JP6297141B2 - 偏光板製造溶液の再生装置及びその方法 - Google Patents
偏光板製造溶液の再生装置及びその方法 Download PDFInfo
- Publication number
- JP6297141B2 JP6297141B2 JP2016518286A JP2016518286A JP6297141B2 JP 6297141 B2 JP6297141 B2 JP 6297141B2 JP 2016518286 A JP2016518286 A JP 2016518286A JP 2016518286 A JP2016518286 A JP 2016518286A JP 6297141 B2 JP6297141 B2 JP 6297141B2
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- Prior art keywords
- solution
- polarizing plate
- filter
- manufacturing
- production
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- 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.)
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- 238000004519 manufacturing process Methods 0.000 title claims description 281
- 238000000034 method Methods 0.000 title claims description 27
- 238000001914 filtration Methods 0.000 claims description 77
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 69
- 229920002451 polyvinyl alcohol Polymers 0.000 claims description 69
- 238000001816 cooling Methods 0.000 claims description 59
- NLKNQRATVPKPDG-UHFFFAOYSA-M potassium iodide Chemical compound [K+].[I-] NLKNQRATVPKPDG-UHFFFAOYSA-M 0.000 claims description 54
- KGBXLFKZBHKPEV-UHFFFAOYSA-N boric acid Chemical compound OB(O)O KGBXLFKZBHKPEV-UHFFFAOYSA-N 0.000 claims description 45
- 230000001172 regenerating effect Effects 0.000 claims description 44
- 239000004327 boric acid Substances 0.000 claims description 42
- 238000010438 heat treatment Methods 0.000 claims description 33
- 239000002245 particle Substances 0.000 claims description 24
- 238000004132 cross linking Methods 0.000 claims description 14
- 238000011069 regeneration method Methods 0.000 claims description 14
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 8
- 239000011630 iodine Substances 0.000 claims description 8
- 229910052740 iodine Inorganic materials 0.000 claims description 8
- 238000007599 discharging Methods 0.000 claims description 2
- 230000008569 process Effects 0.000 description 13
- 230000008929 regeneration Effects 0.000 description 12
- 238000004043 dyeing Methods 0.000 description 10
- 239000000047 product Substances 0.000 description 8
- 238000010586 diagram Methods 0.000 description 6
- 238000007711 solidification Methods 0.000 description 6
- 230000008023 solidification Effects 0.000 description 6
- 230000015271 coagulation Effects 0.000 description 5
- 238000005345 coagulation Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 239000012535 impurity Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 238000004064 recycling Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 230000002776 aggregation Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 125000005619 boric acid group Chemical group 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-M iodide Chemical compound [I-] XMBWDFGMSWQBCA-UHFFFAOYSA-M 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002244 precipitate Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/003—Filters in combination with devices for the removal of liquids
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
- B01D29/50—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition
- B01D29/56—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with multiple filtering elements, characterised by their mutual disposition in series connection
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D37/00—Processes of filtration
- B01D37/04—Controlling the filtration
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/58—Treatment of water, waste water, or sewage by removing specified dissolved compounds
-
- 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)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Polarising Elements (AREA)
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2013-0131175 | 2013-10-31 | ||
KR20130131175 | 2013-10-31 | ||
KR10-2014-0149609 | 2014-10-30 | ||
KR1020140149609A KR101650446B1 (ko) | 2013-10-31 | 2014-10-30 | 편광판 제조 용액 재생 장치 및 방법 |
PCT/KR2014/010327 WO2015065075A1 (ko) | 2013-10-31 | 2014-10-31 | 편광판 제조 용액 재생 장치 및 방법 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016520881A JP2016520881A (ja) | 2016-07-14 |
JP6297141B2 true JP6297141B2 (ja) | 2018-03-20 |
Family
ID=53388268
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016518286A Active JP6297141B2 (ja) | 2013-10-31 | 2014-10-31 | 偏光板製造溶液の再生装置及びその方法 |
Country Status (4)
Country | Link |
---|---|
JP (1) | JP6297141B2 (zh) |
KR (1) | KR101650446B1 (zh) |
CN (1) | CN105658299B (zh) |
TW (1) | TWI568486B (zh) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR102049544B1 (ko) * | 2015-12-09 | 2020-01-08 | 주식회사 엘지화학 | 편광필름 제조 폐용액의 재생처리 장치 및 방법 |
JP6841481B2 (ja) * | 2016-05-24 | 2021-03-10 | 株式会社ササクラ | 偏光板製造廃液の処理方法 |
JP6650652B2 (ja) * | 2016-12-07 | 2020-02-19 | 株式会社ササクラ | 偏光板製造廃液の処理方法および処理装置 |
CN110891698B (zh) * | 2017-07-10 | 2022-09-27 | 日东电工株式会社 | 层叠体及偏振膜的制造方法 |
TWI640556B (zh) * | 2017-09-13 | 2018-11-11 | 日商住友化學股份有限公司 | 用於製造偏光膜的方法與系統 |
TWI758546B (zh) * | 2017-10-02 | 2022-03-21 | 日商住友化學股份有限公司 | 聚乙烯醇系樹脂膜之製造方法 |
JP7260266B2 (ja) * | 2017-10-02 | 2023-04-18 | 住友化学株式会社 | 偏光フィルムの製造装置 |
JP7014559B2 (ja) * | 2017-10-02 | 2022-02-01 | 住友化学株式会社 | 偏光フィルムの製造方法 |
CN109970073B (zh) * | 2019-04-03 | 2020-10-09 | 无锡中天固废处置有限公司 | 一种偏光板废液回收制备硼酸、氯化钾的方法 |
JP7048950B2 (ja) * | 2020-03-27 | 2022-04-06 | 日東電工株式会社 | 偏光板製造廃液の処理方法 |
TWI811143B (zh) * | 2021-11-29 | 2023-08-01 | 財團法人工業技術研究院 | 廢偏光板回收系統與方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3172212B2 (ja) * | 1991-09-20 | 2001-06-04 | 日本板硝子株式会社 | 二酸化ケイ素膜の形成方法 |
JP4362211B2 (ja) * | 2000-06-28 | 2009-11-11 | 株式会社クラレ | 偏光フィルムの製造法 |
WO2004053543A1 (en) * | 2002-12-12 | 2004-06-24 | Sumitomo Chemical Company, Limited | Method for producing iodine type polarizing film |
JP2004272043A (ja) * | 2003-03-11 | 2004-09-30 | Fuji Photo Film Co Ltd | ポリマーフィルムのアルカリけん化処理方法 |
TWI264571B (en) * | 2006-01-23 | 2006-10-21 | Daxon Technology Inc | Gel, polarizer laminated by the gel and fabrication method thereof |
JP2009047969A (ja) * | 2007-08-21 | 2009-03-05 | Seiko Epson Corp | プロジェクタおよび表示装置 |
KR20090109264A (ko) * | 2008-04-15 | 2009-10-20 | 동우 화인켐 주식회사 | 편광필름 제조용 폐액으로부터 염색액을 회수하는 방법 및회수된 염색액을 이용한 편광필름의 제조방법 |
CN201437509U (zh) * | 2008-10-28 | 2010-04-14 | 达信科技股份有限公司 | 偏光板制造工艺废液回收装置 |
KR101269674B1 (ko) * | 2010-07-12 | 2013-05-30 | 주식회사 엘지화학 | 편광판 제조시 발생된 폐액의 재활용 방법 |
JP5592824B2 (ja) * | 2011-03-24 | 2014-09-17 | 株式会社日本触媒 | 異物量が低減された熱可塑性樹脂成形体の製造方法 |
KR20130019364A (ko) * | 2011-08-16 | 2013-02-26 | 동우 화인켐 주식회사 | 폴리비닐알콜을 포함하는 편광자 제조 용액의 인-라인 정제 방법 |
-
2014
- 2014-10-30 KR KR1020140149609A patent/KR101650446B1/ko active IP Right Grant
- 2014-10-31 JP JP2016518286A patent/JP6297141B2/ja active Active
- 2014-10-31 CN CN201480004575.9A patent/CN105658299B/zh active Active
- 2014-10-31 TW TW103137855A patent/TWI568486B/zh active
Also Published As
Publication number | Publication date |
---|---|
CN105658299A (zh) | 2016-06-08 |
KR20150050497A (ko) | 2015-05-08 |
KR101650446B1 (ko) | 2016-08-23 |
CN105658299B (zh) | 2018-01-23 |
TW201529148A (zh) | 2015-08-01 |
JP2016520881A (ja) | 2016-07-14 |
TWI568486B (zh) | 2017-02-01 |
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