JP5581560B2 - 光学フィルム及びipsモード液晶表示装置 - Google Patents
光学フィルム及びipsモード液晶表示装置 Download PDFInfo
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- JP5581560B2 JP5581560B2 JP2013524803A JP2013524803A JP5581560B2 JP 5581560 B2 JP5581560 B2 JP 5581560B2 JP 2013524803 A JP2013524803 A JP 2013524803A JP 2013524803 A JP2013524803 A JP 2013524803A JP 5581560 B2 JP5581560 B2 JP 5581560B2
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- Prior art keywords
- optical film
- meth
- monomer
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- methylstyrene
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- 239000012788 optical film Substances 0.000 title claims description 36
- 239000004973 liquid crystal related substance Substances 0.000 title claims description 16
- 239000000178 monomer Substances 0.000 claims description 55
- 239000010408 film Substances 0.000 claims description 45
- 229920006243 acrylic copolymer Polymers 0.000 claims description 38
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 34
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical group C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 32
- 230000009477 glass transition Effects 0.000 claims description 27
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical group NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 claims description 19
- 125000000217 alkyl group Chemical group 0.000 claims description 17
- 125000000999 tert-butyl group Chemical group [H]C([H])([H])C(*)(C([H])([H])[H])C([H])([H])[H] 0.000 claims description 17
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 claims description 14
- 239000011342 resin composition Substances 0.000 claims description 14
- VVQNEPGJFQJSBK-UHFFFAOYSA-N Methyl methacrylate Chemical group COC(=O)C(C)=C VVQNEPGJFQJSBK-UHFFFAOYSA-N 0.000 claims description 10
- SJMYWORNLPSJQO-UHFFFAOYSA-N tert-butyl 2-methylprop-2-enoate Chemical group CC(=C)C(=O)OC(C)(C)C SJMYWORNLPSJQO-UHFFFAOYSA-N 0.000 claims description 9
- JESXATFQYMPTNL-UHFFFAOYSA-N 2-ethenylphenol Chemical compound OC1=CC=CC=C1C=C JESXATFQYMPTNL-UHFFFAOYSA-N 0.000 claims description 7
- -1 N-substituted methacrylamide Chemical class 0.000 claims description 7
- MMSLOZQEMPDGPI-UHFFFAOYSA-N p-Mentha-1,3,5,8-tetraene Chemical compound CC(=C)C1=CC=C(C)C=C1 MMSLOZQEMPDGPI-UHFFFAOYSA-N 0.000 claims description 6
- XYLMUPLGERFSHI-UHFFFAOYSA-N alpha-Methylstyrene Chemical compound CC(=C)C1=CC=CC=C1 XYLMUPLGERFSHI-UHFFFAOYSA-N 0.000 claims description 5
- FUGYGGDSWSUORM-UHFFFAOYSA-N 4-hydroxystyrene Chemical compound OC1=CC=C(C=C)C=C1 FUGYGGDSWSUORM-UHFFFAOYSA-N 0.000 claims description 4
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 claims description 4
- CORMBJOFDGICKF-UHFFFAOYSA-N 1,3,5-trimethoxy 2-vinyl benzene Natural products COC1=CC(OC)=C(C=C)C(OC)=C1 CORMBJOFDGICKF-UHFFFAOYSA-N 0.000 claims description 3
- SSZOCHFYWWVSAI-UHFFFAOYSA-N 1-bromo-2-ethenylbenzene Chemical compound BrC1=CC=CC=C1C=C SSZOCHFYWWVSAI-UHFFFAOYSA-N 0.000 claims description 3
- KQJQPCJDKBKSLV-UHFFFAOYSA-N 1-bromo-3-ethenylbenzene Chemical compound BrC1=CC=CC(C=C)=C1 KQJQPCJDKBKSLV-UHFFFAOYSA-N 0.000 claims description 3
- WGGLDBIZIQMEGH-UHFFFAOYSA-N 1-bromo-4-ethenylbenzene Chemical compound BrC1=CC=C(C=C)C=C1 WGGLDBIZIQMEGH-UHFFFAOYSA-N 0.000 claims description 3
- OGVFUFNUTOTCIA-UHFFFAOYSA-N 1-bromo-4-prop-1-en-2-ylbenzene Chemical compound CC(=C)C1=CC=C(Br)C=C1 OGVFUFNUTOTCIA-UHFFFAOYSA-N 0.000 claims description 3
- SRXJYTZCORKVNA-UHFFFAOYSA-N 1-bromoethenylbenzene Chemical compound BrC(=C)C1=CC=CC=C1 SRXJYTZCORKVNA-UHFFFAOYSA-N 0.000 claims description 3
- BOVQCIDBZXNFEJ-UHFFFAOYSA-N 1-chloro-3-ethenylbenzene Chemical compound ClC1=CC=CC(C=C)=C1 BOVQCIDBZXNFEJ-UHFFFAOYSA-N 0.000 claims description 3
- KTZVZZJJVJQZHV-UHFFFAOYSA-N 1-chloro-4-ethenylbenzene Chemical compound ClC1=CC=C(C=C)C=C1 KTZVZZJJVJQZHV-UHFFFAOYSA-N 0.000 claims description 3
- WQDGTJOEMPEHHL-UHFFFAOYSA-N 1-chloro-4-prop-1-en-2-ylbenzene Chemical compound CC(=C)C1=CC=C(Cl)C=C1 WQDGTJOEMPEHHL-UHFFFAOYSA-N 0.000 claims description 3
- LVJZCPNIJXVIAT-UHFFFAOYSA-N 1-ethenyl-2,3,4,5,6-pentafluorobenzene Chemical compound FC1=C(F)C(F)=C(C=C)C(F)=C1F LVJZCPNIJXVIAT-UHFFFAOYSA-N 0.000 claims description 3
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- OEVVKKAVYQFQNV-UHFFFAOYSA-N 1-ethenyl-2,4-dimethylbenzene Chemical compound CC1=CC=C(C=C)C(C)=C1 OEVVKKAVYQFQNV-UHFFFAOYSA-N 0.000 claims description 3
- YNQXOOPPJWSXMW-UHFFFAOYSA-N 1-ethenyl-2-fluorobenzene Chemical compound FC1=CC=CC=C1C=C YNQXOOPPJWSXMW-UHFFFAOYSA-N 0.000 claims description 3
- ZJSKEGAHBAHFON-UHFFFAOYSA-N 1-ethenyl-3-fluorobenzene Chemical compound FC1=CC=CC(C=C)=C1 ZJSKEGAHBAHFON-UHFFFAOYSA-N 0.000 claims description 3
- JZHGRUMIRATHIU-UHFFFAOYSA-N 1-ethenyl-3-methylbenzene Chemical compound CC1=CC=CC(C=C)=C1 JZHGRUMIRATHIU-UHFFFAOYSA-N 0.000 claims description 3
- JWVTWJNGILGLAT-UHFFFAOYSA-N 1-ethenyl-4-fluorobenzene Chemical compound FC1=CC=C(C=C)C=C1 JWVTWJNGILGLAT-UHFFFAOYSA-N 0.000 claims description 3
- VIXHMBLBLJSGIB-UHFFFAOYSA-N 1-fluoro-4-prop-1-en-2-ylbenzene Chemical compound CC(=C)C1=CC=C(F)C=C1 VIXHMBLBLJSGIB-UHFFFAOYSA-N 0.000 claims description 3
- QEDJMOONZLUIMC-UHFFFAOYSA-N 1-tert-butyl-4-ethenylbenzene Chemical compound CC(C)(C)C1=CC=C(C=C)C=C1 QEDJMOONZLUIMC-UHFFFAOYSA-N 0.000 claims description 3
- NTHFKMZKTASAMH-UHFFFAOYSA-N 2,4-dibromo-1-ethenylbenzene Chemical compound BrC1=CC=C(C=C)C(Br)=C1 NTHFKMZKTASAMH-UHFFFAOYSA-N 0.000 claims description 3
- ISRGONDNXBCDBM-UHFFFAOYSA-N 2-chlorostyrene Chemical compound ClC1=CC=CC=C1C=C ISRGONDNXBCDBM-UHFFFAOYSA-N 0.000 claims description 3
- PDELBHCVXBSVPJ-UHFFFAOYSA-N 2-ethenyl-1,3,5-trimethylbenzene Chemical compound CC1=CC(C)=C(C=C)C(C)=C1 PDELBHCVXBSVPJ-UHFFFAOYSA-N 0.000 claims description 3
- DBWWINQJTZYDFK-UHFFFAOYSA-N 2-ethenyl-1,4-dimethylbenzene Chemical compound CC1=CC=C(C)C(C=C)=C1 DBWWINQJTZYDFK-UHFFFAOYSA-N 0.000 claims description 3
- JLBJTVDPSNHSKJ-UHFFFAOYSA-N 4-Methylstyrene Chemical compound CC1=CC=C(C=C)C=C1 JLBJTVDPSNHSKJ-UHFFFAOYSA-N 0.000 claims description 3
- RUYUCCQRWINUHE-UHFFFAOYSA-N Octachlorostyrene Chemical compound ClC(Cl)=C(Cl)C1=C(Cl)C(Cl)=C(Cl)C(Cl)=C1Cl RUYUCCQRWINUHE-UHFFFAOYSA-N 0.000 claims description 3
- YMOONIIMQBGTDU-VOTSOKGWSA-N [(e)-2-bromoethenyl]benzene Chemical compound Br\C=C\C1=CC=CC=C1 YMOONIIMQBGTDU-VOTSOKGWSA-N 0.000 claims description 3
- QROGIFZRVHSFLM-QHHAFSJGSA-N [(e)-prop-1-enyl]benzene Chemical compound C\C=C\C1=CC=CC=C1 QROGIFZRVHSFLM-QHHAFSJGSA-N 0.000 claims description 3
- QROGIFZRVHSFLM-KXFIGUGUSA-N [(z)-prop-1-enyl]benzene Chemical compound C\C=C/C1=CC=CC=C1 QROGIFZRVHSFLM-KXFIGUGUSA-N 0.000 claims description 3
- 125000001931 aliphatic group Chemical group 0.000 claims description 3
- 125000003118 aryl group Chemical group 0.000 claims description 3
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 claims description 3
- QROGIFZRVHSFLM-UHFFFAOYSA-N trans-beta-methyl styrene Natural products CC=CC1=CC=CC=C1 QROGIFZRVHSFLM-UHFFFAOYSA-N 0.000 claims description 3
- YJCVRMIJBXTMNR-UHFFFAOYSA-N 1,3-dichloro-2-ethenylbenzene Chemical compound ClC1=CC=CC(Cl)=C1C=C YJCVRMIJBXTMNR-UHFFFAOYSA-N 0.000 claims description 2
- OMNYXCUDBQKCMU-UHFFFAOYSA-N 2,4-dichloro-1-ethenylbenzene Chemical compound ClC1=CC=C(C=C)C(Cl)=C1 OMNYXCUDBQKCMU-UHFFFAOYSA-N 0.000 claims description 2
- BPVVTRJJQZINNG-UHFFFAOYSA-N 4-chloro-1-ethenyl-2-methylbenzene Chemical compound CC1=CC(Cl)=CC=C1C=C BPVVTRJJQZINNG-UHFFFAOYSA-N 0.000 claims description 2
- 229920005989 resin Polymers 0.000 description 22
- 239000011347 resin Substances 0.000 description 22
- 125000004122 cyclic group Chemical group 0.000 description 13
- 238000000034 method Methods 0.000 description 11
- 230000003287 optical effect Effects 0.000 description 11
- 238000005266 casting Methods 0.000 description 8
- 229920001577 copolymer Polymers 0.000 description 5
- 210000002858 crystal cell Anatomy 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 229920000642 polymer Polymers 0.000 description 3
- WYURNTSHIVDZCO-UHFFFAOYSA-N Tetrahydrofuran Chemical compound C1CCOC1 WYURNTSHIVDZCO-UHFFFAOYSA-N 0.000 description 2
- 125000001797 benzyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])* 0.000 description 2
- 238000012662 bulk polymerization Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000004581 coalescence Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 125000000113 cyclohexyl group Chemical group [H]C1([H])C([H])([H])C([H])([H])C([H])(*)C([H])([H])C1([H])[H] 0.000 description 2
- 238000010528 free radical solution polymerization reaction Methods 0.000 description 2
- 238000005227 gel permeation chromatography Methods 0.000 description 2
- 125000001449 isopropyl group Chemical group [H]C([H])([H])C([H])(*)C([H])([H])[H] 0.000 description 2
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 2
- 229920005604 random copolymer Polymers 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 125000001424 substituent group Chemical group 0.000 description 2
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- SEPPVOUBHWNCAW-FNORWQNLSA-N (E)-4-oxonon-2-enal Chemical compound CCCCCC(=O)\C=C\C=O SEPPVOUBHWNCAW-FNORWQNLSA-N 0.000 description 1
- KBYOSXZVXLIHPT-UHFFFAOYSA-N 1,3-dichloro-2-ethenylbenzene 2,4-dichloro-1-ethenylbenzene Chemical compound Clc1ccc(C=C)c(Cl)c1.Clc1cccc(Cl)c1C=C KBYOSXZVXLIHPT-UHFFFAOYSA-N 0.000 description 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- XLLXMBCBJGATSP-UHFFFAOYSA-N 2-phenylethenol Chemical compound OC=CC1=CC=CC=C1 XLLXMBCBJGATSP-UHFFFAOYSA-N 0.000 description 1
- LLBZPESJRQGYMB-UHFFFAOYSA-N 4-one Natural products O1C(C(=O)CC)CC(C)C11C2(C)CCC(C3(C)C(C(C)(CO)C(OC4C(C(O)C(O)C(COC5C(C(O)C(O)CO5)OC5C(C(OC6C(C(O)C(O)C(CO)O6)O)C(O)C(CO)O5)OC5C(C(O)C(O)C(C)O5)O)O4)O)CC3)CC3)=C3C2(C)CC1 LLBZPESJRQGYMB-UHFFFAOYSA-N 0.000 description 1
- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- 229920000089 Cyclic olefin copolymer Polymers 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-M Methacrylate Chemical compound CC(=C)C([O-])=O CERQOIWHTDAKMF-UHFFFAOYSA-M 0.000 description 1
- 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 1
- 239000000654 additive Substances 0.000 description 1
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- 239000003963 antioxidant agent Substances 0.000 description 1
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- 229920001400 block copolymer Polymers 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
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- 230000000379 polymerizing effect Effects 0.000 description 1
- 239000012744 reinforcing agent Substances 0.000 description 1
- 125000003011 styrenyl group Chemical group [H]\C(*)=C(/[H])C1=C([H])C([H])=C([H])C([H])=C1[H] 0.000 description 1
- 238000010557 suspension polymerization reaction Methods 0.000 description 1
- 229920006027 ternary co-polymer Polymers 0.000 description 1
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- ISXSCDLOGDJUNJ-UHFFFAOYSA-N tert-butyl prop-2-enoate Chemical compound CC(C)(C)OC(=O)C=C ISXSCDLOGDJUNJ-UHFFFAOYSA-N 0.000 description 1
- YLQBMQCUIZJEEH-UHFFFAOYSA-N tetrahydrofuran Natural products C=1C=COC=1 YLQBMQCUIZJEEH-UHFFFAOYSA-N 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 239000006097 ultraviolet radiation absorber Substances 0.000 description 1
- 229920002554 vinyl polymer Polymers 0.000 description 1
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
- C08F120/00—Homopolymers 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
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/10—Esters
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- C—CHEMISTRY; METALLURGY
- 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
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
-
- C—CHEMISTRY; METALLURGY
- 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
- C08F120/00—Homopolymers 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
- C08F120/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
- C08F120/10—Esters
- C08F120/12—Esters of monohydric alcohols or phenols
- C08F120/14—Methyl esters, e.g. methyl (meth)acrylate
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- C—CHEMISTRY; METALLURGY
- 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
- C08F120/00—Homopolymers 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
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- C08F120/10—Esters
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- C08F120/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
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- C—CHEMISTRY; METALLURGY
- 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
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- C08F120/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F120/56—Acrylamide; Methacrylamide
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- C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
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- C08F212/02—Monomers containing only one unsaturated aliphatic radical
- C08F212/04—Monomers containing only one unsaturated aliphatic radical containing one ring
- C08F212/06—Hydrocarbons
- C08F212/08—Styrene
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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
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- C08F220/12—Esters of monohydric alcohols or phenols
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- C—CHEMISTRY; METALLURGY
- 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
- C08F220/12—Esters of monohydric alcohols or phenols
- C08F220/16—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms
- C08F220/18—Esters of monohydric alcohols or phenols of phenols or of alcohols containing two or more carbon atoms with acrylic or methacrylic acids
- C08F220/1804—C4-(meth)acrylate, e.g. butyl (meth)acrylate, isobutyl (meth)acrylate or tert-butyl (meth)acrylate
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- C—CHEMISTRY; METALLURGY
- 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
- C08F220/52—Amides or imides
- C08F220/54—Amides, e.g. N,N-dimethylacrylamide or N-isopropylacrylamide
- C08F220/56—Acrylamide; Methacrylamide
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- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
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- C08L33/04—Homopolymers or copolymers of esters
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Description
Rin=(nx−ny)×d
Rth=(nz−ny)×d
nxはフィルムの面内において、最も屈折率が大きい方向の屈折率であり、
nyはフィルムの面内において、nx方向の垂直方向の屈折率であり、
nzは厚さ方向の屈折率であり、
dはフィルムの厚さである。
本発明の実施例において、物性評価方法は下記の通りである。
1.重量平均分子量(Mw):製造された樹脂をテトラヒドロフランに溶かしてゲル浸透クロマトグラフィー(GPC)を利用して測定した。
2.Tg(ガラス転移温度):TA Instrument社のDSC(Differential Scanning Calorimeter)を用いて測定した。
3.位相差値(Rth/Rin):フィルムのガラス転移温度で延伸した後、Axometrics社のAxoScanを用いて位相差値を測定し、測定値を60μm厚さのフィルムに対する位相差値に換算した。
メチルメタクリレート60重量部、スチレン20重量部、tert−ブチルメタクリレート20重量部でアクリル系共重合体樹脂を製造した。製造された樹脂のガラス転移温度は130℃、重量平均分子量は14万5千であった。該樹脂を溶液キャスト法を利用してフィルム状に製造した後、ガラス転移温度で延伸してフィルムを製造した。製造されたフィルムの位相差値を測定した。その結果、厚さ方向の位相差値/面内位相差値は175/119であった。
メチルメタクリレート50重量部、スチレン25重量部、tert−ブチルメタクリレート25重量部でアクリル系共重合体樹脂を製造した。製造された樹脂のガラス転移温度は133℃、重量平均分子量は15万であった。該樹脂を溶液キャスト法を利用してフィルム状に製造した後、ガラス転移温度で延伸してフィルムを製造した。製造されたフィルムの位相差値を測定した。その結果、厚さ方向の位相差値/面内位相差値は196/144であった。
メチルメタクリレート70重量部、スチレン20重量部、メタクリルアミド10重量部でアクリル系共重合体樹脂を製造した。製造された樹脂のガラス転移温度は130℃、重量平均分子量は10万4千であった。該樹脂を溶液キャスト法を利用してフィルム状に製造した後、ガラス転移温度で延伸してフィルムを製造した。製造されたフィルムの位相差値を測定した。その結果、厚さ方向の位相差値/面内位相差値は168/115であった。
メチルメタクリレート60重量部、スチレン25重量部、メタクリルアミド15重量部でアクリル系共重合体樹脂を製造した。製造された樹脂のガラス転移温度は131℃、重量平均分子量は10万3千であった。該樹脂を溶液キャスト法を利用してフィルム状に製造した後、ガラス転移温度で延伸してフィルムを製造した。製造されたフィルムの位相差値を測定した。その結果、厚さ方向の位相差値/面内位相差値は185/135であった。
メチルメタクリレート60重量部、スチレン20重量部、tert−ブチルメタクリレート10重量部、メタクリルアミド10重量部でアクリル系共重合体樹脂を製造した。製造された樹脂のガラス転移温度は134℃、重量平均分子量は15万5千であった。該樹脂を溶液キャスト法を利用してフィルム状に製造した後、ガラス転移温度で延伸してフィルムを製造した。製造されたフィルムの位相差値を測定した。その結果、厚さ方向の位相差値/面内位相差値は167/121であった。
メチルメタクリレート50重量部、スチレン25重量部、tert−ブチルメタクリレート20重量部、メタクリルアミド5重量部でアクリル系共重合体樹脂を製造した。製造された樹脂のガラス転移温度は135℃、重量平均分子量は17万5千であった。該樹脂を溶液キャスト法を利用してフィルム状に製造した後、ガラス転移温度で延伸してフィルムを製造した。製造されたフィルムの位相差値を測定した。その結果、厚さ方向の位相差値/面内位相差値は175/131であった。
メチルメタクリレート80重量部、スチレン20重量部でアクリル系共重合体樹脂を製造した。製造された樹脂のガラス転移温度は115℃、重量平均分子量は10万8千であった。該樹脂を溶液キャスト法を利用してフィルム状に製造した後、ガラス転移温度で延伸してフィルムを製造した。製造されたフィルムの位相差値を測定した。その結果、厚さ方向の位相差値/面内位相差値は169/120であった。
Claims (12)
- アルキル基がメチル基又はエチル基であるアルキル(メタ)アクリレート系単量体、スチレン系単量体、及びtert−ブチル(メタ)アクリレート系単量体を含むアクリル系共重合体を含む樹脂組成物で形成された、
光学フィルム。 - 前記アクリル系共重合体は、(メタ)アクリルアミド系単量体をさらに含む、
請求項1に記載の光学フィルム。 - 前記アルキル(メタ)アクリレート系単量体は、メチル(メタ)アクリレートである、
請求項1又は請求項2に記載の光学フィルム。 - 前記スチレン系単量体は、スチレン、α−メチルスチレン、3−メチルスチレン、4−メチルスチレン、2,4−ジメチルスチレン、2,5−ジメチルスチレン、2−メチル−4−クロロスチレン、2,4,6−トリメチルスチレン、cis−β−メチルスチレン、trans−β−メチルスチレン、4−メチル−α−メチルスチレン、4−フルオロ−α−メチルスチレン、4−クロロ−α−メチルスチレン、4−ブロモ−α−メチルスチレン、4−t−ブチルスチレン、2−フルオロスチレン、3−フルオロスチレン、4−フルオロスチレン、2,4−ジフルオロスチレン、2,3,4,5,6−ペンタフルオロスチレン、2−クロロスチレン、3−クロロスチレン、4−クロロスチレン、2,4−ジクロロスチレン、2,6−ジクロロスチレン、オクタクロロスチレン、2−ブロモスチレン、3−ブロモスチレン、4−ブロモスチレン、2,4−ジブロモスチレン、α−ブロモスチレン、β−ブロモスチレン、2−ヒドロキシスチレン及び4−ヒドロキシスチレンからなる群より選択された1種以上である、
請求項1から請求項3までの何れか一項に記載の光学フィルム。 - 前記tert−ブチル(メタ)アクリレート系単量体は、tert−ブチルメタクリレートである、
請求項1から請求項4までの何れか1項に記載の光学フィルム。 - 前記(メタ)アクリルアミド系単量体は、メタクリルアミド、N−置換されたメタクリルアミド、並びに脂肪族及び芳香族環の少なくとも一方を含むメタクリルアミドからなる群より選択された1種以上である、
請求項2に記載の光学フィルム。 - 前記アクリル系共重合体は、
前記アルキル(メタ)アクリレート系単量体50〜89重量部と、
前記スチレン系単量体10〜40重量部と、
tert−ブチル(メタ)アクリレート系単量体1〜30重量部と、
(メタ)アクリルアミド系単量体0〜10重量部と、
を含む、
請求項1から請求項6までの何れか1項に記載の光学フィルム。 - 前記アクリル系共重合体は、
メチルメタクリレート単量体50〜89重量部と、
スチレン単量体10〜40重量部と、
tert−ブチルメタクリレート単量体1〜30重量部と、
メタクリルアミド単量体0〜10重量部と、
を含む、
請求項7に記載の光学フィルム。 - 前記アクリル系共重合体は、ガラス転移温度が120℃〜200℃である、
請求項1から請求項8までの何れか1項に記載の光学フィルム。 - 前記光学フィルムは面内位相差値が80〜150nm、厚さ方向の位相差値が100〜200nmである、
請求項1から請求項9までの何れか一項に記載の光学フィルム。 - 前記光学フィルムは、厚さ方向の位相差値/面内位相差値が1.3〜1.6である、
請求項1から請求項10までの何れか一項に記載の光学フィルム。 - 請求項1から請求項11までの何れか一項に記載の光学フィルムを補償フィルムとして含むIPSモード液晶表示装置。
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