KR20200050718A - 적층 필름 - Google Patents
적층 필름 Download PDFInfo
- Publication number
- KR20200050718A KR20200050718A KR1020180133682A KR20180133682A KR20200050718A KR 20200050718 A KR20200050718 A KR 20200050718A KR 1020180133682 A KR1020180133682 A KR 1020180133682A KR 20180133682 A KR20180133682 A KR 20180133682A KR 20200050718 A KR20200050718 A KR 20200050718A
- Authority
- KR
- South Korea
- Prior art keywords
- group
- liquid crystal
- formula
- less
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 claims description 205
- 150000001875 compounds Chemical class 0.000 claims description 150
- 239000006185 dispersion Substances 0.000 claims description 46
- 238000002834 transmittance Methods 0.000 claims description 38
- -1 methacryloyl group Chemical group 0.000 claims description 31
- 125000002947 alkylene group Chemical group 0.000 claims description 30
- 125000001424 substituent group Chemical group 0.000 claims description 29
- 238000006116 polymerization reaction Methods 0.000 claims description 19
- 239000006097 ultraviolet radiation absorber Substances 0.000 claims description 18
- 238000010521 absorption reaction Methods 0.000 claims description 14
- 125000004435 hydrogen atom Chemical class [H]* 0.000 claims description 14
- 125000003545 alkoxy group Chemical group 0.000 claims description 11
- 125000000217 alkyl group Chemical group 0.000 claims description 11
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 10
- 125000003647 acryloyl group Chemical group O=C([*])C([H])=C([H])[H] 0.000 claims description 8
- 125000000732 arylene group Chemical group 0.000 claims description 8
- 229910052739 hydrogen Inorganic materials 0.000 claims description 8
- 239000001257 hydrogen Substances 0.000 claims description 8
- 125000004453 alkoxycarbonyl group Chemical group 0.000 claims description 6
- 125000002993 cycloalkylene group Chemical group 0.000 claims description 6
- 229910052736 halogen Inorganic materials 0.000 claims description 6
- 150000002367 halogens Chemical class 0.000 claims description 6
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 claims description 6
- 125000004093 cyano group Chemical group *C#N 0.000 claims description 4
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims description 4
- 230000000903 blocking effect Effects 0.000 abstract description 20
- 230000001747 exhibiting effect Effects 0.000 abstract description 5
- 239000003381 stabilizer Substances 0.000 abstract description 4
- 239000012801 ultraviolet ray absorbent Substances 0.000 abstract 3
- 239000010410 layer Substances 0.000 description 191
- 239000010408 film Substances 0.000 description 105
- 239000000203 mixture Substances 0.000 description 27
- 239000012071 phase Substances 0.000 description 24
- 230000002441 reversible effect Effects 0.000 description 23
- 239000004611 light stabiliser Substances 0.000 description 22
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 description 18
- 125000004432 carbon atom Chemical group C* 0.000 description 14
- 230000000052 comparative effect Effects 0.000 description 14
- 125000000524 functional group Chemical group 0.000 description 14
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical compound CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 description 12
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 12
- 238000000034 method Methods 0.000 description 10
- 239000000126 substance Substances 0.000 description 10
- 239000006096 absorbing agent Substances 0.000 description 9
- VLKZOEOYAKHREP-UHFFFAOYSA-N n-Hexane Chemical compound CCCCCC VLKZOEOYAKHREP-UHFFFAOYSA-N 0.000 description 9
- 229920002284 Cellulose triacetate Polymers 0.000 description 8
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 8
- 238000006243 chemical reaction Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 8
- UHOVQNZJYSORNB-UHFFFAOYSA-N monobenzene Natural products C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 8
- 238000002360 preparation method Methods 0.000 description 7
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 description 6
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- YXFVVABEGXRONW-UHFFFAOYSA-N Toluene Chemical compound CC1=CC=CC=C1 YXFVVABEGXRONW-UHFFFAOYSA-N 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
- 150000001555 benzenes Chemical group 0.000 description 5
- 229910052799 carbon Inorganic materials 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 4
- 239000012267 brine Substances 0.000 description 4
- BGTOWKSIORTVQH-UHFFFAOYSA-N cyclopentanone Chemical compound O=C1CCCC1 BGTOWKSIORTVQH-UHFFFAOYSA-N 0.000 description 4
- 238000011156 evaluation Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000002156 mixing Methods 0.000 description 4
- 239000012299 nitrogen atmosphere Substances 0.000 description 4
- 238000001953 recrystallisation Methods 0.000 description 4
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 description 4
- 239000002904 solvent Substances 0.000 description 4
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical compound CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 description 3
- 239000000654 additive Substances 0.000 description 3
- 238000004440 column chromatography Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 239000012788 optical film Substances 0.000 description 3
- 230000000704 physical effect Effects 0.000 description 3
- 238000000746 purification Methods 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 229910052938 sodium sulfate Inorganic materials 0.000 description 3
- 235000011152 sodium sulphate Nutrition 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 2
- 229920000106 Liquid crystal polymer Polymers 0.000 description 2
- 239000004977 Liquid-crystal polymers (LCPs) Substances 0.000 description 2
- UFWIBTONFRDIAS-UHFFFAOYSA-N Naphthalene Chemical compound C1=CC=CC2=CC=CC=C21 UFWIBTONFRDIAS-UHFFFAOYSA-N 0.000 description 2
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 2
- DTQVDTLACAAQTR-UHFFFAOYSA-N Trifluoroacetic acid Chemical compound OC(=O)C(F)(F)F DTQVDTLACAAQTR-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- 125000004429 atom Chemical group 0.000 description 2
- 238000012790 confirmation Methods 0.000 description 2
- 230000021615 conjugation Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 150000002790 naphthalenes Chemical group 0.000 description 2
- 125000001624 naphthyl group Chemical group 0.000 description 2
- 229910052757 nitrogen Inorganic materials 0.000 description 2
- 125000004433 nitrogen atom Chemical group N* 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 230000010287 polarization Effects 0.000 description 2
- 229920006254 polymer film Polymers 0.000 description 2
- 230000000379 polymerizing effect Effects 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 2
- JYSUYJCLUODSLN-UHFFFAOYSA-N 1,3-benzothiazol-2-ylhydrazine Chemical compound C1=CC=C2SC(NN)=NC2=C1 JYSUYJCLUODSLN-UHFFFAOYSA-N 0.000 description 1
- BDNKZNFMNDZQMI-UHFFFAOYSA-N 1,3-diisopropylcarbodiimide Chemical compound CC(C)N=C=NC(C)C BDNKZNFMNDZQMI-UHFFFAOYSA-N 0.000 description 1
- LWRBVKNFOYUCNP-UHFFFAOYSA-N 2-methyl-1-(4-methylsulfanylphenyl)-2-morpholin-4-ylpropan-1-one Chemical compound C1=CC(SC)=CC=C1C(=O)C(C)(C)N1CCOCC1 LWRBVKNFOYUCNP-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000012359 Methanesulfonyl chloride Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 235000010724 Wisteria floribunda Nutrition 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000003667 anti-reflective effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- UWTDFICHZKXYAC-UHFFFAOYSA-N boron;oxolane Chemical compound [B].C1CCOC1 UWTDFICHZKXYAC-UHFFFAOYSA-N 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 239000012043 crude product Substances 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 125000004956 cyclohexylene group Chemical group 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- BGRWYRAHAFMIBJ-UHFFFAOYSA-N diisopropylcarbodiimide Natural products CC(C)NC(=O)NC(C)C BGRWYRAHAFMIBJ-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- QARBMVPHQWIHKH-UHFFFAOYSA-N methanesulfonyl chloride Chemical compound CS(Cl)(=O)=O QARBMVPHQWIHKH-UHFFFAOYSA-N 0.000 description 1
- 125000004170 methylsulfonyl group Chemical group [H]C([H])([H])S(*)(=O)=O 0.000 description 1
- PSHKMPUSSFXUIA-UHFFFAOYSA-N n,n-dimethylpyridin-2-amine Chemical compound CN(C)C1=CC=CC=N1 PSHKMPUSSFXUIA-UHFFFAOYSA-N 0.000 description 1
- 239000012044 organic layer Substances 0.000 description 1
- 239000012074 organic phase Substances 0.000 description 1
- 125000000843 phenylene group Chemical group C1(=C(C=CC=C1)*)* 0.000 description 1
- 229920000636 poly(norbornene) polymer Polymers 0.000 description 1
- 229920002492 poly(sulfone) Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920006289 polycarbonate film Polymers 0.000 description 1
- 229920006267 polyester film Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000098 polyolefin Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 230000002829 reductive effect Effects 0.000 description 1
- 230000000979 retarding effect Effects 0.000 description 1
- 238000010898 silica gel chromatography Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- WBYWAXJHAXSJNI-VOTSOKGWSA-M trans-cinnamate Chemical class [O-]C(=O)\C=C\C1=CC=CC=C1 WBYWAXJHAXSJNI-VOTSOKGWSA-M 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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- C08J5/18—Manufacture of films or sheets
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- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D135/00—Coating compositions based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical, and containing at least another carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Coating compositions based on derivatives of such polymers
- C09D135/02—Homopolymers or copolymers of esters
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
- C09D4/00—Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond ; Coating compositions, based on monomers of macromolecular compounds of groups C09D183/00 - C09D183/16
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- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
- C09D5/32—Radiation-absorbing paints
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- C—CHEMISTRY; METALLURGY
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- C09D7/40—Additives
- C09D7/65—Additives macromolecular
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- 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
- C09K19/34—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring
- C09K19/3491—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having sulfur as hetero atom
- C09K19/3497—Non-steroidal liquid crystal compounds containing at least one heterocyclic ring having sulfur as hetero atom the heterocyclic ring containing sulfur and nitrogen atoms
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- 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
- C09K19/38—Polymers
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- C09K19/3823—Polymers with mesogenic groups in the main chain containing heterocycles having at least one nitrogen as ring hetero atom
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- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
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- 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
- C09K19/38—Polymers
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- G—PHYSICS
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- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
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- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3016—Polarising elements involving passive liquid crystal elements
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2400/00—Characterised by the use of unspecified polymers
- C08J2400/12—Polymers characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity
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- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2467/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
- C08J2467/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
- C08J2467/03—Polyesters derived from dicarboxylic acids and dihydroxy compounds the dicarboxylic acids and dihydroxy compounds having the hydroxy and the carboxyl groups directly linked to aromatic rings
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- C—CHEMISTRY; METALLURGY
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- 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
- C09K2019/0444—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group
- C09K2019/0448—Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit characterized by a linking chain between rings or ring systems, a bridging chain between extensive mesogenic moieties or an end chain group the end chain group being a polymerizable end group, e.g. -Sp-P or acrylate
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- C—CHEMISTRY; METALLURGY
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- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2219/00—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used
- C09K2219/03—Aspects relating to the form of the liquid crystal [LC] material, or by the technical area in which LC material are used in the form of films, e.g. films after polymerisation of LC precursor
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- C—CHEMISTRY; METALLURGY
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Abstract
Description
도 2 내지 4는 적층 필름의 구조를 설명하기 위한 모식도이다.
도 5 내지 12는 실시예 또는 비교예의 평가 결과를 설명하기 위한 도면이다.
투과율(단위: %) | ||||
385nm | 390nm | 395nm | 400nm | |
실시예1 | 1.7 | 3.7 | 10.4 | 27.0 |
실시예2 | 1.7 | 3.8 | 10.5 | 27.2 |
비교예1 | 0.5 | 0.9 | 2.6 | 7.0 |
비교예2 | 0.7 | 1.6 | 4.3 | 11.6 |
면내 위상차(550 nm 파장 기준) | |||
내구조건 유지 전 | 내구조건 유지 후 | 변화량 | |
실시예1 | 146.0nm | 123.8nm | -15.2% |
실시예2 | 144.5nm | 123.8nm | -14.8% |
비교예1 | 131.7nm | 101.7nm | -22.8% |
비교예2 | 140.7nm | 113.6nm | -19.3% |
Claims (15)
- 기재 필름; 및 상기 기재 필름의 일면에 형성된 위상차층을 포함하고,
상기 위상차층은, 정분산 중합성 액정 화합물의 중합 단위 및 역분산 중합성 액정 화합물의 중합 단위를 포함하며,
상기 위상차층은, 385 nm의 파장의 광에 대한 투과율이 3% 이하인 자외선 흡수성을 가지는 적층 필름. - 제 1 항에 있어서, 위상차층은, 하기 수식 A에 따른 위상차 변화율의 절대값이 17% 이하인 적층 필름:
[수식 A]
위상차 변화율 = 100 × (Ra - Ri)/Ri
수식 A에서 Ri는 상기 위상차층의 550 nm 파장에 대한 초기 면내 위상차이며, Ra는 내구 조건 후의 상기 상기 위상차층의 550 nm 파장에 대한 면내 위상차이고, 상기 내구 조건은 상기 위상차층을 85°C의 온도에서 50 시간 이상 방치하는 조건이다. - 제 1 항에 있어서, 위상차층은, 최대 흡수 파장이 385 nm 내지 400 nm의 범위 내에 있는 자외선 흡수제를 포함하지 않는 적층 필름.
- 제 1 항에 있어서, 위상차층은, 390 nm의 파장의 광에 대한 투과율이 15% 이하인 적층 필름.
- 제 1 항에 있어서, 위상차층은, 395 nm의 파장의 광에 대한 투과율이 25% 이하인 적층 필름.
- 제 1 항에 있어서, 위상차층은, 400 nm의 파장의 광에 대한 투과율이 40% 이하인 적층 필름.
- 제 1 항에 있어서, 역분산 중합성 액정 화합물은, 하기 화학식 1로 표시되는 적층 필름:
[화학식 1]
화학식 1에 R1은, 하기 화학식 2 또는 화학식 3의 치환기이고, R2 내지 R6는 각각 독립적으로 수소, 알킬기, 알콕시기, 시아노기, 하기 화학식 4의 치환기 또는 하기 화학식 5의 치환기이다. 또한, 상기에서 R2 내지 R6 중 적어도 2개 이상 또는 2개는 하기 화학식 4의 치환기 또는 하기 화학식 5의 치환기이다:
[화학식 2]
화학식 2에서 A1 및 A2는 각각 독립적으로 산소 원자 또는 단일 결합이고, L1 및 L2는 각각 독립적으로 -C(=O)-O-, -O-C(=O)- 또는 알킬렌기이며, Cyc는 아릴렌기 또는 사이클로알킬렌기이고, P는 아크릴로일기, 메타크릴로일기, 아크릴로일옥시기 또는 메타크릴로일옥시기이다:
[화학식 3]
화학식 3에서 L3 및 L4는 각각 알킬렌기이고, n은 1 내지 4의 범위 내의 수이며, P는 아크릴로일기, 메타크릴로일기, 아크릴로일옥시기 또는 메타크릴로일옥시기 또는 수소 원자이다:
[화학식 4]
화학식 4에서 A3 및 A4는, 산소 원자, 알킬렌기 또는 단일 결합이고, L5 및 L6는 각각 독립적으로 -C(=O)-O-, -O-C(=O)- 또는 알킬렌기이며, Cyc는 아릴렌기이고, P는 아크릴로일기, 메타크릴로일기, 아크릴로일옥시기 또는 메타크릴로일옥시기이다:
[화학식 5]
화학식 5에서 A5, A6, A7은 각각 독립적으로 산소 원자 또는 단일 결합이고, L7, L8 및 L9은 각각 독립적으로 -C(=O)-O-, -O-C(=O)- 또는 알킬렌기이며, Cy1은 사이클로알킬렌기이고, Cy2는 아릴렌기이며, P는 아크릴로일기, 메타크릴로일기, 아크릴로일옥시기 또는 메타크릴로일옥시기이다. - 제 7 항에 있어서, 정분산 중합성 액정 화합물은, 하기 화학식 6으로 표시되는 적층 필름:
[화학식 6]
화학식 6에서 A는 단일 결합, -C(=O)O- 또는 -OC(=O)-이고, R1 내지 R10은, 각각 독립적으로 수소, 할로겐, 알킬기, 알콕시기, 알콕시카보닐기, 시아노기, 니트로기 또는 하기 화학식 7의 치환기이거나, R1 내지 R5 중 이웃하는 2개의 치환기 또는 R6 내지 R10 중 이웃하는 2개의 치환기는 서로 결합되어서 -L-A-P로 치환된 벤젠 고리를 구성하고, 상기 L은, -C(=O)O-, -OC(=O)- 또는 -OC(=O)O-이고, A는 알킬렌기이며, P는 아크릴로일기, 메타크릴로일기, 아크릴로일옥시기 또는 메타크릴로일옥시기이다:
[화학식 7]
화학식 7에서 B는 단일 결합, -C(=O)O- 또는 -OC(=O)-이고, R11 내지 R15는, 각각 독립적으로 수소, 할로겐, 알킬기, 알콕시기, 알콕시카보닐기, 시아노기, 니트로기 또는 -L-A-P이거나, R11 내지 R15 중 이웃하는 2개의 치환기는 서로 결합되어서 -L-A-P로 치환된 벤젠 고리를 구성하고, 상기 L은, -C(=O)O-, -OC(=O)- 또는 -OC(=O)O-이고, A는 알킬렌기이며, P는 아크릴로일기, 메타크릴로일기, 아크릴로일옥시기 또는 메타크릴로일옥시기이다. - 제 1 항에 있어서, 기재 필름과 위상차층의 사이 또는 위상차층의 기재 필름과는 반대측면에 수직 배향된 중합성 액정 화합물의 중합 단위를 가지는 수직 배향 액정층을 추가로 포함하는 적층 필름.
- 제 9 항에 있어서, 수평 배향막과 수직 배향막을 추가로 포함하고, 기재 필름, 상기 수평 배향막, 위상차층, 상기 수직 배향막 및 수직 배향 액정층이 상기 순서로 배치되어 있는 적층 필름.
- 제 9 항에 있어서, 수평 배향막과 수직 배향막을 추가로 포함하고, 기재 필름, 상기 수직 배향막, 수직 배향 액정층, 상기 수평 배향막 및 위상차층이 상기 순서로 배치되어 있는 적층 필름.
- 제 9 항에 있어서, 수직 배향 액정층은 하기 수식 9를 만족하는 적층 필름:
[수식 9]
Rth(450)/Rth(550) < Rth(650)/Rth(550)
수식 9에서 Rth(450)은, 450 nm의 파장의 광에 대한 수직 배향 액정층의 두께 방향 위상차이고, Rth(550)은 550 nm의 파장의 광에 대한 수직 배향 액정층의 두께 방향 위상차이며, Rth(650)은 650 nm의 파장의 광에 대한 수직 배향 액정층의 두께 방향 위상차이다.. - 제 1 항에 있어서, 위상차층은, 전체 중합성 액정 화합물의 중합 단위에서 3관능 이상의 중합성 액정 화합물의 중합 단위를 30 중량% 이상 포함하는 적층 필름.
- 제 1 항에 있어서, 기재 필름과 위상차층으로부터 박리되도록 형성되어 있는 적층 필름.
- 제 1 항의 적층 필름을 포함하는 디스플레이 장치.
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KR102318724B1 (ko) * | 2018-11-02 | 2021-10-28 | 주식회사 엘지화학 | 적층 필름 |
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- 2018-11-02 KR KR1020180133682A patent/KR102318724B1/ko active Active
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- 2019-11-04 EP EP19877740.1A patent/EP3875518A4/en active Pending
- 2019-11-04 WO PCT/KR2019/014798 patent/WO2020091549A1/ko unknown
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Cited By (9)
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KR20230172374A (ko) | 2022-06-15 | 2023-12-22 | 주식회사 클랩 | 위상차 필름용 액정 화합물, 이를 포함하는 위상차 필름, 이를 포함하는 디스플레이 장치 및 이의 제조방법 |
KR20240162016A (ko) | 2022-06-15 | 2024-11-14 | 주식회사 클랩 | 위상차 필름용 액정 화합물, 이를 포함하는 위상차 필름, 이를 포함하는 디스플레이 장치 및 이의 제조방법 |
KR20230173565A (ko) | 2022-06-17 | 2023-12-27 | 주식회사 클랩 | 위상차 필름용 액정 화합물, 이를 포함하는 위상차 필름, 이를 포함하는 디스플레이 장치 및 이의 제조방법 |
KR20240051455A (ko) | 2022-10-13 | 2024-04-22 | 주식회사 클랩 | 위상차 필름의 액정 화합물 제조용 단량체 제조방법 및 이를 이용한 위상차 필름용 액정 화합물 제조방법 |
KR20240051460A (ko) | 2022-10-13 | 2024-04-22 | 주식회사 클랩 | 위상차 필름의 액정 화합물 제조용 단량체 제조방법 및 이를 이용한 위상차 필름용 액정 화합물 제조방법 |
KR20240052108A (ko) | 2022-10-13 | 2024-04-23 | 주식회사 클랩 | 위상차 필름의 액정 화합물 제조용 단량체 제조방법 및 이를 이용한 위상차 필름용 액정 화합물 제조방법 |
KR20240075292A (ko) | 2022-11-22 | 2024-05-29 | 주식회사 클랩 | 위상차 필름의 액정 화합물 제조용 단량체 제조방법 및 이를 이용한 위상차 필름용 액정 화합물 제조방법 |
KR20240075291A (ko) | 2022-11-22 | 2024-05-29 | 주식회사 클랩 | 위상차 필름의 액정 화합물 제조용 단량체 제조방법 및 이를 이용한 위상차 필름용 액정 화합물 제조방법 |
KR20240075293A (ko) | 2022-11-22 | 2024-05-29 | 주식회사 클랩 | 위상차 필름의 액정 화합물 제조용 단량체 제조방법 및 이를 이용한 위상차 필름용 액정 화합물 제조방법 |
Also Published As
Publication number | Publication date |
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TW202023830A (zh) | 2020-07-01 |
JP7205980B2 (ja) | 2023-01-17 |
CN112639000A (zh) | 2021-04-09 |
TWI719700B (zh) | 2021-02-21 |
CN112639000B (zh) | 2023-09-05 |
EP3875518A1 (en) | 2021-09-08 |
US20210165149A1 (en) | 2021-06-03 |
WO2020091549A1 (ko) | 2020-05-07 |
KR102318724B1 (ko) | 2021-10-28 |
JP2021532411A (ja) | 2021-11-25 |
US11867936B2 (en) | 2024-01-09 |
EP3875518A4 (en) | 2021-12-29 |
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