KR101737679B1 - 액정표시장치, 편광판 및 편광자 보호 필름 - Google Patents

액정표시장치, 편광판 및 편광자 보호 필름 Download PDF

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Publication number: KR101737679B1
Authority: KR; South Korea
Prior art keywords: polarizer; film; retardation; polyester film; oriented polyester
Prior art date: 2011-11-29
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.): Active

Application number

KR1020147016784A

Other languages

English (en)

Korean (ko)

Other versions

KR20140097413A (ko

Inventor

고우이치 무라타

야스시 사사키

Original Assignee

도요보 가부시키가이샤

Priority date (The priority date 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 date listed.)

2011-11-29

Filing date

2012-11-27

Publication date

2017-05-18

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=48535404&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=KR101737679(B1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2012-11-27 Application filed by 도요보 가부시키가이샤 filed Critical 도요보 가부시키가이샤

2014-08-06 Publication of KR20140097413A publication Critical patent/KR20140097413A/ko

2017-05-18 Application granted granted Critical

2017-05-18 Publication of KR101737679B1 publication Critical patent/KR101737679B1/ko

Status Active legal-status Critical Current

2032-11-27 Anticipated expiration legal-status Critical

Links

230000001681 protective effect Effects 0.000 title claims abstract description 96
239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 45
229920006267 polyester film Polymers 0.000 claims abstract description 69
238000000295 emission spectrum Methods 0.000 claims abstract description 19
210000002858 crystal cell Anatomy 0.000 claims abstract description 10
239000006097 ultraviolet radiation absorber Substances 0.000 claims description 30
238000000034 method Methods 0.000 claims description 26
238000002834 transmittance Methods 0.000 claims description 10
OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 7
238000001748 luminescence spectrum Methods 0.000 claims description 6
JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 claims description 4
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229920000139 polyethylene terephthalate Polymers 0.000 description 11
239000005020 polyethylene terephthalate Substances 0.000 description 11
LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 10
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238000005259 measurement Methods 0.000 description 9
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239000004645 polyester resin Substances 0.000 description 8
229920002451 polyvinyl alcohol Polymers 0.000 description 8
239000004594 Masterbatch (MB) Substances 0.000 description 7
230000000694 effects Effects 0.000 description 6
238000001914 filtration Methods 0.000 description 6
230000010287 polarization Effects 0.000 description 6
ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 5
239000011630 iodine Substances 0.000 description 5
229910052740 iodine Inorganic materials 0.000 description 5
239000002994 raw material Substances 0.000 description 5
238000001228 spectrum Methods 0.000 description 5
KKEYFWRCBNTPAC-UHFFFAOYSA-N Terephthalic acid Chemical compound OC(=O)C1=CC=C(C(O)=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-N 0.000 description 4
238000005266 casting Methods 0.000 description 4
229920001577 copolymer Polymers 0.000 description 4
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239000008188 pellet Substances 0.000 description 4
238000006068 polycondensation reaction Methods 0.000 description 4
XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
239000004925 Acrylic resin Substances 0.000 description 3
KFZMGEQAYNKOFK-UHFFFAOYSA-N Isopropanol Chemical compound CC(C)O KFZMGEQAYNKOFK-UHFFFAOYSA-N 0.000 description 3
VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
239000000853 adhesive Substances 0.000 description 3
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QRUDEWIWKLJBPS-UHFFFAOYSA-N benzotriazole Chemical compound C1=CC=C2N[N][N]C2=C1 QRUDEWIWKLJBPS-UHFFFAOYSA-N 0.000 description 3
239000012964 benzotriazole Substances 0.000 description 3
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125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 3
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229920005749 polyurethane resin Polymers 0.000 description 3
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229920000178 Acrylic resin Polymers 0.000 description 2
VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 2
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ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Chemical compound O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 2
239000002216 antistatic agent Substances 0.000 description 2
TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 description 2
239000012965 benzophenone Substances 0.000 description 2
OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 description 2
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WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 description 2
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QQVIHTHCMHWDBS-UHFFFAOYSA-N isophthalic acid Chemical compound OC(=O)C1=CC=CC(C(O)=O)=C1 QQVIHTHCMHWDBS-UHFFFAOYSA-N 0.000 description 2
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125000001140 1,4-phenylene group Chemical group [H]C1=C([H])C([*:2])=C([H])C([H])=C1[*:1] 0.000 description 1
IYAZLDLPUNDVAG-UHFFFAOYSA-N 2-(benzotriazol-2-yl)-4-(2,4,4-trimethylpentan-2-yl)phenol Chemical compound CC(C)(C)CC(C)(C)C1=CC=C(O)C(N2N=C3C=CC=CC3=N2)=C1 IYAZLDLPUNDVAG-UHFFFAOYSA-N 0.000 description 1
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PHBUSJPKDGHRSF-UHFFFAOYSA-N 2-butyl-3,1-benzoxazin-4-one Chemical compound C1=CC=C2C(=O)OC(CCCC)=NC2=C1 PHBUSJPKDGHRSF-UHFFFAOYSA-N 0.000 description 1
LFDVRNFTFXKZCJ-UHFFFAOYSA-N 2-tert-butyl-6-[2-(3-tert-butyl-2-hydroxy-5-methylphenyl)-5-chlorobenzotriazol-4-yl]-4-methylphenol Chemical compound OC1=C(C=C(C=C1C(C)(C)C)C)N1N=C2C(=N1)C=CC(=C2C1=C(C(=CC(=C1)C)C(C)(C)C)O)Cl LFDVRNFTFXKZCJ-UHFFFAOYSA-N 0.000 description 1
BKZXZGWHTRCFPX-UHFFFAOYSA-N 2-tert-butyl-6-methylphenol Chemical compound CC1=CC=CC(C(C)(C)C)=C1O BKZXZGWHTRCFPX-UHFFFAOYSA-N 0.000 description 1
CARJPEPCULYFFP-UHFFFAOYSA-N 5-Sulfo-1,3-benzenedicarboxylic acid Chemical compound OC(=O)C1=CC(C(O)=O)=CC(S(O)(=O)=O)=C1 CARJPEPCULYFFP-UHFFFAOYSA-N 0.000 description 1
GZVHEAJQGPRDLQ-UHFFFAOYSA-N 6-phenyl-1,3,5-triazine-2,4-diamine Chemical compound NC1=NC(N)=NC(C=2C=CC=CC=2)=N1 GZVHEAJQGPRDLQ-UHFFFAOYSA-N 0.000 description 1
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239000002184 metal Substances 0.000 description 1
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229920003207 poly(ethylene-2,6-naphthalate) Polymers 0.000 description 1
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239000000377 silicon dioxide Substances 0.000 description 1
239000002356 single layer Substances 0.000 description 1
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239000010935 stainless steel Substances 0.000 description 1
230000001629 suppression Effects 0.000 description 1
239000004094 surface-active agent Substances 0.000 description 1
239000000454 talc Substances 0.000 description 1
229910052623 talc Inorganic materials 0.000 description 1
GZCRRIHWUXGPOV-UHFFFAOYSA-N terbium atom Chemical compound [Tb] GZCRRIHWUXGPOV-UHFFFAOYSA-N 0.000 description 1
239000010936 titanium Substances 0.000 description 1
229910052719 titanium Inorganic materials 0.000 description 1
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QORWJWZARLRLPR-UHFFFAOYSA-H tricalcium bis(phosphate) Chemical compound [Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O QORWJWZARLRLPR-UHFFFAOYSA-H 0.000 description 1
WVLBCYQITXONBZ-UHFFFAOYSA-N trimethyl phosphate Chemical compound COP(=O)(OC)OC WVLBCYQITXONBZ-UHFFFAOYSA-N 0.000 description 1
229910001930 tungsten oxide Inorganic materials 0.000 description 1
230000004580 weight loss Effects 0.000 description 1
229910052727 yttrium Inorganic materials 0.000 description 1
VWQVUPCCIRVNHF-UHFFFAOYSA-N yttrium atom Chemical compound [Y] VWQVUPCCIRVNHF-UHFFFAOYSA-N 0.000 description 1

Classifications

- 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
- G02F1/133528—Polarisers
- 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
- G02F1/133634—Birefringent elements, e.g. for optical compensation the refractive index Nz perpendicular to the element surface being different from in-plane refractive indices Nx and Ny, e.g. biaxial or with normal optical axis
- 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

Landscapes

Physics & Mathematics (AREA)
Nonlinear Science (AREA)
Mathematical Physics (AREA)
Chemical & Material Sciences (AREA)
Crystallography & Structural Chemistry (AREA)
General Physics & Mathematics (AREA)
Optics & Photonics (AREA)
Polarising Elements (AREA)
Liquid Crystal (AREA)

KR1020147016784A 2011-11-29 2012-11-27 액정표시장치, 편광판 및 편광자 보호 필름 Active KR101737679B1 (ko)

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JP6907462B2 (ja) *	2016-03-16	2021-07-21	東洋紡株式会社	液晶表示装置
JP6907463B2 (ja) *	2016-03-16	2021-07-21	東洋紡株式会社	液晶表示装置
CN106019689B (zh) *	2016-07-20	2019-07-19	京东方科技集团股份有限公司	显示模组及其制造方法、显示装置
JP2017062500A (ja) *	2016-12-06	2017-03-30	大日本印刷株式会社	偏光板、偏光板の製造方法、画像表示装置、画像表示装置の製造方法及び偏光板の光透過率改善方法
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JP6953749B2 (ja) *	2017-03-06	2021-10-27	凸版印刷株式会社	フィルム及び画像表示装置
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- 2012-11-27 KR KR1020147016784A patent/KR101737679B1/ko active Active
- 2012-11-27 WO PCT/JP2012/080562 patent/WO2013080949A1/ja active Application Filing
- 2012-11-27 CN CN201280058785.7A patent/CN103959148B/zh active Active
- 2012-11-28 TW TW101144456A patent/TWI515485B/zh active
2015
- 2015-04-16 JP JP2015083837A patent/JP6179548B2/ja active Active
2017
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Publication number	Publication date
JP5804079B2 (ja)	2015-11-04
KR20140097413A (ko)	2014-08-06
CN103959148A (zh)	2014-07-30
JP2019174822A (ja)	2019-10-10
JPWO2013080949A1 (ja)	2015-04-27
JP2017215596A (ja)	2017-12-07
TW201329569A (zh)	2013-07-16
JP6761381B2 (ja)	2020-09-23
JP2017201417A (ja)	2017-11-09
JP2015166875A (ja)	2015-09-24
JP6179548B2 (ja)	2017-08-16
CN103959148B (zh)	2016-08-17
WO2013080949A1 (ja)	2013-06-06
TWI515485B (zh)	2016-01-01

Publication	Publication Date	Title
KR101737679B1 (ko)	2017-05-18	액정표시장치, 편광판 및 편광자 보호 필름
KR101699497B1 (ko)	2017-01-24	액정표시장치, 편광판 및 편광자 보호 필름
KR101947854B1 (ko)	2019-02-13	액정표시장치, 편광판 및 편광자 보호 필름
KR101833582B1 (ko)	2018-02-28	３차원 화상표시 대응 액정표시장치에 적합한 편광판 및 액정표시장치
KR102097392B1 (ko)	2020-04-06	액정표시장치, 편광판 및 편광자 보호 필름
JP2019091059A (ja)	2019-06-13	液晶表示装置、偏光板及び偏光子保護フィルム
JP6965746B2 (ja)	2021-11-10	液晶表示装置及び偏光板
KR20160053955A (ko)	2016-05-13	액정표시장치, 편광판 및 편광자 보호 필름
KR20140113700A (ko)	2014-09-24	액정표시장치, 편광판 및 편광자 보호 필름
JP6874298B2 (ja)	2021-05-19	液晶表示装置
JP6874297B2 (ja)	2021-05-19	液晶表示装置
JP6521216B2 (ja)	2019-05-29	液晶表示装置及び偏光板
HK1181856A (zh)	2013-11-15	液晶顯示裝置、偏振板及偏振片保護膜

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