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US 12,037,530 B2Granted
Compound and liquid crystal composition
AssigneeFUJIFILM Corporation
InventorsYuki Fukushima, Keisuke Kodama, Shunya Katoh
Life of this patent
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Abstract
The present invention provides a compound having an excellent amount of change in HTP and an excellent HTP saturation rate during exposure, and a liquid crystal composition including the compound. The compound of the present invention is a compound represented by General Formula (A). (Y)n-G-(X)m (A) G represents a group represented by General Formula (B-1) or a group represented by General Formula (B-2), * represents a bonding position, and X and Y represent a predetermined group.
Claims20
A compound represented by General Formula (A),
- (Y)n-G-(X)m (A)
- G represents a group represented by General Formula (B-1) or a group represented by General Formula (B-2), * represents a bonding position,
- X's each independently represent a hydrogen atom or a monovalent substituent, in a case where G is a group represented by General Formula (B-2), two X's may be bonded to each other to form a ring,
- Y's each independently represent a group represented by General Formula (C-1) or a group represented by General Formula (C-2),
- L1 represents a single bond or a divalent linking group,
- R1 and R2 each independently represent a hydrogen atom or a monovalent substituent,
- A1 represents an aromatic group which may have a substituent,
- Z represents —(CH2)4— in which —CH2— may be substituted with —CO— or —O—, a single bond, —(CH2)2—, —COO—, or —CH2O—,
- A2 represents an aromatic group which may have a substituent or an alicyclic group which may have a substituent,
- L2 represents a single bond or -L3-A3-**, L3 represents a single bond or a divalent linking group, A3 represents an aromatic group which may have a substituent or an alicyclic group which may have a substituent, ** represents a bonding position with Z,
- R3 represents a hydrogen atom or a monovalent substituent,
- in a case where G represents the group represented by General Formula (B-1), n represents 2 and m represents 0, and in a case where G represents the group represented by General Formula (B-2), n represents 2 and m represents 6, and
- * represents a bonding position.
10 more elements
Dependencies are inferred from the claim text.