KR101249546B1 - 광학 이방성 필름, 휘도 향상 필름, 적층 광학 필름, 및이를 이용한 화상 표시 장치 - Google Patents
광학 이방성 필름, 휘도 향상 필름, 적층 광학 필름, 및이를 이용한 화상 표시 장치 Download PDFInfo
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- KR101249546B1 KR101249546B1 KR1020077025191A KR20077025191A KR101249546B1 KR 101249546 B1 KR101249546 B1 KR 101249546B1 KR 1020077025191 A KR1020077025191 A KR 1020077025191A KR 20077025191 A KR20077025191 A KR 20077025191A KR 101249546 B1 KR101249546 B1 KR 101249546B1
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- CBFCDTFDPHXCNY-UHFFFAOYSA-N octyldodecane Chemical group CCCCCCCCCCCCCCCCCCCC CBFCDTFDPHXCNY-UHFFFAOYSA-N 0.000 description 1
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- 125000004817 pentamethylene group Chemical group [H]C([H])([*:2])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[*:1] 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
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- PTMHPRAIXMAOOB-UHFFFAOYSA-N phosphoric acid amide group Chemical group P(N)(O)(O)=O PTMHPRAIXMAOOB-UHFFFAOYSA-N 0.000 description 1
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- 125000003226 pyrazolyl group Chemical group 0.000 description 1
- PBMFSQRYOILNGV-UHFFFAOYSA-N pyridazine Chemical group C1=CC=NN=C1 PBMFSQRYOILNGV-UHFFFAOYSA-N 0.000 description 1
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 1
- 150000003242 quaternary ammonium salts Chemical class 0.000 description 1
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- 229920006300 shrink film Polymers 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- 229920005573 silicon-containing polymer Polymers 0.000 description 1
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- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
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- 125000003696 stearoyl group Chemical group O=C([*])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])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([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])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
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- 125000006296 sulfonyl amino group Chemical group [H]N(*)S(*)(=O)=O 0.000 description 1
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- 239000000057 synthetic resin Substances 0.000 description 1
- XBFJAVXCNXDMBH-UHFFFAOYSA-N tetracyclo[6.2.1.1(3,6).0(2,7)]dodec-4-ene Chemical compound C1C(C23)C=CC1C3C1CC2CC1 XBFJAVXCNXDMBH-UHFFFAOYSA-N 0.000 description 1
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- CZDYPVPMEAXLPK-UHFFFAOYSA-N tetramethylsilane Chemical compound C[Si](C)(C)C CZDYPVPMEAXLPK-UHFFFAOYSA-N 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
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- XZZNDPSIHUTMOC-UHFFFAOYSA-N triphenyl phosphate Chemical compound C=1C=CC=CC=1OP(OC=1C=CC=CC=1)(=O)OC1=CC=CC=C1 XZZNDPSIHUTMOC-UHFFFAOYSA-N 0.000 description 1
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- 239000006097 ultraviolet radiation absorber Substances 0.000 description 1
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- 125000003774 valeryl group Chemical group O=C([*])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
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Classifications
-
- 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
- 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
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/08—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of polarising materials
-
- 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
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/03—Viewing layer characterised by chemical composition
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polarising Elements (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (8)
- 네마틱 상 또는 스메틱 A상을 형성하는 액정 화합물을 포함하는 광학 이방성 필름 (A) 으로서,상기 액정 상은 다음 부등식 (I):부등식 (I)△n(450nm)/△n(550nm)<1.0 을 만족하고,여기서, 각 △n(λ) 는 파장 λ에서의 고유 복굴절을 나타내고, 상기 광학 이방성 필름 (A) 은 면내 위상차 (Re) 의 절대치가 40nm 이하이고, 두께 방향 위상차 (Rth) 가 -1Onm 이하이고,상기 액정 화합물은 하기 식 (II):식 (II)여기서, MG1 및 MG2는 각각 독립적으로 액정 상의 형성을 유도하기 위한 액정 코어부를 나타내며, 상기 액정 코어부는 방향족 환, 지방족 환 또는 복소 환을 각각 가지는 2~8개의 환상기를 포함하고,R1, R2, R3 및 R4는 상기 코어부의 주축 방향으로 상기 액정 코어부에 결합되고, 각각 독립적으로 상기 액정 상의 형성을 유도하기 위한 유연성 치환기, 쌍극자 작용기 또는 수소 결합성기를 나타내며,L1 및 L2는 MG1 또는 MG2의 환상기에 결합되어 환상기를 연결하고, 각각 독립적으로 하기 식 (II)-LA 또는 (II)-LB:식 (II)-LA식 (II)-LB여기서, 각 *는 MG1 또는 MG2의 환상기에 결합되는 위치를 나타내고, 각 #는 P에 결합되는 위치를 나타내며, A1은 -O-, -NH-, -S-, -CH2-, -CO-, -SO-, 또는 -SO2-를 나타내고, A2는 -CH= 또는 -N=를 나타내며, A3 및 A4는 각각 독립적으로 -O-, -NH-, -S-, -CH2-, -CO-, -SO-, 또는 -SO2-를 나타내고,L1 및 L2의 양쪽 모두가 식 (II)-LA 로 표시되는 경우, P는 단일 결합 또는, -CH=CH-, -C≡C-, 1,4-페닐렌기 및 그 조합으로 이루어지는 군으로부터 선택되는 2가 연결기를 나타내며,L1 및 L2 중 하나가 식 (II)-LB 로 표시되는 경우, P는 ***=CH-P1-## 또는***=N-P1-##를 나타내고, 여기서 ***는 식 (II)-LB 로 표시되는 기에 결합되는 위치를 나타내며, ##는 식 (II)-LA 로 표시되는 기에 결합되는 위치를 나타내며,L1 및 L2의 양쪽 모두가 식 (II)-LB 로 표시되는 경우, P는 이중 결합, =CH-P1-CH=, =N-P1-CH=, 또는 =N-P1-N=를 나타내고, 그리고P1은 단일 결합 또는 -CH=CH-, -C≡C-, 1,4-페닐렌기 및 그 조합으로 이루어지는 군으로부터 선택되는 2가 연결기를 나타내는, 광학 이방성 필름 (A).
- 제 1 항에 있어서,상기 광학 이방성 필름 (A) 은 80°내지 100°로 배향한 액정 상을 고정함으로써 형성되는, 광학 이방성 필름 (A).
- 삭제
- 콜레스테릭 액정 필름,1/4 파장판, 및그 사이에 배치되는 광학 이방성 필름을 포함하고,상기 광학 이방성 필름은 제 1 항 또는 제 2 항에 기재된 광학 이방성 필름 (A) 인, 휘도 향상 필름.
- 제 1 항 또는 제 2 항에 기재된 광학 이방성 필름 (A) 과 그 위에 적층된 하나 이상의 광학 이방성 필름 (B) 을 포함하는, 적층 광학 필름.
- 제 5 항에 있어서,상기 광학 이방성 필름 (B) 은 면내 위상차 (Re) 가 30nm~180nm, 두께 방향 위상차 (Rth) 가 40nm~350nm인 셀룰로오스 아실레이트 함유 또는 시클로 올레핀 함유 투명 광학 이방성 필름인, 적층 광학 필름.
- 제 5 항에 있어서,상기 광학 이방성 필름 (B) 은 하기 부등식 (III) 및 (IV):(III) 0≤Re(630)≤10 및 -100≤Rth(630)≤25(IV) │Re(4OO)-Re(7OO)│≤1O 및 │Rth(4OO)-Rth(700)│≤35을 만족하는 셀룰로오스 아실레이트 필름으로,여기서, 각 Re(λ)는 파장 λnm에서의 면내 위상차(nm)를 나타내고, 각 Rth(λ)는 파장 λnm에서의 두께 방향 위상차(nm)를 나타내는, 적층 광학 필름.
- 제 1 항 또는 제 2 항에 기재된 광학 이방성 필름 (A) 을 포함하는, 화상 표시장치.
Applications Claiming Priority (3)
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JPJP-P-2005-00104464 | 2005-03-31 | ||
JP2005104464A JP4440817B2 (ja) | 2005-03-31 | 2005-03-31 | 光学異方性膜、輝度向上フィルムおよび積層光学フィルムならびにこれらを用いた画像表示装置。 |
PCT/JP2006/307169 WO2006107061A1 (en) | 2005-03-31 | 2006-03-29 | Optically anisotropic film, brightness increasing film, laminated optical film, and image display device using the same |
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KR20080006573A KR20080006573A (ko) | 2008-01-16 |
KR101249546B1 true KR101249546B1 (ko) | 2013-04-01 |
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US (1) | US7755728B2 (ko) |
JP (1) | JP4440817B2 (ko) |
KR (1) | KR101249546B1 (ko) |
CN (1) | CN100565252C (ko) |
WO (1) | WO2006107061A1 (ko) |
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JP2009092992A (ja) * | 2007-10-10 | 2009-04-30 | Nippon Oil Corp | 光学フィルムの製造方法 |
JP5899607B2 (ja) * | 2009-03-16 | 2016-04-06 | 住友化学株式会社 | 化合物、光学フィルム及び光学フィルムの製造方法 |
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- 2006-03-29 US US11/910,124 patent/US7755728B2/en active Active
- 2006-03-29 KR KR1020077025191A patent/KR101249546B1/ko active Active
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CN100565252C (zh) | 2009-12-02 |
KR20080006573A (ko) | 2008-01-16 |
WO2006107061A1 (en) | 2006-10-12 |
CN101189539A (zh) | 2008-05-28 |
JP2006284903A (ja) | 2006-10-19 |
JP4440817B2 (ja) | 2010-03-24 |
US20090040454A1 (en) | 2009-02-12 |
US7755728B2 (en) | 2010-07-13 |
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