JP2016500623A - 透明拡散oled基材の製造方法及び得られた基材 - Google Patents
透明拡散oled基材の製造方法及び得られた基材 Download PDFInfo
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- 239000000758 substrate Substances 0.000 title claims abstract description 50
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 9
- 238000009792 diffusion process Methods 0.000 title abstract 2
- 239000011521 glass Substances 0.000 claims abstract description 60
- 239000011248 coating agent Substances 0.000 claims abstract description 18
- 238000000576 coating method Methods 0.000 claims abstract description 18
- 210000003298 dental enamel Anatomy 0.000 claims abstract description 16
- 239000002002 slurry Substances 0.000 claims abstract description 15
- 239000005357 flat glass Substances 0.000 claims abstract description 11
- 238000002844 melting Methods 0.000 claims abstract description 8
- 230000008018 melting Effects 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 43
- 239000002245 particle Substances 0.000 claims description 30
- 238000005498 polishing Methods 0.000 claims description 9
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 8
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 7
- 229910052593 corundum Inorganic materials 0.000 claims description 4
- 239000010431 corundum Substances 0.000 claims description 4
- 239000000203 mixture Substances 0.000 claims description 4
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 4
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 4
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 2
- 229910052582 BN Inorganic materials 0.000 claims description 2
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 claims description 2
- PZNSFCLAULLKQX-UHFFFAOYSA-N Boron nitride Chemical compound N#B PZNSFCLAULLKQX-UHFFFAOYSA-N 0.000 claims description 2
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 2
- 239000011246 composite particle Substances 0.000 claims description 2
- 239000011258 core-shell material Substances 0.000 claims description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 claims description 2
- -1 white corundum) Chemical compound 0.000 claims description 2
- 239000010410 layer Substances 0.000 description 23
- 238000000605 extraction Methods 0.000 description 9
- 238000000149 argon plasma sintering Methods 0.000 description 7
- 238000005530 etching Methods 0.000 description 6
- 238000010304 firing Methods 0.000 description 4
- 238000007788 roughening Methods 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 239000012044 organic layer Substances 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 230000003746 surface roughness Effects 0.000 description 3
- 239000001856 Ethyl cellulose Substances 0.000 description 2
- ZZSNKZQZMQGXPY-UHFFFAOYSA-N Ethyl cellulose Chemical compound CCOCC1OC(OC)C(OCC)C(OCC)C1OC1C(O)C(O)C(OC)C(CO)O1 ZZSNKZQZMQGXPY-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 235000019325 ethyl cellulose Nutrition 0.000 description 2
- 229920001249 ethyl cellulose Polymers 0.000 description 2
- 239000005329 float glass Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 238000007517 polishing process Methods 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 1
- 150000007513 acids Chemical class 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 239000005391 art glass Substances 0.000 description 1
- 239000011230 binding agent Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000003486 chemical etching Methods 0.000 description 1
- 239000007795 chemical reaction product Substances 0.000 description 1
- 239000011362 coarse particle Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229910021488 crystalline silicon dioxide Inorganic materials 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 230000005693 optoelectronics Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 239000002985 plastic film Substances 0.000 description 1
- 229920006255 plastic film Polymers 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000000527 sonication Methods 0.000 description 1
- 238000004528 spin coating Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
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- C03C17/3411—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions with at least two coatings of inorganic materials
- C03C17/3417—Surface treatment of glass, not in the form of fibres or filaments, by coating with at least two coatings having different compositions with at least two coatings of inorganic materials all coatings being oxide coatings
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- C03C19/00—Surface treatment of glass, not in the form of fibres or filaments, by mechanical means
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C8/00—Enamels; Glazes; Fusion seal compositions being frit compositions having non-frit additions
- C03C8/02—Frit compositions, i.e. in a powdered or comminuted form
- C03C8/04—Frit compositions, i.e. in a powdered or comminuted form containing zinc
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- H10K50/00—Organic light-emitting devices
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- H10K77/10—Substrates, e.g. flexible substrates
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/001—General methods for coating; Devices therefor
- C03C17/002—General methods for coating; Devices therefor for flat glass, e.g. float glass
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/02—Surface treatment of glass, not in the form of fibres or filaments, by coating with glass
- C03C17/04—Surface treatment of glass, not in the form of fibres or filaments, by coating with glass by fritting glass powder
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- C03—GLASS; MINERAL OR SLAG WOOL
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- C03C2217/00—Coatings on glass
- C03C2217/20—Materials for coating a single layer on glass
- C03C2217/21—Oxides
- C03C2217/23—Mixtures
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/70—Properties of coatings
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03C—CHEMICAL COMPOSITION OF GLASSES, GLAZES OR VITREOUS ENAMELS; SURFACE TREATMENT OF GLASS; SURFACE TREATMENT OF FIBRES OR FILAMENTS MADE FROM GLASS, MINERALS OR SLAGS; JOINING GLASS TO GLASS OR OTHER MATERIALS
- C03C2217/00—Coatings on glass
- C03C2217/90—Other aspects of coatings
- C03C2217/94—Transparent conductive oxide layers [TCO] being part of a multilayer coating
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- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
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- C03C2217/00—Coatings on glass
- C03C2217/90—Other aspects of coatings
- C03C2217/94—Transparent conductive oxide layers [TCO] being part of a multilayer coating
- C03C2217/948—Layers comprising indium tin oxide [ITO]
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- C03C2218/10—Deposition methods
- C03C2218/17—Deposition methods from a solid phase
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- C03C2218/00—Methods for coating glass
- C03C2218/30—Aspects of methods for coating glass not covered above
- C03C2218/31—Pre-treatment
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- Y10T428/00—Stock material or miscellaneous articles
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Abstract
Description
(a)平坦な半透明ガラス基材の片面又は両面を研磨スラリーを使用してラッピング加工して、算術平均偏差Raが0.1μmと2.0μmの間、好ましくは0.15μmと1.5μmの間、より好ましくは0.2μmと1.0μmの間、最も好ましくは0.25μmと0.8μmの間の粗さプロファイルを有する少なくとも1つの粗面を有する平板ガラス基材を得る工程、
(b)1つの粗面又は2つの粗面の一方を、屈折率が少なくとも1.7、好ましくは1.7と2.2の間の高屈折率ガラスフリットでコーティングする工程であって、高屈折率ガラスフリットの量をフリットの溶融後に粗面の粗さプロファイルを完全に覆うのに充分なものとする工程、
(c)コーティングを施した基材を高屈折率ガラスフリットの溶融温度より高く下の基材の軟化温度より低い温度まで加熱して、一方の粗面の上に高屈折率エナメルを生じさせる工程、
を含む。
Bi2O3: 55〜75wt%
BaO: 0〜20wt%
ZnO: 0〜20wt%
Al2O3: 1〜7wt%
SiO2: 5〜15wt%
B2O3: 5〜20wt%
Na2O: 0.1〜1wt%
CeO2: 0〜0.1wt%
を有する。
・片面又は両面に上述したような粗さプロファイルを有する半透明の平板ガラス基材、
・該粗面の粗さプロファイルを完全に覆う、屈折率が少なくとも1.7、好ましくは1.7と2.2の間の高屈折率エナメル、そして任意選択的に、
・該高屈折率エナメル上にコーティングされた透明導電層、
を含む、本発明の方法で得られる透明OLED基材は、これまでのところ従来技術の文献に記載されておらず、従ってやはり本発明の対象とするものである。
Claims (15)
- 以下の一連の工程、すなわち、
(a)平坦な半透明ガラス基材の片面又は両面を研磨スラリーを使用してラッピング加工して、算術平均偏差Raが0.1μmと2.0μmの間、好ましくは0.15μmと1.5μmの間、より好ましくは0.2μmと1.0μmの間、最も好ましくは0.25μmと0.8μmの間の粗さプロファイルを有する少なくとも1つの粗面を有する平板ガラス基材を得る工程、
(b)1つの粗面又は2つの粗面のうちの一方を、屈折率が少なくとも1.7、好ましくは1.7と2.2の間の高屈折率ガラスフリットでコーティングする工程であって、高屈折率ガラスフリットの量を該フリットの溶融後に粗面の粗さプロファイルを完全に覆うのに充分なものとする工程、
(c)コーティングを施した基材を高屈折率ガラスフリットの溶融温度より高く下の基材の軟化温度より低い温度まで加熱して、一方の粗面の上に高屈折率エナメルを生じさせる工程、
を含む、透明な拡散OLED基材の製造方法。 - 前記工程(a)の研磨スラリーが少なくとも1800HK、好ましくは少なくとも2000HKのヌープ硬度を有する研磨粒子を含有する、請求項1に記載の方法。
- 前記研磨粒子を、酸化アルミニウム(白色コランダムを含む)、炭化ケイ素(SiC)、特に黒色及び緑色SiC、ドープされた酸化ジルコニウム、例えばMg、Y又はCeをドープされた酸化ジルコニウム、窒化ホウ素、これらの粒子の混合物、及びコアシェル複合粒子、例えばSiCで被覆したアルミナなど、からなる群から、特に白色コランダム又は緑色SiC粒子から選択する、請求項2に記載の方法。
- 前記研磨粒子が、500〜5000メッシュ、好ましくは800〜3500メッシュ、より好ましくは1000〜3200メッシュ、最も好ましくは2000〜3000メッシュの範囲にある平均粒径を有する、請求項2又は3に記載の方法。
- 前記ラッピング加工工程(a)を前記平板ガラス基材の両面で同時に行う、請求項1に記載の方法。
- 前記工程(a)でのラッピング加工圧力が1.38kPaと6.89kPaの間である、請求項1に記載の方法。
- 前記工程(a)でのラッピング加工時間が3分と60分の間、好ましくは5分と30分の間、より好ましくは10分と20分の間である、請求項1に記載の方法。
- 前記工程(a)から得られる、面の一方又は両方を粗化した前記平板ガラス基材の曇り度が85%と97%の間、好ましくは87%と96%の間である、請求項1に記載の方法。
- 前記工程(b)で粗面上にコーティングする前記高屈折率ガラスフリットの量が15g/m2と100g/m2の間、好ましくは20g/m2と90g/m2の間、より好ましくは25g/m2と80g/m2の間、最も好ましくは30g/m2と70g/m2の間である、請求項1に記載の方法。
- 前記ガラスフリット及び結果として生じる前記エナメルが散乱粒子、例えばSiO2又はTiO2粒子など、を実質的に含まない、請求項1に記載の方法。
- 工程(a)に供する前記平坦な半透明ガラス基材の厚さが0.1mmと5mmの間、好ましくは0.3mmと1.6mmの間である、請求項1に記載の方法。
- 工程(c)から得られた前記高屈折率エナメルに透明導電層、好ましくは透明導電性酸化物をコーティングすることを更に含む、請求項1に記載の方法。
- 前記高屈折率ガラスフリットが以下の組成、すなわち、
Bi2O3: 55〜75wt%
BaO: 0〜20wt%
ZnO: 0〜20wt%
Al2O3: 1〜7wt%
SiO2: 5〜15wt%
B2O3: 5〜20wt%
Na2O: 0.1〜1wt%
CeO2: 0〜0.1wt%
を有する、請求項1に記載の方法。 - 請求項1〜11のいずれかに記載の方法に従って得られる透明OLED基材。
- 請求項14に記載の透明基材を含むOLED。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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EP12306179.8 | 2012-09-28 | ||
EP12306179.8A EP2712851B1 (en) | 2012-09-28 | 2012-09-28 | Method of producing a transparent diffusive oled substrate |
PCT/EP2013/069869 WO2014048927A1 (en) | 2012-09-28 | 2013-09-24 | Method of producing a transparent diffusive oled substrate and substrate obtained |
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JP2016500623A true JP2016500623A (ja) | 2016-01-14 |
JP6114395B2 JP6114395B2 (ja) | 2017-04-12 |
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JP2015533558A Active JP6114395B2 (ja) | 2012-09-28 | 2013-09-24 | 透明拡散oled基材の製造方法及び得られた基材 |
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US (1) | US9391300B2 (ja) |
EP (2) | EP2712851B1 (ja) |
JP (1) | JP6114395B2 (ja) |
KR (1) | KR102044296B1 (ja) |
CN (1) | CN104684860B (ja) |
ES (1) | ES2548048T3 (ja) |
MY (1) | MY172903A (ja) |
RU (1) | RU2638050C2 (ja) |
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WO (1) | WO2014048927A1 (ja) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
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EP2803644B1 (en) | 2013-05-17 | 2018-08-08 | Saint-Gobain Glass France | Transparent diffusive oled substrate and method for producing such a substrate |
EP2814078B1 (en) | 2013-06-14 | 2016-02-10 | Saint-Gobain Glass France | Transparent diffusive oled substrate and method for producing such a substrate |
GB201403223D0 (en) | 2014-02-24 | 2014-04-09 | Pilkington Group Ltd | Coated glazing |
FR3020179B1 (fr) * | 2014-04-22 | 2017-10-06 | Saint Gobain | Electrode supportee transparente pour oled |
FR3023979B1 (fr) | 2014-07-17 | 2016-07-29 | Saint Gobain | Support electroconducteur pour oled, oled l'incorporant, et sa fabrication. |
DE102014110971A1 (de) * | 2014-08-01 | 2016-02-04 | Osram Oled Gmbh | Optoelektronisches Bauelement und Verfahren zur Herstellung eines optoelektronischen Bauelements |
ES2637715T3 (es) * | 2014-12-01 | 2017-10-16 | Saint-Gobain Glass France | Sustrato OLED difusor transparente y método para producir dicho sustrato |
JP6507729B2 (ja) * | 2015-03-10 | 2019-05-08 | 日本電気硝子株式会社 | 透明導電膜付ガラス基板及びその製造方法 |
EP3082172A1 (en) | 2015-04-16 | 2016-10-19 | Saint-Gobain Glass France | Layered structure for an oled and a method for producing such a structure |
CN107102388A (zh) * | 2017-06-29 | 2017-08-29 | 中国科学院长春光学精密机械与物理研究所 | 一种漫反射板的制作方法及漫反射板 |
KR102655096B1 (ko) * | 2019-04-26 | 2024-04-04 | 쌩-고벵 글래스 프랑스 | 코팅 물품 및 이의 제조 방법 |
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2012
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- 2012-09-28 EP EP12306179.8A patent/EP2712851B1/en not_active Not-in-force
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JP2010198797A (ja) * | 2009-02-23 | 2010-09-09 | Nippon Electric Glass Co Ltd | 有機el素子用ガラス基板及びその製造方法 |
WO2011089343A1 (fr) * | 2010-01-22 | 2011-07-28 | Saint-Gobain Glass France | Substrat verrier revetu d'une couche haut indice sous un revetement electrode et dispositif electroluminescent organique comportant un tel substrat |
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Publication number | Publication date |
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RU2638050C2 (ru) | 2017-12-11 |
TW201429907A (zh) | 2014-08-01 |
TWI580654B (zh) | 2017-05-01 |
EP2712851B1 (en) | 2015-09-09 |
CN104684860A (zh) | 2015-06-03 |
KR20150060727A (ko) | 2015-06-03 |
EP2900614A1 (en) | 2015-08-05 |
WO2014048927A1 (en) | 2014-04-03 |
US20150255753A1 (en) | 2015-09-10 |
RU2015115516A (ru) | 2016-11-20 |
EP2712851A1 (en) | 2014-04-02 |
MY172903A (en) | 2019-12-13 |
JP6114395B2 (ja) | 2017-04-12 |
US9391300B2 (en) | 2016-07-12 |
ES2548048T3 (es) | 2015-10-13 |
CN104684860B (zh) | 2018-06-12 |
KR102044296B1 (ko) | 2019-11-13 |
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