CN1283699C - 纤维素膜的制造方法、纤维素膜、偏振片保护膜、光学功能膜、偏振片和液晶显示装置 - Google Patents
纤维素膜的制造方法、纤维素膜、偏振片保护膜、光学功能膜、偏振片和液晶显示装置 Download PDFInfo
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- CN1283699C CN1283699C CNB03120063XA CN03120063A CN1283699C CN 1283699 C CN1283699 C CN 1283699C CN B03120063X A CNB03120063X A CN B03120063XA CN 03120063 A CN03120063 A CN 03120063A CN 1283699 C CN1283699 C CN 1283699C
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- 229920002678 cellulose Polymers 0.000 title claims abstract description 116
- 239000001913 cellulose Substances 0.000 title claims abstract description 74
- 238000000034 method Methods 0.000 title claims abstract description 56
- 230000001681 protective effect Effects 0.000 title abstract description 11
- 239000004973 liquid crystal related substance Substances 0.000 title abstract description 9
- 230000003287 optical effect Effects 0.000 title abstract description 4
- 239000002904 solvent Substances 0.000 claims abstract description 107
- 238000004519 manufacturing process Methods 0.000 claims abstract description 71
- 239000000126 substance Substances 0.000 claims abstract description 59
- 239000003960 organic solvent Substances 0.000 claims abstract description 42
- 238000009835 boiling Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 11
- YMWUJEATGCHHMB-UHFFFAOYSA-N Dichloromethane Chemical compound ClCCl YMWUJEATGCHHMB-UHFFFAOYSA-N 0.000 claims description 96
- 239000012528 membrane Substances 0.000 claims description 68
- 238000001035 drying Methods 0.000 claims description 58
- 238000007766 curtain coating Methods 0.000 claims description 35
- 230000008961 swelling Effects 0.000 claims description 35
- 239000000470 constituent Substances 0.000 claims description 18
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 17
- 238000005266 casting Methods 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 9
- 239000002023 wood Substances 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000003068 static effect Effects 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- 238000007654 immersion Methods 0.000 claims description 5
- 229920002301 cellulose acetate Polymers 0.000 claims description 4
- 238000002156 mixing Methods 0.000 claims description 4
- 239000007787 solid Substances 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims 1
- 229920000642 polymer Polymers 0.000 abstract description 5
- 230000001105 regulatory effect Effects 0.000 abstract 4
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000000243 solution Substances 0.000 description 74
- 229920002284 Cellulose triacetate Polymers 0.000 description 61
- 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 61
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 51
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 33
- 230000000052 comparative effect Effects 0.000 description 12
- 238000003860 storage Methods 0.000 description 9
- 239000000203 mixture Substances 0.000 description 8
- 238000011144 upstream manufacturing Methods 0.000 description 7
- 238000010438 heat treatment Methods 0.000 description 6
- 239000013557 residual solvent Substances 0.000 description 6
- 150000001298 alcohols Chemical class 0.000 description 5
- 239000007789 gas Substances 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 5
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- 229940081735 acetylcellulose Drugs 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000004902 Softening Agent Substances 0.000 description 2
- 239000006096 absorbing agent Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000011259 mixed solution Substances 0.000 description 2
- 238000005507 spraying Methods 0.000 description 2
- 238000001149 thermolysis Methods 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229920000742 Cotton Polymers 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- -1 aliphatic alcohols Chemical class 0.000 description 1
- 150000001338 aliphatic hydrocarbons Chemical class 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000004817 gas chromatography Methods 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- JYVLIDXNZAXMDK-UHFFFAOYSA-N methyl propyl carbinol Natural products CCCC(C)O JYVLIDXNZAXMDK-UHFFFAOYSA-N 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000003223 protective agent Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007127 saponification reaction Methods 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 230000002522 swelling effect Effects 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Images
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
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0011—Casting solutions therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0009—Organic membrane manufacture by phase separation, sol-gel transition, evaporation or solvent quenching
- B01D67/0013—Casting processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/08—Polysaccharides
- B01D71/10—Cellulose; Modified cellulose
-
- 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
- B29C41/24—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
- B29C41/28—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 an endless belt
-
- 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
- B29C41/32—Making multilayered or multicoloured articles
-
- 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
- B29D7/00—Producing flat articles, e.g. films or sheets
- B29D7/01—Films or sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2323/00—Details relating to membrane preparation
- B01D2323/15—Use of additives
- B01D2323/16—Swelling agents
-
- 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
- B29K2001/00—Use of cellulose, modified cellulose or cellulose derivatives, e.g. viscose, as moulding material
-
- 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
- B29K2001/00—Use of cellulose, modified cellulose or cellulose derivatives, e.g. viscose, as moulding material
- B29K2001/08—Cellulose derivatives
- B29K2001/12—Cellulose acetate
-
- 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
- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/03—Viewing layer characterised by chemical composition
- C09K2323/031—Polarizer or dye
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K2323/00—Functional layers of liquid crystal optical display excluding electroactive liquid crystal layer characterised by chemical composition
- C09K2323/03—Viewing layer characterised by chemical composition
- C09K2323/035—Ester polymer, e.g. polycarbonate, polyacrylate or polyester
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Moulding By Coating Moulds (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
Description
| 总残留量(wt%) | 二氯甲烷残留量(wt%) | 正丁醇残留量(wt%) | |
| 实施例1[0.5wt%,溶剂气体] | 0.115 | 0.005 | 0.110 |
| 实施例2[0.5wt%,溶剂涂覆] | 0.115 | 0.005 | 0.110 |
| 实施例3[0.5wt%,水蒸汽] | 0.120 | 0.010 | 0.110 |
| 实施例4[0.5wt%,浸水] | 0.120 | 0.010 | 0.110 |
| 实施例5[0.5wt%,无溶胀] | 0.125 | 0.015 | 0.110 |
| 实施例6[0.1wt%,无溶胀] | 0.080 | 0.020 | 0.060 |
| 实施例7[1.0wt%,无溶胀] | 0.200 | 0.010 | 0.190 |
| 比较例1[0.09wt%,无溶胀] | 0.080 | 0.030 | 0.050 |
| 比较例2[1.01wt%,无溶胀] | 0.210 | 0.005 | 0.205 |
Claims (14)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002067086 | 2002-03-12 | ||
| JP200267086 | 2002-03-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1443797A CN1443797A (zh) | 2003-09-24 |
| CN1283699C true CN1283699C (zh) | 2006-11-08 |
Family
ID=28034932
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB03120063XA Expired - Fee Related CN1283699C (zh) | 2002-03-12 | 2003-03-12 | 纤维素膜的制造方法、纤维素膜、偏振片保护膜、光学功能膜、偏振片和液晶显示装置 |
Country Status (2)
| Country | Link |
|---|---|
| US (2) | US6887415B2 (zh) |
| CN (1) | CN1283699C (zh) |
Families Citing this family (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003145563A (ja) * | 2001-11-16 | 2003-05-20 | Fuji Photo Film Co Ltd | セルロースアシレートフィルム及びそれを用いた偏光板 |
| US6887415B2 (en) * | 2002-03-12 | 2005-05-03 | Fuji Photo Film Co., Ltd. | Production method of cellulose film, cellulose film, protective film for polarizing plate, optical functional film, polarizing plate, and liquid crystal display |
| JP3913613B2 (ja) * | 2002-06-04 | 2007-05-09 | 富士フイルム株式会社 | 溶液製膜方法、セルロースエステルフィルム、保護フィルム、および偏光板 |
| JP4279096B2 (ja) * | 2003-09-11 | 2009-06-17 | 富士フイルム株式会社 | 流延樹脂膜製造装置 |
| JP5044132B2 (ja) * | 2005-07-07 | 2012-10-10 | 富士フイルム株式会社 | 固体電解質フィルムの製造方法及び製造設備 |
| JP5093870B2 (ja) * | 2005-07-07 | 2012-12-12 | 富士フイルム株式会社 | 固体電解質複層フィルムの製造方法 |
| JP4969126B2 (ja) * | 2005-07-07 | 2012-07-04 | 富士フイルム株式会社 | 固体電解質フィルム及びその製造方法、製造設備並びに電極膜複合体及び燃料電池 |
| JP5036202B2 (ja) * | 2005-07-07 | 2012-09-26 | 富士フイルム株式会社 | 固体電解質フィルムの製造方法 |
| JP5044131B2 (ja) * | 2005-07-07 | 2012-10-10 | 富士フイルム株式会社 | 固体電解質複層フィルムの製造方法及び製造設備 |
| CN101346217B (zh) * | 2005-12-26 | 2011-08-31 | 柯尼卡美能达精密光学株式会社 | 纤维素膜的制造方法、制造装置、通过该制造装置制造的光学膜、使用该光学膜的偏振片及液晶显示装置 |
| JP5042074B2 (ja) * | 2007-03-12 | 2012-10-03 | 富士フイルム株式会社 | 溶液製膜方法及び溶液製膜設備 |
| JP5457003B2 (ja) * | 2007-11-16 | 2014-04-02 | 富士フイルム株式会社 | 溶液製膜方法及び溶液製膜設備 |
| US20110319530A1 (en) | 2010-06-29 | 2011-12-29 | Eastman Chemical Company | Processes for making cellulose estate/elastomer compositions |
| US9273195B2 (en) | 2010-06-29 | 2016-03-01 | Eastman Chemical Company | Tires comprising cellulose ester/elastomer compositions |
| US20130150484A1 (en) | 2011-12-07 | 2013-06-13 | Eastman Chemical Company | Cellulose esters in pneumatic tires |
| US10077342B2 (en) | 2016-01-21 | 2018-09-18 | Eastman Chemical Company | Elastomeric compositions comprising cellulose ester additives |
| CN108854566B (zh) * | 2017-05-10 | 2021-11-12 | 微宏动力系统(湖州)有限公司 | 一种用于制备多孔膜的液膜传送装置 |
| CN110900921A (zh) * | 2019-12-10 | 2020-03-24 | 湖南工业大学 | 一种pva液相成膜装置 |
| CN110948765A (zh) * | 2019-12-20 | 2020-04-03 | 长沙而道新能源科技有限公司 | 一种塑料管加工设备 |
| CN113457459B (zh) * | 2021-05-28 | 2022-11-11 | 浙江大学 | 一种聚酰胺功能复合膜的连续制备方法及装置 |
| CN115366450B (zh) * | 2021-12-28 | 2025-02-11 | 乐凯光电材料有限公司 | 两次流延装置及薄膜的两次流延制备方法 |
Family Cites Families (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2559073B2 (ja) * | 1990-04-19 | 1996-11-27 | 富士写真フイルム株式会社 | セルローストリアセテートフィルムの製造方法 |
| US5104450A (en) * | 1990-09-26 | 1992-04-14 | Eastman Kodak Company | Formulations of cellulose esters with arylene-bis(diaryl phosphate)s |
| JPH04275192A (ja) * | 1991-03-01 | 1992-09-30 | Fuji Photo Film Co Ltd | 熱転写受像材料 |
| JP2687260B2 (ja) * | 1991-09-30 | 1997-12-08 | 富士写真フイルム株式会社 | 溶液製膜方法 |
| US5314647A (en) * | 1992-07-20 | 1994-05-24 | Eastman Kodak Company | Method of making cellulose ester photographic film base |
| DE69623510T2 (de) * | 1995-01-19 | 2003-01-09 | Daicel Chemical Industries, Ltd. | Celluloseacetatlösung und Verfahren zu ihrer Herstellung |
| US5914397A (en) * | 1995-03-31 | 1999-06-22 | Daicel Chemical Industries, Ltd. | Cellulose acetate excellent in physical strength, and process for production thereof |
| JP4035181B2 (ja) * | 1996-07-30 | 2008-01-16 | ダイセル化学工業株式会社 | セルロースの混合脂肪酸エステル、その溶液およびセルロースの混合脂肪酸エステルフイルム |
| US6320042B1 (en) * | 1999-03-03 | 2001-11-20 | Konica Corporation | Polarizing plate protective cellulose triacetate film |
| US7038744B2 (en) * | 2002-01-09 | 2006-05-02 | Konica Corporation | Polarizing plate having a stretched film on a side thereof and liquid crystal display employing the same |
| JP3974422B2 (ja) * | 2002-02-20 | 2007-09-12 | 富士フイルム株式会社 | 溶液製膜方法 |
| US6887415B2 (en) * | 2002-03-12 | 2005-05-03 | Fuji Photo Film Co., Ltd. | Production method of cellulose film, cellulose film, protective film for polarizing plate, optical functional film, polarizing plate, and liquid crystal display |
| JP3913613B2 (ja) * | 2002-06-04 | 2007-05-09 | 富士フイルム株式会社 | 溶液製膜方法、セルロースエステルフィルム、保護フィルム、および偏光板 |
-
2003
- 2003-03-12 US US10/385,857 patent/US6887415B2/en not_active Expired - Fee Related
- 2003-03-12 CN CNB03120063XA patent/CN1283699C/zh not_active Expired - Fee Related
-
2005
- 2005-04-11 US US11/102,821 patent/US7250201B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1443797A (zh) | 2003-09-24 |
| US7250201B2 (en) | 2007-07-31 |
| US20030173703A1 (en) | 2003-09-18 |
| US20050181147A1 (en) | 2005-08-18 |
| US6887415B2 (en) | 2005-05-03 |
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