Polymerizable compound, polymerizable composition, polymer, and optically anisotropic product

    公开(公告)号:US10400170B2

    公开(公告)日:2019-09-03

    申请号:US15115987

    申请日:2015-02-09

    申请人: ZEON CORPORATION

    摘要: This polymerizable compound is represented by a formula (I), this polymerizable composition contains said polymerizable compound and a polymerization initiator, this polymer is obtained by polymerizing the polymerizable compound or polymerizable composition, and this optically anisotropic product is comprised from the polymer. In the formula, each of Y1 to Y8 represents —O—, —S—, —O—C(═O)—, —C(═O)—O—, etc., Ya represents —O—, —S—, —O—C(═O)—, —C(═O)—O—, etc., each of G1 and G2 represents a divalent linear aliphatic group having 1 to 20 carbon atoms, etc., each of Z1 and Z2 represents an alkenyl group having 2 to 10 carbon atoms, etc., Ax represents an organic group having an aromatic ring and 2 to 30 carbon atoms, A1 represents a trivalent aromatic group, etc., each of A2 and A3 represents a divalent alicyclic hydrocarbon group having 3 to 30 carbon atoms, each of A4 and A5 represents a divalent aromatic group having 4 to 30 carbon atoms, etc., Q1 represents an alkyl group having 1 to 6 carbon atoms, etc., and each of m and n represents 0 or 1.

    Mixture of polymerizable compound and method of producing the same

    公开(公告)号:US10577306B2

    公开(公告)日:2020-03-03

    申请号:US15560646

    申请日:2016-03-30

    申请人: ZEON CORPORATION

    摘要: Disclosed is a mixture containing compound (I) and polymerizable compound (II) wherein compound (I) accounts for 50 mol % or more of the entire mixture and 1,4-cyclohexanedicarboxylic acid accounts for less than 5 mol % of the entire mixture; a method of producing the mixture which includes reacting in a water-immiscible organic solvent 1,4-cyclohexanedicarboxylic acid dichloride with compound (IV) in the presence of a base, and washing the obtained reaction solution with a weakly acidic buffer solution; etc. The disclosure provides mixtures useful for low-cost production of polymerizable compounds which have low melting points suitable for practical use, show superior solubility to general-purpose solvents, can be produced at low costs, and allow for provision of optical films capable of uniform polarized light conversion over a wide wavelength range, and methods of producing the mixtures. where A represents hydrogen, methyl group or chlorine, and n represents an integer of 1 to 20.

    Method for producing polymerizable compound

    公开(公告)号:US10059679B2

    公开(公告)日:2018-08-28

    申请号:US15124092

    申请日:2015-03-19

    申请人: ZEON CORPORATION

    摘要: Provided is a method for producing a polymerizable compound represented by a formula (I) comprising: a step (1) that reacts a compound represented by a formula (II) with 2,5-dihydroxybenzaldehyde in an organic solvent in the presence of a base to obtain a reaction mixture including a compound represented by a formula (III); and a step (2) that adds a compound represented by a formula (IV) and an acidic aqueous solution to the reaction mixture obtained by the step (1) to effect a reaction, wherein A represents a hydrogen atom, a methyl group or the like, L represents a leaving group, n represents an integer from 1 to 20, X represents an oxygen atom, a sulfur atom, —C(R1)(R2)— or the like, R represents a hydrogen atom, an organic group or the like, and each of RX represents a hydrogen atom, a halogen atom or the like. According to the present invention, provided is a method for producing a polymerizable compound represented by a formula (I) at high purity and at high yield.

    Polymerizable compound, polymerizable composition, polymer, and optically anisotropic product

    公开(公告)号:US09868710B2

    公开(公告)日:2018-01-16

    申请号:US15032120

    申请日:2014-10-30

    申请人: ZEON CORPORATION

    摘要: This invention provides a polymerizable compound represented by formula (I), a polymerizable composition containing the polymerizable compound and a polymerization initiator, a polymer produced by polymerizing the polymerizable compound or the polymerizable composition, and an optically anisotropic product comprising the polymer as a constituent material. In formula (1), Y1 to Y9 represent —O—, —S—, —O—C(═O)—, —C(═O)—O— or the like, G1 and G2 represent a divalent linear aliphatic group having 1 to 20 carbon atoms or the like, Z1 to Z3 represent an alkenyl group having 2 to 10 carbon atoms or the like, Ax represents a group represented by a formula (II), wherein X represents an oxygen atom, a sulfur atom or the like,D represents an alkylene group having 1 to 20 carbon atoms or the like, A1 represents a trivalent aromatic group or the like, A2 and A3 represent a divalent alicyclic hydrocarbon group having 3 to 30 carbon atoms or the like, A4 and A5 represent a divalent aromatic group having 4 to 30 carbon atoms or the like, Q1 represents an alkyl group having 1 to 6 carbon atoms or the like, and m and n are 0 or 1.