JP6807637B2 - 偏光子の検査方法および偏光板の製造方法 - Google Patents
偏光子の検査方法および偏光板の製造方法 Download PDFInfo
- Publication number
- JP6807637B2 JP6807637B2 JP2015195108A JP2015195108A JP6807637B2 JP 6807637 B2 JP6807637 B2 JP 6807637B2 JP 2015195108 A JP2015195108 A JP 2015195108A JP 2015195108 A JP2015195108 A JP 2015195108A JP 6807637 B2 JP6807637 B2 JP 6807637B2
- Authority
- JP
- Japan
- Prior art keywords
- polarizer
- polarizing
- polarized
- imaging
- inspection method
- 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
- 238000000034 method Methods 0.000 title claims description 49
- 238000007689 inspection Methods 0.000 title claims description 44
- 238000004519 manufacturing process Methods 0.000 title claims description 24
- 229920005989 resin Polymers 0.000 claims description 64
- 239000011347 resin Substances 0.000 claims description 64
- 238000003384 imaging method Methods 0.000 claims description 42
- 239000000126 substance Substances 0.000 claims description 40
- 238000010521 absorption reaction Methods 0.000 claims description 16
- 230000007547 defect Effects 0.000 claims description 8
- 239000011241 protective layer Substances 0.000 claims description 4
- 230000001678 irradiating effect Effects 0.000 claims description 3
- 230000001681 protective effect Effects 0.000 description 68
- 238000011282 treatment Methods 0.000 description 38
- 239000003637 basic solution Substances 0.000 description 24
- 238000004042 decolorization Methods 0.000 description 23
- 238000002834 transmittance Methods 0.000 description 19
- 239000010410 layer Substances 0.000 description 17
- 238000005520 cutting process Methods 0.000 description 16
- 239000004372 Polyvinyl alcohol Substances 0.000 description 15
- 229920002451 polyvinyl alcohol Polymers 0.000 description 15
- 239000003929 acidic solution Substances 0.000 description 14
- 230000015572 biosynthetic process Effects 0.000 description 12
- 239000000463 material Substances 0.000 description 11
- 230000003287 optical effect Effects 0.000 description 9
- 238000004080 punching Methods 0.000 description 9
- 229910052783 alkali metal Inorganic materials 0.000 description 8
- 239000002585 base Substances 0.000 description 8
- 238000001035 drying Methods 0.000 description 8
- -1 polyethylene terephthalate Polymers 0.000 description 8
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 7
- 150000001340 alkali metals Chemical class 0.000 description 7
- 229910052740 iodine Inorganic materials 0.000 description 7
- 239000011630 iodine Substances 0.000 description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 7
- 239000004820 Pressure-sensitive adhesive Substances 0.000 description 6
- 239000012790 adhesive layer Substances 0.000 description 6
- 229910052784 alkaline earth metal Inorganic materials 0.000 description 6
- 150000001342 alkaline earth metals Chemical class 0.000 description 6
- 239000012467 final product Substances 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 150000007513 acids Chemical class 0.000 description 5
- 238000007127 saponification reaction Methods 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 239000002335 surface treatment layer Substances 0.000 description 5
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 4
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 4
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 4
- 230000001070 adhesive effect Effects 0.000 description 4
- 238000004140 cleaning Methods 0.000 description 4
- 238000007654 immersion Methods 0.000 description 4
- 230000010287 polarization Effects 0.000 description 4
- 238000004804 winding Methods 0.000 description 4
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- KRKNYBCHXYNGOX-UHFFFAOYSA-N citric acid Chemical compound OC(=O)CC(O)(C(O)=O)CC(O)=O KRKNYBCHXYNGOX-UHFFFAOYSA-N 0.000 description 3
- 239000000470 constituent Substances 0.000 description 3
- 238000004043 dyeing Methods 0.000 description 3
- 150000002148 esters Chemical class 0.000 description 3
- 238000011156 evaluation Methods 0.000 description 3
- 238000010030 laminating Methods 0.000 description 3
- 239000004417 polycarbonate Substances 0.000 description 3
- 229920000139 polyethylene terephthalate Polymers 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 3
- 238000006116 polymerization reaction Methods 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 description 2
- GRYLNZFGIOXLOG-UHFFFAOYSA-N Nitric acid Chemical compound O[N+]([O-])=O GRYLNZFGIOXLOG-UHFFFAOYSA-N 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 2
- 238000002441 X-ray diffraction Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 2
- WPYMKLBDIGXBTP-UHFFFAOYSA-N benzoic acid Chemical compound OC(=O)C1=CC=CC=C1 WPYMKLBDIGXBTP-UHFFFAOYSA-N 0.000 description 2
- 238000011088 calibration curve Methods 0.000 description 2
- 229920006026 co-polymeric resin Polymers 0.000 description 2
- 210000002858 crystal cell Anatomy 0.000 description 2
- 150000001925 cycloalkenes Chemical class 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 230000032798 delamination Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000004090 dissolution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000608 laser ablation Methods 0.000 description 2
- 239000002346 layers by function Substances 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 150000007522 mineralic acids Chemical class 0.000 description 2
- 229910017604 nitric acid Inorganic materials 0.000 description 2
- 229920005672 polyolefin resin Polymers 0.000 description 2
- 229920001155 polypropylene Polymers 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 239000005711 Benzoic acid Substances 0.000 description 1
- 229920002284 Cellulose triacetate Polymers 0.000 description 1
- KRHYYFGTRYWZRS-UHFFFAOYSA-N Fluorane Chemical compound F KRHYYFGTRYWZRS-UHFFFAOYSA-N 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 206010042674 Swelling Diseases 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
- 235000011054 acetic acid Nutrition 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 235000010233 benzoic acid Nutrition 0.000 description 1
- 229920002678 cellulose Polymers 0.000 description 1
- 239000001913 cellulose Substances 0.000 description 1
- 235000015165 citric acid Nutrition 0.000 description 1
- 238000004132 cross linking Methods 0.000 description 1
- 229920005994 diacetyl cellulose Polymers 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 239000005038 ethylene vinyl acetate Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 238000001879 gelation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 229910000040 hydrogen fluoride Inorganic materials 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000010365 information processing Effects 0.000 description 1
- 238000010330 laser marking Methods 0.000 description 1
- 239000003550 marker Substances 0.000 description 1
- 229910001507 metal halide Inorganic materials 0.000 description 1
- 150000005309 metal halides Chemical class 0.000 description 1
- 238000001634 microspectroscopy Methods 0.000 description 1
- 239000012046 mixed solvent Substances 0.000 description 1
- JFNLZVQOOSMTJK-KNVOCYPGSA-N norbornene Chemical compound C1[C@@H]2CC[C@H]1C=C2 JFNLZVQOOSMTJK-KNVOCYPGSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920006122 polyamide resin Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920005668 polycarbonate resin Polymers 0.000 description 1
- 239000004431 polycarbonate resin Substances 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011118 polyvinyl acetate Substances 0.000 description 1
- 229920002689 polyvinyl acetate Polymers 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 238000001291 vacuum drying Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J4/00—Measuring polarisation of light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
-
- 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
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/10—Beam splitting or combining systems
- G02B27/14—Beam splitting or combining systems operating by reflection only
- G02B27/149—Beam splitting or combining systems operating by reflection only using crossed beamsplitting surfaces, e.g. cross-dichroic cubes or X-cubes
-
- 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
-
- 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
- G02B5/3041—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 comprising multiple thin layers, e.g. multilayer stacks
- G02B5/305—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 comprising multiple thin layers, e.g. multilayer stacks including organic materials, e.g. polymeric layers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Biochemistry (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Polarising Elements (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015195108A JP6807637B2 (ja) | 2015-09-30 | 2015-09-30 | 偏光子の検査方法および偏光板の製造方法 |
| KR1020160123366A KR20170038688A (ko) | 2015-09-30 | 2016-09-26 | 편광자의 검사 방법 및 편광판의 제조 방법 |
| CN201610867936.3A CN106990117A (zh) | 2015-09-30 | 2016-09-29 | 偏振片的检查方法和偏光板的制造方法 |
| CN202311787608.9A CN117929404A (zh) | 2015-09-30 | 2016-09-29 | 偏振片的制造方法和偏振片的非偏振部的检查装置 |
| JP2020067413A JP6898492B2 (ja) | 2015-09-30 | 2020-04-03 | 偏光子の検査方法および偏光板の製造方法 |
| KR1020240071710A KR20240085234A (ko) | 2015-09-30 | 2024-05-31 | 편광자의 검사 방법 및 편광판의 제조 방법 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2015195108A JP6807637B2 (ja) | 2015-09-30 | 2015-09-30 | 偏光子の検査方法および偏光板の製造方法 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020067413A Division JP6898492B2 (ja) | 2015-09-30 | 2020-04-03 | 偏光子の検査方法および偏光板の製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017068121A JP2017068121A (ja) | 2017-04-06 |
| JP6807637B2 true JP6807637B2 (ja) | 2021-01-06 |
Family
ID=58492392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2015195108A Active JP6807637B2 (ja) | 2015-09-30 | 2015-09-30 | 偏光子の検査方法および偏光板の製造方法 |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP6807637B2 (zh) |
| KR (2) | KR20170038688A (zh) |
| CN (2) | CN106990117A (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102269201B1 (ko) * | 2018-08-22 | 2021-06-25 | 주식회사 엘지화학 | 마스크 필름 및 이를 이용한 편광판의 제조방법 |
| CN109817092A (zh) * | 2019-03-21 | 2019-05-28 | 京东方科技集团股份有限公司 | 一种偏光片对位装置及对位方法 |
| CN111054639B (zh) * | 2019-12-18 | 2021-04-13 | 南京冠石科技股份有限公司 | 一种偏光板在线检测装置 |
| CN112718028B (zh) * | 2020-12-24 | 2022-11-01 | 深圳先进技术研究院 | 一种光操控液滴运动材料及其制备方法和应用 |
Family Cites Families (25)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004198163A (ja) * | 2002-12-17 | 2004-07-15 | Sumitomo Chem Co Ltd | 保護フィルム粘着偏光板の欠陥検査方法 |
| US20040212555A1 (en) | 2003-04-23 | 2004-10-28 | Falco Mark A. | Portable electronic device with integrated display and camera and method therefore |
| JP2005037690A (ja) * | 2003-07-15 | 2005-02-10 | Yokogawa Electric Corp | ３次元共焦点レーザ顕微鏡システム |
| WO2005085919A1 (ja) * | 2004-03-08 | 2005-09-15 | Nitto Denko Corporation | 偏光子の製造方法、偏光板の製造方法、積層光学フィルムの製造方法、偏光子、偏光板、積層光学フィルムおよび画像表示装置 |
| JP4827226B2 (ja) * | 2004-03-25 | 2011-11-30 | 日東電工株式会社 | 偏光板の製造方法、偏光板およびそれを用いた画像表示装置 |
| JP2007079278A (ja) * | 2005-09-15 | 2007-03-29 | Univ Of Tokyo | 物質状態測定装置 |
| JP4869053B2 (ja) * | 2006-01-11 | 2012-02-01 | 日東電工株式会社 | 積層フィルムの製造方法、積層フィルムの欠陥検出方法、積層フィルムの欠陥検出装置、積層フィルム、及び画像表示装置 |
| JP5051874B2 (ja) * | 2006-01-11 | 2012-10-17 | 日東電工株式会社 | 積層フィルムの製造方法、積層フィルムの欠陥検出方法、積層フィルムの欠陥検出装置 |
| JP5248052B2 (ja) * | 2006-10-11 | 2013-07-31 | 日東電工株式会社 | 光学フィルムを有するシート状製品の欠点検査装置、その検査データ処理装置、その切断装置及びその製造システム |
| JP4646951B2 (ja) | 2007-06-06 | 2011-03-09 | 株式会社半導体エネルギー研究所 | センサ付き表示装置 |
| JP2009115759A (ja) * | 2007-11-09 | 2009-05-28 | Nitto Denko Corp | 欠点検査方法およびそれを用いた光学フィルムの製造方法 |
| JP5112268B2 (ja) * | 2007-12-06 | 2013-01-09 | 日東電工株式会社 | 画像表示装置の製造方法 |
| KR20100087837A (ko) * | 2009-01-29 | 2010-08-06 | 동우 화인켐 주식회사 | 편광격자 스크린, 이의 제조방법 및 이것이 구비된 3차원 화상표시장치 |
| JP5434457B2 (ja) | 2009-10-09 | 2014-03-05 | ソニー株式会社 | 光学ユニットおよび撮像装置 |
| JP5519330B2 (ja) * | 2010-02-26 | 2014-06-11 | 日東電工株式会社 | 切断情報決定方法、並びに、これを用いた帯状偏光シートの製造方法、光学表示ユニットの製造方法、帯状偏光シート及び偏光シート原反 |
| JP2011226957A (ja) * | 2010-04-21 | 2011-11-10 | Sanritz Corp | 偏光板の欠陥検査方法及び欠陥検査装置 |
| CN101975996B (zh) * | 2010-08-26 | 2012-07-04 | 江苏万新光学有限公司 | 一种具有局部偏振效果偏光膜的生产方法及装置 |
| US8467177B2 (en) | 2010-10-29 | 2013-06-18 | Apple Inc. | Displays with polarizer windows and opaque masking layers for electronic devices |
| KR101293210B1 (ko) | 2010-12-15 | 2013-08-05 | 주식회사 엘지화학 | 디스플레이 기기용 편광판의 구멍 형성 장치 및 방법 |
| KR101495759B1 (ko) | 2011-04-18 | 2015-02-26 | 주식회사 엘지화학 | 디스플레이 장치용 편광판, 이를 이용한 액정 패널 및 디스플레이 장치 |
| US9075199B2 (en) | 2012-10-30 | 2015-07-07 | Apple Inc. | Displays with polarizer layers for electronic devices |
| KR20150007719A (ko) * | 2013-07-12 | 2015-01-21 | 동우 화인켐 주식회사 | 편광판의 검사 방법 |
| JP6255186B2 (ja) * | 2013-08-07 | 2017-12-27 | 日東電工株式会社 | 光学部材の検査方法、光学製品の製造方法、及び、光学部材の検査装置 |
| KR20150086159A (ko) * | 2014-01-17 | 2015-07-27 | 주식회사 엘지화학 | 국지적으로 편광 해소 영역을 갖는 편광자 제조 방법, 이를 이용하여 제조된 편광자 및 편광판 |
| WO2015108261A1 (ko) * | 2014-01-17 | 2015-07-23 | 주식회사 엘지화학 | 국지적으로 편광 해소 영역을 갖는 편광자 제조 방법, 이를 이용하여 제조된 편광자 및 편광판 |
-
2015
- 2015-09-30 JP JP2015195108A patent/JP6807637B2/ja active Active
-
2016
- 2016-09-26 KR KR1020160123366A patent/KR20170038688A/ko not_active Application Discontinuation
- 2016-09-29 CN CN201610867936.3A patent/CN106990117A/zh active Pending
- 2016-09-29 CN CN202311787608.9A patent/CN117929404A/zh active Pending
-
2024
- 2024-05-31 KR KR1020240071710A patent/KR20240085234A/ko active Application Filing
Also Published As
| Publication number | Publication date |
|---|---|
| KR20240085234A (ko) | 2024-06-14 |
| CN106990117A (zh) | 2017-07-28 |
| KR20170038688A (ko) | 2017-04-07 |
| JP2017068121A (ja) | 2017-04-06 |
| CN117929404A (zh) | 2024-04-26 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR20240085234A (ko) | 편광자의 검사 방법 및 편광판의 제조 방법 | |
| JP6795883B2 (ja) | 偏光子の製造方法 | |
| JP6967131B2 (ja) | 偏光板の検査方法および検査装置 | |
| KR102314235B1 (ko) | 편광자의 검사 방법 및 편광판의 제조 방법 | |
| JP6898492B2 (ja) | 偏光子の検査方法および偏光板の製造方法 | |
| JP6955075B2 (ja) | 偏光子の製造方法 | |
| JP6986614B2 (ja) | 偏光子の製造方法 | |
| JP6666101B2 (ja) | 長尺状偏光子の検査方法 | |
| JP6704230B2 (ja) | 長尺状偏光子の検査方法、検査システムおよび製造方法 | |
| JP6706476B2 (ja) | 長尺状偏光子の検査方法 | |
| JP6556008B2 (ja) | 長尺状偏光子の検査方法 | |
| JP2017068063A (ja) | 偏光板の製造方法 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20180726 |
|
| A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20190516 |
|
| A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20190528 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20190719 |
|
| A02 | Decision of refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A02 Effective date: 20200107 |
|
| A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20200403 |
|
| C60 | Trial request (containing other claim documents, opposition documents) |
Free format text: JAPANESE INTERMEDIATE CODE: C60 Effective date: 20200403 |
|
| A911 | Transfer to examiner for re-examination before appeal (zenchi) |
Free format text: JAPANESE INTERMEDIATE CODE: A911 Effective date: 20200416 |
|
| C21 | Notice of transfer of a case for reconsideration by examiners before appeal proceedings |
Free format text: JAPANESE INTERMEDIATE CODE: C21 Effective date: 20200421 |
|
| A912 | Re-examination (zenchi) completed and case transferred to appeal board |
Free format text: JAPANESE INTERMEDIATE CODE: A912 Effective date: 20200703 |
|
| C211 | Notice of termination of reconsideration by examiners before appeal proceedings |
Free format text: JAPANESE INTERMEDIATE CODE: C211 Effective date: 20200707 |
|
| C22 | Notice of designation (change) of administrative judge |
Free format text: JAPANESE INTERMEDIATE CODE: C22 Effective date: 20200811 |
|
| C22 | Notice of designation (change) of administrative judge |
Free format text: JAPANESE INTERMEDIATE CODE: C22 Effective date: 20201006 |
|
| C23 | Notice of termination of proceedings |
Free format text: JAPANESE INTERMEDIATE CODE: C23 Effective date: 20201104 |
|
| C03 | Trial/appeal decision taken |
Free format text: JAPANESE INTERMEDIATE CODE: C03 Effective date: 20201208 |
|
| C30A | Notification sent |
Free format text: JAPANESE INTERMEDIATE CODE: C3012 Effective date: 20201208 |
|
| A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20201208 |
|
| R150 | Certificate of patent or registration of utility model |
Ref document number: 6807637 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
| R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |