JP2020037510A - ガラス基板及びガラス基板の製造方法 - Google Patents
ガラス基板及びガラス基板の製造方法 Download PDFInfo
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- 239000011521 glass Substances 0.000 title claims abstract description 258
- 239000000758 substrate Substances 0.000 title claims abstract description 241
- 238000000034 method Methods 0.000 title claims abstract description 46
- 230000008569 process Effects 0.000 title abstract description 8
- 239000006121 base glass Substances 0.000 claims abstract description 197
- 239000002159 nanocrystal Substances 0.000 claims abstract description 87
- 238000002834 transmittance Methods 0.000 claims abstract description 19
- 150000003839 salts Chemical class 0.000 claims abstract description 17
- 150000002500 ions Chemical class 0.000 claims abstract description 10
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 9
- 238000003426 chemical strengthening reaction Methods 0.000 claims abstract description 7
- 238000005728 strengthening Methods 0.000 claims description 81
- 238000004519 manufacturing process Methods 0.000 claims description 71
- 239000013078 crystal Substances 0.000 claims description 42
- 238000007906 compression Methods 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 19
- 230000006835 compression Effects 0.000 claims description 16
- 229910018068 Li 2 O Inorganic materials 0.000 claims description 14
- 238000005452 bending Methods 0.000 claims description 14
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 12
- 229910010100 LiAlSi Inorganic materials 0.000 claims description 12
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 12
- 238000005342 ion exchange Methods 0.000 claims description 12
- 239000000919 ceramic Substances 0.000 claims description 10
- 239000012768 molten material Substances 0.000 claims description 6
- 239000002245 particle Substances 0.000 claims description 6
- 230000009477 glass transition Effects 0.000 claims description 4
- 238000010438 heat treatment Methods 0.000 abstract description 33
- 230000003014 reinforcing effect Effects 0.000 abstract description 2
- 239000008186 active pharmaceutical agent Substances 0.000 description 32
- 230000000052 comparative effect Effects 0.000 description 18
- 238000004458 analytical method Methods 0.000 description 13
- 238000000235 small-angle X-ray scattering Methods 0.000 description 13
- 239000002585 base Substances 0.000 description 8
- 230000002093 peripheral effect Effects 0.000 description 7
- 229910001414 potassium ion Inorganic materials 0.000 description 7
- 229910018125 Al-Si Inorganic materials 0.000 description 5
- 229910018520 Al—Si Inorganic materials 0.000 description 5
- 238000012545 processing Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009863 impact test Methods 0.000 description 4
- 229910010413 TiO 2 Inorganic materials 0.000 description 3
- 239000013256 coordination polymer Substances 0.000 description 3
- 239000004973 liquid crystal related substance Substances 0.000 description 3
- 239000002105 nanoparticle Substances 0.000 description 3
- 238000001464 small-angle X-ray scattering data Methods 0.000 description 3
- 229910001415 sodium ion Inorganic materials 0.000 description 3
- 238000002076 thermal analysis method Methods 0.000 description 3
- 230000007704 transition Effects 0.000 description 3
- 238000006124 Pilkington process Methods 0.000 description 2
- 229910001413 alkali metal ion Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000003280 down draw process Methods 0.000 description 2
- 230000014509 gene expression Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002667 nucleating agent Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- HMUNWXXNJPVALC-UHFFFAOYSA-N 1-[4-[2-(2,3-dihydro-1H-inden-2-ylamino)pyrimidin-5-yl]piperazin-1-yl]-2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)ethanone Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)N1CCN(CC1)C(CN1CC2=C(CC1)NN=N2)=O HMUNWXXNJPVALC-UHFFFAOYSA-N 0.000 description 1
- VZSRBBMJRBPUNF-UHFFFAOYSA-N 2-(2,3-dihydro-1H-inden-2-ylamino)-N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]pyrimidine-5-carboxamide Chemical compound C1C(CC2=CC=CC=C12)NC1=NC=C(C=N1)C(=O)NCCC(N1CC2=C(CC1)NN=N2)=O VZSRBBMJRBPUNF-UHFFFAOYSA-N 0.000 description 1
- LDXJRKWFNNFDSA-UHFFFAOYSA-N 2-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]ethanone Chemical compound C1CN(CC2=NNN=C21)CC(=O)N3CCN(CC3)C4=CN=C(N=C4)NCC5=CC(=CC=C5)OC(F)(F)F LDXJRKWFNNFDSA-UHFFFAOYSA-N 0.000 description 1
- YLZOPXRUQYQQID-UHFFFAOYSA-N 3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)-1-[4-[2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidin-5-yl]piperazin-1-yl]propan-1-one Chemical compound N1N=NC=2CN(CCC=21)CCC(=O)N1CCN(CC1)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F YLZOPXRUQYQQID-UHFFFAOYSA-N 0.000 description 1
- AFCARXCZXQIEQB-UHFFFAOYSA-N N-[3-oxo-3-(2,4,6,7-tetrahydrotriazolo[4,5-c]pyridin-5-yl)propyl]-2-[[3-(trifluoromethoxy)phenyl]methylamino]pyrimidine-5-carboxamide Chemical compound O=C(CCNC(=O)C=1C=NC(=NC=1)NCC1=CC(=CC=C1)OC(F)(F)F)N1CC2=C(CC1)NN=N2 AFCARXCZXQIEQB-UHFFFAOYSA-N 0.000 description 1
- CNLWCVNCHLKFHK-UHFFFAOYSA-N aluminum;lithium;dioxido(oxo)silane Chemical compound [Li+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O CNLWCVNCHLKFHK-UHFFFAOYSA-N 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000007499 fusion processing Methods 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- PAZHGORSDKKUPI-UHFFFAOYSA-N lithium metasilicate Chemical compound [Li+].[Li+].[O-][Si]([O-])=O PAZHGORSDKKUPI-UHFFFAOYSA-N 0.000 description 1
- 229910052912 lithium silicate Inorganic materials 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000007500 overflow downdraw method Methods 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000010298 pulverizing process Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000005496 tempering Methods 0.000 description 1
- 230000000930 thermomechanical effect Effects 0.000 description 1
- 229910052644 β-spodumene Inorganic materials 0.000 description 1
Classifications
-
- 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
- C03C4/00—Compositions for glass with special properties
-
- 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
- C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
- C03C10/0018—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents
- C03C10/0027—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing SiO2, Al2O3 and monovalent metal oxide as main constituents containing SiO2, Al2O3, Li2O as main constituents
-
- 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
- C03C14/00—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix
- C03C14/006—Glass compositions containing a non-glass component, e.g. compositions containing fibres, filaments, whiskers, platelets, or the like, dispersed in a glass matrix the non-glass component being in the form of microcrystallites, e.g. of optically or electrically active material
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B27/00—Tempering or quenching glass products
- C03B27/02—Tempering or quenching glass products using liquid
- C03B27/03—Tempering or quenching glass products using liquid the liquid being a molten metal or a molten salt
-
- 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
- C03C21/00—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface
- C03C21/001—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions
- C03C21/002—Treatment of glass, not in the form of fibres or filaments, by diffusing ions or metals in the surface in liquid phase, e.g. molten salts, solutions to perform ion-exchange between alkali ions
-
- 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
- C03C23/00—Other surface treatment of glass not in the form of fibres or filaments
- C03C23/007—Other surface treatment of glass not in the form of fibres or filaments by thermal treatment
-
- 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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
-
- 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
- C03C4/00—Compositions for glass with special properties
- C03C4/0092—Compositions for glass with special properties for glass with improved high visible transmittance, e.g. extra-clear glass
-
- 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
- C03C2201/00—Glass compositions
- C03C2201/06—Doped silica-based glasses
- C03C2201/30—Doped silica-based glasses containing metals
- C03C2201/50—Doped silica-based glasses containing metals containing alkali metals
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P40/00—Technologies relating to the processing of minerals
- Y02P40/50—Glass production, e.g. reusing waste heat during processing or shaping
- Y02P40/57—Improving the yield, e-g- reduction of reject rates
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Glass Compositions (AREA)
- Surface Treatment Of Glass (AREA)
- Glass Melting And Manufacturing (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
大して示した図面であり、一実施例のガラス基板の断面を示している。図4Bは、一実施例のガラス基板における圧縮応力のプロファイルを示す図である。
CW:ガラス基板
BG:ベースガラス
NC:ナノ結晶
Claims (22)
- SiO2、Al2O3、及びLi2Oを含むベースガラスと、
前記ベースガラスに含まれ、平均直径が5nm以上10nm以下のナノ結晶と、
を含むガラス基板。 - 前記ナノ結晶は、Liを含む結晶粒子である請求項1に記載のガラス基板。
- 前記ナノ結晶は、Li2Si2O5、Li2SiO3、LiAlSi2O6、及びLiAlSi3O3のうち少なくとも一つを含む請求項1に記載のガラス基板。
- 前記ナノ結晶は、前記ベースガラスの上部面及び下部面のうち少なくとも一つに隣接して形成される請求項1に記載のガラス基板。
- 前記ベースガラスの表面に圧縮応力層を含む請求項1に記載のガラス基板。
- 前記圧縮応力層の深さは結晶層の深さ以上であり、
前記結晶層の深さは前記ベースガラスの表面から前記ナノ結晶が配置された位置までの最大深さである請求項5に記載のガラス基板。 - 前記ナノ結晶は、前記圧縮応力層に含まれる請求項5に記載のガラス基板。
- 前記ナノ結晶が配置された結晶層は前記ベースガラスの上部面及び下部面それぞれに隣接して配置され、
前記結晶層それぞれの深さは前記ガラス基板の全体厚さの10%以下である請求項1に記載のガラス基板。 - 平坦部、及び前記平坦部と隣り合う少なくとも一つのベンディング部を含む請求項1に記載のガラス基板。
- 85%以上の透過率を有する請求項1に記載のガラス基板。
- SiO2、Al2O3、及びLi2Oを含むベースガラスを提供するステップと、
提供された前記ベースガラスを第1温度で熱処理するステップと、を含み、
前記第1温度は(Tg+50)℃以上(Ts+150)℃以下であり、
前記Tgは前記ベースガラスのガラス転移温度であり、前記Tsは前記ベースガラスの軟化点温度であるガラス基板の製造方法。 - 前記熱処理するステップはLiを含み、平均直径が5nm以上10nm以下のナノ結晶を形成するステップである請求項11に記載のガラス基板の製造方法。
- 前記ナノ結晶は、前記ベースガラスの上部面及び下部面のうち少なくとも一つに隣接して形成される請求項12に記載のガラス基板の製造方法。
- 前記ベースガラスを強化するステップを更に含む請求項11に記載のガラス基板の製造方法。
- 前記強化するステップは、熱処理された前記ベースガラスに強化溶融塩を提供し、第2温度で化学強化処理するステップである請求項14に記載のガラス基板の製造方法。
- 前記第2温度は、前記第1温度以下である請求項15に記載のガラス基板の製造方法。
- 前記強化溶融塩は、Li+、Na+、K+、Rb+、及びCs+からなる群より選択されるいずれか一つのイオンを含む単一塩であるか、または、Li+、Na+、K+、Rb+、及びCs+からなる群より選択される少なくとも2種以上のイオンを含む混合塩である請求項15に記載のガラス基板の製造方法。
- 前記化学強化処理するステップは、第1強化温度でイオン交換処理する第1強化ステップと、
前記第1強化温度以下の第2強化温度でイオン交換処理する第2強化ステップと、を含む請求項15に記載のガラス基板の製造方法。 - 前記Tgは400℃以上700℃以下であり、前記Tsは500℃以上750℃以下である請求項11に記載のガラス基板の製造方法。
- 前記熱処理するステップは、前記ベースガラスを間に挟んで両側に耐熱ガラス基板を配置して熱処理するステップである請求項11に記載のガラス基板の製造方法。
- 前記ベースガラスを用意するステップは、
セラミック粉末及びガラス粉末を混合して混合溶融材料を形成するステップと、
前記混合溶融材料を板状に成形するステップと、を含む請求項11に記載のガラス基板の製造方法。 - 前記セラミック粉末は、Liを含むナノ結晶である請求項21に記載のガラス基板の製造方法。
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KR1020180104510A KR102657561B1 (ko) | 2018-09-03 | 2018-09-03 | 유리 기판 및 유리 기판의 제조 방법 |
KR10-2018-0104510 | 2018-09-03 |
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US (1) | US11161777B2 (ja) |
EP (1) | EP3617163A1 (ja) |
JP (1) | JP7460339B2 (ja) |
KR (1) | KR102657561B1 (ja) |
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CN113480157A (zh) * | 2021-08-17 | 2021-10-08 | 京东方杰恩特喜科技有限公司 | 钢化玻璃及其制备方法 |
CN114163143B (zh) * | 2021-12-18 | 2022-10-25 | 武汉理工大学 | 一种卤化物纳米晶弥散玻璃及其应用 |
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JPS59207850A (ja) * | 1983-05-09 | 1984-11-26 | コ−ニング・グラス・ワ−クス | カリウム・フロロリヒテル閃石のガラスセラミック体 |
JPH08151228A (ja) * | 1994-11-25 | 1996-06-11 | Asahi Glass Co Ltd | 表面結晶化高強度ガラス、その製法及びその用途 |
JPH1091933A (ja) * | 1997-08-18 | 1998-04-10 | Hitachi Ltd | 磁気ディスク用基板 |
JP2001184624A (ja) * | 1999-10-05 | 2001-07-06 | Ohara Inc | 情報記憶媒体用ガラスセラミックス基板 |
JP2002211971A (ja) * | 2000-11-17 | 2002-07-31 | Nippon Electric Glass Co Ltd | ガラスセラミックス誘電体材料、焼結体及びマイクロ波用回路部材 |
JP2007223884A (ja) * | 2005-10-07 | 2007-09-06 | Ohara Inc | 無機組成物 |
JP2008254984A (ja) * | 2007-04-06 | 2008-10-23 | Ohara Inc | 無機組成物物品 |
JP2010030840A (ja) * | 2008-07-29 | 2010-02-12 | Ohara Inc | リチウムイオン伝導性ガラスセラミックスの製造方法 |
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- 2019-09-03 CN CN201910839435.8A patent/CN110872176B/zh active Active
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US20200071225A1 (en) | 2020-03-05 |
TW202036896A (zh) | 2020-10-01 |
US11161777B2 (en) | 2021-11-02 |
JP7460339B2 (ja) | 2024-04-02 |
CN110872176A (zh) | 2020-03-10 |
KR102657561B1 (ko) | 2024-04-16 |
EP3617163A1 (en) | 2020-03-04 |
KR20200027110A (ko) | 2020-03-12 |
CN110872176B (zh) | 2023-05-12 |
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