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Patent Searching and Data


Title:
POLARIZED LIGHT-EMITTING FILM CONTAINING WATER-SOLUBLE COUMARIN COMPOUND OR SALT THEREOF, POLARIZED LIGHT-EMITTING PLATE, AND DISPLAY DEVICE
Document Type and Number:
WIPO Patent Application WO/2021/010141
Kind Code:
A1
Abstract:
This polarized light-emitting film contains a water-soluble coumarin compound represented by formula (1) (in formula (1), A represents an optionally substituted coumarin skeleton, X represents a sulfo group or a carboxy group, and n represents an integer of 1 to 3.) or a salt thereof.

Inventors:
MORITA RYOUTAROU (JP)
MOCHIZUKI NORIAKI (JP)
Application Number:
PCT/JP2020/025321
Publication Date:
January 21, 2021
Filing Date:
June 26, 2020
Export Citation:
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Assignee:
NIPPON KAYAKU KK (JP)
International Classes:
G02B5/30; C09B57/02; G02F1/1335; G09F9/00
Foreign References:
KR20150024547A2015-03-09
JPS5145708B11976-12-04
JP2017165896A2017-09-21
JP2006045314A2006-02-16
JP2003232919A2003-08-22
JP2001174636A2001-06-29
JP2001174809A2001-06-29
JP2020091478A2020-06-11
JP2020091477A2020-06-11
Attorney, Agent or Firm:
ASAMURA PATENT OFFICE, P.C. (JP)
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