JP2021020849A - 圧縮深さが非常に深い強化ガラス - Google Patents
圧縮深さが非常に深い強化ガラス Download PDFInfo
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- 229910052708 sodium Inorganic materials 0.000 claims description 24
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- 229910001408 cation oxide Inorganic materials 0.000 claims description 11
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Images
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
-
- 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
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- Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Surface Treatment Of Glass (AREA)
- Glass Compositions (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
Description
ガラス物品において、該ガラス物品の表面で約100MPaから約400MPaの範囲にある圧縮応力CSsを有する圧縮領域を有し、該圧縮領域が、前記表面から圧縮深さDOCまで延在し、圧縮応力プロファイルを有し、ここで、0.1・t≦DOC≦0.25・tであり、該圧縮応力プロファイルは、前記表面から深さdaまで延在し、勾配maを有する部分aを有し、該深さdaは前記圧縮深さDOCと等しく、−0.4MPa/μm≧ma≧−3.0MPa/μmである、ガラス物品。
前記圧縮深さDOCが約95μmから約250μmの範囲にある、実施形態1に記載のガラス物品。
前記圧縮深さDOCが約100μmから約190μmの範囲にある、実施形態2に記載のガラス物品。
0.12・t≦DOC≦0.22・tである、実施形態1に記載のガラス物品。
前記ガラス物品が約0.15mmから約2.0mmの範囲の厚さtを有する、実施形態1に記載のガラス物品。
前記勾配maが約−0.7MPa/μmから−2.7MPa/μmの範囲にある、実施形態1に記載のガラス物品。
前記勾配maが約−1.5MPa/μmから−2.7MPa/μmの範囲にある、実施形態1に記載のガラス物品。
前記ガラス物品がアルカリアルミノケイ酸塩ガラスから作られている、実施形態1に記載のガラス物品。
前記アルカリアルミノケイ酸塩ガラスが約10モル%までのLi2Oを含む、実施形態8に記載のガラス物品。
前記アルカリアルミノケイ酸塩ガラスが少なくとも約4モル%のP2O5および0モル%から約4モル%のB2O3を含み、1.3<[(P2O5+R2O)/M2O3]≦2.3、M2O3=Al2O3+B2O3、R2Oは、前記アルカリアルミノケイ酸塩ガラス中に存在する一価の陽イオン酸化物の合計である、実施形態8に記載のガラス物品。
前記ガラスがリチウムを含まない、実施形態8に記載のガラス物品。
少なくとも約4モル%のP2O5および0モル%から約4モル%のB2O3を含むアルカリアルミノケイ酸塩ガラスであって、1.3<[(P2O5+R2O)/M2O3]≦2.3、M2O3=Al2O3+B2O3、R2Oは、前記アルカリアルミノケイ酸塩ガラス中に存在する一価の陽イオン酸化物の合計であり、
a.前記アルカリアルミノケイ酸塩ガラスが、イオン交換されており、厚さtおよび圧縮領域を有し、該圧縮領域が、前記アルカリアルミノケイ酸塩ガラスの表面で約100MPaから約400MPaの範囲にある圧縮応力CSsを有し、
b.前記圧縮領域が前記表面から圧縮深さDOCまで延在し、0.1・t≦DOC≦0.25・tであり、
c.前記圧縮領域が圧縮応力プロファイルを有し、該圧縮応力プロファイルは、前記表面から深さdaまで延在し、勾配maを有する部分aを有し、該深さdaは前記圧縮深さDOCと等しく、−0.4MPa/μm≧ma≧−3.0MPa/μmである、
アルカリアルミノケイ酸塩ガラス。
前記ガラスがリチウムを含まない、実施形態12に記載のアルカリアルミノケイ酸塩ガラス。
前記ガラスが、約40モル%から約70モル%のSiO2、約11モル%から約25モル%のAl2O3、約4モル%から約15モル%のP2O5、約13モル%から約25モル%のNa2O、約13モル%から約30モル%のRxO、約11モル%から約30モル%のM2O3、0モル%から約1モル%のK2O、0モル%から約4モル%のB2O3、および3モル%以下の、TiO2、MnO、Nb2O5、MoO3、Ta2O5、WO3、ZrO2、Y2O3、La2O3、HfO2、CdO、SnO2、Fe2O3、CeO2、As2O3、Sb2O3、Cl、およびBrの内の1種類以上から実質的になり、1.3<[(P2O5+R2O)/M2O3]≦2.3、式中、RxOは、該ガラス中に存在するアルカリ金属酸化物、アルカリ土類金属酸化物、および遷移金属一酸化物の合計であり、M2O3=Al2O3+B2O3、R2Oは、該ガラス中に存在する一価の陽イオン酸化物の合計である、実施形態12に記載のアルカリアルミノケイ酸塩ガラス。
前記圧縮深さDOCが約95μmから約250μmの範囲にある、実施形態12に記載のアルカリアルミノケイ酸塩ガラス。
前記圧縮深さDOCが約100μmから約190μmの範囲にある、実施形態15に記載のアルカリアルミノケイ酸塩ガラス。
0.12・t≦DOC≦0.22・tである、実施形態12に記載のアルカリアルミノケイ酸塩ガラス。
前記厚さが約0.1mmから約2.0mmの範囲にある、実施形態12に記載のアルカリアルミノケイ酸塩ガラス。
前記勾配maが約−0.7MPa/μmから−2.7MPa/μmの範囲にある、実施形態12に記載のアルカリアルミノケイ酸塩ガラス。
前記勾配maが約−1.5MPa/μmから−2.7MPa/μmの範囲にある、実施形態12に記載のアルカリアルミノケイ酸塩ガラス。
ガラス物品において、厚さt、および該ガラス物品の表面で約400MPaから約1200MPaの範囲にある圧縮応力CSsを有する圧縮領域を有し、該圧縮領域が、前記表面から圧縮深さDOCまで延在し、圧縮応力プロファイルを有し、ここで、0.1・t≦DOC≦0.25・tであり、該圧縮応力プロファイルは、
a.前記表面から該表面の下の深さdbまで延在し、勾配mbを有する第1の部分b、ここで、−40MPa/μm≧mb≧−200MPa/μm;および
b.ほぼ前記深さdcから前記圧縮深さDOCまで延在し、勾配mcを有する第2の実質的に線形の部分c、ここで、−0.4MPa/μm≧mc≧−3.0MPa/μm;
を有する、ガラス物品。
前記圧縮深さDOCが約95μmから約250μmの範囲にある、実施形態21に記載のガラス物品。
前記圧縮深さDOCが約100μmから約190μmの範囲にある、実施形態22に記載のガラス物品。
0.12・t≦DOC≦0.22・tである、実施形態21に記載のガラス物品。
前記厚さtが約0.15mmから約2.0mmの範囲にある、実施形態21に記載のガラス物品。
前記勾配mcが約−0.7MPa/μmから−2.7MPa/μmの範囲にある、実施形態21に記載のガラス物品。
前記勾配mcが約−1.5MPa/μmから−2.7MPa/μmの範囲にある、実施形態26に記載のガラス物品。
前記ガラス物品がアルカリアルミノケイ酸塩ガラスから作られている、実施形態21に記載のガラス物品。
前記アルカリアルミノケイ酸塩ガラスが約10モル%までのLi2Oを含む、実施形態28に記載のガラス物品。
前記アルカリアルミノケイ酸塩ガラスが少なくとも約4モル%のP2O5および0モル%から約4モル%のB2O3を含み、1.3<[(P2O5+R2O)/M2O3]≦2.3、M2O3=Al2O3+B2O3、R2Oは、前記アルカリアルミノケイ酸塩ガラス中に存在する一価の陽イオン酸化物の合計である、実施形態28に記載のガラス物品。
前記ガラスがリチウムを含まない、実施形態28に記載のガラス物品。
前記ガラスが、約40モル%から約70モル%のSiO2、約11モル%から約25モル%のAl2O3、約4モル%から約15モル%のP2O5、約13モル%から約25モル%のNa2O、約13モル%から約30モル%のRxO、約11モル%から約30モル%のM2O3、0モル%から約1モル%のK2O、0モル%から約4モル%のB2O3、および3モル%以下の、TiO2、MnO、Nb2O5、MoO3、Ta2O5、WO3、ZrO2、Y2O3、La2O3、HfO2、CdO、SnO2、Fe2O3、CeO2、As2O3、Sb2O3、Cl、およびBrの内の1種類以上から実質的になり、1.3<[(P2O5+R2O)/M2O3]≦2.3、式中、RxOは、該ガラス中に存在するアルカリ金属酸化物、アルカリ土類金属酸化物、および遷移金属一酸化物の合計であり、M2O3=Al2O3+B2O3、R2Oは、該ガラス中に存在する一価の陽イオン酸化物の合計である、実施形態28に記載のガラス物品。
110 第1の表面
112 第2の表面
120 第1の圧縮領域
130 中央領域
200 装置
212 基体
214 研磨紙、研磨材を有するシート
215 サンプル保持器
216 空隙
218、220 ガラスサンプル
230 鋼球
250 球落下試験アセンブリ
400 研磨時リング・オン・リング構成
410 ガラス試料
420 支持リング
430 荷重リング
Claims (11)
- ガラス物品において、アルカリアルミノケイ酸塩ガラスから作られており、厚さt、および該ガラス物品の表面で約400MPaから約1200MPaの範囲にある圧縮応力CSsを有する圧縮領域を有し、該圧縮領域が、前記表面から圧縮深さDOCまで延在し、圧縮応力プロファイルを有し、ここで、0.1・t≦DOC≦0.25・tであり、該圧縮応力プロファイルは、
a.前記表面から該表面の下の、3μmから15μmの範囲にある第1の深さまで延在し、勾配mbを有する第1の実質的に線形の部分b、ここで、−40MPa/μm≧mb≧−200MPa/μm;および
b.3μmから15μmの範囲にある第2の深さから前記圧縮深さDOCまで延在し、勾配mcを有する第2の実質的に線形の部分c、ここで、−0.4MPa/μm≧mc≧−3.0MPa/μm;
を有する、ガラス物品。 - 前記圧縮深さDOCが約95μmから約250μmの範囲にある、請求項1記載のガラス物品。
- 前記圧縮深さDOCが約100μmから約190μmの範囲にある、請求項2記載のガラス物品。
- 0.12・t≦DOC≦0.22・tである、請求項1記載のガラス物品。
- 前記厚さtが約0.15mmから約2.0mmの範囲にある、請求項1記載のガラス物品。
- 前記勾配mcが約−0.7MPa/μmから−2.7MPa/μmの範囲にある、請求項1記載のガラス物品。
- 前記勾配mcが約−1.5MPa/μmから−2.7MPa/μmの範囲にある、請求項6記載のガラス物品。
- 前記アルカリアルミノケイ酸塩ガラスが約10モル%までのLi2Oを含む、請求項1記載のガラス物品。
- 前記アルカリアルミノケイ酸塩ガラスが少なくとも約4モル%のP2O5および0モル%から約4モル%のB2O3を含み、1.3<[(P2O5+R2O)/M2O3]≦2.3、M2O3=Al2O3+B2O3、R2Oは、前記アルカリアルミノケイ酸塩ガラス中に存在する一価の陽イオン酸化物の合計である、請求項1記載のガラス物品。
- 前記ガラスがリチウムを含まない、請求項1記載のガラス物品。
- 前記ガラスが、約40モル%から約70モル%のSiO2、約11モル%から約25モル%のAl2O3、約4モル%から約15モル%のP2O5、約13モル%から約25モル%のNa2O、約13モル%から約30モル%のRxO、約11モル%から約30モル%のM2O3、0モル%から約1モル%のK2O、0モル%から約4モル%のB2O3、および3モル%以下の、TiO2、MnO、Nb2O5、MoO3、Ta2O5、WO3、ZrO2、Y2O3、La2O3、HfO2、CdO、SnO2、Fe2O3、CeO2、As2O3、Sb2O3、Cl、およびBrの内の1種類以上から実質的になり、1.3<[(P2O5+R2O)/M2O3]≦2.3、式中、RxOは、該ガラス中に存在するアルカリ金属酸化物、アルカリ土類金属酸化物、および遷移金属一酸化物の合計であり、M2O3=Al2O3+B2O3、R2Oは、該ガラス中に存在する一価の陽イオン酸化物の合計である、請求項1記載のガラス物品。
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EP3157882B1 (en) | 2020-08-05 |
TWI806336B (zh) | 2023-06-21 |
WO2016070048A1 (en) | 2016-05-06 |
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US11084756B2 (en) | 2021-08-10 |
TW201623177A (zh) | 2016-07-01 |
DE202015009701U1 (de) | 2019-04-15 |
US20190071350A1 (en) | 2019-03-07 |
TWI753850B (zh) | 2022-02-01 |
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ES2812827T3 (es) | 2021-03-18 |
US10640420B2 (en) | 2020-05-05 |
JP2023179494A (ja) | 2023-12-19 |
TW202219010A (zh) | 2022-05-16 |
TW202325676A (zh) | 2023-07-01 |
US20160122239A1 (en) | 2016-05-05 |
KR20200040314A (ko) | 2020-04-17 |
CN107074638A (zh) | 2017-08-18 |
EP3157882A1 (en) | 2017-04-26 |
US20200223749A1 (en) | 2020-07-16 |
US10150698B2 (en) | 2018-12-11 |
JP2017535498A (ja) | 2017-11-30 |
US11746046B2 (en) | 2023-09-05 |
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