JP7741482B2 - 無アルカリガラス板 - Google Patents
無アルカリガラス板Info
- Publication number
- JP7741482B2 JP7741482B2 JP2024020354A JP2024020354A JP7741482B2 JP 7741482 B2 JP7741482 B2 JP 7741482B2 JP 2024020354 A JP2024020354 A JP 2024020354A JP 2024020354 A JP2024020354 A JP 2024020354A JP 7741482 B2 JP7741482 B2 JP 7741482B2
- Authority
- JP
- Japan
- Prior art keywords
- less
- glass
- content
- mass
- ppm
- 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
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
- 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
- C03C3/083—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
- C03C3/087—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 containing calcium oxide, e.g. common sheet or container 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
- 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
- C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
-
- 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
- C03B17/064—Forming glass sheets by the overflow downdraw fusion process; Isopipes therefor
-
- C—CHEMISTRY; METALLURGY
- C03—GLASS; MINERAL OR SLAG WOOL
- C03B—MANUFACTURE, SHAPING, OR SUPPLEMENTARY PROCESSES
- C03B5/00—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture
- C03B5/02—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating
- C03B5/027—Melting in furnaces; Furnaces so far as specially adapted for glass manufacture in electric furnaces, e.g. by dielectric heating by passing an electric current between electrodes immersed in the glass bath, i.e. by direct resistance heating
Landscapes
- 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)
- Glass Compositions (AREA)
Description
β-OH=(1/X)log(T1/T2)
X:板厚(mm)
T1:参照波長3846cm-1における透過率(%)
T2:水酸基吸収波長3600cm-1付近における最小透過率(%)
Claims (5)
- ガラス組成として、モル%で、SiO2 55~80%、Al2O3 10~25%、B2O3 0.01~4%、MgO 0~30%、CaO 1.5~25%、SrO 0~15%、BaO 0.5~7.1%、ZnO 0~5%、P2O5 0~1.5%、Y2O3+La2O3 0~1.0%未満を含有し、17.8×[SiO 2 ]+23.1×[Al 2 O 3 ]+3.7×[B 2 O 3 ]+12.9×[MgO]+14.1×[CaO]+15.5×[SrO]+15.0×[BaO]+7.2×[ZnO]≧1792.6モル%の関係を満たし、実質的にアルカリ金属酸化物を含有せず、歪点が750℃以上であることを特徴とする無アルカリガラス板。
- [SiO2]+14×[Al2O3]-15×[B2O3]+6×[MgO]+[CaO]+14×[SrO]+16×[BaO]≧360モル%の関係を満たすことを特徴とする請求項1に記載の無アルカリガラス板。
- 17.8×[SiO2]+23.1×[Al2O3]+3.7×[B2O3]+12.9×[MgO]+14.1×[CaO]+15.5×[SrO]+15.0×[BaO]+7.2×[ZnO]≧1796.9モル%の関係を満たすことを特徴とする請求項1又は2に記載の無アルカリガラス板。
- Rhの含有量が0.1~3質量ppmであることを特徴とする請求項1又は2に記載の無アルカリガラス板。
- ヤング率が82GPa以上であることを特徴とする請求項1又は2に記載の無アルカリガラス板。
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2018189873 | 2018-10-05 | ||
| JP2018189873 | 2018-10-05 | ||
| JP2020550322A JP7448890B2 (ja) | 2018-10-05 | 2019-09-25 | 無アルカリガラス板 |
| PCT/JP2019/037489 WO2020071193A1 (ja) | 2018-10-05 | 2019-09-25 | 無アルカリガラス板 |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020550322A Division JP7448890B2 (ja) | 2018-10-05 | 2019-09-25 | 無アルカリガラス板 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2024040438A JP2024040438A (ja) | 2024-03-25 |
| JP7741482B2 true JP7741482B2 (ja) | 2025-09-18 |
Family
ID=70055029
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020550322A Active JP7448890B2 (ja) | 2018-10-05 | 2019-09-25 | 無アルカリガラス板 |
| JP2024020354A Active JP7741482B2 (ja) | 2018-10-05 | 2024-02-14 | 無アルカリガラス板 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020550322A Active JP7448890B2 (ja) | 2018-10-05 | 2019-09-25 | 無アルカリガラス板 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US12077471B2 (ja) |
| JP (2) | JP7448890B2 (ja) |
| KR (2) | KR20250156184A (ja) |
| CN (1) | CN112805255A (ja) |
| TW (3) | TWI752356B (ja) |
| WO (1) | WO2020071193A1 (ja) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7631826B2 (ja) | 2021-01-22 | 2025-02-19 | Agc株式会社 | フロートガラス基板 |
| CN116390896B (zh) * | 2022-05-31 | 2024-11-08 | 日本板硝子株式会社 | 玻璃纤维及玻璃纤维用组合物 |
| JP2024039788A (ja) * | 2022-09-12 | 2024-03-25 | 日本電気硝子株式会社 | 無アルカリガラス板 |
| CN116282902A (zh) * | 2023-01-21 | 2023-06-23 | 武汉理工大学 | 一种无碱基板玻璃 |
| CN116621450B (zh) * | 2023-05-24 | 2025-09-12 | 湖南兆湘光电高端装备研究院有限公司 | 玻璃组合物、具有高应变点的无碱玻璃基板及其制备方法 |
| CN117800596A (zh) * | 2024-01-09 | 2024-04-02 | 青岛融合光电科技有限公司 | 一种低膨胀低收缩低张力高杨氏模量材料及生产方法 |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006225215A (ja) | 2005-02-21 | 2006-08-31 | Nippon Electric Glass Co Ltd | ガラス及びその製造方法 |
| WO2016159345A1 (ja) | 2015-04-03 | 2016-10-06 | 日本電気硝子株式会社 | ガラス |
| JP2016183091A (ja) | 2015-03-10 | 2016-10-20 | 日本電気硝子株式会社 | ガラス基板 |
| WO2016185863A1 (ja) | 2015-05-15 | 2016-11-24 | 日本電気硝子株式会社 | 強化ガラス板の製造方法、強化用ガラス板及び強化ガラス板 |
| JP2018100208A (ja) | 2016-12-19 | 2018-06-28 | 日本電気硝子株式会社 | ガラス |
| WO2018123675A1 (ja) | 2016-12-28 | 2018-07-05 | 日本電気硝子株式会社 | ガラス |
Family Cites Families (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4180618A (en) | 1977-07-27 | 1979-12-25 | Corning Glass Works | Thin silicon film electronic device |
| JPS5769617U (ja) | 1980-10-17 | 1982-04-27 | ||
| JPS61261232A (ja) * | 1985-05-13 | 1986-11-19 | Ohara Inc | 耐火・耐熱性ガラス |
| US4634684A (en) | 1985-10-23 | 1987-01-06 | Corning Glass Works | Strontium aluminosilicate glass substrates for flat panel display devices |
| US4634683A (en) | 1985-10-23 | 1987-01-06 | Corning Glass Works | Barium and/or strontium aluminosilicate crystal-containing glasses for flat panel display devices |
| US4897509A (en) | 1987-04-27 | 1990-01-30 | Corning Incorporated | Glass-ceramics for electronic packaging |
| CA1300648C (en) | 1987-04-27 | 1992-05-12 | Francis Willis Martin | Glass-ceramics for electronic packaging |
| JP3804112B2 (ja) | 1996-07-29 | 2006-08-02 | 旭硝子株式会社 | 無アルカリガラス、無アルカリガラスの製造方法およびフラットディスプレイパネル |
| US8187715B2 (en) | 2008-05-13 | 2012-05-29 | Corning Incorporated | Rare-earth-containing glass material and substrate and device comprising such substrate |
| KR101528396B1 (ko) * | 2011-07-01 | 2015-06-11 | 아반스트레이트 가부시키가이샤 | 플랫 패널 디스플레이용 유리 기판 |
| JP6256744B2 (ja) * | 2013-10-17 | 2018-01-10 | 日本電気硝子株式会社 | 無アルカリガラス板 |
| JP6575223B2 (ja) * | 2014-08-27 | 2019-09-18 | Agc株式会社 | 無アルカリガラス |
| CN113045197A (zh) * | 2015-04-03 | 2021-06-29 | 日本电气硝子株式会社 | 玻璃 |
| CN114014537A (zh) * | 2015-05-18 | 2022-02-08 | 日本电气硝子株式会社 | 无碱玻璃基板 |
| CN109641782B (zh) * | 2016-08-23 | 2022-10-28 | Agc株式会社 | 无碱玻璃 |
| WO2018116731A1 (ja) | 2016-12-19 | 2018-06-28 | 日本電気硝子株式会社 | ガラス |
| JP6972598B2 (ja) | 2017-03-22 | 2021-11-24 | 日本電気硝子株式会社 | ガラス板及びその製造方法 |
-
2019
- 2019-09-25 KR KR1020257034171A patent/KR20250156184A/ko active Pending
- 2019-09-25 JP JP2020550322A patent/JP7448890B2/ja active Active
- 2019-09-25 KR KR1020217010279A patent/KR102872872B1/ko active Active
- 2019-09-25 US US17/282,480 patent/US12077471B2/en active Active
- 2019-09-25 WO PCT/JP2019/037489 patent/WO2020071193A1/ja not_active Ceased
- 2019-09-25 CN CN201980065642.0A patent/CN112805255A/zh active Pending
- 2019-10-01 TW TW108135402A patent/TWI752356B/zh active
- 2019-10-01 TW TW110145372A patent/TWI843033B/zh active
- 2019-10-01 TW TW113114890A patent/TWI879539B/zh active
-
2024
- 2024-02-14 JP JP2024020354A patent/JP7741482B2/ja active Active
- 2024-07-23 US US18/781,033 patent/US20240375992A1/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006225215A (ja) | 2005-02-21 | 2006-08-31 | Nippon Electric Glass Co Ltd | ガラス及びその製造方法 |
| JP2016183091A (ja) | 2015-03-10 | 2016-10-20 | 日本電気硝子株式会社 | ガラス基板 |
| WO2016159345A1 (ja) | 2015-04-03 | 2016-10-06 | 日本電気硝子株式会社 | ガラス |
| WO2016185863A1 (ja) | 2015-05-15 | 2016-11-24 | 日本電気硝子株式会社 | 強化ガラス板の製造方法、強化用ガラス板及び強化ガラス板 |
| JP2018100208A (ja) | 2016-12-19 | 2018-06-28 | 日本電気硝子株式会社 | ガラス |
| WO2018123675A1 (ja) | 2016-12-28 | 2018-07-05 | 日本電気硝子株式会社 | ガラス |
Also Published As
| Publication number | Publication date |
|---|---|
| US12077471B2 (en) | 2024-09-03 |
| TWI843033B (zh) | 2024-05-21 |
| KR102872872B1 (ko) | 2025-10-20 |
| TW202031610A (zh) | 2020-09-01 |
| KR20210070295A (ko) | 2021-06-14 |
| JP2024040438A (ja) | 2024-03-25 |
| JP7448890B2 (ja) | 2024-03-13 |
| KR20250156184A (ko) | 2025-10-31 |
| US20240375992A1 (en) | 2024-11-14 |
| TWI752356B (zh) | 2022-01-11 |
| TW202210431A (zh) | 2022-03-16 |
| TW202430479A (zh) | 2024-08-01 |
| CN112805255A (zh) | 2021-05-14 |
| TWI879539B (zh) | 2025-04-01 |
| JPWO2020071193A1 (ja) | 2021-09-02 |
| US20210380468A1 (en) | 2021-12-09 |
| TW202523635A (zh) | 2025-06-16 |
| WO2020071193A1 (ja) | 2020-04-09 |
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