JP7366346B2 - 強化ガラスの製造方法 - Google Patents
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- 239000005341 toughened glass Substances 0.000 title claims description 89
- 238000004519 manufacturing process Methods 0.000 title claims description 13
- 238000005342 ion exchange Methods 0.000 claims description 82
- 239000011521 glass Substances 0.000 claims description 77
- 238000005496 tempering Methods 0.000 claims description 45
- 150000003839 salts Chemical class 0.000 claims description 31
- 238000000034 method Methods 0.000 claims description 25
- 229910001415 sodium ion Inorganic materials 0.000 claims description 15
- 150000002500 ions Chemical class 0.000 claims description 12
- 229910001416 lithium ion Inorganic materials 0.000 claims description 10
- 229910018068 Li 2 O Inorganic materials 0.000 claims description 7
- 229910052708 sodium Inorganic materials 0.000 claims description 3
- 238000011282 treatment Methods 0.000 description 20
- 230000007423 decrease Effects 0.000 description 19
- 239000010410 layer Substances 0.000 description 18
- 239000000203 mixture Substances 0.000 description 14
- 238000004031 devitrification Methods 0.000 description 11
- 229910004298 SiO 2 Inorganic materials 0.000 description 8
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 8
- 238000007500 overflow downdraw method Methods 0.000 description 8
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 7
- 239000002344 surface layer Substances 0.000 description 7
- 239000002253 acid Substances 0.000 description 6
- 238000005728 strengthening Methods 0.000 description 6
- 229910013553 LiNO Inorganic materials 0.000 description 5
- 238000005191 phase separation Methods 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000005259 measurement Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 4
- 230000000052 comparative effect Effects 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N iron Substances [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 description 3
- 229920002554 vinyl polymer Polymers 0.000 description 3
- 229910006404 SnO 2 Inorganic materials 0.000 description 2
- 239000002313 adhesive film Substances 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000005530 etching Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 2
- 239000011819 refractory material Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 229910052596 spinel Inorganic materials 0.000 description 2
- 239000011029 spinel Substances 0.000 description 2
- 230000001629 suppression Effects 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910052845 zircon Inorganic materials 0.000 description 2
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 2
- 229910015902 Bi 2 O 3 Inorganic materials 0.000 description 1
- 229910021193 La 2 O 3 Inorganic materials 0.000 description 1
- 229910018071 Li 2 O 2 Inorganic materials 0.000 description 1
- 239000006018 Li-aluminosilicate Substances 0.000 description 1
- 241000699670 Mus sp. Species 0.000 description 1
- 238000006124 Pilkington process Methods 0.000 description 1
- 239000003082 abrasive agent Substances 0.000 description 1
- 239000006061 abrasive grain Substances 0.000 description 1
- 238000010306 acid treatment Methods 0.000 description 1
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000003426 chemical strengthening reaction Methods 0.000 description 1
- 239000005345 chemically strengthened glass Substances 0.000 description 1
- 229910052593 corundum Inorganic materials 0.000 description 1
- 239000010431 corundum Substances 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 238000003280 down draw process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005305 interferometry Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000006060 molten glass Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 239000004417 polycarbonate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 238000007372 rollout process Methods 0.000 description 1
- 238000010583 slow cooling Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
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Classifications
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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
- 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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/097—Glass compositions containing silica with 40% to 90% silica, by weight containing phosphorus, niobium or tantalum
-
- 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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
-
- 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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/083—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound
- C03C3/085—Glass compositions containing silica with 40% to 90% silica, by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal
-
- 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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/089—Glass compositions containing silica with 40% to 90% silica, by weight containing boron
- C03C3/091—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium
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- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Surface Treatment Of Glass (AREA)
- Glass Compositions (AREA)
Description
図1に示すように、本実施形態に係る強化ガラス1は、イオン交換により化学強化された板状の化学強化ガラスであり、圧縮応力層2と、引張応力層3とを備える。
以上のように構成された強化ガラス1は、例えば、以下の要領で製造できる。つまり、強化ガラス1の製造方法は、組成としてアルカリ金属酸化物を含み強化処理に供される板状のガラス(以下、強化用ガラスと称する)を用意する準備工程と、強化用ガラスに対してイオン交換処理を行うイオン交換工程とを含む。
2 圧縮応力層
3 引張応力層
10 擬似筐体
20 ガラス試料(強化ガラス)
30 サンドペーパー
40 定盤
50 光学粘着フィルム
60 ビニールテープ片
C 第1変曲点
D 第2変曲点
Claims (2)
- 表面および厚さTを有する強化ガラスの製造方法であって、
Li2OおよびNa2Oを含む強化用ガラスを、Naイオンを含む第1溶融塩に接触させ、前記強化用ガラスに前記Naイオンを導入する第1イオン交換工程と、
前記第1イオン交換工程の後に、前記強化用ガラスを、LiイオンとKイオンを含む第2溶融塩に接触させ、前記Naイオンの少なくとも一部を前記強化用ガラスから離脱させるとともに、前記Kイオンを前記強化用ガラスに導入する第2イオン交換工程とを備え、
圧縮応力を正の数、引張応力を負の数として、前記表面から深さ方向に応力を測定して得られる応力プロファイルが、前記表面から前記厚さTの半分の深さまでの間に、前記応力プロファイルの2次導関数がゼロとなる変曲点を有するように、前記第1イオン交換工程および前記第2イオン交換工程を行うことを特徴とする強化ガラスの製造方法。 - 前記第2イオン交換工程で、前記変曲点を形成する請求項1に記載の強化ガラスの製造方法。
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JP2023097009A JP7565000B2 (ja) | 2018-10-09 | 2023-06-13 | 強化ガラス |
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JP2018191054 | 2018-10-09 | ||
JP2018191054 | 2018-10-09 | ||
JP2018231539 | 2018-12-11 | ||
JP2018231539 | 2018-12-11 | ||
JP2018240718 | 2018-12-25 | ||
JP2018240718 | 2018-12-25 | ||
JP2019096352 | 2019-05-22 | ||
JP2019096352 | 2019-05-22 | ||
JP2019096572 | 2019-05-23 | ||
JP2019096572 | 2019-05-23 | ||
JP2019144811 | 2019-08-06 | ||
JP2019144811 | 2019-08-06 | ||
JP2019164611 | 2019-09-10 | ||
JP2019164611 | 2019-09-10 | ||
PCT/JP2019/039647 WO2020075709A1 (ja) | 2018-10-09 | 2019-10-08 | 強化ガラスおよび強化ガラスの製造方法 |
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JP2023097009A Division JP7565000B2 (ja) | 2018-10-09 | 2023-06-13 | 強化ガラス |
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JPWO2020075709A1 JPWO2020075709A1 (ja) | 2021-09-02 |
JPWO2020075709A5 JPWO2020075709A5 (ja) | 2022-07-06 |
JP7366346B2 true JP7366346B2 (ja) | 2023-10-23 |
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JP2020551165A Active JP7366346B2 (ja) | 2018-10-09 | 2019-10-08 | 強化ガラスの製造方法 |
JP2020551164A Active JP7367691B2 (ja) | 2018-10-09 | 2019-10-08 | 強化ガラスおよび強化ガラスの製造方法 |
JP2023097009A Active JP7565000B2 (ja) | 2018-10-09 | 2023-06-13 | 強化ガラス |
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JP2023097009A Active JP7565000B2 (ja) | 2018-10-09 | 2023-06-13 | 強化ガラス |
Country Status (6)
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US (1) | US20210371332A1 (ja) |
JP (3) | JP7366346B2 (ja) |
KR (2) | KR20210073544A (ja) |
CN (3) | CN112839913B (ja) |
TW (3) | TWI750516B (ja) |
WO (2) | WO2020075708A1 (ja) |
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Publication number | Priority date | Publication date | Assignee | Title |
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WO2019147733A1 (en) * | 2018-01-24 | 2019-08-01 | Corning Incorporated | Glass-based articles having high stress magnitude at depth |
JP7420152B2 (ja) | 2020-01-14 | 2024-01-23 | Agc株式会社 | 化学強化ガラス物品およびその製造方法 |
CN118184169A (zh) | 2020-07-31 | 2024-06-14 | Agc株式会社 | 化学强化玻璃及其制造方法 |
JP7327427B2 (ja) * | 2020-07-31 | 2023-08-16 | Agc株式会社 | 化学強化ガラスおよびその製造方法 |
CN116529211A (zh) * | 2020-09-25 | 2023-08-01 | 康宁股份有限公司 | 具有改善的掉落性能的玻璃基制品的应力分布曲线 |
KR20230128293A (ko) * | 2020-12-29 | 2023-09-04 | 니폰 덴키 가라스 가부시키가이샤 | 강화 유리판 및 그 제조 방법 |
US12065376B2 (en) | 2021-02-26 | 2024-08-20 | AGC Inc. | Chemically strengthened glass and manufacturing method thereof |
JPWO2022181812A1 (ja) * | 2021-02-26 | 2022-09-01 | ||
CN113562987B (zh) * | 2021-06-30 | 2023-05-23 | 重庆鑫景特种玻璃有限公司 | 微晶玻璃的化学强化方法、强化微晶玻璃及防护件 |
KR20240002411A (ko) | 2022-06-29 | 2024-01-05 | 현대자동차주식회사 | 탄소 저감형 열가소성 폴리우레탄 엘라스토머 조성물 및 이의 제조방법 |
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WO2017123596A1 (en) | 2016-01-13 | 2017-07-20 | Corning Incorporated | Ultra-thin, non-frangible glass and methods of making |
WO2017177109A1 (en) | 2016-04-08 | 2017-10-12 | Corning Incorporated | Glass-based articles including a stress profile comprising two regions, and methods of making |
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EP2307328A1 (en) | 2008-07-11 | 2011-04-13 | Corning Incorporated | Glass with compressive surface for consumer applications |
CN103999140B (zh) | 2011-12-16 | 2015-12-23 | 旭硝子株式会社 | 显示器用保护玻璃、显示器用保护玻璃的制造方法 |
WO2015195419A2 (en) * | 2014-06-19 | 2015-12-23 | Corning Incorporated | Strengthened glass with deep depth of compression |
DK3169639T3 (da) * | 2014-07-25 | 2022-01-03 | Corning Inc | Forstærket glas med dyb kompressionsdybde |
US10150698B2 (en) * | 2014-10-31 | 2018-12-11 | Corning Incorporated | Strengthened glass with ultra deep depth of compression |
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CN115650602B (zh) | 2016-01-21 | 2024-06-18 | Agc株式会社 | 化学强化玻璃以及化学强化用玻璃 |
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JP2015511573A (ja) | 2012-02-29 | 2015-04-20 | コーニング インコーポレイテッド | 非誤差関数圧縮応力プロファイルによるイオン交換ガラス |
WO2017123596A1 (en) | 2016-01-13 | 2017-07-20 | Corning Incorporated | Ultra-thin, non-frangible glass and methods of making |
WO2017177109A1 (en) | 2016-04-08 | 2017-10-12 | Corning Incorporated | Glass-based articles including a stress profile comprising two regions, and methods of making |
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TW202028147A (zh) | 2020-08-01 |
CN112839913B (zh) | 2023-03-28 |
TW202028148A (zh) | 2020-08-01 |
CN112839913A (zh) | 2021-05-25 |
US20210371332A1 (en) | 2021-12-02 |
CN112888663A (zh) | 2021-06-01 |
WO2020075709A1 (ja) | 2020-04-16 |
TW202144307A (zh) | 2021-12-01 |
KR20210073544A (ko) | 2021-06-18 |
US20210387904A1 (en) | 2021-12-16 |
KR20210073545A (ko) | 2021-06-18 |
TWI750515B (zh) | 2021-12-21 |
JP2023107902A (ja) | 2023-08-03 |
WO2020075708A1 (ja) | 2020-04-16 |
TWI820462B (zh) | 2023-11-01 |
CN117125904A (zh) | 2023-11-28 |
JPWO2020075709A1 (ja) | 2021-09-02 |
JP7367691B2 (ja) | 2023-10-24 |
TWI750516B (zh) | 2021-12-21 |
CN112888663B (zh) | 2023-12-08 |
JPWO2020075708A1 (ja) | 2021-09-02 |
JP7565000B2 (ja) | 2024-10-10 |
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