WO2012144331A1 - 末端環構造にラテラル置換基を有する重合性化合物 - Google Patents
末端環構造にラテラル置換基を有する重合性化合物 Download PDFInfo
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Definitions
- the present invention relates to a polymerizable compound, a polymerizable liquid crystal composition containing the compound, and an optical anisotropic body using the polymerizable composition.
- Polymerizable compounds are used in various films. For example, it is possible to produce a film having a uniform orientation by aligning a polymerizable compound in a liquid crystal state and then polymerizing it. Thus, the produced film can be used for a polarizing plate, a phase difference plate, etc. which are required for a liquid crystal display.
- the polymerizable compound can also be used to produce a film having a cholesteric structure. In many cases, two or more types of polymerizability are required to satisfy the required optical properties, polymerization rate, solubility, melting point, glass transition temperature, film transparency, mechanical strength, surface hardness, heat resistance and light resistance. Compositions consisting of compounds are used.
- the polymerizable compound to be used is required to bring good physical properties to the composition without adversely affecting other properties.
- a polymerizable compound that can exist as a nematic phase or a cholesteric phase in a wide temperature range and has a high nematic phase or cholesteric phase liquid crystal orientation is required.
- high storage stability is required so that the polymerizable compound in the component does not precipitate even when stored for a long time.
- a film having the cholesteric structure When a film having the cholesteric structure is used as a brightness enhancement film for a display or the like, it is required to have a uniform cholesteric structure having a small haze value and no unevenness. Therefore, in addition to the above properties, development of a highly oriented polymerizable compound is desired.
- a polymerizable compound having a large refractive index anisotropy but also a polymerizable compound having a small refractive index anisotropy is useful. .
- Patent Document 4 the refractive index anisotropy of the object. Therefore, in order to adjust the refractive index anisotropy of the composition to a desired value, it is necessary to add a polymerizable compound having a small refractive index anisotropy. As described above, the functional compound has a problem of insufficient storage stability and orientation.
- the problem to be solved by the present invention includes a polymerizable compound having a small refractive index anisotropy and a high storage stability and a high orientation when the polymerizable liquid crystal composition is constituted, and the polymerizable compound
- the present invention provides a polymerizable liquid crystal composition. Furthermore, it is to provide a polymer obtained by polymerizing the polymerizable liquid crystal composition and an optical anisotropic body using the polymer.
- P is a polymerizable group represented by the following formulas (P-1) to (P-15)
- S 1 represents a group of carbon atoms from which one —CH 2 — or two or more non-adjacent —CH 2 — may be independently replaced by —O—.
- 20 represents an alkylene group or a single bond, and when a plurality of S 1 are present, they may be the same or different, and X 1 represents —O—, —S—, —OCH 2 —, —CH 2.
- alkoxy groups or alkanoyl groups one or more hydrogen atoms are replaced by fluorine atoms or chlorine atoms.
- a 3 is a group represented by the following formula (A 3 -1) to formula (A 3 -8):
- L 1 represents an alkyl group having 1 to 7 carbon atoms, an alkoxy group or an alkanoyl group in which one or more hydrogen atoms may be substituted with a fluorine atom or a chlorine atom).
- the group represented by the formula (A 3 -1) one —CH ⁇ or two non-adjacent —CH ⁇ may be replaced by —N ⁇ , and the group represented by the formula (A 3 -2) and formula (a 3 -3) groups represented by the one -CH 2 - or non-adjacent two -CH 2 - may be replaced by -O- or -S-, these formulas
- the group represented by the formula (A 3 -8) to (A 3 -1) is further a fluorine atom, a chlorine atom, a cyano group, a nitro group, an alkyl group having 1 to 7 carbon atoms, or an alkyl group having 1 to 7 carbon atoms.
- Alkyl group, an alkoxy group or an alkanoyl group may be one or more hydrogen atoms are replaced by fluorine atom or chlorine atom
- Z 1 and Z 2 are each independently -OCH 2 -, - CH 2 O -, - COO—, —OCO—, —CO—S—, —S—CO—, —CO—NH—, —NH—CO—, —SCH 2 —, —CH 2 S—, —CF 2 O—, —OCF 2 —, —CF 2 S—, —SCF 2 —, —CH 2 CH 2 —, —CH 2 CF 2 —, —CF 2 CH 2 —, —CF 2 CF 2 —, —CH ⁇ CH—COO—, —CH ⁇ CH—OCO—, —COO—CH ⁇ CH—, —OCO—CH ⁇ CH—, —OCO—CH ⁇ CH—, ——OCO—CH ⁇ CH—, ——COO—
- the polymerizable compound of the present invention is useful as a component of the polymerizable composition because it has a small refractive index anisotropy and exhibits high storage stability when a polymerizable liquid crystal composition is formed. Moreover, since the optical anisotropic body using the composition containing the polymeric compound of this invention has high orientation, it is useful for uses, such as an optical film.
- P represents a polymerizable group represented by formulas (P-1) to (P-15), and these polymerizable groups are radical polymerization, radical addition polymerization, cationic polymerization, and anionic polymerization.
- these polymerizable groups are radical polymerization, radical addition polymerization, cationic polymerization, and anionic polymerization.
- the formula (P-1), formula (P-2), formula (P-3), formula (P-4), formula (P-5), formula (P ⁇ 7), formula (P-11), formula (P-13) or formula (P-15) are preferred, and formula (P-1), formula (P-2), formula (P-7), formula (P P-11) or formula (P-13) is more preferred, and formula (P-1) or formula (P-2) is particularly preferred.
- S 1 represents an alkylene group having 1 to 20 carbon atoms or a single bond in which one —CH 2 — or two or more non-adjacent —CH 2 — may be each independently replaced by —O—.
- an alkylene group having 1 to 8 carbon atoms is particularly preferable from the viewpoint of liquid crystallinity and compatibility with other components.
- X 1 represents —O—, —S—, —OCH 2 —, —CH 2 O—, —CO—, —COO—, —OCO—, —CO—S—, —S—CO—, —O—CO.
- N represents 0, 1, 2, 3 or 4, preferably 1 or 2, and particularly preferably 1.
- a 1 and A 2 are each independently 1,4-phenylene group, naphthalene-2,6-diyl group, 1,4-cyclohexylene group, 1,4-cyclohexenylene group, 1,4-bicyclo [2 2.2] Octylene group, decahydronaphthalene-2,6-diyl group, 1,2,3,4-tetrahydronaphthalene-2,6-diyl group, pyridine-2,6-diyl group, pyrimidine-2, 5-diyl group and 1,3-dioxane-2,5-diyl group, which may be unsubstituted, have a fluorine atom, chlorine atom, cyano group, nitro group, 1 carbon atom 7 alkyl groups, alkoxy groups having 1 to 7 carbon atoms, or alkanoyl groups having 1 to 7 carbon atoms, and these alkyl groups, alkoxy groups, or alkanoyl groups have one or more hydrogen
- a 1 may be those when the plurality of are the same or different and either unsubstituted or fluorine atom or a chlorine atom, a C 1 -C 1,4-phenylene group substituted by 4 alkyl groups or alkoxy groups having 1 to 4 carbon atoms, naphthalene-2,6-diyl group which is unsubstituted or substituted by fluorine atom or chlorine atom, or
- An unsubstituted 1,4-cyclohexenylene group in which one —CH 2 — or two non-adjacent —CH 2 — may be replaced by —O— is preferably an unsubstituted or fluorine atom, chlorine atom, CH 3 group or CH 3 O 1,4-phenylene group substituted by a group, an unsubstituted naphthalene-2,6-diyl group, or an unsubstituted 1,4 Shikurohe Sen
- a 3 is represented by the following formula (A 3 -1) to formula (A 3 -8)
- L 1 represents an alkyl group having 1 to 7 carbon atoms, an alkoxy group or an alkanoyl group in which one or more hydrogen atoms may be substituted with a fluorine atom or a chlorine atom).
- the group represented by the formula (A 3 -1) one —CH ⁇ or two non-adjacent —CH ⁇ may be replaced by —N ⁇ , and the group represented by the formula (A 3 -2) and formula (a 3 -3) groups represented by the one -CH 2 - or non-adjacent two -CH 2 - may be replaced by -O- or -S-, these formulas
- the group represented by the formula (A 3 -8) to (A 3 -1) is further a fluorine atom, a chlorine atom, a cyano group, a nitro group, an alkyl group having 1 to 7 carbon atoms, or an alkyl group having 1 to 7 carbon atoms.
- Alkyl group, an alkoxy group or an alkanoyl group has 1 or more hydrogen atoms may be replaced by fluorine atom or chlorine atom is
- L 1 represents an alkyl group or alkoxy group having 1 to 4 carbon atoms, further benzene ring
- the hydrogen atom on the naphthalene ring may be substituted by a fluorine atom, a chlorine atom, an alkyl group having 1 to 4 carbon atoms or an alkoxy group, and may be represented by the formula (A 3 -1) or the formula (A 3 -5).
- L 1 represents a CH 3 group or a CH 3 O group
- a hydrogen atom on the benzene ring or naphthalene ring is substituted by a fluorine atom, a chlorine atom, a CH 3 group, or a CH 3 O group.
- Particularly preferred are groups represented by the formula (A 3 -1) or the formula (A 3 -5).
- Z 1 and Z 2 are each independently —OCH 2 —, —CH 2 O—, —COO—, —OCO—, —CO—S—, —S—CO—, —CO—NH—, —NH—.
- R 1 represents a fluorine atom, a chlorine atom, a cyano group or an alkyl group having 1 to 12 carbon atoms, but one or more hydrogen atoms present in the alkyl group are replaced by a fluorine atom, a chlorine atom or a cyano group.
- -CH 2 in the alkyl group - or nonadjacent two or more -CH 2 - are each independently -O -, - S -, - CO -, - COO-, —OCO—, —CO—S—, —S—CO—, —O—CO—O—, —CO—NH—, —NH—CO—, —CH ⁇ CH—, —CH ⁇ CF—, —CF
- an alkyl group having 1 to 8 carbon atoms is particularly preferred, and a straight chain is more preferred.
- M represents 0, 1, 2, 3 or 4, preferably 1, 2 or 3, particularly preferably 1 or 2.
- the compound of this invention can be manufactured with the following manufacturing methods.
- Carboxylic acid (S1) having a hydroxy group protected by protecting group PG is condensed with phenol derivative (S2) to give ester (S3).
- the protecting group PG is not particularly limited as long as it is a group that can stably protect a functional group in the synthesis process and can be easily removed. , PETER G. M.M. WUTS, THEODORA W. GREEN, A John Wiley & Sons, Inc. , Publication groups described in Publication can be used.
- the condensation may be carried out by using an acid catalyst such as sulfuric acid, hydrochloric acid, nitric acid, acetic acid, formic acid, trifluoroacetic acid, p-toluenesulfonic acid, N, N′-dicyclohexylcarbodiimide, N, N′-diisopropylcarbodiimide, 1-ethyl-3
- an acid catalyst such as sulfuric acid, hydrochloric acid, nitric acid, acetic acid, formic acid, trifluoroacetic acid, p-toluenesulfonic acid, N, N′-dicyclohexylcarbodiimide, N, N′-diisopropylcarbodiimide, 1-ethyl-3
- a carbodiimide-based condensing agent such as — (3-dimethylaminopropyl) carbodiimide hydrochloride.
- Alcohol (S7) having a hydroxy group protected by protecting group PG is etherified with phenol derivative (S8) to give ether (S9).
- Etherification can be performed, for example, by the Mitsunobu reaction.
- a mesylate or tosylate obtained by reacting alcohol (S7) with methanesulfonyl chloride or p-toluenesulfonyl chloride, or a halide instead of alcohol (S7), a phenol derivative (S8) and Williamson etherification reaction.
- the intermediate (S10) obtained by removing the protecting group PG can be condensed with the carboxylic acid (S5) to produce the target product (S11).
- An ethene intermediate (S14) is obtained by reacting an aldehyde (S12) having a hydroxy group protected by a protecting group PG with a phosphonium salt (S13) in the presence of a base. Subsequently, the intermediate (S15) obtained by removing the protecting group PG can be condensed with the carboxylic acid (S5) to produce the target product (S16). (Production Method 4) Production of the following compound (S18)
- the ethene intermediate (S15) is hydroreduced to give an ethylene intermediate (S17). Subsequently, the desired product (S18) can be produced by condensation with carboxylic acid (S5). (Production Method 5) Production of the following compound (S24)
- An ester intermediate (S20) is obtained by reacting a halide (S19) having a hydroxy group protected by a protecting group PG with a protected acrylate under a palladium catalyst. Subsequently, the carboxylic acid intermediate (S21) obtained by eliminating only the protecting group PG on the ester side is condensed with the phenol derivative (S2) to obtain an ester intermediate (S22). The intermediate (S23) obtained by removing the protecting group PG can be condensed with the carboxylic acid (S5) to produce the target product (S24). (Production Method 6) Production of the following compound (S29)
- ester intermediate (S20) is hydroreduced to give an ester intermediate (S25).
- carboxylic acid intermediate (S26) obtained by removing only the protecting group PG on the ester side is condensed with the phenol derivative (S2) to obtain an ester intermediate (S27).
- the intermediate (S28) obtained by removing the protecting group PG can be condensed with the carboxylic acid (S5) to produce the target product (S29).
- the compound of the present invention is preferably used for a nematic liquid crystal composition, a smectic liquid crystal composition, a chiral smectic liquid crystal composition, and a cholesteric liquid crystal composition, but particularly preferably used for a cholesteric liquid crystal composition.
- a compound other than the present invention may be added.
- R 11 and R 12 each independently represent the same meaning as P in formula (I), and S 11 and S 12 each independently represent a single bond or an alkylene group having 1 to 18 carbon atoms
- -COO -, - OCO -, - OCOO- may be replaced by
- L 11 represents 0, 1, 2 or 3, and when l 11 represents 2 or 3, two or three L 12 and / or M 12 may be the same or different.
- a compound that may be selected L 11 , L 12 and L 13 each independently represents a single bond, —O—, —COO— or —OCO—, and M 11 and M 12 each independently represents, 1 4-phenylene group, 1,4-cyclohexylene group, pyridine-2,5-diyl group, pyrimidine-2,5-diyl group, a naphthalene-2,6-diyl group. ) Is preferred.
- R 11 and R 12 in the general formula (II) is preferably an acrylic group or methacrylic group.
- the general formula (III) is preferably an acrylic group or methacrylic group.
- S 3 and S 4 each independently represents an alkylene group having 2 to 18 carbon atoms, and X 3 and X 4 each independently represent —O—, —COO—, —OCO— or a single bond
- Z 5 and Z 6 each independently represent —COO— or —OCO—
- a 6 , A 7 and A 8 each independently represent an unsubstituted or fluorine atom, chlorine atom, or carbon number of 1 to 4
- S 5 and S 6 are each independently an alkylene group having 2 to 18 carbon atoms
- X 5 and X 6 are each independently —O—, —COO—, —OCO— or a single bond.
- Z 7 represents —COO— or —OCO—
- a 9 , A 10 and A 11 are each independently an unsubstituted or fluorine atom, a chlorine atom, an alkyl group having 1 to 4 carbon atoms or the number of carbon atoms Represents a 1,4-phenylene group substituted by an alkoxy group of 1 to 4.), and compounds represented by the following formulas (IV-1) to (IV-8) are particularly preferable. .
- preferred bifunctional polymerizable compounds include compounds represented by the following general formulas (V-1) to (V-4).
- S 7 and S 8 each independently represents an alkylene group having 2 to 18 carbon atoms.
- V-1 to (V-4) in formula (V-2) and A compound represented by formula (V-3) is preferable, and a compound in which S 7 and S 8 are each independently an alkylene group having 3 to 6 carbon atoms is particularly preferable.
- the addition amount of the polymerizable chiral compound is preferably 0.1 to 40% by mass.
- the polymeric compound which does not show liquid crystallinity is added to the polymeric liquid crystal composition containing the compound of this invention to such an extent that the liquid crystallinity of the said composition is not impaired.
- any compound that is recognized as a polymer-forming monomer or polymer-forming oligomer in this technical field can be used without particular limitation.
- the concentration of the photopolymerization initiator added to the polymerizable liquid crystal composition containing the compound of the present invention is preferably 0.1 to 10% by mass, and more preferably 0.2 to 5% by mass. preferable.
- the photopolymerization initiator benzoin ethers, benzophenones, acetophenones, benzyl ketals, acylphosphine oxides and the like can be used.
- a stabilizer may be added to the polymerizable liquid crystal composition containing the compound of the present invention in order to improve its storage stability.
- the stabilizer include hydroquinone, hydroquinone monoalkyl ethers, tert-butylcatechols, pyrogallols, thiophenols, nitro compounds, ⁇ -naphthylamines, ⁇ -naphthols, nitroso compounds and the like.
- the addition amount is preferably 0.005 to 1% by mass, more preferably 0.02 to 0.5% by mass with respect to the liquid crystal composition.
- the polymerizable liquid crystal composition containing the compound of the present invention is used for applications such as films, optical elements, functional pigments, pharmaceuticals, cosmetics, coating agents, synthetic resins, Depending on the purpose, metals, metal complexes, dyes, pigments, dyes, fluorescent materials, phosphorescent materials, surfactants, leveling agents, thixotropic agents, gelling agents, polysaccharides, ultraviolet absorbers, infrared absorbers, antioxidants Further, metal oxides such as ion exchange resin and titanium oxide can be added.
- the polymer obtained by polymerizing the polymerizable liquid crystal composition containing the compound of the present invention can be used for various applications.
- a polymer obtained by polymerizing a polymerizable liquid crystal composition containing the compound of the present invention without orientation can be used as a light scattering plate, a depolarizing plate, and a moire fringe prevention plate.
- polymerizing after orientating has optical anisotropy, and is useful.
- Such an optical anisotropic body includes, for example, a substrate obtained by rubbing a polymerizable liquid crystal composition containing the compound of the present invention with a cloth, a substrate on which an organic thin film is formed, or an alignment film on which SiO 2 is obliquely deposited. It can be produced by polymerizing the polymerizable liquid crystal composition after it is supported on a substrate having it or sandwiched between substrates.
- Examples of the method for supporting the polymerizable liquid crystal composition on the substrate include spin coating, die coating, extrusion coating, roll coating, wire bar coating, gravure coating, spray coating, dipping, and printing.
- an organic solvent may be added to the polymerizable liquid crystal composition during coating.
- the organic solvent hydrocarbon solvents, halogenated hydrocarbon solvents, ether solvents, alcohol solvents, ketone solvents, ester solvents, aprotic solvents and the like can be used.
- Toluene or hexane as the solvent methylene chloride as the halogenated hydrocarbon solvent, tetrahydrofuran, acetoxy-2-ethoxyethane or propylene glycol monomethyl ether acetate as the ether solvent, methanol, ethanol or alcohol as the alcohol solvent Isopropanol, acetone, methyl ethyl ketone, cyclohexanone, ⁇ -butyl lactone or N-methyl pyrrolidinone as the ketone solvent, ethyl acetate or cellosolve as the ester solvent, and dimethyl as the aprotic solvent It can be mentioned formamide or acetonitrile.
- the polymerizable liquid crystal composition may be used alone or in combination, and may be appropriately selected in consideration of the vapor pressure and the solubility of the polymerizable liquid crystal composition.
- a method for volatilizing the added organic solvent natural drying, heat drying, reduced pressure drying, or reduced pressure heat drying can be used.
- it is also effective to provide an intermediate layer such as a polyimide thin film on the substrate or to add a leveling agent to the polymerizable liquid crystal material.
- the method of providing an intermediate layer such as a polyimide thin film on a substrate is effective for improving the adhesion between a polymer obtained by polymerizing a polymerizable liquid crystal material and the substrate.
- Examples of the alignment treatment other than the above include use of flow alignment of liquid crystal material, use of electric field or magnetic field. These orientation means may be used alone or in combination. Furthermore, a photo-alignment method can be used as an alignment treatment method instead of rubbing. As a shape of the substrate, in addition to a flat plate, a curved surface may be included as a constituent part.
- substrate can be used regardless of an organic material and an inorganic material.
- organic material used as the substrate material examples include polyethylene terephthalate, polycarbonate, polyimide, polyamide, polymethyl methacrylate, polystyrene, polyvinyl chloride, polytetrafluoroethylene, polychlorotrifluoroethylene, polyarylate, polysulfone, and triacetyl.
- Cellulose, cellulose, polyetheretherketone and the like can be mentioned, and examples of the inorganic material include silicon, glass and calcite.
- the polymerizable liquid crystal composition containing the compound of the present invention When the polymerizable liquid crystal composition containing the compound of the present invention is polymerized, it is desirable that the polymerization proceeds rapidly. Therefore, a method of polymerizing by irradiating active energy rays such as ultraviolet rays or electron beams is preferable. When ultraviolet rays are used, a polarized light source or a non-polarized light source may be used. Further, when the polymerization is carried out with the liquid crystal composition sandwiched between two substrates, at least the substrate on the irradiation surface side must have appropriate transparency to the active energy rays.
- the orientation state of the unpolymerized part is changed by changing conditions such as an electric field, a magnetic field, or temperature, and further irradiation with active energy rays is performed. Then, it is possible to use a means for polymerization. Moreover, it is preferable that the temperature at the time of irradiation exists in the temperature range by which the liquid crystal state of the polymeric liquid crystal composition of this invention is hold
- the polymerization is carried out at a temperature as close to room temperature as possible from the viewpoint of avoiding unintentional induction of thermal polymerization, that is, typically at a temperature of 25 ° C. It is preferable to make it.
- the intensity of the active energy ray is preferably 0.1 mW / cm 2 to 2 W / cm 2 . When the intensity is 0.1 mW / cm 2 or less, a great amount of time is required to complete the photopolymerization and the productivity is deteriorated. When the intensity is 2 W / cm 2 or more, the polymerizable liquid crystal compound or the polymerizable liquid crystal is used. There is a risk that the composition will deteriorate.
- the optical anisotropic body obtained by polymerization can be subjected to heat treatment for the purpose of reducing initial characteristic changes and achieving stable characteristic expression.
- the heat treatment temperature is preferably in the range of 50 to 250 ° C.
- the heat treatment time is preferably in the range of 30 seconds to 12 hours.
- optical anisotropic body manufactured by such a method may be peeled off from the substrate and used alone or without peeling. Further, the obtained optical anisotropic bodies may be laminated or bonded to another substrate for use.
- the reaction solution was filtered to remove precipitates, and then the solvent was distilled off.
- the obtained solid was dissolved in dichloromethane and purified by column chromatography (purifier: silica gel 29 g, eluent: dichloromethane 232 mL), and then the solvent was distilled off.
- the obtained solid was dispersed and washed with 87 mL of methanol and then dried to obtain 26.7 g of a compound represented by the formula (A-2).
- 6-hydroxy-2-naphthoic acid (a compound represented by the formula (C-1)) 100 g (0.53 mol), acetic acid 300 mL, acetic anhydride 65. 1 g (0.64 mol) and 5 g of sulfuric acid were added, heated to 60 ° C. and reacted for 8 hours. After adding 1 L of water to the reaction solution and stirring for 1 hour while cooling with ice, the precipitated solid was filtered. The obtained solid was dispersed and washed twice with 1 L of water. The solid was dried to obtain 118.7 g of a compound represented by the formula (C-2).
- C-1 6-hydroxy-2-naphthoic acid
- the reaction solution was filtered to remove precipitates, and then the solvent was distilled off.
- the obtained solid was dissolved in dichloromethane and purified by column chromatography (purifier: silica gel 33 g, eluent: dichloromethane 264 mL), and then the solvent was distilled off.
- the obtained solid was dispersed and washed with 99 mL of methanol and then dried to obtain 30.7 g of a compound represented by the formula (C-3).
- Example 3 2,4-dimethylphenol is replaced with 2,4,5-trimethylphenol (a compound represented by the formula (F-2)), and the compound is represented by the formula (I-5) through a similar synthesis route.
- the compound was synthesized.
- (Physical property values of the compound represented by the formula (I-5)) 1 H NMR (CDCl 3 ) ⁇ 2.20-2.26 (m, 7H), 2.35 (s, 3H), 4.18 (t, 2H), 4.40 (t, 2H), 5.
- the obtained solid was dissolved in dichloromethane and purified by column chromatography (purifier: silica gel 60 g, eluent: dichloromethane 480 mL), and then the solvent was distilled off.
- the obtained solid was recrystallized using a mixed solvent of dichloromethane (60 mL) and methanol (180 mL) and dried to obtain 52.6 g of a compound represented by the formula (G-1).
- the reaction solution was filtered to remove precipitates, and then the solvent was distilled off.
- the obtained solid was dissolved in dichloromethane and purified by column chromatography (purifier: silica gel 37 g, eluent: dichloromethane 370 mL), and then the solvent was distilled off.
- the obtained solid was recrystallized twice from a mixed solvent of 37 mL of dichloromethane and 111 mL of methanol and then dried to obtain 29.4 g of the compound represented by the target formula (I-13).
- the compounds (I-1) to (I-4) and the compound (I-9) of the present invention all exhibit a nematic liquid crystal phase in a wide temperature range, the liquid crystal phase of the composition is added to the composition. The effect of stabilizing the is expected. It can also be seen that compound (I-1) to compound (I-4), compound (I-7) and compound (I-9) have a smaller refractive index anisotropy than that of comparative compound 2.
- the polymerizable liquid crystal compositions containing the compound (I-1) to the compound (I-4) and the compound (I-7) of the present invention and the comparative compound 1 to the comparative compound 3 were prepared as shown in Table 2 below.
- Example 15 to 19, Comparative Examples 6 to 10 a photopolymerization initiator Irgacure 907 (Ciba Specialty Chemical) was added to 98% of each of the polymerizable liquid crystal compositions of Examples 10 to 14 which are the present compositions and Comparative Examples 1 to 5 which are comparative compositions. 2%) was dissolved in cyclohexanone, spin-coated on a glass with polyimide, and irradiated with 4 mW / cm 2 of ultraviolet light for 120 seconds using a high-pressure mercury lamp.
- Comparative Example 10 was obtained from Example 19 and Comparative Example 6 as a comparative polymer. The obtained polymer was evaluated for haze value and appearance.
- a haze measuring device NHS2000 manufactured by Nippon Denshoku Industries Co., Ltd.
- measurement was performed at five locations on the substrate. Performed and averaged.
- ⁇ when there was no unevenness or the like on the polymer by visual observation and it was uniform as a whole, ⁇ , and when the unevenness was observed, ⁇ .
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Abstract
Description
(製法1)下記化合物(S6)の製造
(製法2)下記化合物(S11)の製造
(製法3)下記化合物(S16)の製造
(製法4)下記化合物(S18)の製造
(製法5)下記化合物(S24)の製造
(製法6)下記化合物(S29)の製造
(実施例1) 式(I-1)で表される化合物の製造
(式(I-1)で表される化合物の物性値)
1H NMR(CDCl3)δ 2.19~2.25(m,5H),2.34(s,3H),4.17(t,2H),4.39(t,2H),5.85(dd,1H),6.14(dd,1H),6.42(dd,1H),6.98~7.08(m,5H),7.36(d,2H),8.16(d,2H),8.29(d,2H)ppm.
13C NMR(CDCl3)δ 16.1,20.8,28.5,61.1,64.7,113.1,114.3,121.3,121.6,122.0,127.0,127.5,128.2,129.8,131.0,131.7,131.8,132.4,135.6,147.2,155.2,163.3,164.2,164.3,166.1ppm.
LRMS(EI)m/z 474(100).
(実施例2) 式(I-2)で表される化合物の製造
(式(I-2)で表される化合物の物性値)
1H NMR(CDCl3)δ 1.45~1.57(m,4H),1.73(quin,2H),1.85(quin,2H),2.19(s,3H),2.34(s,3H),4.06(t,2H),4.18(t,2H),5.82(dd,1H),6.12(dd,1H),6.41(dd,1H),6.97~7.08(m,5H),7.36(d,2H),8.15(d,2H),8.29(d,2H)ppm.
13C NMR(CDCl3)δ 16.1,20.8,25.6,25.7,28.5,28.9,64.4,68.1,114.3,121.0,121.6,122.0,126.9,127.2,127.5,128.5,129.8,130.5,131.7,131.8,132.4,135.6,147.2,155.2,163.7,164.3,164.3,166.3ppm.
LRMS(EI)m/z 516(100).
(実施例3) 式(I-3)で表される化合物の製造
(式(I-3)で表される化合物の物性値)
1H NMR(CDCl3)δ 2.20~2.26(m,5H),2.35(s,3H),4.18(t,2H),4.40(t,2H),5.85(dd,1H),6.14(dd,1H),6.43(dd,1H),7.01(d,2H),7.07(s,2H),7.11(s,1H),7.46(dd,1H),7.77(d,1H),7.93(d,1H),8.06(d,1H),8.20(d,2H),8.24(dd,1H),8.82(d,1H)ppm.
13C NMR(CDCl3)δ 16.2,20.8,28.5,61.1,64.7,114.3,118.8,121.6,121.6,122.5,126.2,126.6,127.5,128.1,128.2,129.8,130.4,131.0,131.6,131.8,132.4,135.7,136.4,147.3,150.8,163.2,164.7,165.0,166.1ppm.
LRMS(EI)m/z 524(100).
(実施例4) 式(I-4)で表される化合物の製造
(式(I-4)で表される化合物の物性値)
1H NMR(CDCl3)δ 1.45~1.56(m,4H),1.73(quin,2H),1.86(quin,2H),2.23(s,3H),2.35(s,3H),4.07(t,2H),4.19(t,2H),5.82(dd,1H),6.13(dd,1H),6.41(dd,1H),7.00(dd,2H),7.06(s,2H),7.11(s,1H),7.46(dd,1H),7.77(d,1H),7.93(d,1H),8.06(d,1H),8.19(d,2H),8.23(dd,1H),8.81(s,1H)ppm.
13C NMR(CDCl3)δ 16.2,20.8,25.7,25.7,28.5,28.9,64.4,68.1,114.3,118.8,121.2,121.6,122.5,126.2,126.6,127.5,128.1,128.5,129.8,130.4,130.5,131.0,131.6,131.8,132.4,135.7,136.4,147.3,150.9,163.6,164.8,165.0,166.3ppm.
LRMS(EI)m/z 566(100).
(実施例5) 式(I-7)で表される化合物の製造
(式(I-7)で表される化合物の物性値)
1H NMR(CDCl3)δ 2.22(s,3H),2.25(quin,2H),2.34(s,3H),4.23(t,2H),4.42(t,2H),5.85(dd,1H),6.15(dd,1H),6.43(dd,1H),7.03~7.09(m,3H),7.22(dd,2H),7.80(d,1H),7.89(d,1H),8.17(dd,1H),8.71(s,1H)ppm.
13C NMR(CDCl3)δ 16.2,20.8,28.5,61.3,64.5,106.4,119.9,121.7,124.5,126.2,127.0,127.5,127.9,128.3,129.9,130.9,131.0,131.5,131.7,135.5,137.4,147.4,158.9,165.3,166.1ppm.
LRMS(EI)m/z 418(100).
(実施例6) 式(I-5)で表される化合物の製造
(式(I-5)で表される化合物の物性値)
1H NMR(CDCl3)δ 2.20~2.26(m,7H),2.35(s,3H),4.18(t,2H),4.40(t,2H),5.85(dd,1H),6.14(dd,1H),6.43(dd,1H),7.01(d,2H),7.07(s,2H),7.11(s,1H),7.46(dd,1H),7.77(d,1H),8.06(d,1H),8.20(d,2H),8.24(dd,1H),8.82(d,1H)ppm.
13C NMR(CDCl3)δ 16.2,20.8,28.5,61.1,61.5,64.7,114.3,118.8,121.6,121.6,122.5,126.2,126.6,127.5,128.1,128.2,129.8,130.4,131.0,131.8,132.4,135.7,136.4,147.3,150.8,163.2,164.7,165.0,166.1ppm.
LRMS(EI)m/z 538(100).
(実施例7) 式(I-11)で表される化合物の製造
(式(I-11)で表される化合物の物性値)
1H NMR(CDCl3)δ 2.20~2.26(m,5H),2.35(s,3H),4.18(t,2H),4.40(t,2H),5.86(dd,1H),6.15(dd,1H),6.43(dd,1H),7.01(d,2H),7.09(d,3H),7.49(dd,1H),7.54(dd,1H),7.83(dd,2H),7.97(d,2H),8.10(dd,2H),8.21(d,2H),8.27(dd,2H),8.86(d,2H)ppm.
13C NMR(CDCl3)δ 16.2,20.9,28.5,61.1,64.7,114.4,118.9,118.9,121.6,121.7,122.4,122.7,126.2,126.3,126.8,127.6,128.2,128.2,128.3,129.9,130.5,130.6,131.0,131.1,131.2,131.7,131.8,131.9,132.5,135.7,136.5,136.6,147.3,150.8,151.1,163.3,164.7,165.1,165.1,166.1ppm.
LRMS(EI)m/z 694(100).
(実施例8) 式(I-13)で表される化合物の製造
(式(I-13)で表される化合物の物性値)
1H NMR(CDCl3)δ 1.29(m,4H),1.57(quin,2H),1.71(quin,2H),2.46(s,3H),2.65(s,3H),3.94(t,2H),4.15(t,2H),5.80(dd,1H),6.05(dd,1H),6.43(dd,1H),6.83(d,1H),6.92(d,2H),7.15(d,1H),7.24(d,1H),7.43(d,1H),7.39(s,1H),7.57(d,1H),8.03(d,2H),8.09(d,1H),8.22(s,1H)ppm.
13C NMR(CDCl3)δ 9.2,21.3,26.3,26.5,30.0,30.6,66.8,72.3,114.1,114.1,114.9,118.0,121.4,122.2,122.7,126.6,126.7,127.4,127.9,128.6,128.6,128.6,128.8,130.3,130.7,130.7,130.9,131.4,132.1,152.6,158.7,164.0,164.0,164.0,165.0ppm.
LRMS(EI)m/z 600(100).
(実施例9)
(式(I-14)で表される化合物の物性値)
1H NMR(CDCl3)δ 1.44-1.56(m,4H),1.73(quin,7.3Hz,2H),1.84(quin,7.3Hz,2H),2.21(s,3H),2.34(s,3H),4.02(t,6.5Hz,2H),4.18(t,6.5Hz,2H),5.82(dd,1.4,10.4Hz,1H),6.13(dd,10.4,17.4Hz,1H),6.41(dd,1.6,17.3Hz,1H),6.98-7.09(m,5H),7.59(d,8.9Hz,2H),7.69(d,8.9Hz,2H),8.25(d,8.11Hz,2H)ppm.
13C NMR(CDCl3)δ 16.2,20.9,25.7,25.7,28.6,29.1,64.5,67.9,114.9,121.7,126.6,127.5,128.4,128.6,129.9,130.6,130.6,130.7,131.8,132.1,135.6,145.9,147.3,159.4,165.0,166.3ppm.
LRMS(EI)m/z 472(100).
(実施例10~14、比較例1~5)
実施例1から実施例5に記載の本願発明の化合物(I-1)から化合物(I-4)、化合物(I-7)、化合物(I-9)、EP1786887B1号公報記載の比較化合物1、比較化合物2及びGB2280445A号公報記載の比較化合物3の物性値を下記表1に記載した。
次に、本願組成物である実施例10から実施例14並びに比較組成物である比較例1から比較例5のそれぞれの重合性液晶組成物98%に光重合開始剤イルガキュア907(チバスペシャリティーケミカル社製)を2%添加した後シクロヘキサノンに溶解させ、ポリイミド付きガラスにスピンコートし、これに高圧水銀ランプを用いて4mW/cm2の紫外線を120秒間照射し、本願重合体である実施例15から実施例19及び比較重合体である比較例6から比較例10を得た。得られた重合体のヘイズ値と外観を評価した。ヘイズ値は下記式
ヘイズ(%)=Td/Tt×100
(式中、Tdは拡散透過率、Ttは全光線透過率を表す。)で表され、測定にはヘイズ測定装置(日本電色工業株式会社製NHD2000)を用い、基板上5カ所について測定を行い、その平均をとった。また、目視によって重合体上にムラ等が無く全体に均一であれば◎、ムラが見られる場合は△とした。
Claims (7)
- 一般式(I)
- 一般式(1)においてA3が、L1がフッ素原子、塩素原子又は炭素原子数1から4のアルキル基若しくはアルコキシ基を表し、さらにベンゼン環又はナフタレン環上の水素原子がフッ素原子、塩素原子又は炭素原子数1から4のアルキル基若しくはアルコキシ基によって置換されていても良い式(A3-1)又は式(A3-5)で表される請求項1記載の重合性化合物。
- 一般式(1)においてA3が、L1がフッ素原子、塩素原子、CH3基又はCH3O基を表し、さらにベンゼン環又はナフタレン環上の水素原子がフッ素原子、塩素原子、CH3基又はCH3O基によって置換されていても良い式(A3-1)又は式(A3-5)で表される請求項1又は2記載の重合性化合物。
- 一般式(1)においてZ1及びZ2が、各々独立して-COO-、-OCO-、-CH=CH-COO-、-CH=CH-OCO-、-COO-CH=CH-、-OCO-CH=CH-、-COO-CH2CH2-、-OCO-CH2CH2-、-CH2CH2-COO-、-CH2CH2-OCO-、-COO-CH2-、-OCO-CH2-、-CH2-COO-又は-CH2-OCO-で表わされる請求項1から3のいずれか一項に記載の重合性化合物。
- 請求項1から4のいずれか一項に記載の重合性化合物を含有する重合性液晶組成物。
- 請求項5記載の重合性液晶組成物を重合させることにより得られる重合体。
- 請求項6記載の重合体を用いた光学異方体。
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US14/007,242 US9120883B2 (en) | 2011-04-18 | 2012-04-05 | Polymerizable compound having lateral substituent in terminal ring structure |
JP2013510938A JP5376272B2 (ja) | 2011-04-18 | 2012-04-05 | 末端環構造にラテラル置換基を有する重合性化合物 |
KR1020137026235A KR101410014B1 (ko) | 2011-04-18 | 2012-04-05 | 말단 환 구조에 래터럴 치환기를 갖는 중합성 화합물 |
CN201280018941.7A CN103476838B (zh) | 2011-04-18 | 2012-04-05 | 在末端环结构上具有侧向取代基的聚合性化合物 |
US14/826,630 US9688787B2 (en) | 2011-04-18 | 2015-08-14 | Polymerizable compound having lateral substituent in terminal ring structure |
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US14/826,630 Continuation US9688787B2 (en) | 2011-04-18 | 2015-08-14 | Polymerizable compound having lateral substituent in terminal ring structure |
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JP2013067603A (ja) * | 2011-09-08 | 2013-04-18 | Fujifilm Corp | 重合性液晶化合物、重合性組成物、高分子材料、及びフィルム |
JP2017206554A (ja) * | 2017-08-08 | 2017-11-24 | 日本ゼオン株式会社 | 溶液および混合物 |
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US9469810B2 (en) * | 2011-11-30 | 2016-10-18 | Dic Corporation | Polymerizable liquid crystal composition and thin film using same |
CN104114674B (zh) * | 2013-04-05 | 2015-10-07 | Dic株式会社 | 组合物的制造方法 |
US20170362508A1 (en) * | 2015-01-16 | 2017-12-21 | Dic Corporation | Polymerizable compound and optically anisotropic body |
KR101972328B1 (ko) * | 2015-10-23 | 2019-04-25 | 디아이씨 가부시끼가이샤 | 중합성 화합물 및 광학 이방체 |
KR20180125144A (ko) * | 2016-03-10 | 2018-11-22 | 디아이씨 가부시끼가이샤 | 에스테르기를 가지는 화합물의 제조 방법 |
JP6090514B1 (ja) * | 2016-05-18 | 2017-03-08 | 日本ゼオン株式会社 | 重合性化合物の製造方法 |
JP6191793B1 (ja) * | 2017-02-08 | 2017-09-06 | 日本ゼオン株式会社 | ハロゲン化体および混合物 |
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JPWO2012144331A1 (ja) | 2014-07-28 |
US9120883B2 (en) | 2015-09-01 |
KR20130117891A (ko) | 2013-10-28 |
JP5376272B2 (ja) | 2013-12-25 |
TWI526457B (zh) | 2016-03-21 |
US9688787B2 (en) | 2017-06-27 |
US20140080990A1 (en) | 2014-03-20 |
TW201247720A (en) | 2012-12-01 |
KR101410014B1 (ko) | 2014-06-20 |
CN103476838B (zh) | 2015-02-11 |
CN103476838A (zh) | 2013-12-25 |
US20150361190A1 (en) | 2015-12-17 |
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