WO2019160029A1 - Composition de cristaux liquides polymérisable, film optiquement anisotrope, film optique, plaque de polarisation et dispositif d'affichage d'image - Google Patents
Composition de cristaux liquides polymérisable, film optiquement anisotrope, film optique, plaque de polarisation et dispositif d'affichage d'image Download PDFInfo
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- WO2019160029A1 WO2019160029A1 PCT/JP2019/005316 JP2019005316W WO2019160029A1 WO 2019160029 A1 WO2019160029 A1 WO 2019160029A1 JP 2019005316 W JP2019005316 W JP 2019005316W WO 2019160029 A1 WO2019160029 A1 WO 2019160029A1
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- WIPO (PCT)
- Prior art keywords
- group
- liquid crystal
- carbon atoms
- polymerizable liquid
- polymerizable
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- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 153
- 239000010408 film Substances 0.000 title claims abstract description 90
- 239000000203 mixture Substances 0.000 title claims abstract description 65
- 239000012788 optical film Substances 0.000 title claims abstract description 38
- 150000001875 compounds Chemical class 0.000 claims abstract description 158
- 125000004432 carbon atom Chemical group C* 0.000 claims description 58
- 125000001424 substituent group Chemical group 0.000 claims description 39
- 125000000217 alkyl group Chemical group 0.000 claims description 25
- 125000003118 aryl group Chemical group 0.000 claims description 21
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 18
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 claims description 15
- 229910052731 fluorine Inorganic materials 0.000 claims description 12
- 125000002947 alkylene group Chemical group 0.000 claims description 10
- 125000001153 fluoro group Chemical group F* 0.000 claims description 10
- 125000000962 organic group Chemical group 0.000 claims description 10
- 125000005647 linker group Chemical group 0.000 claims description 9
- 125000002029 aromatic hydrocarbon group Chemical group 0.000 claims description 8
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 8
- 125000002723 alicyclic group Chemical group 0.000 claims description 5
- 125000006615 aromatic heterocyclic group Chemical group 0.000 claims description 5
- 125000005843 halogen group Chemical group 0.000 claims description 5
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 125000004429 atom Chemical group 0.000 claims description 3
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 3
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 3
- 230000000379 polymerizing effect Effects 0.000 claims description 3
- 229920006395 saturated elastomer Polymers 0.000 claims description 3
- 229910052755 nonmetal Chemical group 0.000 claims description 2
- 125000000547 substituted alkyl group Chemical group 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 229910052739 hydrogen Inorganic materials 0.000 claims 1
- 239000001257 hydrogen Substances 0.000 claims 1
- 150000002843 nonmetals Chemical group 0.000 claims 1
- 238000004090 dissolution Methods 0.000 abstract description 12
- -1 methylhexylene group Chemical group 0.000 description 29
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 27
- 229920000642 polymer Polymers 0.000 description 27
- 239000003795 chemical substances by application Substances 0.000 description 23
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 20
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 description 20
- 239000000243 solution Substances 0.000 description 20
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 18
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 description 18
- 210000002858 crystal cell Anatomy 0.000 description 18
- 239000010410 layer Substances 0.000 description 17
- 239000002904 solvent Substances 0.000 description 17
- 230000015572 biosynthetic process Effects 0.000 description 16
- 239000007788 liquid Substances 0.000 description 16
- 238000003786 synthesis reaction Methods 0.000 description 16
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 15
- KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 14
- CSNNHWWHGAXBCP-UHFFFAOYSA-L Magnesium sulfate Chemical compound [Mg+2].[O-][S+2]([O-])([O-])[O-] CSNNHWWHGAXBCP-UHFFFAOYSA-L 0.000 description 12
- 238000000034 method Methods 0.000 description 12
- 230000003287 optical effect Effects 0.000 description 12
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 11
- 238000006243 chemical reaction Methods 0.000 description 11
- 239000012043 crude product Substances 0.000 description 11
- 239000012044 organic layer Substances 0.000 description 11
- 238000010521 absorption reaction Methods 0.000 description 10
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 10
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 9
- 235000017557 sodium bicarbonate Nutrition 0.000 description 9
- 229910000030 sodium bicarbonate Inorganic materials 0.000 description 9
- 239000006185 dispersion Substances 0.000 description 8
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 8
- 238000001914 filtration Methods 0.000 description 8
- 229920002451 polyvinyl alcohol Polymers 0.000 description 8
- 238000003756 stirring Methods 0.000 description 8
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 description 7
- 239000004372 Polyvinyl alcohol Substances 0.000 description 7
- 125000001072 heteroaryl group Chemical group 0.000 description 7
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 7
- 238000006116 polymerization reaction Methods 0.000 description 7
- 239000005268 rod-like liquid crystal Substances 0.000 description 7
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 6
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 6
- HEMHJVSKTPXQMS-UHFFFAOYSA-M Sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 6
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 6
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 description 6
- 125000003545 alkoxy group Chemical group 0.000 description 6
- 229910052943 magnesium sulfate Inorganic materials 0.000 description 6
- 235000019341 magnesium sulphate Nutrition 0.000 description 6
- 238000005259 measurement Methods 0.000 description 6
- 238000010898 silica gel chromatography Methods 0.000 description 6
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical group [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 5
- 239000006096 absorbing agent Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 5
- 239000013078 crystal Substances 0.000 description 5
- 230000007547 defect Effects 0.000 description 5
- 229910052740 iodine Inorganic materials 0.000 description 5
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 5
- 239000003505 polymerization initiator Substances 0.000 description 5
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 5
- HEDRZPFGACZZDS-UHFFFAOYSA-N Chloroform Chemical compound ClC(Cl)Cl HEDRZPFGACZZDS-UHFFFAOYSA-N 0.000 description 4
- VSCWAEJMTAWNJL-UHFFFAOYSA-K aluminium trichloride Chemical compound Cl[Al](Cl)Cl VSCWAEJMTAWNJL-UHFFFAOYSA-K 0.000 description 4
- 229910052801 chlorine Inorganic materials 0.000 description 4
- 125000001309 chloro group Chemical group Cl* 0.000 description 4
- 230000003098 cholesteric effect Effects 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 4
- 238000000576 coating method Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 4
- 125000004122 cyclic group Chemical group 0.000 description 4
- 125000000959 isobutyl group Chemical group [H]C([H])([H])C([H])(C([H])([H])[H])C([H])([H])* 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 125000002950 monocyclic group Chemical group 0.000 description 4
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 4
- 125000002914 sec-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 4
- 238000000926 separation method Methods 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- UHOVQNZJYSORNB-UHFFFAOYSA-N Benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 3
- WKBOTKDWSSQWDR-UHFFFAOYSA-N Bromine atom Chemical group [Br] WKBOTKDWSSQWDR-UHFFFAOYSA-N 0.000 description 3
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 3
- QGJOPFRUJISHPQ-UHFFFAOYSA-N Carbon disulfide Chemical compound S=C=S QGJOPFRUJISHPQ-UHFFFAOYSA-N 0.000 description 3
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 3
- 239000004985 Discotic Liquid Crystal Substance Substances 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- JGFZNNIVVJXRND-UHFFFAOYSA-N N,N-Diisopropylethylamine (DIPEA) Chemical compound CCN(C(C)C)C(C)C JGFZNNIVVJXRND-UHFFFAOYSA-N 0.000 description 3
- 239000004642 Polyimide Substances 0.000 description 3
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 3
- 150000004945 aromatic hydrocarbons Chemical group 0.000 description 3
- 239000012267 brine Substances 0.000 description 3
- 229910052799 carbon Inorganic materials 0.000 description 3
- 125000000596 cyclohexenyl group Chemical group C1(=CCCCC1)* 0.000 description 3
- 230000001747 exhibiting effect Effects 0.000 description 3
- 239000011737 fluorine Substances 0.000 description 3
- 150000002430 hydrocarbons Chemical group 0.000 description 3
- 239000003999 initiator Substances 0.000 description 3
- 239000011630 iodine Substances 0.000 description 3
- 125000004108 n-butyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
- 125000001280 n-hexyl group Chemical group C(CCCCC)* 0.000 description 3
- 125000000740 n-pentyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 3
- 125000001624 naphthyl group Chemical group 0.000 description 3
- DOIRQSBPFJWKBE-UHFFFAOYSA-N phthalic acid di-n-butyl ester Natural products CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 3
- 125000003367 polycyclic group Chemical group 0.000 description 3
- 229920001721 polyimide Polymers 0.000 description 3
- 239000002861 polymer material Substances 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000011541 reaction mixture Substances 0.000 description 3
- FYSNRJHAOHDILO-UHFFFAOYSA-N thionyl chloride Chemical compound ClS(Cl)=O FYSNRJHAOHDILO-UHFFFAOYSA-N 0.000 description 3
- SCYULBFZEHDVBN-UHFFFAOYSA-N 1,1-Dichloroethane Chemical compound CC(Cl)Cl SCYULBFZEHDVBN-UHFFFAOYSA-N 0.000 description 2
- FYGHSUNMUKGBRK-UHFFFAOYSA-N 1,2,3-trimethylbenzene Chemical compound CC1=CC=CC(C)=C1C FYGHSUNMUKGBRK-UHFFFAOYSA-N 0.000 description 2
- LMDZBCPBFSXMTL-UHFFFAOYSA-N 1-Ethyl-3-(3-dimethylaminopropyl)carbodiimide Substances CCN=C=NCCCN(C)C LMDZBCPBFSXMTL-UHFFFAOYSA-N 0.000 description 2
- UWCWUCKPEYNDNV-LBPRGKRZSA-N 2,6-dimethyl-n-[[(2s)-pyrrolidin-2-yl]methyl]aniline Chemical compound CC1=CC=CC(C)=C1NC[C@H]1NCCC1 UWCWUCKPEYNDNV-LBPRGKRZSA-N 0.000 description 2
- FPQQSJJWHUJYPU-UHFFFAOYSA-N 3-(dimethylamino)propyliminomethylidene-ethylazanium;chloride Chemical compound Cl.CCN=C=NCCCN(C)C FPQQSJJWHUJYPU-UHFFFAOYSA-N 0.000 description 2
- MWKAGZWJHCTVJY-UHFFFAOYSA-N 3-hydroxyoctadecan-2-one Chemical compound CCCCCCCCCCCCCCCC(O)C(C)=O MWKAGZWJHCTVJY-UHFFFAOYSA-N 0.000 description 2
- FHQQSCLABUBWQR-UHFFFAOYSA-N 4-methylsulfonyloxybutyl prop-2-enoate Chemical compound CS(=O)(=O)OCCCCOC(=O)C=C FHQQSCLABUBWQR-UHFFFAOYSA-N 0.000 description 2
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 2
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 description 2
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- WETWJCDKMRHUPV-UHFFFAOYSA-N acetyl chloride Chemical compound CC(Cl)=O WETWJCDKMRHUPV-UHFFFAOYSA-N 0.000 description 2
- 239000012346 acetyl chloride Substances 0.000 description 2
- DZBUGLKDJFMEHC-UHFFFAOYSA-N acridine Chemical compound C1=CC=CC2=CC3=CC=CC=C3N=C21 DZBUGLKDJFMEHC-UHFFFAOYSA-N 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 239000012790 adhesive layer Substances 0.000 description 2
- 150000001408 amides Chemical class 0.000 description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- RWGFKTVRMDUZSP-UHFFFAOYSA-N cumene Chemical compound CC(C)C1=CC=CC=C1 RWGFKTVRMDUZSP-UHFFFAOYSA-N 0.000 description 2
- 125000006165 cyclic alkyl group Chemical group 0.000 description 2
- JHIVVAPYMSGYDF-UHFFFAOYSA-N cyclohexanone Chemical compound O=C1CCCCC1 JHIVVAPYMSGYDF-UHFFFAOYSA-N 0.000 description 2
- HGCIXCUEYOPUTN-UHFFFAOYSA-N cyclohexene Chemical compound C1CCC=CC1 HGCIXCUEYOPUTN-UHFFFAOYSA-N 0.000 description 2
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 2
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000005401 electroluminescence Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 125000001033 ether group Chemical group 0.000 description 2
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 2
- 125000000524 functional group Chemical group 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 125000005842 heteroatom Chemical group 0.000 description 2
- 125000000956 methoxy group Chemical group [H]C([H])([H])O* 0.000 description 2
- PSHKMPUSSFXUIA-UHFFFAOYSA-N n,n-dimethylpyridin-2-amine Chemical compound CN(C)C1=CC=CC=N1 PSHKMPUSSFXUIA-UHFFFAOYSA-N 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 125000004430 oxygen atom Chemical group O* 0.000 description 2
- IWDCLRJOBJJRNH-UHFFFAOYSA-N p-cresol Chemical compound CC1=CC=C(O)C=C1 IWDCLRJOBJJRNH-UHFFFAOYSA-N 0.000 description 2
- 229920000058 polyacrylate Polymers 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 150000003254 radicals Chemical class 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 229930195734 saturated hydrocarbon Natural products 0.000 description 2
- 229910052938 sodium sulfate Inorganic materials 0.000 description 2
- 235000011152 sodium sulphate Nutrition 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910052717 sulfur Inorganic materials 0.000 description 2
- 125000004434 sulfur atom Chemical group 0.000 description 2
- 125000001973 tert-pentyl group Chemical group [H]C([H])([H])C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 description 2
- NHGXDBSUJJNIRV-UHFFFAOYSA-M tetrabutylammonium chloride Chemical compound [Cl-].CCCC[N+](CCCC)(CCCC)CCCC NHGXDBSUJJNIRV-UHFFFAOYSA-M 0.000 description 2
- 125000005407 trans-1,4-cyclohexylene group Chemical group [H]C1([H])C([H])([H])[C@]([H])([*:2])C([H])([H])C([H])([H])[C@@]1([H])[*:1] 0.000 description 2
- RYHBNJHYFVUHQT-UHFFFAOYSA-N 1,4-Dioxane Chemical compound C1COCCO1 RYHBNJHYFVUHQT-UHFFFAOYSA-N 0.000 description 1
- AZQWKYJCGOJGHM-UHFFFAOYSA-N 1,4-benzoquinone Chemical compound O=C1C=CC(=O)C=C1 AZQWKYJCGOJGHM-UHFFFAOYSA-N 0.000 description 1
- OCJBOOLMMGQPQU-UHFFFAOYSA-N 1,4-dichlorobenzene Chemical compound ClC1=CC=C(Cl)C=C1 OCJBOOLMMGQPQU-UHFFFAOYSA-N 0.000 description 1
- 125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 description 1
- QWQNFXDYOCUEER-UHFFFAOYSA-N 2,3-ditert-butyl-4-methylphenol Chemical compound CC1=CC=C(O)C(C(C)(C)C)=C1C(C)(C)C QWQNFXDYOCUEER-UHFFFAOYSA-N 0.000 description 1
- OEPOKWHJYJXUGD-UHFFFAOYSA-N 2-(3-phenylmethoxyphenyl)-1,3-thiazole-4-carbaldehyde Chemical compound O=CC1=CSC(C=2C=C(OCC=3C=CC=CC=3)C=CC=2)=N1 OEPOKWHJYJXUGD-UHFFFAOYSA-N 0.000 description 1
- LEVFXWNQQSSNAC-UHFFFAOYSA-N 2-(4,6-diphenyl-1,3,5-triazin-2-yl)-5-hexoxyphenol Chemical compound OC1=CC(OCCCCCC)=CC=C1C1=NC(C=2C=CC=CC=2)=NC(C=2C=CC=CC=2)=N1 LEVFXWNQQSSNAC-UHFFFAOYSA-N 0.000 description 1
- ZWEHNKRNPOVVGH-UHFFFAOYSA-N 2-Butanone Chemical compound CCC(C)=O ZWEHNKRNPOVVGH-UHFFFAOYSA-N 0.000 description 1
- FEXBEKLLSUWSIM-UHFFFAOYSA-N 2-Butyl-4-methylphenol Chemical compound CCCCC1=CC(C)=CC=C1O FEXBEKLLSUWSIM-UHFFFAOYSA-N 0.000 description 1
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 1
- SITYOOWCYAYOKL-UHFFFAOYSA-N 2-[4,6-bis(2,4-dimethylphenyl)-1,3,5-triazin-2-yl]-5-(3-dodecoxy-2-hydroxypropoxy)phenol Chemical compound OC1=CC(OCC(O)COCCCCCCCCCCCC)=CC=C1C1=NC(C=2C(=CC(C)=CC=2)C)=NC(C=2C(=CC(C)=CC=2)C)=N1 SITYOOWCYAYOKL-UHFFFAOYSA-N 0.000 description 1
- CBECDWUDYQOTSW-UHFFFAOYSA-N 2-ethylbut-3-enal Chemical compound CCC(C=C)C=O CBECDWUDYQOTSW-UHFFFAOYSA-N 0.000 description 1
- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 1
- IKEHOXWJQXIQAG-UHFFFAOYSA-N 2-tert-butyl-4-methylphenol Chemical compound CC1=CC=C(O)C(C(C)(C)C)=C1 IKEHOXWJQXIQAG-UHFFFAOYSA-N 0.000 description 1
- NCCTVAJNFXYWTM-UHFFFAOYSA-N 2-tert-butylcyclohexa-2,5-diene-1,4-dione Chemical compound CC(C)(C)C1=CC(=O)C=CC1=O NCCTVAJNFXYWTM-UHFFFAOYSA-N 0.000 description 1
- VMRIVYANZGSGRV-UHFFFAOYSA-N 4-phenyl-2h-triazin-5-one Chemical compound OC1=CN=NN=C1C1=CC=CC=C1 VMRIVYANZGSGRV-UHFFFAOYSA-N 0.000 description 1
- NLHHRLWOUZZQLW-UHFFFAOYSA-N Acrylonitrile Chemical compound C=CC#N NLHHRLWOUZZQLW-UHFFFAOYSA-N 0.000 description 1
- 208000023514 Barrett esophagus Diseases 0.000 description 1
- DKPFZGUDAPQIHT-UHFFFAOYSA-N Butyl acetate Natural products CCCCOC(C)=O DKPFZGUDAPQIHT-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 239000004986 Cholesteric liquid crystals (ChLC) Substances 0.000 description 1
- 229940126062 Compound A Drugs 0.000 description 1
- 206010011469 Crying Diseases 0.000 description 1
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Classifications
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
- C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
- C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F220/10—Esters
- C08F220/26—Esters containing oxygen in addition to the carboxy oxygen
- C08F220/30—Esters containing oxygen in addition to the carboxy oxygen containing aromatic rings in the alcohol moiety
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
- C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K19/00—Liquid crystal materials
- C09K19/04—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
- C09K19/06—Non-steroidal liquid crystal compounds
- C09K19/08—Non-steroidal liquid crystal compounds containing at least two non-condensed rings
- C09K19/10—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
- C09K19/20—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers
- C09K19/2007—Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and oxygen atoms as chain links, e.g. esters or ethers the chain containing -COO- or -OCO- groups
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3083—Birefringent or phase retarding elements
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/13363—Birefringent elements, e.g. for optical compensation
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B33/00—Electroluminescent light sources
- H05B33/02—Details
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/50—OLEDs integrated with light modulating elements, e.g. with electrochromic elements, photochromic elements or liquid crystal elements
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/8791—Arrangements for improving contrast, e.g. preventing reflection of ambient light
Definitions
- the present invention relates to a polymerizable liquid crystal composition, an optically anisotropic film, an optical film, a polarizing plate, and an image display device.
- a polymerizable compound exhibiting reverse wavelength dispersion has features such as being able to accurately convert the light wavelength in a wide wavelength range and being able to reduce the thickness of the retardation film because it has a high refractive index. Therefore, it has been actively researched.
- T-type molecular design guidelines have been adopted for polymerizable compounds exhibiting reverse wavelength dispersion, and the wavelength of the major axis is shortened and the wavelength of the minor axis located at the center of the molecule is lengthened. Is required to do.
- JP 2010-031223 A International Publication No. 2014/010325 JP 2016-081035 A
- the inventors of the present invention have studied the polymerizable compound having reverse wavelength dispersion described in Patent Documents 1 to 3, and depending on the type of the polymerizable compound, the stability after dissolution may be inferior, and as a result, It has been clarified that it may be difficult to produce an optically anisotropic film having a good surface shape.
- the present invention provides a polymerizable liquid crystal composition, an optically anisotropic film, an optical film, a polarizing plate, and an image display that are excellent in stability after dissolution and can form a good planar optically anisotropic film. It is an object to provide an apparatus.
- the present inventors have found that two types of polymerizable compounds having different ring structures in the molecular long axis (side chain) as polymerizable compounds exhibiting reverse wavelength dispersion.
- the present inventors have found that a polymerizable liquid crystal composition in which a liquid crystal compound is used in combination is excellent in stability after dissolution and can form a good planar optical anisotropic film, thereby completing the present invention. That is, it has been found that the above-described problem can be achieved by the following configuration.
- a polymerizable liquid crystal composition comprising a polymerizable liquid crystal compound represented by formula (1) described later and a polymerizable liquid crystal compound represented by formula (2) described later.
- D 1 and D 2 in formulas (1) and (2) described later are both —CO—O— *, and * represents a bonding position with Ar.
- D 3 and D 4 in formulas (1) and (2) described later are both —CO—O— *, and * represents a bonding position with SP 1 or SP 2.
- An optically anisotropic film obtained by polymerizing the polymerizable liquid crystal composition according to any one of [1] to [6].
- a polarizing plate comprising the optical film according to [8] and a polarizer.
- An image display device having the optical film according to [8] or the polarizing plate according to [9].
- a polymerizable liquid crystal composition, an optically anisotropic film, an optical film, a polarizing plate, and an image display that are excellent in stability after dissolution and can form a good planar optically anisotropic film.
- An apparatus can be provided.
- FIG. 1A is a schematic cross-sectional view showing an example of the optical film of the present invention.
- FIG. 1B is a schematic cross-sectional view showing an example of the optical film of the present invention.
- FIG. 1C is a schematic cross-sectional view showing an example of the optical film of the present invention.
- a numerical range expressed using “to” means a range including numerical values described before and after “to” as a lower limit value and an upper limit value.
- the bonding direction of a divalent group (for example, —O—CO—) represented is not particularly limited unless the bonding position is clearly specified.
- D 1 in 1) is —CO—O—, assuming that the position bonded to the Ar side is * 1, and the position bonded to the G 1 side is * 2, D 1 is * 1- It may be CO-O- * 2 or * 1-O-CO- * 2.
- the polymerizable liquid crystal composition of the present invention is represented by a polymerizable liquid crystal compound represented by the following formula (1) (hereinafter also abbreviated as “polymerizable liquid crystal compound (1)”) and the following formula (2).
- a polymerizable liquid crystal composition containing a polymerizable liquid crystal compound hereinafter also abbreviated as “polymerizable liquid crystal compound (2)”.
- L 1 -SP 1 -D 3 -G 3 -G 1 -D 1 -Ar-D 2 -G 2 -G 4 -D 4 -SP 2 -L 2 (1) L 1 -SP 1 -D 3 -A 3 -A 1 -D 1 -Ar-D 2 -A 2 -A 4 -D 4 -SP 2 -L 2 (2)
- the polymerizable liquid crystal composition using the polymerizable liquid crystal compound (1) and the polymerizable liquid crystal compound (2) in which a part of the ring structure included in the side chain is different is dissolved. It is excellent in stability and can form a good planar optical anisotropic film.
- the present inventors presume as follows. That is, from the results of Comparative Examples 1 to 3 described later, it can be seen that when the polymerizable liquid crystal compound (1) is blended alone, the stability after dissolution is poor. This is considered to be because the polymerizable liquid crystal compound (1) is a compound having a crystal structure having high crystallinity and low solubility by itself.
- the polymerizable liquid crystal composition in which the polymerizable liquid crystal compound (2) is blended together with the polymerizable liquid crystal compound (1) has similar structures, and the polymerizable liquid crystal compound (1) is packed.
- the polymerizable liquid crystal compound (2) is mixed and packing is inhibited, the stability after dissolution is improved, and as a result, it is considered that a good planar optical anisotropic film can be formed.
- each component of the polymerizable liquid crystal composition of the present invention will be described in detail.
- the polymerizable liquid crystal compound (1) contained in the polymerizable liquid crystal composition of the present invention is a polymerizable liquid crystal compound represented by the following formula (1).
- G 1 , G 2 , G 3 and G 4 each independently represent a cyclohexane ring which may have a substituent.
- D 1 , D 2 , D 3 and D 4 are each independently a single bond, or —CO—, —O—, —S—, —C ( ⁇ S) —.
- -CR 1 R 2 -, - CR 3 CR 4 -, - NR 5 -, or a divalent linking group formed from these two or more thereof
- R 1 ⁇ R 5 are each independently Represents a hydrogen atom, a fluorine atom, or an alkyl group having 1 to 4 carbon atoms.
- SP 1 and SP 2 are each independently a single bond, a linear or branched alkylene group having 1 to 12 carbon atoms, or a straight chain having 1 to 12 carbon atoms. Or a divalent linkage in which one or more of —CH 2 — constituting the branched alkylene group is substituted with —O—, —S—, —NH—, —N (Q) —, or —CO—.
- Q represents a substituent.
- L 1 and L 2 each independently represent a monovalent organic group, and at least one of L 1 and L 2 represents a polymerizable group.
- Ar is an aromatic ring represented by the following formula (Ar-3)
- at least one of L 1 and L 2 and L 3 and L 4 in the following formula (Ar-3) is a polymerizable group. Represents.
- the cyclohexane ring represented by G 1 , G 2 , G 3 and G 4 is preferably a trans-1,4-cyclohexylene group.
- the substituent that the cyclohexane ring represented by G 1 , G 2 , G 3, and G 4 may have is Y 1 in formula (Ar-1) described later. Examples of the substituent which may be used are the same as those described above.
- examples of the divalent linking group represented by D 1 , D 2 , D 3 and D 4 include —CO—O—, —C ( ⁇ S) O—, —CR 1 R 2 -, - CR 1 R 2 -CR 1 R 2 -, - O-CR 1 R 2 -, - CR 1 R 2 -O-CR 1 R 2 -, - CO-O-CR 1 R 2 -, - O —CO—CR 1 R 2 —, —CR 1 R 2 —O—CO—CR 1 R 2 —, —CR 1 R 2 —CO—O—CR 1 R 2 —, —NR 5 —CR 1 R 2 — And -CO-NR 5 -and the like.
- R 1 , R 2 and R 5 each independently represents a hydrogen atom, a fluorine atom or an alkyl group having 1 to 4 carbon atoms.
- both D 1 and D 2 in the above formula (1) are —CO—O— * for easy synthesis and liquid crystallinity.
- * represents the coupling
- D 3 and D 4 in the above formula (1) are all —O—, —CO—O— *, —CO—NR 5 — *, and —CO -O- * is more preferable.
- * represents a bonding position to SP 1 or SP 2.
- Examples of the linear or branched alkylene group having 1 to 12 carbon atoms represented by SP 1 and SP 2 in the above formula (1) include, for example, a methylene group, an ethylene group, a propylene group, a butylene group, a pentylene group, and hexylene. Preferred examples include a group, a methylhexylene group, and a heptylene group.
- SP 1 and SP 2 are as described above, wherein one or more of —CH 2 — constituting a linear or branched alkylene group having 1 to 12 carbon atoms is —O—, —S—, —NH.
- It may be a divalent linking group substituted with —, —N (Q) —, or —CO—, and examples of the substituent represented by Q include Y in formula (Ar-1) described later. Examples are the same as the substituents 1 may have.
- examples of the monovalent organic group represented by L 1 and L 2 include an alkyl group, an aryl group, and a heteroaryl group.
- the alkyl group may be linear, branched or cyclic, but is preferably linear.
- the alkyl group preferably has 1 to 30 carbon atoms, more preferably 1 to 20 carbon atoms, and still more preferably 1 to 10 carbon atoms.
- the aryl group may be monocyclic or polycyclic but is preferably monocyclic.
- the aryl group preferably has 6 to 25 carbon atoms, more preferably 6 to 10 carbon atoms.
- the heteroaryl group may be monocyclic or polycyclic. The number of heteroatoms constituting the heteroaryl group is preferably 1 to 3.
- the hetero atom constituting the heteroaryl group is preferably a nitrogen atom, a sulfur atom or an oxygen atom.
- the heteroaryl group preferably has 6 to 18 carbon atoms, more preferably 6 to 12 carbon atoms.
- the alkyl group, aryl group and heteroaryl group may be unsubstituted or may have a substituent. Examples of the substituent include the same substituents as those which Y 1 in formula (Ar-1) described later may have.
- the polymerizable group represented by at least one of L 1 and L 2 is not particularly limited, but is preferably a polymerizable group capable of radical polymerization or cationic polymerization.
- a generally known radical polymerizable group can be used, and preferable examples include an acryloyl group or a methacryloyl group.
- the acryloyl group is generally fast in the polymerization rate, and the acryloyl group is preferable from the viewpoint of improving the productivity.
- the methacryloyl group can be similarly used as the polymerizable group.
- cationic polymerizable group generally known cationic polymerizable can be used, and specifically, an alicyclic ether group, a cyclic acetal group, a cyclic lactone group, a cyclic thioether group, a spiro orthoester group, and And vinyloxy groups.
- an alicyclic ether group or a vinyloxy group is preferable, and an epoxy group, an oxetanyl group, or a vinyloxy group is particularly preferable.
- particularly preferred polymerizable groups include the following.
- L 1 and L 2 are each preferably a polymerizable group, and more preferably an acryloyl group or a methacryloyl group, because the film strength after crosslinking is improved.
- Ar represents any aromatic ring selected from the group consisting of groups represented by the following formulas (Ar-1) to (Ar-5).
- * represents a bonding position with D 1 or D 2 in the above formula (1).
- Q 1 represents N or CH
- Q 2 represents —S—, —O—, or —N (R 6 ) —
- R 6 represents Y 1 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms
- Y 1 may have a substituent, an aromatic hydrocarbon group having 6 to 12 carbon atoms, or an aromatic complex having 3 to 12 carbon atoms. Represents a cyclic group.
- alkyl group having 1 to 6 carbon atoms represented by R 6 include, for example, methyl group, ethyl group, propyl group, isopropyl group, n-butyl group, isobutyl group, sec-butyl group, and tert-butyl. Group, n-pentyl group, n-hexyl group and the like.
- aromatic hydrocarbon group having 6 to 12 carbon atoms represented by Y 1 include aryl groups such as a phenyl group, a 2,6-diethylphenyl group, and a naphthyl group.
- Examples of the aromatic heterocyclic group having 3 to 12 carbon atoms represented by Y 1 include heteroaryl groups such as thienyl group, thiazolyl group, furyl group, and pyridyl group.
- Examples of the substituent that Y 1 may have include an alkyl group, an alkoxy group, and a halogen atom.
- As the alkyl group for example, a linear, branched or cyclic alkyl group having 1 to 18 carbon atoms is preferable, and an alkyl group having 1 to 8 carbon atoms (for example, a methyl group, an ethyl group, a propyl group, an isopropyl group).
- an alkoxy group for example, an alkoxy group having 1 to 18 carbon atoms is preferable, an alkoxy group having 1 to 8 carbon atoms (for example, a methoxy group, an ethoxy group, an n-butoxy group, a methoxyethoxy group, etc.) is more preferable.
- An alkoxy group having a number of 1 to 4 is more preferable, and a methoxy group or an ethoxy group is particularly preferable.
- the halogen atom include a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom. Among them, a fluorine atom and a chlorine atom are preferable.
- Z 1 , Z 2 and Z 3 are each independently a hydrogen atom, a monovalent aliphatic hydrocarbon group having 1 to 20 carbon atoms, carbon 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, —OR 7 , —NR 8 R 9 , or , -SR 10 , R 7 to R 10 each independently represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms, and Z 1 and Z 2 may be bonded to each other to form an aromatic ring. Good.
- the monovalent aliphatic hydrocarbon group having 1 to 20 carbon atoms is preferably an alkyl group having 1 to 15 carbon atoms, more preferably an alkyl group having 1 to 8 carbon atoms, specifically, a methyl group or an ethyl group.
- Isopropyl group, tert-pentyl group (1,1-dimethylpropyl group), tert-butyl group, 1,1-dimethyl-3,3-dimethyl-butyl group are more preferable, methyl group, ethyl group, tert-butyl group
- the group is particularly preferred.
- Examples of the monovalent alicyclic hydrocarbon group having 3 to 20 carbon atoms include cyclopropyl group, cyclobutyl group, cyclopentyl group, cyclohexyl group, cycloheptyl group, cyclooctyl group, cyclodecyl group, methylcyclohexyl group, and ethylcyclohexyl.
- Monocyclic saturated hydrocarbon groups such as cyclobutenyl, cyclopentenyl, cyclohexenyl, cycloheptenyl, cyclooctenyl, cyclodecenyl, cyclopentadienyl, cyclohexadienyl, cyclooctadienyl, cyclodecadienyl
- Monocyclic unsaturated hydrocarbon groups such as dienes; bicyclo [2.2.1] heptyl group, bicyclo [2.2.2] octyl group, tricyclo [5.2.1.0 2,6 ] decyl group, Tricyclo [3.3.1.1 3,7 ] decyl group, tetracyclo [6.2.1.
- dodecyl group polycyclic saturated hydrocarbon group such as adamantyl group, and the like.
- the monovalent aromatic hydrocarbon group having 6 to 20 carbon atoms include a phenyl group, a 2,6-diethylphenyl group, a naphthyl group, a biphenyl group, and the like.
- the aryl group (particularly a phenyl group) include a fluorine atom, a chlorine atom, a bromine atom, and an iodine atom. Among these, a fluorine atom, a chlorine atom, and a bromine atom are preferable.
- the alkyl group having 1 to 6 carbon atoms represented by R 7 to R 10 specifically includes, for example, methyl group, ethyl group, propyl group, isopropyl group, n-butyl group, isobutyl group, sec-butyl group. Group, tert-butyl group, n-pentyl group, n-hexyl group and the like.
- a 3 and A 4 are each independently from —O—, —N (R 11 ) —, —S—, and —CO—.
- X represents a hydrogen atom or a nonmetallic atom belonging to Groups 14 to 16 to which a substituent may be bonded.
- Examples of the non-metal atoms of Group 14 to 16 represented by X include an oxygen atom, a sulfur atom, a nitrogen atom having a substituent, and a carbon atom having a substituent.
- substituents include Is, for example, an alkyl group, an alkoxy group, an alkyl-substituted alkoxy group, a cyclic alkyl group, an aryl group (eg, a phenyl group, a naphthyl group, etc.), a cyano group, an amino group, a nitro group, an alkylcarbonyl group, a sulfo group, a hydroxyl group, etc. Is mentioned.
- D 5 and D 6 are each independently a single bond, or —CO—, —O—, —S—, —C ( ⁇ S) —, —CR 1.
- examples of the divalent linking group include the same groups as those described for D 1 to D 4 in the above formula (1).
- each of SP 3 and SP 4 independently represents a single bond, a linear or branched alkylene group having 1 to 12 carbon atoms, or a straight chain having 1 to 12 carbon atoms.
- Q represents a substituent. Examples of the substituent include the same substituents as those which Y 1 in formula (Ar-1) may have.
- L 3 and L 4 each independently represent a monovalent organic group
- L 3 and L 4 and at least one of L 1 and L 2 in the formula (1) Represents a polymerizable group.
- the monovalent organic group include the same as those described for L 1 and L 2 in the above formula (1).
- the polymerizable group include the same as those described in L 1 and L 2 in the formula (1).
- Ax has at least one aromatic ring selected from the group consisting of an aromatic hydrocarbon ring and an aromatic heterocyclic ring, and has 2 to 30 carbon atoms.
- Ay represents a hydrogen atom, an optionally substituted alkyl group having 1 to 12 carbon atoms, or an aromatic hydrocarbon ring and an aromatic group.
- the aromatic ring in Ax and Ay may have a substituent, and Ax and Ay may combine to form a ring.
- Q 3 represents a hydrogen atom or an alkyl group having 1 to 6 carbon atoms which may have a substituent.
- Ax and Ay include those described in paragraphs [0039] to [0095] of Patent Document 2 (International Publication No. 2014/010325).
- Specific examples of the alkyl group having 1 to 6 carbon atoms represented by Q 3 include, for example, methyl, ethyl, propyl, isopropyl, n-butyl, isobutyl, sec-butyl, tert, -Butyl group, n-pentyl group, n-hexyl group and the like, and examples of the substituent are the same as those which Y 1 in the above formula (Ar-1) may have. Can be mentioned.
- polymerizable liquid crystal compound represented by the above formula (1) include, for example, the following formulas (I-1) to (I-8), (II-n), (III-n) and (III) IV-1) to (IV-5) and a side chain represented by any of the following formulas (M-101) to (M-105) L 1 -SP 1 -D 3 -G 3 -G 1 -D 1- *, or * -D 2 -G 2 -G 4 -D 4 -SP 2 -L 2 ) Of these, compounds (1-1) to (1-12) shown in Table 1 below are preferred. In the structure of the core and the side chain, * represents the bonding position between the core and the side chain. In the following description, the following formula (II-n) refers to a structure represented by the formula (II-2) when n in the formula is 2. The same applies to the following formula (III-n).
- the polymerizable liquid crystal compound (2) contained in the polymerizable liquid crystal composition of the present invention is a polymerizable liquid crystal compound represented by the following formula (2).
- D 1 , D 2 , D 3 and D 4 , SP 1 and SP 2 , L 1 and L 2 , and Ar are the same as those described in the above formula (1).
- a 1 , A 2 , A 3 and A 4 each independently have a cyclohexane ring which may have a substituent, or may have a substituent 6 Represents a membered unsaturated ring. However, at least one of A 1 and A 3 represents a 6-membered unsaturated ring which may have a substituent.
- the cyclohexane rings represented by A 1 , A 2 , A 3 and A 4 are the same as those described as G 1 , G 2 , G 3 and G 4 in the above formula (1).
- examples of the 6-membered unsaturated ring represented by A 1 , A 2 , A 3 and A 4 include a benzene ring, a cyclohexene ring, and a cyclohexadiene ring.
- examples of the substituent that the cyclohexene ring and the 6-membered unsaturated ring may have include the same substituents that Y 1 in the above-described formula (Ar-1) may have.
- a 1 and A 3 represents an optionally substituted 6-membered unsaturated ring, but the reverse from the viewpoint of enhancing the wavelength dispersion, one of a 1 and a 3 represents a cyclohexane ring is preferable that the other represents a benzene ring, one of a 1 and a 3 are trans-1,4- More preferably, it represents a silene group and the other represents a 1,4-phenylene group. Further, from the viewpoint of enhancing reverse wavelength dispersion, A 2 and A 4 in the above formula (2) both preferably represent a cyclohexane ring, and more preferably represent a trans-1,4-cyclohexylene group. preferable.
- polymerizable liquid crystal compound represented by the above formula (2) include, for example, the above formulas (I-1) to (I-8), (II-n), (III-n) and A core (* -Ar- *) represented by any one of (IV-1) to (IV-5), the above formulas (M-101) to (M-105) and the following formula (M-1- 1) to (M-1-6), (M-2-1), (M-3-1), (M-4-1), (M-4-2) and (M-5-1)
- a side chain represented by any one of (L 1 -SP 1 -D 3 -A 3 -A 1 -D 1- * or * -D 2 -A 2 -A 4 -D 4 -SP 2 -L 2 ), and compounds (2-1-1) to (2-12-2) shown in Table 2 below are preferred.
- * represents the bonding position between the core and the side chain.
- the content of the polymerizable liquid crystal compound (2) is not particularly limited, but is 0.05 to 15% by mass relative to the total mass of the polymerizable liquid crystal compound (1) and the polymerizable liquid crystal compound (2).
- the content is 0.1 to 10% by mass because the durability is good.
- the polymerizable liquid crystal composition of the present invention contains, in addition to the above-described polymerizable liquid crystal compounds (1) and (2), other polymerizable compounds having one or more polymerizable groups, as long as the solubility is not inhibited. Also good.
- the polymerizable group that the other polymerizable compound has is not particularly limited, and examples thereof include an acryloyl group, a methacryloyl group, a vinyl group, a styryl group, and an allyl group. Of these, an acryloyl group and a methacryloyl group are preferable.
- the other polymerizable compound is preferably another polymerizable compound having 1 to 4 polymerizable groups because the wet heat durability of the formed optically anisotropic film is further improved. More preferred is another polymerizable compound having two groups.
- Examples of other polymerizable compounds include compounds described in paragraphs [0073] to [0074] of JP-A-2016-053709.
- Other polymerizable compounds include compounds represented by the formulas (M1), (M2), and (M3) described in paragraphs [0030] to [0033] of JP2014-077068A. More specifically, specific examples described in paragraphs [0046] to [0055] of the same publication can be given.
- those having the structures of formulas (1) to (3) described in JP-A-2014-198814 can also be preferably used, and more specifically, [0020] ] To [0035], [0042] to [0050], and specific examples described in paragraphs [0056] to [0057].
- the content in the case of containing such other polymerizable compound is less than 60% by mass with respect to the total mass including the polymerizable liquid crystal compound (1) and the polymerizable liquid crystal compound (2) described above. It is preferably 50% by mass or less, more preferably 2 to 40% by mass.
- the polymerizable liquid crystal composition of the present invention preferably contains a polymerization initiator.
- the polymerization initiator to be used is preferably a photopolymerization initiator capable of initiating a polymerization reaction by ultraviolet irradiation.
- Examples of the photopolymerization initiator include ⁇ -carbonyl compounds (described in US Pat. Nos. 2,367,661 and 2,367,670), acyloin ether (described in US Pat. No. 2,448,828), ⁇ -hydrocarbon substituted aromatics, and the like.
- Group acyloin compounds described in US Pat. No. 2,722,512
- polynuclear quinone compounds described in US Pat. Nos.
- the polymerization initiator is an oxime type polymerization initiator. Specific examples thereof include those described in paragraphs [0049] to [0052] of International Publication No. 2017/170443. Agents.
- the polymerizable liquid crystal composition of the present invention preferably contains a solvent from the viewpoint of workability for forming an optically anisotropic film.
- a solvent from the viewpoint of workability for forming an optically anisotropic film.
- the solvent include ketones (eg, acetone, 2-butanone, methyl isobutyl ketone, cyclohexanone, cyclopentanone, etc.), ethers (eg, dioxane, tetrahydrofuran, etc.), aliphatic hydrocarbons.
- hexane alicyclic hydrocarbons (for example, cyclohexane), aromatic hydrocarbons (for example, toluene, xylene, trimethylbenzene), halogenated carbons (for example, dichloromethane, dichloroethane, dichlorobenzene) , Chlorotoluene, etc.), esters (eg, methyl acetate, ethyl acetate, butyl acetate, etc.), water, alcohols (eg, ethanol, isopropanol, butanol, cyclohexanol, etc.), cellosolves (eg, methyl cellosolve, ethyl cello) Rub etc.), cellosolve acetates, sulfoxides (eg dimethyl sulfoxide etc.), amides (eg dimethylformamide, dimethylacetamide etc.) and the like. These may be used alone or in combination of two or more.
- the polymerizable liquid crystal composition of the present invention preferably contains a leveling agent from the viewpoint of keeping the surface of the optically anisotropic film smooth and facilitating alignment control.
- a leveling agent is preferably a fluorine-based leveling agent or a silicon-based leveling agent because of its high leveling effect with respect to the amount added, and from the viewpoint of preventing crying (bloom, bleed), a fluorine-based leveling agent.
- the leveling agent include compounds described in paragraphs [0079] to [0102] of JP 2007-069471, and general formulas described in JP 2013-047204 A ( I) (especially compounds described in paragraphs [0020] to [0032]), a compound represented by general formula (I) described in JP 2012-211306 A (particularly [0022] To the compound described in paragraph [0029], a liquid crystal alignment accelerator represented by the general formula (I) described in JP-A No.
- the polymerizable liquid crystal composition of the present invention can contain an alignment controller as required.
- the alignment control agent can form various alignment states such as homeotropic alignment (vertical alignment), inclined alignment, hybrid alignment, cholesteric alignment, etc. in addition to homogeneous alignment, It can be realized with precise control.
- a low-molecular alignment control agent or a high-molecular alignment control agent can be used as an alignment control agent that promotes homogeneous alignment.
- the low molecular orientation control agent include paragraphs [0009] to [0083] of JP-A No. 2002-20363, paragraphs [0111] to [0120] of JP-A No. 2006-106662, and JP-A 2012.
- the description in paragraphs [0021] to [0029] of Japanese Patent Publication No. 211306 can be referred to, and the contents thereof are incorporated herein.
- the polymer orientation control agent for example, refer to paragraphs [0021] to [0057] of JP-A No. 2004-198511 and paragraphs [0121] to [0167] of JP-A No. 2006-106662. The contents of which are incorporated herein by reference.
- Examples of the alignment control agent that forms or promotes homeotropic alignment include boronic acid compounds and onium salt compounds, and specifically, paragraphs [0023] to [0032] in JP-A-2008-225281. [0052] to [0058] paragraphs of JP2012-208397, paragraphs [0024] to [0055] of JP2008-026730A, and [0043] to [0055] of JP2016-193869A. Reference can be made to compounds described in paragraphs and the like, the contents of which are incorporated herein.
- the cholesteric orientation can be realized by adding a chiral agent to the polymerizable composition of the present invention, and the turning direction of the cholesteric orientation can be controlled by the direction of the chirality.
- the pitch of cholesteric orientation can be controlled according to the orientation regulating force of the chiral agent.
- the content is preferably 0.01 to 10% by mass, and preferably 0.05 to 5% by mass with respect to the total solid content in the polymerizable liquid crystal composition. More preferred. When the content is within this range, it is possible to obtain a uniform and highly transparent optically anisotropic film without realizing precipitation, phase separation, alignment defects and the like while realizing a desired alignment state.
- These alignment control agents can further impart a polymerizable functional group, in particular, a polymerizable functional group that can be polymerized with the polymerizable liquid crystal compound constituting the polymerizable liquid crystal composition of the present invention.
- the polymerizable liquid crystal composition of the present invention may contain components other than those described above.
- An agent, a crosslinking agent, etc. are mentioned.
- the optically anisotropic film of the present invention is an optically anisotropic film obtained by polymerizing the polymerizable liquid crystal composition of the present invention described above.
- Examples of the method for forming the optically anisotropic film include a method in which the polymerizable liquid crystal composition of the present invention described above is used to obtain a desired alignment state and then fixed by polymerization.
- the polymerization conditions are not particularly limited, but it is preferable to use ultraviolet rays in polymerization by light irradiation.
- the irradiation amount is preferably 10 mJ / cm 2 to 50 J / cm 2 , more preferably 20 mJ / cm 2 to 5 J / cm 2 , and still more preferably 30 mJ / cm 2 to 3 J / cm 2. 50 to 1000 mJ / cm 2 is particularly preferable.
- the optically anisotropic film can be formed on any support in the optical film of the present invention described later or on the polarizer in the polarizing plate of the present invention described later.
- the optically anisotropic film of the present invention preferably satisfies the following formula (3). 0.50 ⁇ Re (450) / Re (550) ⁇ 1.00 (3)
- Re (450) represents in-plane retardation of the optically anisotropic film at a wavelength of 450 nm
- Re (550) represents in-plane letter of the optically anisotropic film at a wavelength of 550 nm.
- the measurement wavelength of retardation is not specified, the measurement wavelength is 550 nm.
- the optically anisotropic film of the present invention is preferably a positive A plate or a positive C plate, more preferably a positive A plate.
- the positive A plate (positive A plate) and the positive C plate (positive C plate) are defined as follows.
- the refractive index in the slow axis direction in the film plane (direction in which the refractive index in the plane is maximum) is nx
- the refractive index in the direction perpendicular to the slow axis in the plane is ny
- the refractive index in the thickness direction is nz
- the positive A plate satisfies the relationship of the formula (A1)
- the positive C plate satisfies the relationship of the formula (C1).
- the positive A plate shows a positive value for Rth
- the positive C plate shows a negative value for Rth.
- Re (550) is preferably 100 to 180 nm, more preferably 120 to 160 nm, More preferably, it is 130 to 150 nm, and particularly preferably 130 to 140 nm.
- the “ ⁇ / 4 plate” is a plate having a ⁇ / 4 function, and specifically, a function of converting linearly polarized light having a specific wavelength into circularly polarized light (or circularly polarized light into linearly polarized light). It is a board which has.
- the optical film of the present invention is an optical film having the optical anisotropic film of the present invention.
- FIG. 1A, FIG. 1B, and FIG. 1C are schematic cross-sectional views showing examples of the optical film of the present invention.
- FIG. 1 is a schematic diagram, and the thickness relationship and positional relationship of each layer do not necessarily match the actual ones, and the support, alignment film, and hard coat layer shown in FIG. It is a member.
- the optical film 10 shown in FIG. 1 has a support 16, an alignment film 14, and an optical anisotropic film 12 in this order.
- the optical film 10 may have a hard coat layer 18 on the side opposite to the side on which the alignment film 14 of the support 16 is provided.
- the optically anisotropic film 12 may have a hard coat layer 18 on the side opposite to the side where the alignment film 14 is provided.
- optically anisotropic film included in the optical film of the present invention is the optically anisotropic film of the present invention described above.
- the thickness of the optically anisotropic film is not particularly limited, but is preferably 0.1 to 10 ⁇ m, and more preferably 0.5 to 5 ⁇ m.
- the optical film of the present invention may have a support as a base material for forming the optically anisotropic film.
- a support is preferably transparent, and specifically has a light transmittance of 80% or more.
- Examples of such a support include a glass substrate and a polymer film, and examples of the material of the polymer film include a cellulose polymer; an acrylic polymer having an acrylate polymer such as a polymethyl methacrylate and a lactone ring-containing polymer.
- the thickness of the support is not particularly limited, but is preferably 5 to 60 ⁇ m, and more preferably 5 to 30 ⁇ m.
- the optical film of the present invention has the above-mentioned arbitrary support, it is preferable to have an alignment film between the support and the optically anisotropic film. Note that the above-described support may also serve as an alignment film.
- the alignment film generally contains a polymer as a main component.
- the polymer material for alignment film is described in many documents, and many commercially available products can be obtained.
- the polymer material used in the present invention is preferably polyvinyl alcohol or polyimide, and derivatives thereof. In particular, modified or unmodified polyvinyl alcohol is preferred.
- a photo-alignment film as the alignment film because it is possible to prevent the deterioration of the surface state by not contacting the alignment film surface when forming the alignment film.
- the photo-alignment film is not particularly limited, but is a polymer material such as a polyamide compound or a polyimide compound described in paragraphs [0024] to [0043] of International Publication No. 2005/096041; described in JP 2012-155308 A
- a liquid crystal alignment film formed of a liquid crystal aligning agent having a photo-alignable group, such as trade name LPP-JP265CP manufactured by Rollic Technologies, Inc. can be used.
- the thickness of the alignment film is not particularly limited. However, from the viewpoint of forming an optically anisotropic film having a uniform thickness by reducing surface irregularities that may exist on the support.
- the thickness is preferably from 01 to 10 ⁇ m, more preferably from 0.01 to 1 ⁇ m, still more preferably from 0.01 to 0.5 ⁇ m.
- the optical film of the present invention preferably has a hard coat layer in order to impart the physical strength of the film.
- the support may have a hard coat layer on the side opposite to the side on which the alignment film is provided (see FIG. 1B), and the side on which the alignment film of the optical anisotropic film is provided; May have a hard coat layer on the opposite side (see FIG. 1C).
- the hard coat layer those described in paragraphs [0190] to [0196] of JP-A-2009-98658 can be used.
- the optical film of the present invention may have another optical anisotropic film in addition to the optical anisotropic film of the present invention. That is, the optical film of the present invention may have a laminated structure of the optical anisotropic film of the present invention and another optical anisotropic film.
- Such other optically anisotropic film does not contain any one or both of the above-described polymerizable liquid crystal compound (1) and polymerizable liquid crystal compound (2), and other polymerizable compounds described above (particularly, Any optically anisotropic film obtained by using a liquid crystal compound) is not particularly limited.
- liquid crystal compounds can be classified into a rod type and a disk type from the shape.
- Polymer generally refers to a polymer having a degree of polymerization of 100 or more (Polymer Physics / Phase Transition Dynamics, Masao Doi, 2 pages, Iwanami Shoten, 1992).
- any liquid crystal compound can be used, but a rod-like liquid crystal compound or a discotic liquid crystal compound (discotic liquid crystal compound) is preferably used.
- Two or more kinds of rod-like liquid crystal compounds, two or more kinds of disk-like liquid crystal compounds, or a mixture of a rod-like liquid crystal compound and a disk-like liquid crystal compound may be used.
- the liquid crystal compound described above it is more preferable to use a rod-like liquid crystal compound or a discotic liquid crystal compound having a polymerizable group, and the liquid crystal compound has two or more polymerizable groups in one molecule. Further preferred. When the liquid crystal compound is a mixture of two or more, it is preferable that at least one liquid crystal compound has two or more polymerizable groups in one molecule.
- the rod-like liquid crystal compound for example, those described in claim 1 of JP-T-11-53019 and paragraphs [0026] to [0098] of JP-A-2005-289980 can be preferably used.
- liquid crystal compound for example, those described in paragraphs [0020] to [0067] of JP-A-2007-108732 and paragraphs [0013] to [0108] of JP-A-2010-244038 can be preferably used. However, it is not limited to these.
- the optical film of the present invention preferably contains an ultraviolet (UV) absorber in consideration of the influence of external light (particularly ultraviolet rays).
- the ultraviolet absorber may be contained in the optically anisotropic film of the present invention, or may be contained in a member other than the optically anisotropic film constituting the optical film of the present invention.
- a support is preferably mentioned.
- the UV absorber any conventionally known UV absorber can be used.
- a benzotriazole-based or hydroxyphenyltriazine-based ultraviolet absorber is used from the viewpoint of high ultraviolet absorption and obtaining ultraviolet absorption capability (ultraviolet cut capability) used in an image display device. preferable.
- two or more ultraviolet absorbers having different maximum absorption wavelengths can be used in combination.
- Specific examples of the ultraviolet absorber include compounds described in paragraphs [0258] to [0259] of JP2012-18395A, and paragraphs [0055] to [0105] of JP2007-72163A. And the like.
- Tinuvin400, Tinuvin405, Tinuvin460, Tinuvin477, Tinuvin479, Tinuvin1577 can be used as a commercial item.
- the polarizing plate of the present invention has the above-described optical film of the present invention and a polarizer.
- the polarizing plate of the present invention can be used as a circularly polarizing plate when the above-described optically anisotropic film of the present invention is a ⁇ / 4 plate (positive A plate).
- the slow axis of the ⁇ / 4 plate and the absorption axis of the polarizer described later Is preferably 30 to 60 °, more preferably 40 to 50 °, still more preferably 42 to 48 °, and particularly preferably 45 °.
- the “slow axis” of the ⁇ / 4 plate means the direction in which the refractive index is maximum in the plane of the ⁇ / 4 plate
- the “absorption axis” of the polarizer means the direction having the highest absorbance. To do.
- the polarizer which the polarizing plate of this invention has is not specifically limited if it is a member which has a function which converts light into specific linearly polarized light,
- a conventionally well-known absorption type polarizer and reflection type polarizer can be utilized.
- As the absorption polarizer an iodine polarizer, a dye polarizer using a dichroic dye, a polyene polarizer, and the like are used.
- Iodine polarizers and dye polarizers include coating polarizers and stretchable polarizers, both of which can be applied. Polarized light produced by adsorbing iodine or dichroic dye to polyvinyl alcohol and stretching. A child is preferred.
- Patent No. 5048120, Patent No. 5143918, Patent No. 4691205, Patent No. 4751481 and Japanese Patent No. 4751486 can be cited, and known techniques relating to these polarizers can also be preferably used.
- the reflective polarizer a polarizer in which thin films having different birefringence are stacked, a wire grid polarizer, a polarizer in which a cholesteric liquid crystal having a selective reflection region and a quarter wavelength plate are combined, or the like is used.
- a polyvinyl alcohol resin (a polymer containing —CH 2 —CHOH— as a repeating unit, particularly at least one selected from the group consisting of polyvinyl alcohol and an ethylene-vinyl alcohol copolymer, in terms of better adhesion.
- a polyvinyl alcohol resin a polymer containing —CH 2 —CHOH— as a repeating unit, particularly at least one selected from the group consisting of polyvinyl alcohol and an ethylene-vinyl alcohol copolymer, in terms of better adhesion.
- the thickness of the polarizer is not particularly limited, but is preferably 3 ⁇ m to 60 ⁇ m, more preferably 5 ⁇ m to 30 ⁇ m, and even more preferably 5 ⁇ m to 15 ⁇ m.
- an adhesive layer may be disposed between the optically anisotropic film and the polarizer in the optical film of the present invention.
- the adhesive that can be used in the present invention include, but are not limited to, a polyvinyl alcohol-based adhesive.
- the image display device of the present invention is an image display device having the optical film of the present invention or the polarizing plate of the present invention.
- the display element used in the image display device of the present invention is not particularly limited, and examples thereof include a liquid crystal cell, an organic electroluminescence (hereinafter abbreviated as “EL”) display panel, a plasma display panel, and the like. Among these, a liquid crystal cell and an organic EL display panel are preferable, and a liquid crystal cell is more preferable. That is, the image display device of the present invention is preferably a liquid crystal display device using a liquid crystal cell as a display element, and an organic EL display device using an organic EL display panel as a display element, and is a liquid crystal display device. More preferred.
- the liquid crystal display device which is an example of the image display device of the present invention is a liquid crystal display device having the above-described polarizing plate of the present invention and a liquid crystal cell.
- the polarizing plate of the present invention is preferably used as the polarizing plate on the front side, and the polarizing plate of the present invention is used as the polarizing plate on the front side and the rear side. Is more preferable.
- the liquid crystal cell which comprises a liquid crystal display device is explained in full detail.
- the liquid crystal cell used in the liquid crystal display device is preferably in a VA (Vertical Alignment) mode, an OCB (Optically Compensated Bend) mode, an IPS (In-Plane-Switching) mode, or a TN (Twisted Nematic). It is not limited to.
- a TN mode liquid crystal cell rod-like liquid crystal molecules are substantially horizontally aligned when no voltage is applied, and are twisted and aligned at 60 to 120 °.
- the TN mode liquid crystal cell is most frequently used as a color TFT liquid crystal display device, and is described in many documents.
- a VA mode liquid crystal cell rod-like liquid crystalline molecules are aligned substantially vertically when no voltage is applied.
- the VA mode liquid crystal cell includes: (1) a narrowly defined VA mode liquid crystal cell in which rod-like liquid crystalline molecules are aligned substantially vertically when no voltage is applied, and substantially horizontally when a voltage is applied (Japanese Patent Laid-Open No. Hei 2-). 176625) (2) Liquid crystal cell (SID97, Digest of tech. Papers (Preliminary Proceed) 28 (1997) 845 in which the VA mode is converted into a multi-domain (MVA mode) for widening the viewing angle.
- VA mode liquid crystal cell includes: (1) a narrowly defined VA mode liquid crystal cell in which rod-like liquid crystalline molecules are aligned substantially vertically when no voltage is applied, and substantially horizontally when a voltage is applied (Japanese Patent Laid-Open No. Hei 2-). 176625) (2) Liquid crystal cell (SID97, Digest of tech. Papers (Preliminary Proceed) 28 (1997) 845 in which the VA mode is converted into a multi-domain (MVA mode) for widening the
- a liquid crystal cell in which rod-like liquid crystalline molecules are substantially vertically aligned when no voltage is applied and twisted multi-domain alignment is applied when a voltage is applied (Preliminary collections 58-59 of the Japan Liquid Crystal Society) (1998)) and (4) SURVIVAL mode liquid crystal cells (announced at LCD International 98).
- any of a PVA (Patterned Vertical Alignment) type, a photo-alignment type (Optical Alignment), and a PSA (Polymer-Stained Alignment) may be used. Details of these modes are described in JP-A-2006-215326 and JP-T 2008-538819.
- JP-A-10-54982, JP-A-11-202323, and JP-A-9-292522 are methods for reducing leakage light during black display in an oblique direction and improving the viewing angle using an optical compensation sheet. No. 11-133408, No. 11-305217, No. 10-307291, and the like.
- Organic EL display device As an organic EL display device which is an example of the image display device of the present invention, for example, from the viewing side, a polarizer, a ⁇ / 4 plate (positive A plate) made of the optically anisotropic film of the present invention, and an organic EL device. An embodiment having the display panel in this order is preferable.
- the organic EL display panel is a display panel configured using an organic EL element in which an organic light emitting layer (organic electroluminescence layer) is sandwiched between electrodes (between a cathode and an anode).
- the configuration of the organic EL display panel is not particularly limited, and a known configuration is adopted.
- dimethyl 4,4′-dicyclohexanedicarboxylate 130 g
- potassium hydroxide pellets 166.3 g
- polyethylene glycol 2000 Tokyo
- Tokyo Polyethylene glycol 2000 (Tokyo) (Made by Kasei Kogyo Co., Ltd.) 10 mL was mixed, a Dean-Stark tube was attached, and it heated and stirred at 120 degreeC.
- the external temperature was set to 180 ° C., and heating and refluxing were continued for 20 hours while the solvent was distilled off.
- the progress of the reaction was confirmed by NMR (Nuclear Magnetic Resonance).
- the organic layer was washed successively with 5% aqueous sodium hydrogen carbonate solution, 1% aqueous sodium hydrogen carbonate solution and 1% aqueous sodium hydrogen carbonate solution, and then the solvent was distilled off under reduced pressure. After adding 40 mL of hexane to the residue to precipitate crystals, the mixture was cooled to 5 ° C. and stirred for 30 minutes under ice water, and then the crude product was collected by filtration. The obtained crude product was suspended in 40 mL of hexane, stirred for 30 minutes, filtered, and dried by blowing to obtain 5.39 g of compound (S-1-d) (yield 36%). .
- a polymerizable liquid crystal compound (1-9) represented by the following formula was synthesized according to the method described in paragraphs [0161] to [0163] of JP 2010-084032 A.
- reaction mixture was dried over magnesium sulfate and purified by silica gel column chromatography to obtain 32.0 g of compound (S-2-a). 17.3 g of aluminum chloride and 100 mL of dichloroethane were cooled to 5 to 10 ° C., and 12.9 g of compound (S-2-a) was added. 5.1 g of acetyl chloride was added dropwise at 5-10 ° C., and the mixture was stirred at 5-10 ° C. for 1 hour. 100 mL of water was added to stop the reaction, and the organic layer was dried over magnesium sulfate. Purification by silica gel column chromatography gave 9.3 g (yield 60%) of compound (S-2-b).
- N, N-diisopropylethylamine (0.94 ml, 5.4 mmol) was added dropwise, and the mixture was stirred at room temperature for 6 hours. After stirring, 10 ml of 1N hydrochloric acid and 10 ml of ethyl acetate were added to stop the reaction, and liquid separation was performed. The organic layer was washed with 10% brine, dried over magnesium sulfate, and the solvent was distilled off under reduced pressure. The resulting crude product was purified by silica gel column chromatography to obtain 1.0 g (1.1 mmol) of a polymerizable liquid crystal compound (2-1-7) (yield 88%).
- DIPEA N, N-diisopropylethylamine
- solubility The solubility of the synthesized polymerizable liquid crystal compound was measured by the following method. The results are shown in Table 3 and Table 4 below.
- the evaluation of the solubility of Examples 1 to 8 was carried out by mixing the polymerizable liquid crystal compounds described in Table 3 and Table 4 in the ratios described in Table 3 and Table 4 below. The mixture was evaluated. First, 1.0 g of the total amount of the polymerizable liquid crystal compound was weighed in a 10 mL sample bottle, and 1.5 g of a solvent was added until the solid content became 40% by mass. Thereafter, the mixture was shaken well by hand at 50 ° C., and allowed to stand at room temperature (23 ° C.) for 10 minutes.
- Examples 1 to 8 and Comparative Examples 1 to 3 [Production of optical film]
- a polymerizable composition (coating solution for optically anisotropic film) having the following composition was prepared and applied by spin coating to a glass substrate with a rubbed polyimide alignment film (SE-150 manufactured by Nissan Chemical Industries, Ltd.). did.
- the coating film was aligned at 200 ° C. to form a liquid crystal layer. Then, it cooled to 135 degreeC, the orientation fixation by 1000 mJ / cm ⁇ 2 > ultraviolet irradiation was performed, the optically anisotropic film was formed, and the optical film for wavelength dispersion measurement was obtained.
- the mixing ratio of the polymerizable liquid crystal compounds (1-1) and (1-3) as the polymerizable liquid crystal compound (1) is 1: 1
- the mixing ratio of the polymerizable liquid crystal compound (2-1-5) and (2-3-1) as 1) is 1: 1.
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- Crystallography & Structural Chemistry (AREA)
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WO2014010325A1 (fr) | 2012-07-09 | 2014-01-16 | 日本ゼオン株式会社 | Composé polymérisable, composition polymérisable, polymère, corps optiquement anisotrope, et procédé de production dudit composé polymérisable |
JP6363566B2 (ja) | 2014-10-21 | 2018-07-25 | 富士フイルム株式会社 | 光学異方性層とその製造方法、積層体、偏光板、表示装置、液晶化合物とその製造方法、カルボン酸化合物 |
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JP2008273925A (ja) * | 2006-12-15 | 2008-11-13 | Fujifilm Corp | 光学フィルムおよび位相差板、並びに液晶化合物 |
JP2009242718A (ja) * | 2008-03-31 | 2009-10-22 | Fujifilm Corp | 重合性液晶化合物と安定剤からなる液晶組成物 |
JP2009242717A (ja) * | 2008-03-31 | 2009-10-22 | Fujifilm Corp | 液晶組成物、位相差板、偏光板、並びに液晶表示装置 |
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US11630253B2 (en) | 2018-09-04 | 2023-04-18 | Fujifilm Corporation | Laminate, organic electroluminescent device, and liquid crystal display device |
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