TWI799607B - Polyvinyl alcohol film, polarizing film and manufacturing methods thereof, and film roll - Google Patents
Polyvinyl alcohol film, polarizing film and manufacturing methods thereof, and film roll Download PDFInfo
- Publication number
- TWI799607B TWI799607B TW108122553A TW108122553A TWI799607B TW I799607 B TWI799607 B TW I799607B TW 108122553 A TW108122553 A TW 108122553A TW 108122553 A TW108122553 A TW 108122553A TW I799607 B TWI799607 B TW I799607B
- Authority
- TW
- Taiwan
- Prior art keywords
- film
- polyvinyl alcohol
- manufacturing methods
- roll
- polarizing
- Prior art date
Links
- 239000004372 Polyvinyl alcohol Substances 0.000 title 1
- 238000004519 manufacturing process Methods 0.000 title 1
- 229920002451 polyvinyl alcohol Polymers 0.000 title 1
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
-
- 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
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/24—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length
- B29C41/26—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of indefinite length by depositing flowable material on a rotating drum
-
- 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
-
- 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
- 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
-
- 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
- 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
-
- 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
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Medicinal Chemistry (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Polymers & Plastics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Materials Engineering (AREA)
- Polarising Elements (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018-124030 | 2018-06-29 | ||
| JP2018124030 | 2018-06-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| TW202005992A TW202005992A (en) | 2020-02-01 |
| TWI799607B true TWI799607B (en) | 2023-04-21 |
Family
ID=68986782
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW108122553A TWI799607B (en) | 2018-06-29 | 2019-06-27 | Polyvinyl alcohol film, polarizing film and manufacturing methods thereof, and film roll |
Country Status (5)
| Country | Link |
|---|---|
| JP (1) | JP7308195B2 (en) |
| KR (1) | KR102749629B1 (en) |
| CN (1) | CN112292624B (en) |
| TW (1) | TWI799607B (en) |
| WO (1) | WO2020004608A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115803375A (en) * | 2020-06-29 | 2023-03-14 | 株式会社可乐丽 | Water-soluble film and package |
| US20230257491A1 (en) * | 2020-06-30 | 2023-08-17 | Kuraray Co., Ltd. | Vinyl acetate, vinyl acetate polymer, and vinyl alcohol polymer |
| CN119912775A (en) * | 2020-10-15 | 2025-05-02 | 株式会社可乐丽 | Polyvinyl alcohol resin film, method for distinguishing polyvinyl alcohol resin film, and method for producing polyvinyl alcohol resin film |
| JPWO2022092038A1 (en) * | 2020-10-28 | 2022-05-05 | ||
| KR20230098570A (en) * | 2020-11-09 | 2023-07-04 | 주식회사 쿠라레 | Film for manufacturing optical film, method for manufacturing optical film, and optical film |
| WO2025134969A1 (en) * | 2023-12-19 | 2025-06-26 | 株式会社クラレ | Water-soluble film and package |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1300788A (en) * | 1999-11-18 | 2001-06-27 | 可乐丽股份有限公司 | Ethylene-vinyl acetate copolymer saponified material containing alkoxyl and formed products therefrom |
| JP2009221462A (en) * | 2008-02-19 | 2009-10-01 | Kuraray Co Ltd | Vinyl alcohol-based polymer film |
| TW201141882A (en) * | 2010-04-20 | 2011-12-01 | Kuraray Co | Polyvinyl alcohol-based polymer film |
Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4864196B2 (en) * | 1999-11-18 | 2012-02-01 | 株式会社クラレ | Alkoxyl group-containing ethylene-vinyl acetate copolymer saponified product and molded product thereof |
| JP2003207625A (en) | 2002-01-10 | 2003-07-25 | Fuji Photo Film Co Ltd | Polarizing film and method for manufacturing the same |
| DE60301644T2 (en) * | 2002-07-11 | 2006-06-29 | KURARAY CO., LTD, Kurashiki | Polyvinyl alcohol and process for producing polyvinyl alcohol |
| JP4836459B2 (en) * | 2005-01-17 | 2011-12-14 | 日本合成化学工業株式会社 | Method for producing polyvinyl alcohol film and polyvinyl alcohol film |
| JP4794206B2 (en) * | 2005-04-28 | 2011-10-19 | 日本合成化学工業株式会社 | Polyvinyl alcohol film and polarizing film and polarizing plate using the same |
| US20090306361A1 (en) * | 2005-12-12 | 2009-12-10 | Konica Minolta Opto, Inc. | Process for producing cellulose ester film, cellulose ester film, polarization plate and display unit |
| CN101528817B (en) * | 2006-07-27 | 2012-11-28 | 日本合成化学工业株式会社 | Polyvinyl alcohol-based film for optical uses and polarizing membrane and polarizing plate |
| JP2008292935A (en) | 2007-05-28 | 2008-12-04 | Nitto Denko Corp | Manufacturing method of polarizing film |
| JP6100167B2 (en) * | 2012-03-30 | 2017-03-22 | 株式会社クラレ | POLYVINYL ALCOHOL POLYMER FILM AND POLARIZING FILM |
| KR102018163B1 (en) * | 2013-02-07 | 2019-09-04 | 제이에스알 가부시끼가이샤 | Liquid crystal aligning agent, liquid crystal alignment film, and liquid crystal display device and menufacturing method thereof |
| US9751968B2 (en) * | 2013-09-13 | 2017-09-05 | Kuraray Co., Ltd. | Vinyl alcohol polymer, thickening agent, stabilizer for emulsion polymerization, stabilizer for suspension polymerization, coating agent, coated article, sizing agent for fibers, sized yarn, and production method of textile |
| JP6685661B2 (en) | 2015-06-12 | 2020-04-22 | 株式会社クラレ | Polarizing film manufacturing method |
-
2019
- 2019-06-27 TW TW108122553A patent/TWI799607B/en active
- 2019-06-28 JP JP2020527675A patent/JP7308195B2/en active Active
- 2019-06-28 CN CN201980044133.XA patent/CN112292624B/en active Active
- 2019-06-28 KR KR1020217002687A patent/KR102749629B1/en active Active
- 2019-06-28 WO PCT/JP2019/025770 patent/WO2020004608A1/en not_active Ceased
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1300788A (en) * | 1999-11-18 | 2001-06-27 | 可乐丽股份有限公司 | Ethylene-vinyl acetate copolymer saponified material containing alkoxyl and formed products therefrom |
| JP2009221462A (en) * | 2008-02-19 | 2009-10-01 | Kuraray Co Ltd | Vinyl alcohol-based polymer film |
| TW201141882A (en) * | 2010-04-20 | 2011-12-01 | Kuraray Co | Polyvinyl alcohol-based polymer film |
Also Published As
| Publication number | Publication date |
|---|---|
| JP7308195B2 (en) | 2023-07-13 |
| JPWO2020004608A1 (en) | 2021-08-05 |
| KR102749629B1 (en) | 2025-01-02 |
| WO2020004608A1 (en) | 2020-01-02 |
| CN112292624B (en) | 2022-10-11 |
| KR20210024130A (en) | 2021-03-04 |
| TW202005992A (en) | 2020-02-01 |
| CN112292624A (en) | 2021-01-29 |
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