JPWO2022145487A1 - - Google Patents
Info
- Publication number
- JPWO2022145487A1 JPWO2022145487A1 JP2022573128A JP2022573128A JPWO2022145487A1 JP WO2022145487 A1 JPWO2022145487 A1 JP WO2022145487A1 JP 2022573128 A JP2022573128 A JP 2022573128A JP 2022573128 A JP2022573128 A JP 2022573128A JP WO2022145487 A1 JPWO2022145487 A1 JP WO2022145487A1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Manufacturing & Machinery (AREA)
- Materials Engineering (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Polarising Elements (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020219447 | 2020-12-28 | ||
| JP2020219447 | 2020-12-28 | ||
| PCT/JP2021/049003 WO2022145487A1 (ja) | 2020-12-28 | 2021-12-28 | ポリビニルアルコールフィルム及びそれを用いた偏光フィルム |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022145487A1 true JPWO2022145487A1 (https=) | 2022-07-07 |
| JP7840874B2 JP7840874B2 (ja) | 2026-04-06 |
Family
ID=82260836
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022573128A Active JP7840874B2 (ja) | 2020-12-28 | 2021-12-28 | ポリビニルアルコールフィルム及びそれを用いた偏光フィルム |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP7840874B2 (https=) |
| WO (1) | WO2022145487A1 (https=) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118829665A (zh) * | 2022-03-09 | 2024-10-22 | 株式会社可乐丽 | 聚乙烯醇膜和聚乙烯醇膜的制造方法 |
| CN116199805B (zh) * | 2023-02-23 | 2025-06-13 | 安徽皖维先进功能膜材料研究院有限公司 | 一种高可拉伸性pva光学薄膜用pva原料的制备方法 |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009086241A (ja) * | 2007-09-28 | 2009-04-23 | Fujifilm Corp | 位相差膜、光学フィルム、偏光板、及び液晶表示装置 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06235818A (ja) * | 1993-02-10 | 1994-08-23 | Kuraray Co Ltd | 偏光膜 |
| JPH06289223A (ja) * | 1993-04-01 | 1994-10-18 | Kuraray Co Ltd | 偏光膜の製造法 |
| WO1999054400A1 (en) * | 1998-04-20 | 1999-10-28 | Kwang Myung Pharm. Ind. Co., Ltd. | Compositions of polyolefin and polyvinyl alcohol, and films, sheets and articles processed therefrom and multilayer products using the same |
| JP4587307B2 (ja) * | 2005-04-28 | 2010-11-24 | 日本合成化学工業株式会社 | ポリビニルアルコール系フィルム、及び偏光膜、偏光板 |
| JP2007140127A (ja) * | 2005-11-18 | 2007-06-07 | Nitto Denko Corp | 偏光子、その製造方法、光学フィルムおよび画像表示装置 |
| CN101033320B (zh) * | 2007-03-20 | 2010-10-13 | 中国乐凯胶片集团公司 | 一种偏光片用聚乙烯醇膜 |
| JP6472380B2 (ja) * | 2013-12-19 | 2019-02-20 | 株式会社クラレ | フィルム |
| JP2018135426A (ja) * | 2017-02-21 | 2018-08-30 | 株式会社クラレ | ポリビニルアルコールフィルム及びその製造方法、並びにそれを用いた偏光フィルム |
-
2021
- 2021-12-28 WO PCT/JP2021/049003 patent/WO2022145487A1/ja not_active Ceased
- 2021-12-28 JP JP2022573128A patent/JP7840874B2/ja active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009086241A (ja) * | 2007-09-28 | 2009-04-23 | Fujifilm Corp | 位相差膜、光学フィルム、偏光板、及び液晶表示装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7840874B2 (ja) | 2026-04-06 |
| TW202233740A (zh) | 2022-09-01 |
| WO2022145487A1 (ja) | 2022-07-07 |
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