KR102989552B1 - 강화 유리판 및 그 제조 방법 - Google Patents
강화 유리판 및 그 제조 방법Info
- Publication number
- KR102989552B1 KR102989552B1 KR1020237030161A KR20237030161A KR102989552B1 KR 102989552 B1 KR102989552 B1 KR 102989552B1 KR 1020237030161 A KR1020237030161 A KR 1020237030161A KR 20237030161 A KR20237030161 A KR 20237030161A KR 102989552 B1 KR102989552 B1 KR 102989552B1
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- glass plate
- li2o
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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
- 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
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B17/00—Forming molten glass by flowing-out, pushing-out, extruding or drawing downwardly or laterally from forming slits or by overflowing over lips
- C03B17/06—Forming glass sheets
-
- 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
-
- 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
- C03C3/089—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
-
- 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
- C03C3/093—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium containing zinc or zirconium
-
- 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
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Geochemistry & Mineralogy (AREA)
- Theoretical Computer Science (AREA)
- Ceramic Engineering (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Human Computer Interaction (AREA)
- Glass Compositions (AREA)
Abstract
Description
도 2는 도 1에 나타낸 응력 프로파일에 있어서의 저압축 응력영역을 확대한 설명도이다.
도 3은 굴곡점을 갖는 응력 프로파일을 예시하는 설명도이다.
도 4는 실시예의 란에 나타낸 시료 No. 0001∼0004의 응력 프로파일이다.
Claims (17)
- 표면에 압축 응력층을 갖는 강화 유리에 있어서, 유리 조성으로서, 몰%로 SiO2 45∼70%, Al2O3 9∼25%, B2O3 0∼10%, Li2O 5∼15%, Na2O 1∼21%, K2O 0∼10%, MgO 0.03∼10%, ZnO 1.5∼10%, P2O5 0∼15%, SnO2 0.001∼0.30%, TiO2 0∼1.5%를 함유하고, [Li2O]+[Na2O]+[K2O]≥15%이며, 또한 ([Li2O]+[Na2O]+[K2O]+[ZnO])/[Al2O3]≥1.1인 것을 특징으로 하는 강화 유리판.
- 삭제
- 제 1 항에 있어서,
Cl의 함유량이 0.02몰% 이상인 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
연화점이 900℃ 이하인 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
압축 응력층의 최표면의 압축 응력값이 200∼1200MPa이며, 또한 깊이 30㎛에 있어서의 압축 응력값이 70∼400MPa인 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
압축 응력층의 응력깊이가 50∼200㎛인 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
고온점도 102.5dPa·s에 있어서의 온도가 1600℃ 이하인 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
판 두께방향의 중앙부에 오버플로우 합류면을 갖는 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
터치패널 디스플레이의 커버 유리에 사용하는 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
Fe2O3의 함유량이 0.001∼0.1몰%인 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
TiO2의 함유량이 0.001∼0.1몰%인 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
두께방향의 응력 프로파일이 적어도 제 1 피크, 제 2 피크, 제 1 보텀, 제 2 보텀을 갖는 것을 특징으로 하는 강화 유리판. - 제 1 항에 있어서,
두께방향의 응력 프로파일이 굴곡점을 갖는 것을 특징으로 하는 강화 유리판. - 유리 조성으로서, 몰%로 SiO2 45∼70%, Al2O3 9∼25%, B2O3 0∼10%, Li2O 5∼15%, Na2O 1∼21%, K2O 0∼10%, MgO 0.03∼10%, ZnO 1.5∼10%, P2O5 0∼15%, SnO2 0.001∼0.30%, TiO2 0∼1.5%를 함유하고, [Li2O]+[Na2O]+[K2O]≥15%이며, 또한 ([Li2O]+[Na2O]+[K2O]+[ZnO])/[Al2O3]≥1.1인 것을 특징으로 하는 강화용 유리판을 준비하는 준비 공정과, 당해 강화용 유리판에 대해서 이온 교환 처리를 행하고, 표면에 압축 응력층을 갖는 강화 유리판을 얻는 이온 교환 공정을 구비하는 것을 특징으로 하는 강화 유리판의 제조 방법.
- 제 14 항에 있어서,
이온 교환 처리에 KNO3와 NaNO3의 혼합 용융염을 사용하는 것을 특징으로 하는 강화 유리판의 제조 방법. - 제 14 항 또는 제 15 항에 있어서,
이온 교환 처리의 횟수가 1회인 것을 특징으로 하는 강화 유리판의 제조 방법. - 이온 교환 가능한 강화용 유리판에 있어서, 유리 조성으로서, 몰%로 SiO2 45∼70%, Al2O3 9∼25%, B2O3 0∼10%, Li2O 5∼15%, Na2O 1∼21%, K2O 0∼10%, MgO 0.03∼10%, ZnO 1.5∼10%, P2O5 0∼15%, SnO2 0.001∼0.30%, TiO2 0∼1.5%를 함유하고, [Li2O]+[Na2O]+[K2O]≥15%이며, 또한 ([Li2O]+[Na2O]+[K2O]+[ZnO])/[Al2O3]≥1.1인 것을 특징으로 하는 강화용 유리판.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2021-019754 | 2021-02-10 | ||
| JP2021019754 | 2021-02-10 | ||
| PCT/JP2022/003882 WO2022172813A1 (ja) | 2021-02-10 | 2022-02-01 | 強化ガラス板及びその製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR20230145379A KR20230145379A (ko) | 2023-10-17 |
| KR102989552B1 true KR102989552B1 (ko) | 2026-07-10 |
Family
ID=82838769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020237030161A Active KR102989552B1 (ko) | 2021-02-10 | 2022-02-01 | 강화 유리판 및 그 제조 방법 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US20240101471A1 (ko) |
| JP (1) | JPWO2022172813A1 (ko) |
| KR (1) | KR102989552B1 (ko) |
| CN (1) | CN116964016A (ko) |
| WO (1) | WO2022172813A1 (ko) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080020919A1 (en) * | 2006-05-25 | 2008-01-24 | Nippon Electric Glass Co., Ltd. | Tempered glass and process for producing the same |
| JP2013249222A (ja) * | 2012-05-31 | 2013-12-12 | Nippon Electric Glass Co Ltd | 化学強化結晶化ガラス物品及びその製造方法 |
| JP2014040353A (ja) | 2012-08-23 | 2014-03-06 | Nippon Electric Glass Co Ltd | 化学強化結晶化ガラス物品 |
| WO2017177109A1 (en) * | 2016-04-08 | 2017-10-12 | Corning Incorporated | Glass-based articles including a stress profile comprising two regions, and methods of making |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006083045A (ja) | 2004-09-17 | 2006-03-30 | Hitachi Ltd | ガラス部材 |
| JP5605736B2 (ja) * | 2006-05-25 | 2014-10-15 | 日本電気硝子株式会社 | 強化ガラス及びその製造方法 |
| EP2252558A4 (en) | 2008-02-08 | 2014-08-27 | Corning Inc | DAMAGING RESISTANT, CHEMICALLY PREVENTED PROTECTIVE GLASS |
| US9110230B2 (en) | 2013-05-07 | 2015-08-18 | Corning Incorporated | Scratch-resistant articles with retained optical properties |
| US10442730B2 (en) * | 2013-11-25 | 2019-10-15 | Corning Incorporated | Method for achieving a stress profile in a glass |
| US10579106B2 (en) * | 2015-07-21 | 2020-03-03 | Corning Incorporated | Glass articles exhibiting improved fracture performance |
| TWI877940B (zh) * | 2018-12-25 | 2025-03-21 | 日商日本電氣硝子股份有限公司 | 強化玻璃板、強化用玻璃板 |
-
2022
- 2022-02-01 KR KR1020237030161A patent/KR102989552B1/ko active Active
- 2022-02-01 US US18/273,657 patent/US20240101471A1/en active Pending
- 2022-02-01 JP JP2022580571A patent/JPWO2022172813A1/ja active Pending
- 2022-02-01 CN CN202280011847.2A patent/CN116964016A/zh active Pending
- 2022-02-01 WO PCT/JP2022/003882 patent/WO2022172813A1/ja not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080020919A1 (en) * | 2006-05-25 | 2008-01-24 | Nippon Electric Glass Co., Ltd. | Tempered glass and process for producing the same |
| JP2013249222A (ja) * | 2012-05-31 | 2013-12-12 | Nippon Electric Glass Co Ltd | 化学強化結晶化ガラス物品及びその製造方法 |
| JP2014040353A (ja) | 2012-08-23 | 2014-03-06 | Nippon Electric Glass Co Ltd | 化学強化結晶化ガラス物品 |
| WO2017177109A1 (en) * | 2016-04-08 | 2017-10-12 | Corning Incorporated | Glass-based articles including a stress profile comprising two regions, and methods of making |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20230145379A (ko) | 2023-10-17 |
| WO2022172813A1 (ja) | 2022-08-18 |
| CN116964016A (zh) | 2023-10-27 |
| JPWO2022172813A1 (ko) | 2022-08-18 |
| US20240101471A1 (en) | 2024-03-28 |
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