KR20230129451A - 편광막의 제조 방법 - Google Patents
편광막의 제조 방법 Download PDFInfo
- Publication number
- KR20230129451A KR20230129451A KR1020237024444A KR20237024444A KR20230129451A KR 20230129451 A KR20230129451 A KR 20230129451A KR 1020237024444 A KR1020237024444 A KR 1020237024444A KR 20237024444 A KR20237024444 A KR 20237024444A KR 20230129451 A KR20230129451 A KR 20230129451A
- Authority
- KR
- South Korea
- Prior art keywords
- based resin
- pva
- stretching
- weight
- film
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C55/00—Shaping by stretching, e.g. drawing through a die; Apparatus therefor
- B29C55/02—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets
- B29C55/04—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique
- B29C55/06—Shaping by stretching, e.g. drawing through a die; Apparatus therefor of plates or sheets uniaxial, e.g. oblique parallel with the direction of feed
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising 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
- G02F1/133528—Polarisers
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10K—ORGANIC ELECTRIC SOLID-STATE DEVICES
- H10K59/00—Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group H10K50/00
- H10K59/80—Constructional details
- H10K59/8793—Arrangements for polarized light emission
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2329/00—Characterised by the use 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; Hydrolysed polymers of esters of unsaturated alcohols with saturated carboxylic acids; Derivatives of such polymer
- C08J2329/02—Homopolymers or copolymers of unsaturated alcohols
- C08J2329/04—Polyvinyl alcohol; Partially hydrolysed homopolymers or copolymers of esters of unsaturated alcohols with saturated carboxylic acids
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Nonlinear Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Materials Engineering (AREA)
- Polarising Elements (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2021-008758 | 2021-01-22 | ||
JP2021008758A JP2022112801A (ja) | 2021-01-22 | 2021-01-22 | 偏光膜の製造方法 |
PCT/JP2021/047761 WO2022158235A1 (ja) | 2021-01-22 | 2021-12-23 | 偏光膜の製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
KR20230129451A true KR20230129451A (ko) | 2023-09-08 |
Family
ID=82548255
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020237024444A KR20230129451A (ko) | 2021-01-22 | 2021-12-23 | 편광막의 제조 방법 |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2022112801A (ja) |
KR (1) | KR20230129451A (ja) |
CN (1) | CN116710819A (ja) |
TW (1) | TW202239571A (ja) |
WO (1) | WO2022158235A1 (ja) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002311239A (ja) | 2001-04-16 | 2002-10-23 | Nitto Denko Corp | 1/4波長板、円偏光板及び表示装置 |
JP2002372622A (ja) | 2001-06-14 | 2002-12-26 | Nitto Denko Corp | 複合位相差板、円偏光板及び液晶表示装置、有機el表示装置 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6728581B2 (ja) * | 2014-06-25 | 2020-07-22 | 住友化学株式会社 | 光吸収異方性膜、3次元光吸収異方性膜及びその製造方法 |
WO2017130585A1 (ja) * | 2016-01-28 | 2017-08-03 | コニカミノルタ株式会社 | 偏光板、偏光板の製造方法及び液晶表示装置 |
JP7312038B2 (ja) * | 2019-06-25 | 2023-07-20 | 日東電工株式会社 | 偏光板の製造方法 |
-
2021
- 2021-01-22 JP JP2021008758A patent/JP2022112801A/ja active Pending
- 2021-12-23 WO PCT/JP2021/047761 patent/WO2022158235A1/ja active Application Filing
- 2021-12-23 CN CN202180091354.XA patent/CN116710819A/zh active Pending
- 2021-12-23 KR KR1020237024444A patent/KR20230129451A/ko unknown
-
2022
- 2022-01-17 TW TW111101824A patent/TW202239571A/zh unknown
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002311239A (ja) | 2001-04-16 | 2002-10-23 | Nitto Denko Corp | 1/4波長板、円偏光板及び表示装置 |
JP2002372622A (ja) | 2001-06-14 | 2002-12-26 | Nitto Denko Corp | 複合位相差板、円偏光板及び液晶表示装置、有機el表示装置 |
Also Published As
Publication number | Publication date |
---|---|
TW202239571A (zh) | 2022-10-16 |
WO2022158235A1 (ja) | 2022-07-28 |
CN116710819A (zh) | 2023-09-05 |
JP2022112801A (ja) | 2022-08-03 |
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