JP7592048B2 - ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 - Google Patents
ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 Download PDFInfo
- Publication number
- JP7592048B2 JP7592048B2 JP2022102103A JP2022102103A JP7592048B2 JP 7592048 B2 JP7592048 B2 JP 7592048B2 JP 2022102103 A JP2022102103 A JP 2022102103A JP 2022102103 A JP2022102103 A JP 2022102103A JP 7592048 B2 JP7592048 B2 JP 7592048B2
- Authority
- JP
- Japan
- Prior art keywords
- polyvinyl alcohol
- film
- alcohol film
- stretching
- swelling
- Prior art date
- 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.)
- Active
Links
- 239000010408 film Substances 0.000 title claims description 193
- 229920002451 polyvinyl alcohol Polymers 0.000 title claims description 174
- 239000004372 Polyvinyl alcohol Substances 0.000 title claims description 173
- 238000004519 manufacturing process Methods 0.000 title claims description 17
- 239000012788 optical film Substances 0.000 title claims description 15
- 230000008961 swelling Effects 0.000 claims description 48
- 239000000654 additive Substances 0.000 claims description 47
- 238000000034 method Methods 0.000 claims description 43
- 238000005266 casting Methods 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 30
- 230000000996 additive effect Effects 0.000 claims description 27
- 229920005989 resin Polymers 0.000 claims description 27
- 239000011347 resin Substances 0.000 claims description 27
- 238000010438 heat treatment Methods 0.000 claims description 23
- 238000003756 stirring Methods 0.000 claims description 23
- 230000010287 polarization Effects 0.000 claims description 22
- 239000004014 plasticizer Substances 0.000 claims description 21
- 239000004094 surface-active agent Substances 0.000 claims description 21
- 238000004090 dissolution Methods 0.000 claims description 18
- 238000001035 drying Methods 0.000 claims description 13
- 238000006116 polymerization reaction Methods 0.000 claims description 5
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 238000004043 dyeing Methods 0.000 description 22
- -1 iodide ions Chemical class 0.000 description 17
- 239000000243 solution Substances 0.000 description 16
- 230000000052 comparative effect Effects 0.000 description 12
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 10
- 238000004458 analytical method Methods 0.000 description 7
- MTHSVFCYNBDYFN-UHFFFAOYSA-N diethylene glycol Chemical compound OCCOCCO MTHSVFCYNBDYFN-UHFFFAOYSA-N 0.000 description 7
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 6
- DNIAPMSPPWPWGF-UHFFFAOYSA-N Propylene glycol Chemical compound CC(O)CO DNIAPMSPPWPWGF-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- BJQHLKABXJIVAM-UHFFFAOYSA-N bis(2-ethylhexyl) phthalate Chemical compound CCCCC(CC)COC(=O)C1=CC=CC=C1C(=O)OCC(CC)CCCC BJQHLKABXJIVAM-UHFFFAOYSA-N 0.000 description 5
- 235000011187 glycerol Nutrition 0.000 description 5
- 238000002360 preparation method Methods 0.000 description 5
- 238000002834 transmittance Methods 0.000 description 5
- IRIAEXORFWYRCZ-UHFFFAOYSA-N Butylbenzyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCC1=CC=CC=C1 IRIAEXORFWYRCZ-UHFFFAOYSA-N 0.000 description 4
- DOIRQSBPFJWKBE-UHFFFAOYSA-N dibutyl phthalate Chemical compound CCCCOC(=O)C1=CC=CC=C1C(=O)OCCCC DOIRQSBPFJWKBE-UHFFFAOYSA-N 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 229920001567 vinyl ester resin Polymers 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000005520 cutting process Methods 0.000 description 3
- RTZKZFJDLAIYFH-UHFFFAOYSA-N ether Substances CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 description 3
- 239000000178 monomer Substances 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 238000001556 precipitation Methods 0.000 description 3
- 238000007127 saponification reaction Methods 0.000 description 3
- MQIUGAXCHLFZKX-UHFFFAOYSA-N Di-n-octyl phthalate Natural products CCCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC MQIUGAXCHLFZKX-UHFFFAOYSA-N 0.000 description 2
- ZVFDTKUVRCTHQE-UHFFFAOYSA-N Diisodecyl phthalate Chemical compound CC(C)CCCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCCC(C)C ZVFDTKUVRCTHQE-UHFFFAOYSA-N 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- BAPJBEWLBFYGME-UHFFFAOYSA-N Methyl acrylate Chemical compound COC(=O)C=C BAPJBEWLBFYGME-UHFFFAOYSA-N 0.000 description 2
- UWHCKJMYHZGTIT-UHFFFAOYSA-N Tetraethylene glycol, Natural products OCCOCCOCCOCCO UWHCKJMYHZGTIT-UHFFFAOYSA-N 0.000 description 2
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 2
- XTXRWKRVRITETP-UHFFFAOYSA-N Vinyl acetate Chemical compound CC(=O)OC=C XTXRWKRVRITETP-UHFFFAOYSA-N 0.000 description 2
- 150000001252 acrylic acid derivatives Chemical class 0.000 description 2
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 2
- 239000004327 boric acid Substances 0.000 description 2
- 125000002091 cationic group Chemical group 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 229940105990 diglycerin Drugs 0.000 description 2
- GPLRAVKSCUXZTP-UHFFFAOYSA-N diglycerol Chemical compound OCC(O)COCC(O)CO GPLRAVKSCUXZTP-UHFFFAOYSA-N 0.000 description 2
- HBGGXOJOCNVPFY-UHFFFAOYSA-N diisononyl phthalate Chemical compound CC(C)CCCCCCOC(=O)C1=CC=CC=C1C(=O)OCCCCCCC(C)C HBGGXOJOCNVPFY-UHFFFAOYSA-N 0.000 description 2
- 238000011978 dissolution method Methods 0.000 description 2
- 238000011156 evaluation Methods 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- POSICDHOUBKJKP-UHFFFAOYSA-N prop-2-enoxybenzene Chemical compound C=CCOC1=CC=CC=C1 POSICDHOUBKJKP-UHFFFAOYSA-N 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 239000011734 sodium Substances 0.000 description 2
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- KAKVFSYQVNHFBS-UHFFFAOYSA-N (5-hydroxycyclopenten-1-yl)-phenylmethanone Chemical compound OC1CCC=C1C(=O)C1=CC=CC=C1 KAKVFSYQVNHFBS-UHFFFAOYSA-N 0.000 description 1
- PIIRYSWVJSPXMW-UHFFFAOYSA-N 1-octyl-4-(4-octylphenoxy)benzene Chemical compound C1=CC(CCCCCCCC)=CC=C1OC1=CC=C(CCCCCCCC)C=C1 PIIRYSWVJSPXMW-UHFFFAOYSA-N 0.000 description 1
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N 2-Propenoic acid Natural products OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000004803 Di-2ethylhexylphthalate Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- JIGUQPWFLRLWPJ-UHFFFAOYSA-N Ethyl acrylate Chemical compound CCOC(=O)C=C JIGUQPWFLRLWPJ-UHFFFAOYSA-N 0.000 description 1
- AOMUHOFOVNGZAN-UHFFFAOYSA-N N,N-bis(2-hydroxyethyl)dodecanamide Chemical compound CCCCCCCCCCCC(=O)N(CCO)CCO AOMUHOFOVNGZAN-UHFFFAOYSA-N 0.000 description 1
- 229920006197 POE laurate Polymers 0.000 description 1
- 229920003171 Poly (ethylene oxide) Polymers 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 150000003973 alkyl amines Chemical class 0.000 description 1
- 125000005907 alkyl ester group Chemical group 0.000 description 1
- 125000000129 anionic group Chemical group 0.000 description 1
- 239000003945 anionic surfactant Substances 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- CQEYYJKEWSMYFG-UHFFFAOYSA-N butyl acrylate Chemical compound CCCCOC(=O)C=C CQEYYJKEWSMYFG-UHFFFAOYSA-N 0.000 description 1
- 150000007942 carboxylates Chemical class 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000009918 complex formation Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000007334 copolymerization reaction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- USIUVYZYUHIAEV-UHFFFAOYSA-N diphenyl ether Chemical compound C=1C=CC=CC=1OC1=CC=CC=C1 USIUVYZYUHIAEV-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- YRIUSKIDOIARQF-UHFFFAOYSA-N dodecyl benzenesulfonate Chemical compound CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 YRIUSKIDOIARQF-UHFFFAOYSA-N 0.000 description 1
- 229940071161 dodecylbenzenesulfonate Drugs 0.000 description 1
- 239000003995 emulsifying agent Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- MEGHWIAOTJPCHQ-UHFFFAOYSA-N ethenyl butanoate Chemical compound CCCC(=O)OC=C MEGHWIAOTJPCHQ-UHFFFAOYSA-N 0.000 description 1
- GFJVXXWOPWLRNU-UHFFFAOYSA-N ethenyl formate Chemical compound C=COC=O GFJVXXWOPWLRNU-UHFFFAOYSA-N 0.000 description 1
- QBDADGJLZNIRFQ-UHFFFAOYSA-N ethenyl octanoate Chemical compound CCCCCCCC(=O)OC=C QBDADGJLZNIRFQ-UHFFFAOYSA-N 0.000 description 1
- BLZSRIYYOIZLJL-UHFFFAOYSA-N ethenyl pentanoate Chemical compound CCCCC(=O)OC=C BLZSRIYYOIZLJL-UHFFFAOYSA-N 0.000 description 1
- UIWXSTHGICQLQT-UHFFFAOYSA-N ethenyl propanoate Chemical compound CCC(=O)OC=C UIWXSTHGICQLQT-UHFFFAOYSA-N 0.000 description 1
- 238000005187 foaming Methods 0.000 description 1
- 239000004088 foaming agent Substances 0.000 description 1
- 125000000524 functional group Chemical group 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 229940031957 lauric acid diethanolamide Drugs 0.000 description 1
- 239000002736 nonionic surfactant Substances 0.000 description 1
- 229920002114 octoxynol-9 Polymers 0.000 description 1
- 125000001117 oleyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])/C([H])=C([H])\C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000021962 pH elevation Effects 0.000 description 1
- 239000005022 packaging material Substances 0.000 description 1
- PNJWIWWMYCMZRO-UHFFFAOYSA-N pent‐4‐en‐2‐one Natural products CC(=O)CC=C PNJWIWWMYCMZRO-UHFFFAOYSA-N 0.000 description 1
- 229920001223 polyethylene glycol Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920000259 polyoxyethylene lauryl ether Polymers 0.000 description 1
- 229920002503 polyoxyethylene-polyoxypropylene Polymers 0.000 description 1
- 229920001451 polypropylene glycol Polymers 0.000 description 1
- 229920001290 polyvinyl ester Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- LYBIZMNPXTXVMV-UHFFFAOYSA-N propan-2-yl prop-2-enoate Chemical compound CC(C)OC(=O)C=C LYBIZMNPXTXVMV-UHFFFAOYSA-N 0.000 description 1
- PNXMTCDJUBJHQJ-UHFFFAOYSA-N propyl prop-2-enoate Chemical compound CCCOC(=O)C=C PNXMTCDJUBJHQJ-UHFFFAOYSA-N 0.000 description 1
- 238000005464 sample preparation method Methods 0.000 description 1
- 150000003384 small molecules Chemical class 0.000 description 1
- 229940057950 sodium laureth sulfate Drugs 0.000 description 1
- SXHLENDCVBIJFO-UHFFFAOYSA-M sodium;2-[2-(2-dodecoxyethoxy)ethoxy]ethyl sulfate Chemical compound [Na+].CCCCCCCCCCCCOCCOCCOCCOS([O-])(=O)=O SXHLENDCVBIJFO-UHFFFAOYSA-M 0.000 description 1
- 238000010561 standard procedure Methods 0.000 description 1
- BDHFUVZGWQCTTF-UHFFFAOYSA-M sulfonate Chemical compound [O-]S(=O)=O BDHFUVZGWQCTTF-UHFFFAOYSA-M 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 description 1
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 1
- 230000037303 wrinkles Effects 0.000 description 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
-
- 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
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Organic Chemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Polarising Elements (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2023207255A JP2024022654A (ja) | 2022-03-28 | 2023-12-07 | ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW111111669 | 2022-03-28 | ||
| TW111111669A TWI853226B (zh) | 2022-03-28 | 2022-03-28 | 聚乙烯醇膜、由其製造之光學薄膜及其製法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023207255A Division JP2024022654A (ja) | 2022-03-28 | 2023-12-07 | ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2023145299A JP2023145299A (ja) | 2023-10-11 |
| JP7592048B2 true JP7592048B2 (ja) | 2024-11-29 |
Family
ID=88227342
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022102103A Active JP7592048B2 (ja) | 2022-03-28 | 2022-06-24 | ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 |
| JP2023207255A Pending JP2024022654A (ja) | 2022-03-28 | 2023-12-07 | ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2023207255A Pending JP2024022654A (ja) | 2022-03-28 | 2023-12-07 | ポリビニルアルコールフィルム、それにより製造された光学フィルム及びその製造方法 |
Country Status (4)
| Country | Link |
|---|---|
| JP (2) | JP7592048B2 (enExample) |
| KR (1) | KR20230139751A (enExample) |
| CN (1) | CN116855026A (enExample) |
| TW (1) | TWI853226B (enExample) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022004537A1 (ja) | 2020-06-30 | 2022-01-06 | 株式会社クラレ | 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 |
Family Cites Families (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0226721A (ja) * | 1988-07-18 | 1990-01-29 | Toyo Mach & Metal Co Ltd | 射出成形機の射出装置 |
| JPH052109A (ja) * | 1991-04-08 | 1993-01-08 | Kuraray Co Ltd | 位相差フイルム |
| JP3830307B2 (ja) * | 1999-06-14 | 2006-10-04 | 東邦テナックス株式会社 | 熱可塑性樹脂を含浸した成形材料の製造方法 |
| JP4149201B2 (ja) * | 2002-06-12 | 2008-09-10 | 株式会社クラレ | 偏光フィルムの製造法 |
| JP4104917B2 (ja) * | 2002-06-12 | 2008-06-18 | 株式会社クラレ | 偏光フィルムの製造法 |
| JP4233350B2 (ja) * | 2003-02-26 | 2009-03-04 | 日本碍子株式会社 | 膜形成素材を含む基板の乾燥方法及び乾燥炉 |
| WO2008111702A1 (en) * | 2007-03-15 | 2008-09-18 | Lg Chem, Ltd. | Preparation method of polyvinyl alcohol polarizer film and polyvinyl alcohol polarizer film prepared by using the same |
| 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 |
| KR101257648B1 (ko) * | 2010-07-02 | 2013-04-29 | 닛폰고세이가가쿠고교 가부시키가이샤 | 폴리비닐알코올계 필름, 폴리비닐알코올계 필름의 제조 방법, 편광 필름 및 편광판 |
| JP5969180B2 (ja) * | 2011-08-02 | 2016-08-17 | 日東電工株式会社 | 処理フィルムの製造方法及びその製造装置 |
| EP2979843B1 (en) * | 2013-03-29 | 2020-01-08 | Toray Industries, Inc. | Tenter oven and method for manufacturing thermoplastic resin film |
| JP5968943B2 (ja) * | 2014-03-31 | 2016-08-10 | 日東電工株式会社 | 延伸積層体の製造方法および延伸積層体、ならびに偏光膜の製造方法および偏光膜 |
| TW201638168A (zh) * | 2015-03-17 | 2016-11-01 | Nippon Synthetic Chem Ind | 聚乙烯醇系薄膜之製造方法、聚乙烯醇系薄膜、及偏光膜 |
| JP2017042942A (ja) * | 2015-08-24 | 2017-03-02 | 東洋機械金属株式会社 | 射出成形システム |
| CN105440533B (zh) * | 2016-01-06 | 2018-07-17 | 云南云天化股份有限公司 | 一种聚乙烯醇膜、其制备方法、偏光膜及偏光片 |
| KR102365676B1 (ko) * | 2016-05-12 | 2022-02-21 | 미쯔비시 케미컬 주식회사 | 폴리비닐알코올계 필름, 및 이의 제조 방법, 및 상기 폴리비닐알코올계 필름을 사용한 편광막 |
| CN110431458B (zh) * | 2017-04-26 | 2021-09-14 | 三菱化学株式会社 | 聚乙烯醇系薄膜、偏光膜、偏光板及聚乙烯醇系薄膜的制造方法 |
| TWI747761B (zh) * | 2021-03-10 | 2021-11-21 | 長春石油化學股份有限公司 | 聚乙烯醇薄膜、其製法及使用其之光學薄膜 |
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