JPWO2022004536A1 - - Google Patents
Info
- Publication number
- JPWO2022004536A1 JPWO2022004536A1 JP2022533924A JP2022533924A JPWO2022004536A1 JP WO2022004536 A1 JPWO2022004536 A1 JP WO2022004536A1 JP 2022533924 A JP2022533924 A JP 2022533924A JP 2022533924 A JP2022533924 A JP 2022533924A JP WO2022004536 A1 JPWO2022004536 A1 JP WO2022004536A1
- 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.)
- Pending
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
-
- 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)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Mechanical Engineering (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020112280 | 2020-06-30 | ||
| PCT/JP2021/023876 WO2022004536A1 (en) | 2020-06-30 | 2021-06-23 | Polyvinyl alcohol film and method for manufacturing optical film in which same is used |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPWO2022004536A1 true JPWO2022004536A1 (en) | 2022-01-06 |
| JPWO2022004536A5 JPWO2022004536A5 (en) | 2023-08-30 |
Family
ID=79316176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022533924A Pending JPWO2022004536A1 (en) | 2020-06-30 | 2021-06-23 |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JPWO2022004536A1 (en) |
| KR (1) | KR20230029609A (en) |
| CN (1) | CN115996974A (en) |
| TW (1) | TW202212433A (en) |
| WO (1) | WO2022004536A1 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116571421B (en) * | 2023-04-26 | 2024-05-24 | 安徽皖维先进功能膜材料研究院有限公司 | Preparation method of anti-warping polarizer |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0328102B1 (en) * | 1988-02-10 | 1993-05-12 | Kuraray Co., Ltd. | Novel polyvinyl alcohol and process for producing polyvinyl alcohol by hydrolysis catalysed by acids |
| JP3478533B2 (en) * | 2000-05-12 | 2003-12-15 | 株式会社クラレ | Method for producing polyvinyl alcohol-based polymer film |
| JP3976220B2 (en) * | 2000-08-21 | 2007-09-12 | 日本合成化学工業株式会社 | Polyvinyl alcohol film for polarizing film |
| JP4906308B2 (en) | 2004-11-02 | 2012-03-28 | 日本合成化学工業株式会社 | Polyvinyl alcohol film and method for producing the same |
| JP2006224430A (en) * | 2005-02-17 | 2006-08-31 | Nitto Denko Corp | Microregion dispersing type polyvinyl alcohol film, its manufacturing method, manufacturing method of polarizer, polarizer, polarizing plate, optical film and image display device |
| JP2006225496A (en) * | 2005-02-17 | 2006-08-31 | Nitto Denko Corp | Water-soluble resin film and method for producing the same, polarizer and method for producing the same, polarizing plate, optical film, and image display |
| JP2006307058A (en) * | 2005-04-28 | 2006-11-09 | Nippon Synthetic Chem Ind Co Ltd:The | Polyvinyl alcohol-based film, and its polarizing film, polarizing plate |
| KR101544626B1 (en) * | 2007-08-24 | 2015-08-17 | 가부시키가이샤 구라레 | Polyvinyl alcohol film and method for producing the same |
| CN104311853B (en) * | 2011-03-29 | 2018-05-25 | 可乐丽股份有限公司 | Polymer film of polyvinyl alcohol and its manufacturing method |
| KR101419670B1 (en) | 2012-03-30 | 2014-07-15 | 가부시키가이샤 구라레 | Polyvinyl alcohol-type polymer film and method for producing same |
| WO2016093258A1 (en) * | 2014-12-12 | 2016-06-16 | 株式会社クラレ | Polyvinyl alcohol film |
| JP6716553B2 (en) * | 2015-05-28 | 2020-07-01 | 株式会社クラレ | Polyvinyl alcohol polymer film and method for producing the same |
| JP2017142347A (en) | 2016-02-09 | 2017-08-17 | 株式会社クラレ | Polarizing film with small contraction stress and production method of the same |
-
2021
- 2021-06-23 CN CN202180047228.4A patent/CN115996974A/en active Pending
- 2021-06-23 JP JP2022533924A patent/JPWO2022004536A1/ja active Pending
- 2021-06-23 WO PCT/JP2021/023876 patent/WO2022004536A1/en active Application Filing
- 2021-06-23 KR KR1020227041800A patent/KR20230029609A/en unknown
- 2021-06-30 TW TW110123972A patent/TW202212433A/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CN115996974A (en) | 2023-04-21 |
| TW202212433A (en) | 2022-04-01 |
| WO2022004536A1 (en) | 2022-01-06 |
| KR20230029609A (en) | 2023-03-03 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20230822 |
|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20240220 |