Polymerizable liquid crystal composition, optically anisotropic film, optical film, polarizing plate, and image display device

A polymerizable liquid crystal composition comprising:

• a polymerizable liquid crystal compound;
• and
• a compound represented by Formula (I),
• wherein a content of the compound represented by Formula (I) is 0.01 to 3 parts by mass with respect to 100 parts by mass of the polymerizable liquid crystal compound,
• Ll-SP1-(E3-A1)m-E1-G1-C(═O)—O—C(═O)-G2-E2-(A2-E4)n-SP2-L2 (I)
• here, in Formula (I),
• m and n each independently represent an integer of 0 to 2,
• E1, E2, E3, and E4 each independently represent a single bond, or a divalent linking group consisting of —CO—, —O—, —S—, —C(═S)—, —CR1R2—, —CR3═CR4—, —NR5—, or a combination of two or more thereof, where R1 to R5 each independently represent a hydrogen atom, a fluorine atom, or an alkyl group having 1 to 4 carbon atoms, in a case where m is an integer of 2 or more, a plurality of E3's may be the same as or different from each other, and in a case where n is an integer of 2 or more, a plurality of E4's may be the same as or different from each other,
• G1, G2, Al, and A2 each independently represent an aromatic ring having 6 carbon atoms, which may have a substituent, or a cycloalkane ring having 6 carbon atoms, which may have a substituent, in a case where m is an integer of 2 or more, a plurality of A1's may be the same as or different from each other, and in a case where n is an integer of 2 or more, a plurality of A2's may be the same as or different from each other,
• SP1 and SP2 each independently represent a single bond, a linear or branched alkylene group having 1 to 20 carbon atoms, a linear or branched alkenylene group having 2 to 20 carbon atoms, a linear or branched alkynylene group having 2 to 20 carbon atoms, or a divalent linking group in which one or more of —CH2—'s constituting the alkylene group, the alkenylene group, and the alkynylene group are substituted with —O—, —S—, —NH—, —N(Q)—, or —CO—, where Q represents a substituent,
• L1 and L2 each independently represent an alkyl group which may have a substituent, an aryl group which may have a substituent, a heteroaryl group which may have a substituent, or a polymerizable group, and
• wherein the polymerizable liquid crystal compound is a compound represented by Formula (II),
• L1-SP1-(E3-A1)m-E1-G1-C(═O)—O—Ar-O-C(═O) -G2-E2-(A2-E4)n-SP2-L2 (II)
• here, in Formula (II),
• m and n each independently represent an integer of 0 to 2,
• E1, E2, E3, and E4 each independently represent a single bond, or a divalent linking group consisting of —CO—, —O—, —S—, —C(═S)—, —CR1R2—, —CR3═CR4—, —NR5—, or a combination of two or more thereof, where R1 to R5 each independently represent a hydrogen atom, a fluorine atom, or an alkyl group having 1 to 4 carbon atoms, in a case where m is an integer of 2 or more, a plurality of E3's may be the same as or different from each other, and in a case where n is an integer of 2 or more, a plurality of E4's may be the same as or different from each other,
• G1, G2, Al, and A2 each independently represent an aromatic ring having 6 carbon atoms, which may have a substituent, or a cycloalkane ring having 6 carbon atoms, which may have a substituent, in a case where m is an integer of 2 or more, a plurality of A1's may be the same as or different from each other, and in a case where n is an integer of 2 or more, a plurality of A2's may be the same as or different from each other,
• SP1 and SP2 each independently represent a single bond, a linear or branched alkylene group having 1 to 20 carbon atoms, a linear or branched alkenylene group having 2 to 20 carbon atoms, a linear or branched alkynylene group having 2 to 20 carbon atoms, or a divalent linking group in which one or more of —CH2—'s constituting the alkylene group, the alkenylene group, and the alkynylene group are substituted with —O—, —S—, —NH—, —N(Q)—, or —CO—, where Q represents a substituent,
• L1 and L2 each independently represent an alkyl group which may have a substituent, an aryl group which may have a substituent, a heteroaryl group which may have a substituent, or a polymerizable group, and at least one of L1 or L2 represents a polymerizable group, provided that in a case where Ar in Formula (II) is an aromatic ring represented by Formula (Ar-3), at least one of L1 or L2, or L3 or L4 in Formula (Ar-3) represents a polymerizable group, and
• Ar represents any aromatic ring selected from the group consisting of groups represented by Formulae (Ar-1) to (Ar-5),
• here, in Formulae (Ar-1) to (Ar-5),
• * represents a bonding position to an oxygen atom,
• Q1 represents N or CH,
• Q2 represents —S—, —O—, or —N(R6)—, where R6 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms,
• Y1 represents an aromatic hydrocarbon group having 6 to 12 carbon atoms or an aromatic heterocyclic group having 3 to 12 carbon atoms, which may have a substituent,
• Z1, Z2, and Z3 each independently represent a hydrogen atom, a monovalent aliphatic hydrocarbon group having 1 to 20 carbon atoms, a monovalent alicyclic hydrocarbon group having 3 to 20 carbon atoms, a monovalent aromatic hydrocarbon group having 6 to 20 carbon atoms, a halogen atom, a cyano group, a nitro group, -OR7, -NR8R9, or -SR10, where R7 to R10 each independently represent a hydrogen atom or an alkyl group having 1 to 6 carbon atoms, and Z1 and Z2 may be bonded to each other to form an aromatic ring,
• A3 and A4 each independently represent a group selected from the group consisting of —O—, —N(R11)—, —S—, and —CO—, where R11 represents a hydrogen atom or a substituent,
• X represents a non-metal atom of Groups XIV to XVI, to which a hydrogen atom or a substituent may be bonded,
• D1 and D2 each independently represent a single bond, or a divalent linking group consisting of —CO—, —O—, —S—, —C(═S)—, —CR1R2—, —CR3═CR4—, —NR5—, or a combination of two or more thereof, where R1 to R5 each independently represent a hydrogen atom, a fluorine atom, or an alkyl group having 1 to 4 carbon atoms,
• SP3 and SP4 each independently represent a single bond, a linear or branched alkylene group having 1 to 20 carbon atoms, a linear or branched alkenylene group having 2 to 20 carbon atoms, a linear or branched alkynylene group having 2 to 20 carbon atoms, or a divalent linking group in which one or more of —CH2—'s constituting the alkylene group, the alkenylene group, and the alkynylene group are substituted with —O—, —S—, —NH—, —N(Q)—, or —CO—, where Q represents a substituent,
• L3 and L4 each independently represent an alkyl group which may have a substituent, an aryl group which may have a substituent, a heteroaryl group which may have a substituent, or a polymerizable group, and at least one of L3 or L4, or L1 or L2 represents a polymerizable group,
• Ax represents an organic group having 2 to 30 carbon atoms, which has at least one aromatic ring selected from the group consisting of an aromatic hydrocarbon ring and an aromatic heterocyclic ring,
• Ay represents a hydrogen atom, an alkyl group having 1 to 12 carbon atoms, which may have a substituent, or an organic group having 2 to 30 carbon atoms, which has at least one aromatic ring selected from the group consisting of an aromatic hydrocarbon ring and an aromatic heterocyclic ring,
• the aromatic ring in each of Ax and Ay may have a substituent, and Ax and Ay may be bonded to each other to form a ring, and
• Q3 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms, which may have a substituent.