DE19838198C2 - Gläser und Glaskeramiken mit hohem E-Modul sowie deren Verwendungen - Google Patents
Gläser und Glaskeramiken mit hohem E-Modul sowie deren VerwendungenInfo
- Publication number
- DE19838198C2 DE19838198C2 DE19838198A DE19838198A DE19838198C2 DE 19838198 C2 DE19838198 C2 DE 19838198C2 DE 19838198 A DE19838198 A DE 19838198A DE 19838198 A DE19838198 A DE 19838198A DE 19838198 C2 DE19838198 C2 DE 19838198C2
- Authority
- DE
- Germany
- Prior art keywords
- glass
- weight
- customary
- sio
- tio
- 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.)
- Expired - Fee Related
Links
- 239000011521 glass Substances 0.000 title claims description 85
- 239000002241 glass-ceramic Substances 0.000 title claims description 42
- 229910021193 La 2 O 3 Inorganic materials 0.000 claims description 22
- 229910018068 Li 2 O Inorganic materials 0.000 claims description 21
- 229910004298 SiO 2 Inorganic materials 0.000 claims description 20
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 17
- 229910010413 TiO 2 Inorganic materials 0.000 claims description 15
- 239000013078 crystal Substances 0.000 claims description 12
- 238000007670 refining Methods 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 9
- 238000001816 cooling Methods 0.000 claims description 6
- 229910052744 lithium Inorganic materials 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 6
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 5
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 5
- 239000006121 base glass Substances 0.000 claims description 5
- 239000003086 colorant Substances 0.000 claims description 3
- 229910000413 arsenic oxide Inorganic materials 0.000 claims description 2
- 229960002594 arsenic trioxide Drugs 0.000 claims description 2
- KTTMEOWBIWLMSE-UHFFFAOYSA-N diarsenic trioxide Chemical compound O1[As](O2)O[As]3O[As]1O[As]2O3 KTTMEOWBIWLMSE-UHFFFAOYSA-N 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims 1
- 239000000463 material Substances 0.000 description 16
- 238000002425 crystallisation Methods 0.000 description 15
- 230000008025 crystallization Effects 0.000 description 14
- 239000011734 sodium Substances 0.000 description 12
- 238000002844 melting Methods 0.000 description 8
- 230000008018 melting Effects 0.000 description 7
- 238000005342 ion exchange Methods 0.000 description 6
- 230000009466 transformation Effects 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 4
- 230000002829 reductive effect Effects 0.000 description 4
- 150000003839 salts Chemical class 0.000 description 4
- 238000005496 tempering Methods 0.000 description 4
- 239000003513 alkali Substances 0.000 description 3
- 230000006866 deterioration Effects 0.000 description 3
- 239000006185 dispersion Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000036961 partial effect Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 239000003190 viscoelastic substance Substances 0.000 description 3
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 159000000009 barium salts Chemical class 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000969 carrier Substances 0.000 description 2
- 238000002468 ceramisation Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 239000005304 optical glass Substances 0.000 description 2
- 239000004033 plastic Substances 0.000 description 2
- 229920003023 plastic Polymers 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 229910052708 sodium Inorganic materials 0.000 description 2
- 229910001415 sodium ion Inorganic materials 0.000 description 2
- 238000004544 sputter deposition Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 241000251468 Actinopterygii Species 0.000 description 1
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- -1 B. their nitrates Chemical class 0.000 description 1
- 229910000531 Co alloy Inorganic materials 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000005354 aluminosilicate glass Substances 0.000 description 1
- 230000002547 anomalous effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 239000005388 borosilicate glass Substances 0.000 description 1
- 229910001424 calcium ion Inorganic materials 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000001055 chewing effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007872 degassing Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- WVMPCBWWBLZKPD-UHFFFAOYSA-N dilithium oxido-[oxido(oxo)silyl]oxy-oxosilane Chemical compound [Li+].[Li+].[O-][Si](=O)O[Si]([O-])=O WVMPCBWWBLZKPD-UHFFFAOYSA-N 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000002401 inhibitory effect Effects 0.000 description 1
- 239000003999 initiator Substances 0.000 description 1
- 229910052746 lanthanum Inorganic materials 0.000 description 1
- FZLIPJUXYLNCLC-UHFFFAOYSA-N lanthanum atom Chemical compound [La] FZLIPJUXYLNCLC-UHFFFAOYSA-N 0.000 description 1
- 230000002045 lasting effect Effects 0.000 description 1
- 239000005398 lithium aluminium silicate glass-ceramic Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 150000002823 nitrates Chemical class 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920002635 polyurethane Polymers 0.000 description 1
- 239000004814 polyurethane Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 159000000001 potassium salts Chemical class 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920002379 silicone rubber Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 239000003381 stabilizer Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 150000003467 sulfuric acid derivatives Chemical class 0.000 description 1
- 230000036962 time dependent Effects 0.000 description 1
- 210000004127 vitreous body Anatomy 0.000 description 1
- 229910021489 α-quartz Inorganic materials 0.000 description 1
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
- C03C10/00—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition
- C03C10/0054—Devitrified glass ceramics, i.e. glass ceramics having a crystalline phase dispersed in a glassy phase and constituting at least 50% by weight of the total composition containing PbO, SnO2, B2O3
-
- 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
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% silica by weight containing boron
- C03C3/068—Glass compositions containing silica with less than 40% silica by weight containing boron containing rare earths
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Life Sciences & Earth Sciences (AREA)
- Organic Chemistry (AREA)
- Ceramic Engineering (AREA)
- Crystallography & Structural Chemistry (AREA)
- Dispersion Chemistry (AREA)
- Glass Compositions (AREA)
- Surface Treatment Of Glass (AREA)
- Magnetic Record Carriers (AREA)
- Manufacturing Of Magnetic Record Carriers (AREA)
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19838198A DE19838198C2 (de) | 1998-08-24 | 1998-08-24 | Gläser und Glaskeramiken mit hohem E-Modul sowie deren Verwendungen |
| US09/376,929 US6184162B1 (en) | 1998-08-24 | 1999-08-18 | Glasses and glass-ceramics with high E-moduli |
| JP23587299A JP4388635B2 (ja) | 1998-08-24 | 1999-08-23 | 高い弾性率を有するガラス及びガラスセラミックス |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19838198A DE19838198C2 (de) | 1998-08-24 | 1998-08-24 | Gläser und Glaskeramiken mit hohem E-Modul sowie deren Verwendungen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE19838198A1 DE19838198A1 (de) | 2000-03-02 |
| DE19838198C2 true DE19838198C2 (de) | 2002-06-27 |
Family
ID=7878396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19838198A Expired - Fee Related DE19838198C2 (de) | 1998-08-24 | 1998-08-24 | Gläser und Glaskeramiken mit hohem E-Modul sowie deren Verwendungen |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US6184162B1 (enExample) |
| JP (1) | JP4388635B2 (enExample) |
| DE (1) | DE19838198C2 (enExample) |
Families Citing this family (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19850744C1 (de) * | 1998-11-04 | 2000-10-05 | Schott Glas | Verwendung von Gläsern zur Herstellung von Festplattensubstraten |
| DE19917921C1 (de) * | 1999-04-20 | 2000-06-29 | Schott Glas | Gläser und Glaskeramiken mit hohem spezifischen E-Modul und deren Verwendung |
| JP2001266329A (ja) * | 2000-03-16 | 2001-09-28 | Minolta Co Ltd | ディスク媒体用ガラス基板 |
| DE10019355A1 (de) * | 2000-04-18 | 2001-10-31 | Schott Glas | Glaskörper mit erhöhter Festigkeit |
| JP3995902B2 (ja) * | 2001-05-31 | 2007-10-24 | Ｈｏｙａ株式会社 | 情報記録媒体用ガラス基板及びそれを用いた磁気情報記録媒体 |
| JP5467490B2 (ja) * | 2007-08-03 | 2014-04-09 | 日本電気硝子株式会社 | 強化ガラス基板の製造方法及び強化ガラス基板 |
| MY182785A (en) | 2007-09-28 | 2021-02-05 | Hoya Corp | Glass substrate for magnetic disk and manufacturing method of the same |
| US8865606B2 (en) | 2010-04-16 | 2014-10-21 | Ivoclar Vivadent Ag | Process for the preparation of dental restorations |
| ES2581452T3 (es) | 2010-04-16 | 2016-09-05 | Ivoclar Vivadent Ag | Vitrocerámica y vidrio de silicato de litio con óxido de metal de transición |
| US11352287B2 (en) | 2012-11-28 | 2022-06-07 | Vitro Flat Glass Llc | High strain point glass |
| DE102014104401A1 (de) * | 2014-03-28 | 2015-10-01 | Degudent Gmbh | Verfahren zur Herstellung eines Lithiumsilikat-Glasrohlings und eines Lithiumsilikat-Glaskeramikrohlings |
| US10370289B2 (en) | 2015-11-11 | 2019-08-06 | Ohara Inc. | Optical glass, preform, and optical element |
| JP6804264B2 (ja) * | 2015-11-11 | 2020-12-23 | 株式会社オハラ | 光学ガラス、プリフォーム及び光学素子 |
| US10815145B2 (en) | 2016-03-31 | 2020-10-27 | Corning Incorporated | High index glass and devices incorporating such |
| US20170362119A1 (en) | 2016-06-17 | 2017-12-21 | Corning Incorporated | Transparent, near infrared-shielding glass ceramic |
| US10450220B2 (en) | 2017-12-13 | 2019-10-22 | Corning Incorporated | Glass-ceramics and glasses |
| US10246371B1 (en) * | 2017-12-13 | 2019-04-02 | Corning Incorporated | Articles including glass and/or glass-ceramics and methods of making the same |
| CN107963808B (zh) * | 2017-12-13 | 2022-01-25 | 成都光明光电股份有限公司 | 玻璃组合物及化学钢化玻璃 |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3804646A (en) * | 1969-06-11 | 1974-04-16 | Corning Glass Works | Very high elastic moduli glasses |
| JPS529012A (en) * | 1975-07-10 | 1977-01-24 | Hoya Glass Works Ltd | Glass for lens of eyeglass |
| JPS5245612A (en) * | 1975-10-09 | 1977-04-11 | Sumita Optical Glass | Flint glass of low density |
| DE2660012C2 (de) * | 1975-06-02 | 1983-12-22 | Hoya Glass Works, Ltd, Tokyo | Gläser für Augenlinsen mit einem Brechungsindex von mindestens 1,70, einem Abbe-Wert von 40 und einem spezifischen Gewicht von nicht mehr als 3,0g/cm↑3↑ |
| DE3420306A1 (de) * | 1983-07-14 | 1985-01-31 | Hoya Corp., Tokio/Tokyo | Glas fuer augenglaslinsen |
| JPS63170247A (ja) * | 1986-12-29 | 1988-07-14 | Ohara Inc | 屈折率分布ガラスの製造方法 |
| EP0287345A1 (en) * | 1987-04-16 | 1988-10-19 | Canon Kabushiki Kaisha | Glass composition for and method for preparation of gradient index lens |
| JPH01133956A (ja) * | 1987-11-20 | 1989-05-26 | Canon Inc | 屈折率分布型レンズ用ガラス組成物 |
| DE4206268A1 (de) * | 1991-05-20 | 1992-11-26 | Hoya Corp | Chemisch verstaerkbare glaszusammensetzung |
| EP0626353A1 (en) * | 1993-05-19 | 1994-11-30 | Kabushiki Kaisha Ohara | Glass-ceramic for a magnetic disk substrate and method for manufacturing the same |
| WO1996004651A1 (en) * | 1994-07-29 | 1996-02-15 | Minnesota Mining And Manufacturing Company | Internally-damped rotatable information-storage article |
| JPH09301732A (ja) * | 1996-01-24 | 1997-11-25 | Asahi Glass Co Ltd | 基板用ガラス組成物 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4196004A (en) * | 1978-03-22 | 1980-04-01 | Manfred Berretz | Corrosion resistant glasses that contain chemical additives for application over metal substrates |
| US5997977A (en) * | 1997-06-05 | 1999-12-07 | Hoya Corporation | Information recording substrate and information recording medium prepared from the substrate |
-
1998
- 1998-08-24 DE DE19838198A patent/DE19838198C2/de not_active Expired - Fee Related
-
1999
- 1999-08-18 US US09/376,929 patent/US6184162B1/en not_active Expired - Lifetime
- 1999-08-23 JP JP23587299A patent/JP4388635B2/ja not_active Expired - Fee Related
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3804646A (en) * | 1969-06-11 | 1974-04-16 | Corning Glass Works | Very high elastic moduli glasses |
| DE2660012C2 (de) * | 1975-06-02 | 1983-12-22 | Hoya Glass Works, Ltd, Tokyo | Gläser für Augenlinsen mit einem Brechungsindex von mindestens 1,70, einem Abbe-Wert von 40 und einem spezifischen Gewicht von nicht mehr als 3,0g/cm↑3↑ |
| JPS529012A (en) * | 1975-07-10 | 1977-01-24 | Hoya Glass Works Ltd | Glass for lens of eyeglass |
| JPS5245612A (en) * | 1975-10-09 | 1977-04-11 | Sumita Optical Glass | Flint glass of low density |
| DE3420306A1 (de) * | 1983-07-14 | 1985-01-31 | Hoya Corp., Tokio/Tokyo | Glas fuer augenglaslinsen |
| JPS63170247A (ja) * | 1986-12-29 | 1988-07-14 | Ohara Inc | 屈折率分布ガラスの製造方法 |
| EP0287345A1 (en) * | 1987-04-16 | 1988-10-19 | Canon Kabushiki Kaisha | Glass composition for and method for preparation of gradient index lens |
| JPH01133956A (ja) * | 1987-11-20 | 1989-05-26 | Canon Inc | 屈折率分布型レンズ用ガラス組成物 |
| DE4206268A1 (de) * | 1991-05-20 | 1992-11-26 | Hoya Corp | Chemisch verstaerkbare glaszusammensetzung |
| EP0626353A1 (en) * | 1993-05-19 | 1994-11-30 | Kabushiki Kaisha Ohara | Glass-ceramic for a magnetic disk substrate and method for manufacturing the same |
| WO1996004651A1 (en) * | 1994-07-29 | 1996-02-15 | Minnesota Mining And Manufacturing Company | Internally-damped rotatable information-storage article |
| JPH09301732A (ja) * | 1996-01-24 | 1997-11-25 | Asahi Glass Co Ltd | 基板用ガラス組成物 |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2000103636A (ja) | 2000-04-11 |
| DE19838198A1 (de) | 2000-03-02 |
| US6184162B1 (en) | 2001-02-06 |
| JP4388635B2 (ja) | 2009-12-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| DE19917921C1 (de) | Gläser und Glaskeramiken mit hohem spezifischen E-Modul und deren Verwendung | |
| DE69815492T2 (de) | Glaskeramisches Trägermaterial hoher Steifigkeit für magnetisches Informationsaufzeichnungsmedium | |
| DE19838198C2 (de) | Gläser und Glaskeramiken mit hohem E-Modul sowie deren Verwendungen | |
| DE69934625T2 (de) | Glaskeramisches Trägermaterial für magnetisches Aufzeichnungsmedium | |
| DE60000964T2 (de) | Glaskeramik | |
| DE69932553T2 (de) | Glaskeramisches Substrat für magnetischen Aufzeichnungsträger | |
| DE69705693T2 (de) | Glaskeramisches Trägermaterial für magnetisches Informationsaufzeichnungsmedium | |
| DE69915428T2 (de) | Glaskeramiken mit niedriger Ausdehnung | |
| DE4206268C2 (de) | Chemisch verstärkbare Glaszusammensetzung und deren Verwendungen | |
| DE19616679C1 (de) | Verfahren zur Herstellung chemisch vorgespannten Glases und Verwendung desselben | |
| DE19934072C2 (de) | Alkalifreies Aluminoborosilicatglas, seine Verwendungen und Verfahren zu seiner Herstellung | |
| DE69928589T2 (de) | Kristallisiertes Glas-Substrat, und Informationsaufzeichnungsmedium unter Verwendung des kristallisierten Glas-Substrats | |
| EP0901990B1 (de) | Alkalifreies Aluminosilicatglas | |
| EP2539289B1 (de) | Lithium-aluminosilicatglas mit hohem e-modul und verfahren zu dessen herstellung | |
| DE102006013599B4 (de) | Bleifreie optische Gläser der Schwerflintlage, deren Verwendung und Verfahren zu ihrer Herstellung | |
| DE112006002185B9 (de) | Glaszusammensetzung und Verfahren zum Herstellen einer Glaszusammensetzung | |
| DE102008062274A1 (de) | Glaskeramik und Verfahren zur Herstellung derselben | |
| DE69830942T2 (de) | Glaskeramisches Trägermaterial für magnetisches Aufzeichnungsmedium und Verfahren zu seiner Herstellung | |
| DE69726108T2 (de) | Glas für informations auf zeichnungsträgersubstrat und glassubstrat | |
| DE112018007900T5 (de) | Kristallisiertes glassubstrat | |
| DE69617124T2 (de) | Glaszusammensetzung zur Herstellung von Magnetplattensubstraten und Magnetplattensubstrat | |
| DE60200080T2 (de) | Optisches Glas für Verfahren zum Formen | |
| DE69635850T2 (de) | Glaskeramisches Trägermaterial für magnetisches Informationsaufzeichnungsmedium und Verfahren zu seiner Herstellung | |
| DE10064808B4 (de) | Zinkoxidhaltiges Borosilicatglas und dessen Verwendungen | |
| EP4194416A1 (de) | Glaskeramische deckscheibe, verfahren zu deren herstellung sowie deren verwendung und digitales anzeigegerät umfassend eine solche deckscheibe |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8327 | Change in the person/name/address of the patent owner |
Owner name: SCHOTT AG, 55122 MAINZ, DE |
|
| R119 | Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee |
Effective date: 20140301 |