Polymerizable compound, polymerizable composition, polymer, and optical anisotropic body

Patent metadata

Field	Value
Publication number	US-2016200841-A1
Application number	US-201414913233-A
Country	US
Kind code	A1
Filing date	Aug 14, 2014
Priority date	Aug 22, 2013
Publication date	Jul 14, 2016
Grant date	—

Abstract

The present invention relates to: a polymerizable compound represented by a formula (I), wherein each of Y 1 to Y 8 independently represents —O—, —O—C(═O)—, —C(═O)—O— or the like; each of A 2 , A 3 , G 1 , and G 2 independently represents a divalent linear aliphatic group having 1 to 20 carbon atoms or the like; each of Z 1 and Z 2 independently represents an alkenyl group having 2 to 10 carbon atoms or the like; A x represents an organic group having 2 to 30 carbon atoms that includes at least one aromatic ring; A y represents a hydrogen atom, an alkyl group having 1 to 20 carbon atoms or the like; A 1 represents a trivalent aromatic group or the like; each of A 4 and A 5 independently represents a divalent aromatic group having 6 to 30 carbon atoms or the like; and Q 1 represents a hydrogen atom, an alkyl group having 1 to 6 carbon atoms or the like; and others. According to the present invention, it becomes possible to provide: a polymerizable compound that have a practical low melting point, exhibit excellent solubility in a general-purpose solvent, can be produced inexpensively, can be dried at a lower temperature, has excellent energy efficiency, and can produce an optical film that achieves uniform conversion of polarized light over a wide wavelength band; and others.

First claim

1 . A polymerizable compound represented by a formula (I),

wherein each of Y 1 to Y 8 independently represents a chemical single bond, —O—, —S—, —O—C(═O)—, —C(═O)—O—, —NR 1 —C(═O)—, —C(═O)—NR 1 —, —O—C(═O)—NR 1 —, —NR 1 —C(═O)—O—, —NR 1 —C(═O)—NR 1 —, —O—NR 1 —, or —NR 1 —O—, R 1 is a hydrogen atom or an alkyl group having 1 to 6 carbon atoms,
each of A 2 , A 3 , G 1 , and G 2 independently represents a substituted or unsubstituted divalent linear aliphatic group having 1 to 20 carbon atoms that optionally includes —O—, —S—, —O—C(═O)—, —C(═O)—O—, —NR 2 —C(═O)—, —C(═O)—NR 2 —, —NR 2 —, or —C(═O)—, provided that a case where the linear aliphatic group includes two or more adjacent —O— or —S— is excluded, R 2 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms,
each of Z 1 and Z 2 independently represents an alkenyl group having 2 to 10 carbon atoms that is substituted with a halogen atom, or unsubstituted,
A x represents an organic group having 2 to 30 carbon atoms that includes at least one aromatic ring selected from a group consisting of an aromatic hydrocarbon ring and a heteroaromatic ring,
A y represents a hydrogen atom, a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted alkenyl group having 2 to 20 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 12 carbon atoms, a substituted or unsubstituted alkynyl group having 2 to 20 carbon atoms, —C(═O)—R 3 , —SO 2 —R 4 , —C(═S)NH—R 5 , or an organic group having 2 to 30 carbon atoms that includes at least one aromatic ring selected from the group consisting of an aromatic hydrocarbon ring and a heteroaromatic ring, R 3 represents a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted alkenyl group having 2 to 20 carbon atoms, or a substituted or unsubstituted cycloalkyl group having 3 to 12 carbon atoms, R 4 represents an alkyl group having 1 to 20 carbon atoms, an alkenyl group having 2 to 20 carbon atoms, a phenyl group, or a 4-methylphenyl group, R 5 represents a substituted or unsubstituted alkyl group having 1 to 20 carbon atoms, a substituted or unsubstituted alkenyl group having 2 to 20 carbon atoms, a substituted or unsubstituted cycloalkyl group having 3 to 12 carbon atoms, or a substituted or unsubstituted aromatic group having 5 to 20 carbon atoms,
provided that the aromatic ring included in A x and the aromatic ring optionally included in A y are either substituted or unsubstituted, and
A x and A y are optionally bonded to each other to form a ring,
A 1 represents a substituted or unsubstituted trivalent aromatic group,
each of A 4 and A 5 independently represents a substituted or unsubstituted divalent aromatic group having 6 to 30 carbon atoms, and
Q 1 represents a hydrogen atom, or a substituted or unsubstituted alkyl group having 1 to 6 carbon atoms.

2 . The polymerizable compound according to claim 1 , wherein a total number of it electrons included in A x and A y is 4 to 24.

3 . The polymerizable compound according to claim 1 , wherein A 1 is a substituted or unsubstituted trivalent benzene ring group, or a substituted or unsubstituted trivalent naphthalene ring group.

4 . The polymerizable compound according to claim 1 , wherein each of Y 1 to Y 8 independently represents a chemical single bond, —O—, —O—C(═O)—, —C(═O)—O—, or —O—C(═O)—O—.

5 . The polymerizable compound according to claim 1 , wherein each of Z 1 and Z 2 independently represents CH 2 ═CH—, CH 2 ═C(CH 3 )—, or CH 2 ═C(Cl)—.

6 . The polymerizable compound according to claim 1 , wherein each of A 2 , A 3 , G 1 , and G 2 independently represents a substituted or unsubstituted divalent linear aliphatic group having 1 to 20 carbon atoms that optionally includes —O—, —O—C(═O)—, —C(═O)—O—, or —C(═O)—, provided that a case where the linear aliphatic group includes two or more contiguous —O— is excluded.

7 . The polymerizable compound according to claim 1 , wherein each of G 1 and G 2 independently represents an alkylene group having 1 to 12 carbon atoms.

8 . A polymerizable composition comprising at least one type of the polymerizable compound according to claim 1 .

9 . A polymerizable composition comprising at least one type of the polymerizable compound according to claim 1 , and an initiator.

10 . A polymer obtained by polymerizing the polymerizable compound according to claim 1 .

11 . The polymer according to claim 10 , the polymer being a liquid crystalline polymer.

12 . An optically anisotropic article comprising the polymer according to claim 11 .

13 . A polymer obtained by polymerizing the polymerizable composition according to claim 8 .

Assignees

• Zeon Corp

Inventors

• Sakamoto Kei

Classifications

• C08F20/38

  Esters containing sulfur · CPC title

• C07D277/82 Primary

  Nitrogen atoms · CPC title

• G02F1/13363

  Birefringent elements, e.g. for optical compensation · CPC title

• C08F222/10

  Esters · CPC title

• C09K19/3497

  the heterocyclic ring containing sulfur and nitrogen atoms · CPC title