KR101819414B1 - 편광 필름 - Google Patents
편광 필름 Download PDFInfo
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- KR101819414B1 KR101819414B1 KR1020170028787A KR20170028787A KR101819414B1 KR 101819414 B1 KR101819414 B1 KR 101819414B1 KR 1020170028787 A KR1020170028787 A KR 1020170028787A KR 20170028787 A KR20170028787 A KR 20170028787A KR 101819414 B1 KR101819414 B1 KR 101819414B1
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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
- 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
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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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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L29/00—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an alcohol, ether, aldehydo, ketonic, acetal or ketal radical; Compositions of hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Compositions of derivatives of such polymers
- C08L29/02—Homopolymers or copolymers of unsaturated alcohols
- C08L29/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/20—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
- G01N23/20008—Constructional details of analysers, e.g. characterised by X-ray source, detector or optical system; Accessories therefor; Preparing specimens therefor
- G01N23/20016—Goniometers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N23/00—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00
- G01N23/20—Investigating or analysing materials by the use of wave or particle radiation, e.g. X-rays or neutrons, not covered by groups G01N3/00 – G01N17/00, G01N21/00 or G01N22/00 by using diffraction of the radiation by the materials, e.g. for investigating crystal structure; by using scattering of the radiation by the materials, e.g. for investigating non-crystalline materials; by using reflection of the radiation by the materials
- G01N23/207—Diffractometry using detectors, e.g. using a probe in a central position and one or more displaceable detectors in circumferential positions
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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
- G02B1/04—Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/283—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising used for beam splitting or combining
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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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Abstract
본 발명의 편광 필름은, 폴리비닐알코올계 수지를 형성 재료로 하고, 이색성 물질을 갖는 편광 필름으로서, 광각 X-선 회절법에 의해 측정한, 방위각 분포에 있어서의 배향도가 81.0% 이상인 것을 특징으로 한다.
Description
도 2는 제1 실시형태의 편광 필름의 폴리비닐알코올계 수지의 마이크로 구조를 도시하는 모식도이다.
도 3은 제1 실시형태의 편광 필름의 제조 방법의 일례를 도시하는 흐름도이다.
도 4는 제2 실시형태의 편광판의 층 구성의 일례를 도시하는 개략 단면도이다.
도 5는 제3 실시형태의 편광판의 층 구성의 일례를 도시하는 개략 단면도이다.
|
WAXD | 펄스 NMR | 찌르기 강도 [g/㎛] |
HS 시험 |
||
배향도 [%] |
A1:결정부 [%] |
A2:구속비정부 [%] |
A3: 비정부 [%] |
|||
실시예 1 | 81.8 | 7 | 38 | 55 | 8.8 | OK |
실시예 2 | 83.6 | 9 | 45 | 46 | 6.1 | OK |
비교예 1 | 80.7 | 8 | 25 | 69 | 5.8 | NG |
5 : 편광 필름
10 : 보호막(보호 필름)
50 : 라멜라형 결정(폴리비닐알코올의 결정)
Wa : 결정 사이 거리(흡수축 방향)
Wb : 결정 사이 거리(투과축 방향)
Claims (2)
- 폴리비닐알코올계 수지를 형성 재료로 하고, 이색성 물질을 갖는 편광 필름으로서,
상기 편광 필름의 두께는 2 ㎛ 이상 8 ㎛ 이하이며,
광각(廣角) X-선 회절법에 의해 측정한, 방위각 분포에 있어서의 배향도가 81.0% 이상이고,
펄스 NMR(1H)에 의해 얻어지는 스핀-스핀 완화 시간으로부터 구한 결정부, 구속 비결정부 및 비결정부의 합계에 대한 상기 구속 비결정부의 비율이 40% 이상 95% 이하인 것을 특징으로 하는 편광 필름. - 삭제
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JP2016158061 | 2016-08-10 | ||
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KR1020170099651A Active KR102399368B1 (ko) | 2016-08-10 | 2017-08-07 | 편광 필름 |
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JP (1) | JP6513150B2 (ko) |
KR (2) | KR101819414B1 (ko) |
CN (1) | CN107728247B (ko) |
TW (1) | TWI722228B (ko) |
Cited By (2)
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EP3779536A4 (en) * | 2018-03-30 | 2022-03-02 | Sekisui Chemical Co., Ltd. | POLY (ALCOHOL VINYL) FILM AND METHOD FOR PRODUCING POLARIZING FILM |
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AU2014241552B2 (en) * | 2013-03-27 | 2018-08-16 | Genentech, Inc. | Use of biomarkers for assessing treatment of gastrointestinal inflammatory disorders with beta7 integrin antagonists |
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EP3779534B1 (en) * | 2018-03-30 | 2023-08-30 | Sekisui Chemical Co., Ltd. | Poly(vinyl alcohol) film and production method for polarizing film |
JP6484374B1 (ja) * | 2018-08-01 | 2019-03-13 | 積水化学工業株式会社 | ポリビニルアルコールフィルム、及び偏光フィルムの製造方法 |
JP2019184992A (ja) * | 2018-08-01 | 2019-10-24 | 積水化学工業株式会社 | ポリビニルアルコールフィルム、及び偏光フィルムの製造方法 |
KR102235481B1 (ko) * | 2018-10-17 | 2021-04-02 | 주식회사 엘지화학 | 반사 방지 필름, 편광판 및 디스플레이 장치 |
US20210206935A1 (en) * | 2018-10-17 | 2021-07-08 | Lg Chem, Ltd. | Anti-reflective film, polarizing plate, and display apparatus |
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- 2017-08-07 CN CN201710666169.4A patent/CN107728247B/zh active Active
- 2017-08-07 TW TW106126545A patent/TWI722228B/zh active
- 2017-08-07 KR KR1020170099651A patent/KR102399368B1/ko active Active
- 2017-08-10 JP JP2017155664A patent/JP6513150B2/ja active Active
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EP3779536A4 (en) * | 2018-03-30 | 2022-03-02 | Sekisui Chemical Co., Ltd. | POLY (ALCOHOL VINYL) FILM AND METHOD FOR PRODUCING POLARIZING FILM |
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CN107728247B (zh) | 2021-10-15 |
JP6513150B2 (ja) | 2019-05-15 |
KR20180018365A (ko) | 2018-02-21 |
KR102399368B1 (ko) | 2022-05-18 |
TW201809034A (zh) | 2018-03-16 |
JP2018028662A (ja) | 2018-02-22 |
CN107728247A (zh) | 2018-02-23 |
TWI722228B (zh) | 2021-03-21 |
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