Title:
ANTHRAQUINONE COMPOUND, LIQUID CRYSTAL COMPOSITION CONTAINING SAID COMPOUND, AND LIGHT-CONTROLLING ELEMENT
Document Type and Number:
WIPO Patent Application WO/2023/080198
Kind Code:
A1
Abstract:
An anthraquinone compound represented by formula (1) (In the formula, R1 and R4 represent a hydrogen atom, a C1-12 alkyl group, a C1-12 alkoxy group, a halogen atom, -CО2R9, -ОCОR9, -CОR9, a cyano group, or a trifluoromethyl group. R2, R3, R5, and R6 represent a hydrogen atom, a C1-4 alkyl group, a C1-4 alkoxy group, a halogen atom, -CО2R9, -ОCОR9, -CОR9, a cyano group, or a trifluoromethyl group. R7 and R8 represent a hydrogen atom or a C1-8 alkyl group. R9 represents a C1-12 alkyl group, a substituent represented by formula (a) (in the formula, R10 represents a hydrogen atom, a C1-8 alkyl group, or a C1-8 alkoxy group), or a substituent represented by formula (b) (in the formula, R11 represents a hydrogen atom or a C1-8 alkyl group)).
Inventors:
MUTO HITOMI (JP)
OHTANI KOHEI (JP)
HATTORI YU (JP)
SUZUKI SAORI (JP)
OHTANI KOHEI (JP)
HATTORI YU (JP)
SUZUKI SAORI (JP)
Application Number:
PCT/JP2022/041152
Publication Date:
May 11, 2023
Filing Date:
November 04, 2022
Export Citation:
Assignee:
NIPPON KAYAKU KK (JP)
International Classes:
C07C225/36; C09B1/514; C09B1/54; C09K19/12; C09K19/60; G02F1/13; G02F1/1334
Domestic Patent References:
| WO2022138433A1 | 2022-06-30 |
Foreign References:
| JP2008106107A | 2008-05-08 | |||
| JPS625941A | 1987-01-12 | |||
| JPH04264193A | 1992-09-18 | |||
| JPS58196260A | 1983-11-15 |
Other References:
"Liquid Crystal Device Handbook", 1989, THE NIKKAN KOGYO SHIMBUN, LTD.
Attorney, Agent or Firm:
ASAMURA IP P.C. (JP)
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