JP6835748B2 - 耐破壊性光学素子用の構成要素としての透明なセラミック - Google Patents
耐破壊性光学素子用の構成要素としての透明なセラミック Download PDFInfo
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- JP6835748B2 JP6835748B2 JP2017565203A JP2017565203A JP6835748B2 JP 6835748 B2 JP6835748 B2 JP 6835748B2 JP 2017565203 A JP2017565203 A JP 2017565203A JP 2017565203 A JP2017565203 A JP 2017565203A JP 6835748 B2 JP6835748 B2 JP 6835748B2
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- 239000000919 ceramic Substances 0.000 title claims description 47
- 229910052593 corundum Inorganic materials 0.000 claims description 41
- 239000010431 corundum Substances 0.000 claims description 41
- 238000000034 method Methods 0.000 claims description 21
- 239000000470 constituent Substances 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 19
- 239000013078 crystal Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 239000000843 powder Substances 0.000 claims description 9
- 239000002019 doping agent Substances 0.000 claims description 8
- MRELNEQAGSRDBK-UHFFFAOYSA-N lanthanum(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[La+3].[La+3] MRELNEQAGSRDBK-UHFFFAOYSA-N 0.000 claims description 6
- 239000000395 magnesium oxide Substances 0.000 claims description 5
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 claims description 5
- 238000005245 sintering Methods 0.000 claims description 5
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 claims description 4
- SIWVEOZUMHYXCS-UHFFFAOYSA-N oxo(oxoyttriooxy)yttrium Chemical compound O=[Y]O[Y]=O SIWVEOZUMHYXCS-UHFFFAOYSA-N 0.000 claims description 3
- 230000003678 scratch resistant effect Effects 0.000 claims description 3
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- 238000007596 consolidation process Methods 0.000 description 2
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- 238000000227 grinding Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 2
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- 239000011164 primary particle Substances 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000012780 transparent material Substances 0.000 description 2
- 229910018072 Al 2 O 3 Inorganic materials 0.000 description 1
- 239000006018 Li-aluminosilicate Substances 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000006061 abrasive grain Substances 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- JNDMLEXHDPKVFC-UHFFFAOYSA-N aluminum;oxygen(2-);yttrium(3+) Chemical compound [O-2].[O-2].[O-2].[Al+3].[Y+3] JNDMLEXHDPKVFC-UHFFFAOYSA-N 0.000 description 1
- 238000000149 argon plasma sintering Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
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- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 239000011222 crystalline ceramic Substances 0.000 description 1
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- 239000005341 toughened glass Substances 0.000 description 1
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- 229910019901 yttrium aluminum garnet Inorganic materials 0.000 description 1
Classifications
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Description
Claims (10)
- 透明なコランダムセラミックからなる構成部材において、前記コランダムセラミックは、単独ドーピングまたは多重ドーピングされており、酸化マグネシウム、酸化イットリウムおよび酸化ランタンの群から選択されるドーパントの全体量は2000ppm以下であり、前記構成部材は、500μm未満の厚みを有し、かつ前記コランダムセラミックの平均結晶粒サイズD50は、750nm未満であることを特徴とする、透明なコランダムセラミックからなる構成部材。
- 前記構成部材は、0.01%未満の気孔率を有することを特徴とする、請求項1記載の構成部材。
- 前記構成部材は、10%未満のヘイズを有することを特徴とする、請求項1または2記載の構成部材。
- 前記構成部材は、250μm未満の厚みを有することを特徴とする、請求項1から3までのいずれか1項記載の構成部材。
- 前記コランダムセラミックの平均結晶粒サイズD50は、500nm未満であることを特徴とする、請求項1から4までのいずれか1項記載の構成部材。
- 前記コランダムセラミックの平均結晶粒サイズD50は、350nm未満であることを特徴とする、請求項1から4までのいずれか1項記載の構成部材。
- 請求項1から6までのいずれか1項に記載の透明なコランダムセラミックからなる構成部材の製造方法において、前記方法で使用されるコランダム粉末は、単独ドーピングまたは多重ドーピングを有しており、酸化マグネシウム、酸化イットリウムおよび酸化ランタンの群から選択されるドーパントの全体量は2000ppm以下であることを特徴とする、透明なコランダムセラミックからなる構成部材の製造方法。
- 前記方法は、予備焼結の付加的工程を含むことを特徴とする、請求項7記載の方法。
- 請求項1から6までのいずれか1項記載の透明なコランダムセラミックからなる本発明による構成部材からなる層と、基材素材からなる少なくとも1つの別の層とを含む積層体。
- ダイブコンピュータ、携帯電話、タブレット、ノートパッドまたは時計のディスプレーのため、時計カバーガラスのため、耐引掻性センサーのため、地上照明のため、機械窓部のため、またはカメラレンズのための、請求項9記載の積層体の使用。
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DE102015211040 | 2015-06-16 | ||
PCT/EP2016/063946 WO2016202951A1 (de) | 2015-06-16 | 2016-06-16 | Transparente keramik als komponente für bruchfeste optiken |
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US (1) | US11639312B2 (ja) |
EP (1) | EP3310740B1 (ja) |
JP (1) | JP6835748B2 (ja) |
KR (1) | KR20180018756A (ja) |
CN (1) | CN107848889A (ja) |
DE (1) | DE102016210811A1 (ja) |
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CN109467416A (zh) * | 2018-11-29 | 2019-03-15 | 贵州大东风机械股份有限公司 | 一种低气孔率刚玉及其制备方法 |
EP3894371A1 (de) | 2018-12-14 | 2021-10-20 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur herstellung von dünnen transparenten keramischen teilen und dünne transparente keramische teile |
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SU460274A1 (ru) * | 1971-12-31 | 1975-02-15 | Предприятие П/Я А-7815 | Способ получени прозрачной керамики |
US4285732A (en) | 1980-03-11 | 1981-08-25 | General Electric Company | Alumina ceramic |
CH649185GA3 (ja) | 1983-07-08 | 1985-05-15 | ||
NL8502457A (nl) * | 1985-09-09 | 1987-04-01 | Philips Nv | Gasdicht gesinterd translucent aluminiumoxyde. |
DE69312299T2 (de) * | 1993-12-10 | 1998-01-15 | Ngk Insulators Ltd | Hochdruckentladungslampe mit keramischer Entladungsröhre, dafür geeigneter keramischer Körper und Verfahren zu seiner Herstellung |
RU2083531C1 (ru) * | 1995-08-01 | 1997-07-10 | Российский химико-технологический университет им.Д.И.Менделеева | Способ получения прозрачной алюмооксидной керамики |
US5682082A (en) | 1996-07-29 | 1997-10-28 | Osram Sylvania Inc. | Translucent polycrystalline alumina and method of making same |
DE10209191A1 (de) * | 2002-03-04 | 2003-09-18 | Philips Intellectual Property | Vorrichtung zur Erzeugung von UV-Strahlung |
US20060169951A1 (en) * | 2002-07-10 | 2006-08-03 | Koninklijke Philips Electronics N.V. | Transparent polycrystalline aluminium oxide |
CN100369859C (zh) | 2002-07-10 | 2008-02-20 | 皇家飞利浦电子股份有限公司 | 透光多晶氧化铝及形成方法 |
DE102004003505A1 (de) | 2004-01-19 | 2005-08-18 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Farbiges transparentes Korundmaterial mit polykristallinem sub-µm Gefüge und Verfahren zur Herstellung von Formkörpern aus diesem Material |
JP2007538355A (ja) * | 2004-03-02 | 2007-12-27 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 高輝度放電ランプを製造するための方法 |
BRPI0611917A2 (pt) * | 2005-06-10 | 2010-10-05 | Saint Gobain Ceramics | compostos cerámico transparente |
CN1903784B (zh) * | 2005-07-29 | 2010-04-14 | 中国科学院上海硅酸盐研究所 | 透光性氧化铝陶瓷的制备方法 |
FR2895399B1 (fr) * | 2005-12-22 | 2008-05-09 | Saint Gobain Ct Recherches | Produit d'alumine frittee transparent au rayonnement infrarouge et dans le domaine du visible |
DE102006049081B4 (de) * | 2006-10-13 | 2012-06-14 | Noctron Soparfi S.A. | Halbleiter-Leuchtmittel und Leuchtpaneel mit solchen |
CN101468915A (zh) * | 2007-12-26 | 2009-07-01 | 中国科学院上海硅酸盐研究所 | 一种具有择优取向的多晶氧化铝透明陶瓷及其制备方法 |
RU2402506C1 (ru) * | 2009-05-13 | 2010-10-27 | Закрытое акционерное общество (ЗАО) "ИНКРОМ" | Способ получения алюмооксидной нанокерамики |
DE102009035501B4 (de) | 2009-07-30 | 2016-06-02 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | α-Al2O3-Sintermaterial und Verfahren zur Herstellung eines hochdichten und feinstkristallinen Formkörpers aus diesem Material sowie dessen Verwendung |
DE102010009584B4 (de) | 2010-02-26 | 2015-01-08 | Schott Ag | Chemisch vorgespanntes Glas, Verfahren zu seiner Herstellung sowie Verwendung desselben |
US9092187B2 (en) * | 2013-01-08 | 2015-07-28 | Apple Inc. | Ion implant indicia for cover glass or display component |
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US20180155247A1 (en) | 2018-06-07 |
KR20180018756A (ko) | 2018-02-21 |
US11639312B2 (en) | 2023-05-02 |
JP2018524258A (ja) | 2018-08-30 |
RU2735350C2 (ru) | 2020-10-30 |
RU2018101291A (ru) | 2019-07-16 |
WO2016202951A1 (de) | 2016-12-22 |
CN107848889A (zh) | 2018-03-27 |
DE102016210811A1 (de) | 2016-12-22 |
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