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Title:
AZO COMPOUND, AND POLARIZING FILM AND POLARIZING PLATE INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2021/015188
Kind Code:
A1
Abstract:
An azo compound represented by formula (1), or a salt thereof.

Inventors:
NAKAMURA MITSUNORI (JP)
HATTORI YU (JP)
MOCHIZUKI NORIAKI (JP)
Application Number:
PCT/JP2020/028225
Publication Date:
January 28, 2021
Filing Date:
July 21, 2020
Export Citation:
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Assignee:
NIPPON KAYAKU KK (JP)
International Classes:
C09B31/08; C09B31/22; G02B5/30
Foreign References:
JP4033443B22008-01-16
JPH0378703A1991-04-03
Other References:
DATABASE Registry 21 July 1989 (1989-07-21), "Entered STN: 21 Jul 1989 CN - 2-Naphthalenesulfonic acid, 3-[2-[4-[2-(2-amino-6-sulfo-1- naphthalenyl)diazenyl]-3-sulfophenyl]diazenyl]-4-hydroxy-7- [(phenylmethyl)amino]-", XP055787208, retrieved from STN Database accession no. RN 121696-51-3
Attorney, Agent or Firm:
ASAMURA PATENT OFFICE, P.C. (JP)
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