CN105599197B - 一种聚乙烯醇水溶液流延辊筒加热的方法 - Google Patents
一种聚乙烯醇水溶液流延辊筒加热的方法 Download PDFInfo
- Publication number
- CN105599197B CN105599197B CN201610137721.6A CN201610137721A CN105599197B CN 105599197 B CN105599197 B CN 105599197B CN 201610137721 A CN201610137721 A CN 201610137721A CN 105599197 B CN105599197 B CN 105599197B
- Authority
- CN
- China
- Prior art keywords
- curtain coating
- sides
- polyvinyl alcohol
- coating roller
- heating
- 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
- 238000007766 curtain coating Methods 0.000 title claims abstract description 29
- 239000004372 Polyvinyl alcohol Substances 0.000 title claims abstract description 28
- 238000010438 heat treatment Methods 0.000 title claims abstract description 28
- 229920002451 polyvinyl alcohol Polymers 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000012528 membrane Substances 0.000 abstract description 5
- 239000010408 film Substances 0.000 description 27
- 239000000243 solution Substances 0.000 description 13
- 238000001035 drying Methods 0.000 description 9
- 239000004973 liquid crystal related substance Substances 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000465 moulding Methods 0.000 description 4
- 239000010409 thin film Substances 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000004698 Polyethylene Substances 0.000 description 2
- 238000005266 casting Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229920000573 polyethylene Polymers 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920002301 cellulose acetate Polymers 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000004043 dyeing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000003350 kerosene Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 238000010345 tape casting Methods 0.000 description 1
Classifications
-
- 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
- B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
- B29C41/34—Component parts, details or accessories; Auxiliary operations
- B29C41/46—Heating or cooling
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
- Moulding By Coating Moulds (AREA)
- Polarising Elements (AREA)
Abstract
Description
Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610137721.6A CN105599197B (zh) | 2016-03-10 | 2016-03-10 | 一种聚乙烯醇水溶液流延辊筒加热的方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610137721.6A CN105599197B (zh) | 2016-03-10 | 2016-03-10 | 一种聚乙烯醇水溶液流延辊筒加热的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN105599197A CN105599197A (zh) | 2016-05-25 |
CN105599197B true CN105599197B (zh) | 2018-05-22 |
Family
ID=55979791
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610137721.6A Active CN105599197B (zh) | 2016-03-10 | 2016-03-10 | 一种聚乙烯醇水溶液流延辊筒加热的方法 |
Country Status (1)
Country | Link |
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CN (1) | CN105599197B (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2019207863A1 (ja) * | 2018-04-26 | 2019-10-31 | コニカミノルタ株式会社 | 光学フィルムの製造方法 |
CN110884010B (zh) * | 2019-10-30 | 2022-04-05 | 中国石油化工股份有限公司 | 一种表面光滑的pva薄膜的制备方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101937246A (zh) * | 2010-09-28 | 2011-01-05 | 株洲科力通用设备有限公司 | 一种加热辊温度均匀度的控制方法及装置 |
CN104356415A (zh) * | 2014-11-24 | 2015-02-18 | 云南云天化股份有限公司 | 偏光片用聚乙烯醇膜的制备方法及装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1194857C (zh) * | 2000-07-24 | 2005-03-30 | 富士胶片株式会社 | 溶液制膜方法 |
TW200702156A (en) * | 2005-03-28 | 2007-01-16 | Konica Minolta Opto Inc | Optical film, method for producing the same and polarizing plate using the same |
KR100675201B1 (ko) * | 2005-04-29 | 2007-01-30 | 동양제철화학 주식회사 | 폴리비닐알콜 필름의 제조방법 |
JP5157905B2 (ja) * | 2006-08-24 | 2013-03-06 | コニカミノルタアドバンストレイヤー株式会社 | 光学フィルム、その製造方法、それを用いた偏光板 |
JP2012214760A (ja) * | 2011-03-28 | 2012-11-08 | Fujifilm Corp | ポリエステルフィルムおよびこれを用いた太陽電池用バックシートならびにポリエステルフィルムの製造方法 |
CN102137523B (zh) * | 2011-04-19 | 2012-12-19 | 武汉理工大学 | 电磁感应加热压辊 |
-
2016
- 2016-03-10 CN CN201610137721.6A patent/CN105599197B/zh active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101937246A (zh) * | 2010-09-28 | 2011-01-05 | 株洲科力通用设备有限公司 | 一种加热辊温度均匀度的控制方法及装置 |
CN104356415A (zh) * | 2014-11-24 | 2015-02-18 | 云南云天化股份有限公司 | 偏光片用聚乙烯醇膜的制备方法及装置 |
Also Published As
Publication number | Publication date |
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CN105599197A (zh) | 2016-05-25 |
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GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
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Denomination of invention: A method for heating polyvinyl alcohol aqueous solution by casting rollers Granted publication date: 20180522 Pledgee: China Construction Bank Corporation Chaohu Tuanjie Road Branch Pledgor: ANHUI WANWEI UPDATED HIGH-TECH MATERIAL INDUSTRY Co.,Ltd. Registration number: Y2024980005092 |
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PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Granted publication date: 20180522 Pledgee: China Construction Bank Corporation Chaohu Tuanjie Road Branch Pledgor: ANHUI WANWEI UPDATED HIGH-TECH MATERIAL INDUSTRY Co.,Ltd. Registration number: Y2024980005092 |