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Title:
AZO DYE FOR ANISOTROPIC DYE FILM
Document Type and Number:
Japanese Patent JP2008031454
Kind Code:
A
Abstract:

To provide an organic dye which exhibits high dichroism in a short wavelength region (380-500 nm), while having excellent durability, and useful for anisotropic dye films such as polarizing films.

Specifically, the azo dye for anisotropic dye films is such that its free acid form is represented by the formula(1-v).


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Inventors:
SANO HIDEO
HASEGAWA RYUICHI
NISHIMURA MASAAKI
Application Number:
JP2007170649A
Publication Date:
February 14, 2008
Filing Date:
June 28, 2007
Export Citation:
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Assignee:
MITSUBISHI CHEM CORP
International Classes:
C09B33/153; G02B5/30; G02F1/1335
Attorney, Agent or Firm:
Tsuyoshi Shigeno



 
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