CN112622314B - 一种pva光学薄膜的制备方法 - Google Patents
一种pva光学薄膜的制备方法 Download PDFInfo
- Publication number
- CN112622314B CN112622314B CN202011363756.4A CN202011363756A CN112622314B CN 112622314 B CN112622314 B CN 112622314B CN 202011363756 A CN202011363756 A CN 202011363756A CN 112622314 B CN112622314 B CN 112622314B
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- Prior art keywords
- pva
- film
- heat treatment
- degree
- optical film
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Links
- 239000012788 optical film Substances 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 7
- 239000010408 film Substances 0.000 claims abstract description 95
- 238000010438 heat treatment Methods 0.000 claims abstract description 45
- 239000011550 stock solution Substances 0.000 claims abstract description 29
- 238000005266 casting Methods 0.000 claims abstract description 27
- 230000006911 nucleation Effects 0.000 claims abstract description 22
- 238000010899 nucleation Methods 0.000 claims abstract description 22
- 239000012752 auxiliary agent Substances 0.000 claims abstract description 16
- 238000010345 tape casting Methods 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 8
- 230000008961 swelling Effects 0.000 claims description 32
- 238000006116 polymerization reaction Methods 0.000 claims description 29
- 238000001035 drying Methods 0.000 claims description 26
- 238000006136 alcoholysis reaction Methods 0.000 claims description 23
- 239000004014 plasticizer Substances 0.000 claims description 11
- 239000003963 antioxidant agent Substances 0.000 claims description 10
- 230000003078 antioxidant effect Effects 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 10
- 239000004094 surface-active agent Substances 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 9
- 239000012528 membrane Substances 0.000 claims description 3
- 239000002904 solvent Substances 0.000 claims description 2
- 238000004043 dyeing Methods 0.000 abstract description 9
- 230000037303 wrinkles Effects 0.000 abstract description 3
- 239000004372 Polyvinyl alcohol Substances 0.000 description 95
- 229920002451 polyvinyl alcohol Polymers 0.000 description 95
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 14
- 239000002667 nucleating agent Substances 0.000 description 14
- GEHJYWRUCIMESM-UHFFFAOYSA-L sodium sulfite Chemical compound [Na+].[Na+].[O-]S([O-])=O GEHJYWRUCIMESM-UHFFFAOYSA-L 0.000 description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 14
- 238000007493 shaping process Methods 0.000 description 8
- GVGUFUZHNYFZLC-UHFFFAOYSA-N dodecyl benzenesulfonate;sodium Chemical compound [Na].CCCCCCCCCCCCOS(=O)(=O)C1=CC=CC=C1 GVGUFUZHNYFZLC-UHFFFAOYSA-N 0.000 description 7
- 235000011187 glycerol Nutrition 0.000 description 7
- 229940080264 sodium dodecylbenzenesulfonate Drugs 0.000 description 7
- 235000010265 sodium sulphite Nutrition 0.000 description 7
- 230000000052 comparative effect Effects 0.000 description 4
- 230000010287 polarization Effects 0.000 description 3
- 238000002834 transmittance Methods 0.000 description 3
- 241001391944 Commicarpus scandens Species 0.000 description 2
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 239000000600 sorbitol Substances 0.000 description 2
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 1
- RSWGJHLUYNHPMX-UHFFFAOYSA-N Abietic-Saeure Natural products C12CCC(C(C)C)=CC2=CCC2C1(C)CCCC2(C)C(O)=O RSWGJHLUYNHPMX-UHFFFAOYSA-N 0.000 description 1
- KHPCPRHQVVSZAH-HUOMCSJISA-N Rosin Natural products O(C/C=C/c1ccccc1)[C@H]1[C@H](O)[C@@H](O)[C@@H](O)[C@@H](CO)O1 KHPCPRHQVVSZAH-HUOMCSJISA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 description 1
- 239000004327 boric acid Substances 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 239000011630 iodine Substances 0.000 description 1
- 229910052740 iodine Inorganic materials 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000002791 soaking Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- KHPCPRHQVVSZAH-UHFFFAOYSA-N trans-cinnamyl beta-D-glucopyranoside Natural products OC1C(O)C(O)C(CO)OC1OCC=CC1=CC=CC=C1 KHPCPRHQVVSZAH-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D11/00—Producing optical elements, e.g. lenses or prisms
- B29D11/0074—Production of other optical elements not provided for in B29D11/00009- B29D11/0073
- B29D11/00788—Producing optical films
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
- B29K2029/00—Use of polyvinylalcohols, polyvinylethers, polyvinylaldehydes, polyvinylketones or polyvinylketals or derivatives thereof as moulding material
- B29K2029/04—PVOH, i.e. polyvinyl alcohol
Landscapes
- Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Ophthalmology & Optometry (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Description
实施例1 | 实施例2 | 实施例3 | 实施例4 | 实施例5 | 实施例6 | 对比例1 | |
膜厚/μm | 30 | 30 | 30 | 30 | 30 | 30 | 30 |
横向膨润度 | 1.201 | 1.189 | 1.310 | 1.385 | 1.405 | 1.355 | 1.419 |
膨润比 | 1.011 | 1.015 | 1.025 | 1.026 | 1.039 | 1.037 | 1.039 |
宽度收缩率 | 0.465 | 0.485 | 0.499 | 0.510 | 0.460 | 0.465 | 0.455 |
拉伸倍率/% | 601 | 575 | 549 | 539 | 531 | 525 | 529 |
偏振度/% | 99.6 | 99.3 | 99.0 | 98.8 | 98.6 | 98.7 | 98.0 |
透光率/% | 43.6 | 42.9 | 42.3 | 42.0 | 41.6 | 41.8 | 41.3 |
Claims (5)
Priority Applications (1)
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CN202011363756.4A CN112622314B (zh) | 2020-11-27 | 2020-11-27 | 一种pva光学薄膜的制备方法 |
Applications Claiming Priority (1)
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CN202011363756.4A CN112622314B (zh) | 2020-11-27 | 2020-11-27 | 一种pva光学薄膜的制备方法 |
Publications (2)
Publication Number | Publication Date |
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CN112622314A CN112622314A (zh) | 2021-04-09 |
CN112622314B true CN112622314B (zh) | 2022-09-13 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202011363756.4A Active CN112622314B (zh) | 2020-11-27 | 2020-11-27 | 一种pva光学薄膜的制备方法 |
Country Status (1)
Country | Link |
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CN (1) | CN112622314B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113831435B (zh) * | 2021-09-28 | 2023-05-09 | 安徽皖维高新材料股份有限公司 | 一种pva光学薄膜用原料的制备方法 |
CN116199805A (zh) * | 2023-02-23 | 2023-06-02 | 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 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101468937B1 (ko) * | 2008-09-05 | 2014-12-11 | 코오롱인더스트리 주식회사 | 폴리에스테르 필름 및 이의 제조방법 |
CN102304260A (zh) * | 2011-07-18 | 2012-01-04 | 北京工商大学 | 一种聚乙烯醇发泡材料及其制造方法 |
JP6619986B2 (ja) * | 2015-10-23 | 2019-12-11 | 住友化学株式会社 | 延伸フィルムの製造方法及び偏光フィルムの製造方法 |
CN107417941A (zh) * | 2017-09-04 | 2017-12-01 | 重庆云天化瀚恩新材料开发有限公司 | Pva薄膜的生产方法与pva偏光片的制备方法 |
JP2019196422A (ja) * | 2018-05-07 | 2019-11-14 | 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 |
CN111732749B (zh) * | 2020-08-10 | 2022-11-11 | 安徽皖维高新材料股份有限公司 | 一种聚乙烯醇光学薄膜的制备方法 |
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- 2020-11-27 CN CN202011363756.4A patent/CN112622314B/zh active Active
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PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: A Preparation Method for PVA Optical Thin Films Effective date of registration: 20230710 Granted publication date: 20220913 Pledgee: Industrial and Commercial Bank of China Limited Chaohu sub branch Pledgor: ANHUI WANWEI UPDATED HIGH-TECH MATERIAL INDUSTRY Co.,Ltd. Registration number: Y2023980047850 |
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Granted publication date: 20220913 Pledgee: Industrial and Commercial Bank of China Limited Chaohu sub branch Pledgor: ANHUI WANWEI UPDATED HIGH-TECH MATERIAL INDUSTRY Co.,Ltd. Registration number: Y2023980047850 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right |