dichroic dye.

The dichroic dye-containing liquid contains a dichroic dye (A) and a toughness-imparting agent (B); wherein the components (A) and (B) are either dispersed or dissolved in an aqueous solvent. This dichroic dye-containing liquid is such that: the content of the solids [X] (mass%) of the toughness-imparting agent (B) relative to the dichroic dye-containing liquid and the 100% modulus [Y] (MPa) of the toughening-imparting agent (B) meet formula (1): 0.01≤X≤1.0, and formula (2): Y≥0.14X-1.5, respectively. The polarizer is such that: an alignment layer and a polarizing layer are serially provided on a substrate; wherein the polarizing layer is formed by aligning and depositing a dichroic dye using the dichroic dye-containing liquid.


Inventors:
INABA TAKESHI
YANAGIDA HIROAKI
Application Number:
JP2010079153A
Publication Date:
October 20, 2011
Filing Date:
March 30, 2010
Export Citation:
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Assignee:
HOYA CORP
International Classes:
C08L101/00; G02B5/30
Domestic Patent References:
JP2002527786A2002-08-27
JP2009180975A2009-08-13
JP2009025520A2009-02-05
JP2009173861A2009-08-06
JP2008527401A2008-07-24
Attorney, Agent or Firm:
Tamotsu Otani
Masamichi Tohei
Makoto Kataoka
Kenichi Hirasawa
Hirose Kumi