KR100716073B1 - 하나 이상의 입자 함유층을 가진 광학 필름 - Google Patents
하나 이상의 입자 함유층을 가진 광학 필름 Download PDFInfo
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- KR100716073B1 KR100716073B1 KR1020027003641A KR20027003641A KR100716073B1 KR 100716073 B1 KR100716073 B1 KR 100716073B1 KR 1020027003641 A KR1020027003641 A KR 1020027003641A KR 20027003641 A KR20027003641 A KR 20027003641A KR 100716073 B1 KR100716073 B1 KR 100716073B1
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Images
Classifications
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- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
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- 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
- G02B5/3041—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 comprising multiple thin layers, e.g. multilayer stacks
- G02B5/305—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 comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
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- 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
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- G02F1/133504—Diffusing, scattering, diffracting elements
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- G—PHYSICS
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- 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
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- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/1336—Illuminating devices
- G02F1/13362—Illuminating devices providing polarized light, e.g. by converting a polarisation component into another one
-
- 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
- G02F1/133536—Reflective polarizers
-
- 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
- G02F1/133545—Dielectric stack polarisers
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S359/00—Optical: systems and elements
- Y10S359/90—Methods
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Dispersion Chemistry (AREA)
- Polarising Elements (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
Description
| 비교예 1 및 2와 실시예 1-23의 조성 및 결과 | ||||||||
| 실시예 | 폴리스티렌(중량%) | 지오스피어(중량%) | 이득 | 뉴톤 고리 | 웨트아웃 | 마찰 계수 | Rq(nm) | 고르지못한 외관 |
| 비교예1 | - | - | 1.538 | 4 | 4 | >5 | 15 | - |
| 1 | 20.00 | - | 1.524 | 1 | 1 | 0.4 | 428 | - |
| 2 | 10.00 | - | 1.530 | 1 | 1 | 0.4 | 219 | - |
| 3 | 5.00 | - | 1.534 | 1 | 1 | 0.7 | 157 | - |
| 4 | 2.50 | - | 1.536 | 1 | 1 | 1.15 | 88 | - |
| 5 | 1.25 | - | 1.536 | - | - | - | 54 | - |
| 6 | - | 0.15 | 1.541 | 3 | 1 | 0.35 | 47 | - |
| 7 | - | 0.30 | 1.540 | 2 | 1 | 0.33 | 71 | - |
| 8 | - | 0.60 | 1.538 | 2 | 1 | 0.3 | 97 | - |
| 9 | - | 1.20 | 1.531 | 2 | 1 | - | 132 | - |
| 10 | - | 3.00 | 1.511 | 1 | 1 | 0.35 | 232 | - |
| 11 | 2.50 | 0.30 | 1.540 | 1 | 1 | 0.3 | 106 | - |
| 12 | 5a | - | 1.526 | - | - | 0.7 | 211 | - |
| 비교예2 | - | - | 1.554 | 4 | 3 | - | - | 불량 |
| 13 | 2.50 | - | 1.548 | 2 | 1 | - | - | 보통 |
| 14 | 3.75 | - | 1.551 | 2 | 1 | - | - | 보통 |
| 15 | 5.00 | - | 1.551 | 1 | 1 | - | - | 보통 |
| 16 | 5.00 | 0.15 | 1.546 | 1 | 1 | - | - | 우수 |
| 17 | 3.75 | 0.15 | 1.550 | 1 | 1 | - | - | 우수 |
| 18 | 2.50 | 0.15 | 1.552 | 2 | 1 | - | - | 우수 |
| 19 | 3.75 | - | 1.545 | 2 | 1 | 0.15 | - | 보통 |
| 20 | 3.75 | - | 1.551 | 1 | 1 | 0.30 | - | 우수 |
| 21 | - | 1.00 | 1.551 | 3 | 1 | - | - | 우수 |
| 22 | - | 2.00 | 1.552 | 2 | 1 | - | - | 우수 |
| 23 | - | 3.00 | 1.542 | 1 | 1 | - | - | 우수 |
| a 입자가 양쪽 표피층에서 이 퍼센트로 제공된다. | ||||||||
| 비교예 3 및 4와 실시예 24-26의 조성 및 결과 | ||||||
| 실시예 | 입자 | 입자의 부피% | 전체 편광판 두께 (㎛) | 표피층 두께(㎛) | 법선 각 이득 | 400-650nm으로부터 p-편광된 통과 상태의 표준 편차 |
| 비교예3 | - | 0.0 | 12.5 | 125 | 1.580 | 8.4% |
| 24 | 지오스피어 | 2.5 | 12.5 | 125 | 1.578 | 6.2% |
| 비교예4 | - | 0.0 | 25 | 125 | 1.555 | 8.3% |
| 25 | 지오스피어 | 5.0 | 25 | 125 | 1.569 | 4.3% |
| 26 | PS/EMb | 10.0 | 25 | 125 | 1.570 | 3.2% |
| b 폴리스티렌 및 에틸 아세테이트의 공중합체의 고체 구형 입자 (굴절률 1.53, 평균 직경 2.5㎛) | ||||||
| 실시예 | 표피층의 입자 | 배향 전 커버층의 두께(㎛) | 배향된 필름의 조도(Rq) (nm) |
| 비교예 5 | 없음 | 없음 | 17 |
| 29 | 5중량% 지오스피어TM | 없음 | 516 |
| 30 | 5중량% 지오스피어TM | 6.8 | 317 |
Claims (40)
- 첫번째 편광 상태를 가진 빛을 실질적으로 반사하고 두번째 편광 상태를 가진 빛을 실질적으로 투과시키는 반사 편광 요소; 및반사 편광 요소 위에 배치되고, 빛을 투과시키도록 구성 및 배열되며, 표면층의 외부 표면을 거칠게 만드는 다수의 입자들을 포함하는 표면층을 포함하는 광학 필름이며,상기 광학 필름을 사용한 광학 장치의 이득 장점 [여기서, 이득 장점이란 법선 각 이득에서 1을 뺀 값을 의미함]이 표면층에 다수의 입자를 갖지 않은 동일한 광학 필름을 사용한 광학 장치의 이득 장점에 비해 실질적으로 감소되지 않는 것인 광학 필름.
- 삭제
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- 제1항에 있어서, 입자들과 표면층의 나머지 부분의 굴절률 차이가 약 0.2 이하인 광학 필름.
- 제1항에 있어서, 입자들이 전반적으로 구형인 광학 필름.
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- 광원; 및제1항의 광학 필름을 포함하는 광학 장치.
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- 첫번째 편광 상태를 가진 빛을 실질적으로 반사하고 두번째 편광 상태를 가진 빛을 실질적으로 투과시키는 반사 편광 요소를 형성하고;반사 편광 요소의 첫번째 주 표면 위에 표면층의 외부 표면을 거칠게 만드는 다수의 입자를 포함하는 표면층을 형성하는 것을 포함하는 광학 필름의 제조 방법이며,상기 광학 필름을 사용한 광학 장치의 이득 장점[여기서, 이득 장점이란 법선 각 이득에서 1을 뺀 값을 의미함]이 표면층에 다수의 입자를 갖지 않은 동일한 광학 필름을 사용한 광학 장치의 이득 장점에 비해 실질적으로 감소되지 않는 것인 광학 필름의 제조 방법.
- 제29항에 있어서, 반사 편광 요소를 형성하고 표면층을 형성하는 것이 반사 편광 요소와 표면층을 공압출시키는 것을 포함하는 방법.
- 삭제
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- 삭제
- 첫번째 편광 상태를 가진 빛을 실질적으로 반사하고 두번째 편광 상태를 가진 빛을 실질적으로 투과시키는 반사 편광 요소; 및반사 편광 요소 위에 배치되고, 빛을 투과시키도록 구성 및 배열되며, 광학 필름의 외부 표면을 거칠게 만드는 다수의 입자들을 포함하는 입자 함유층을 포함하는 광학 필름이며,상기 광학 필름을 사용한 광학 장치의 이득 장점[여기서, 이득 장점이란 법선 각 이득에서 1을 뺀 값을 의미함]이 입자 함유층에 다수의 입자를 갖지 않은 동일한 광학 필름을 사용한 광학 장치의 이득 장점에 비해 실질적으로 감소되지 않는 것인 광학 필름.
- 제35항에 있어서, 입자 함유층 위에 배치된 커버층을 더 포함하고, 이때 입자 함유층에 있는 다수의 입자들이 커버층의 외부 표면을 거칠게 만드는 것인 광학 필름.
- 제35항에 있어서, 반사 편광 요소가 첫번째 및 두번째 물질을 포함하고, 첫번째 및 두번째 물질 중 적어도 하나가 복굴절성이며, 첫번째 편광을 가진 빛에 대한 첫번째 물질과 두번째 물질 사이의 굴절률 차이가 첫번째 편광을 가진 빛을 실질적으로 반사할 만큼 크고, 두번째 편광을 가진 빛에 대한 첫번째 물질과 두번째 물질 사이의 굴절률 차이가 두번째 편광을 가진 빛을 실질적으로 투과시킬 만큼 작은 것인 광학 필름.
- 삭제
- 삭제
- 제35항에 있어서, 반사 편광 요소가 복굴절성 콜레스테릭 물질을 포함하는 광학 필름.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US39953199A | 1999-09-20 | 1999-09-20 | |
| US09/399,531 | 1999-09-20 | ||
| US09/498,028 | 2000-02-04 | ||
| US09/498,028 US6268961B1 (en) | 1999-09-20 | 2000-02-04 | Optical films having at least one particle-containing layer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20020035607A KR20020035607A (ko) | 2002-05-11 |
| KR100716073B1 true KR100716073B1 (ko) | 2007-05-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020027003641A Expired - Lifetime KR100716073B1 (ko) | 1999-09-20 | 2000-08-22 | 하나 이상의 입자 함유층을 가진 광학 필름 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6268961B1 (ko) |
| KR (1) | KR100716073B1 (ko) |
| AU (1) | AU2515200A (ko) |
| WO (1) | WO2001022129A1 (ko) |
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| KR101930547B1 (ko) * | 2012-08-09 | 2018-12-18 | 도레이케미칼 주식회사 | 다층 반사편광자의 제조방법 및 장치 |
| KR101930548B1 (ko) * | 2012-08-09 | 2018-12-18 | 도레이케미칼 주식회사 | 다층 반사편광자의 제조방법 및 장치 |
| KR101931378B1 (ko) * | 2012-08-09 | 2018-12-20 | 도레이케미칼 주식회사 | 다층 반사편광자의 제조방법 및 장치 |
| KR101931377B1 (ko) * | 2012-08-09 | 2018-12-20 | 도레이케미칼 주식회사 | 중합체가 분산된 반사형 편광자 |
| KR101940320B1 (ko) * | 2012-08-09 | 2019-01-18 | 도레이케미칼 주식회사 | 다층 반사형 편광자 |
Also Published As
| Publication number | Publication date |
|---|---|
| US6268961B1 (en) | 2001-07-31 |
| KR20020035607A (ko) | 2002-05-11 |
| AU2515200A (en) | 2001-04-24 |
| WO2001022129A1 (en) | 2001-03-29 |
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