KR101613596B1 - 편광자, 이의 제조방법, 이것이 구비된 편광판 및 화상표시장치 - Google Patents
편광자, 이의 제조방법, 이것이 구비된 편광판 및 화상표시장치 Download PDFInfo
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- KR101613596B1 KR101613596B1 KR1020090053338A KR20090053338A KR101613596B1 KR 101613596 B1 KR101613596 B1 KR 101613596B1 KR 1020090053338 A KR1020090053338 A KR 1020090053338A KR 20090053338 A KR20090053338 A KR 20090053338A KR 101613596 B1 KR101613596 B1 KR 101613596B1
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- polarizer
- film
- crosslinking
- stretching
- weight
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- 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
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- 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
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
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- 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
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- 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)
Abstract
Description
구분 | 붕소(B) 함유량 (g/㎏) |
칼륨(K) 함유량 (g/㎏) |
요오드(I) 함유량 (g/㎏) |
원소 중량비 (B/K) |
실시예 1 | 36.4 | 9.4 | 27.3 | 3.87 |
실시예 2 | 38.7 | 8.6 | 25.4 | 4.50 |
비교예 1 | 43.3 | 7.3 | 23.9 | 5.93 |
비교예 2 | 31.8 | 3.7 | 21.5 | 8.59 |
구분 | 총 연신비 | 편광도(%) | 수축률(%) | ||
초기 | 500시간 후 | 변화량 | |||
실시예 1 | 6.19 | 99.997 | 99.981 | 0.016 | 1.22 |
실시예 2 | 4.88 | 99.997 | 99.984 | 0.013 | 0.81 |
비교예 1 | 6.19 | 99.997 | 99.960 | 0.037 | 1.92 |
비교예 2 | 4.88 | 99.960 | 99.905 | 0.055 | 1.71 |
Claims (6)
- 붕소(B)와 칼륨(K)의 원소 중량비(B/K)가 4.01 초과 5.00 이하이고, 연신비가 3.00 내지 7.00배인 폴리비닐알코올계 필름을 포함하는 편광자.
- 청구항 1에 있어서,상기 붕소(B)와 칼륨(K)의 원소 중량비(B/K)가 4.01 초과 4.80 이하인 편광자.
- 폴리비닐알코올계 필름을 포함하는 고분자 필름을 팽윤, 염색, 가교 및 연신하여 편광자를 제조하는 방법으로서,상기 가교가 붕산과 요오드화칼륨이 함유된 pH 2.5 내지 4.3의 가교용 수용액에서 수행되며, 제조된 편광자의 붕소(B)와 칼륨(K)의 원소 중량비(B/K)가 4.01 초과 5.00 이하이고, 연신비가 3.00 내지 7.00배인 폴리비닐알코올계 필름을 포함하는 편광자의 제조방법.
- 청구항 1 또는 청구항 2의 편광자의 한 면에 편광자 보호필름이 적층된 편광판.
- 청구항 4에 있어서,상기 편광자 또는 편광자 보호필름 상에 위상차 필름, 시야각 보상 필름 및 휘도향상 필름으로 이루어진 군으로부터 선택된 1종 이상이 더 적층된 편광판.
- 청구항 4의 편광판이 구비된 화상표시장치.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020090053338A KR101613596B1 (ko) | 2009-06-16 | 2009-06-16 | 편광자, 이의 제조방법, 이것이 구비된 편광판 및 화상표시장치 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020090053338A KR101613596B1 (ko) | 2009-06-16 | 2009-06-16 | 편광자, 이의 제조방법, 이것이 구비된 편광판 및 화상표시장치 |
Publications (2)
Publication Number | Publication Date |
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KR20100134961A KR20100134961A (ko) | 2010-12-24 |
KR101613596B1 true KR101613596B1 (ko) | 2016-04-20 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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KR1020090053338A Active KR101613596B1 (ko) | 2009-06-16 | 2009-06-16 | 편광자, 이의 제조방법, 이것이 구비된 편광판 및 화상표시장치 |
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KR (1) | KR101613596B1 (ko) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20130062194A (ko) * | 2011-12-02 | 2013-06-12 | 제일모직주식회사 | 고내구성 편광자 및 그 제조방법 |
US20130208239A1 (en) * | 2012-02-15 | 2013-08-15 | Peiqi Jiang | Process for manufacturing a polarized optical article and polarized optical article |
JP6610020B2 (ja) * | 2014-06-23 | 2019-11-27 | 三菱ケミカル株式会社 | 偏光フィルムの製造方法及び偏光板の製造方法 |
KR101803675B1 (ko) * | 2016-01-19 | 2017-11-30 | 스미또모 가가꾸 가부시키가이샤 | 편광판 및 화상 표시 장치 |
CN117518324A (zh) * | 2018-03-28 | 2024-02-06 | 日东电工株式会社 | 偏光件、偏光薄膜、层叠偏光薄膜、图像显示面板及图像显示装置 |
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- 2009-06-16 KR KR1020090053338A patent/KR101613596B1/ko active Active
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