KR19980702805A - 고굴절률 유리 - Google Patents
고굴절률 유리 Download PDFInfo
- Publication number
- KR19980702805A KR19980702805A KR1019970706212A KR19970706212A KR19980702805A KR 19980702805 A KR19980702805 A KR 19980702805A KR 1019970706212 A KR1019970706212 A KR 1019970706212A KR 19970706212 A KR19970706212 A KR 19970706212A KR 19980702805 A KR19980702805 A KR 19980702805A
- Authority
- KR
- South Korea
- Prior art keywords
- glass
- cao
- bao
- sro
- refractive index
- Prior art date
Links
- 239000011521 glass Substances 0.000 title claims abstract description 42
- 229910018068 Li 2 O Inorganic materials 0.000 claims abstract description 13
- 229910021193 La 2 O 3 Inorganic materials 0.000 claims abstract description 12
- 229910010413 TiO 2 Inorganic materials 0.000 claims abstract description 12
- 229910004298 SiO 2 Inorganic materials 0.000 claims abstract description 10
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 11
- 239000007791 liquid phase Substances 0.000 claims description 8
- 239000000126 substance Substances 0.000 claims description 5
- 238000010186 staining Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 10
- 230000004580 weight loss Effects 0.000 description 4
- 239000002253 acid Substances 0.000 description 3
- 229910000272 alkali metal oxide Inorganic materials 0.000 description 3
- 229910000287 alkaline earth metal oxide Inorganic materials 0.000 description 3
- 238000004031 devitrification Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000002411 adverse Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000007062 hydrolysis Effects 0.000 description 2
- 238000006460 hydrolysis reaction Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- -1 B 2 O 3 Inorganic materials 0.000 description 1
- 229910017976 MgO 4 Inorganic materials 0.000 description 1
- 239000005347 annealed glass Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 150000001649 bromium compounds Chemical class 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 150000001805 chlorine compounds Chemical class 0.000 description 1
- 239000003086 colorant Substances 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 239000006025 fining agent Substances 0.000 description 1
- 150000002222 fluorine compounds Chemical class 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000006060 molten glass Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 229910000314 transition metal oxide Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004383 yellowing Methods 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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
-
- 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
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S501/00—Compositions: ceramic
- Y10S501/90—Optical glass, e.g. silent on refractive index and/or ABBE number
- Y10S501/903—Optical glass, e.g. silent on refractive index and/or ABBE number having refractive index less than 1.8 and ABBE number less than 70
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)
Abstract
Description
실시예 | 1 | 2 | 3 | 4 | 5 | 6 |
SiO2TiO2ZrO2La2O3Nb2O5BaOSrOCaOBaO + SrO + CaOLi2ONa2OK2OLi2O + Na2O + K2OFAs2O3 | 40.7517.858.71.7015.850.55.1521.503.15.858.950.220.33 | 40.7517.857.71.7016.850.55.1522.503.15.858.950.220.33 | 40.4517.158.71.31.414.850.55.1520.513.15.859.950.220.33 | 40.4517.158.71.31.413.850.57.1521.503.15.858.950.220.33 | 41.4517.158.71.7014.850.55.1520.513.15.859.950.220.33 | 40.75178.70.851.715.850.55.1521.503.15.858.950.220.33 |
굴절률아베 수밀도 | 1.70234.53.23 | 1.69934.93.24 | 1.70534.63.23 | 1.734.5 | 1.69935.23.18 | 1.734.73.22 |
400nm에서의 투과도 | 75.5 | 75.8 | 75 | |||
점도에 대한 온도:10 Pa.s100 Pa.s | 12231084 | 12171078 | 11671034 | 11881047 | ||
액상에서의 점도(Pa.s) | 35 | 30 | 22 | 25 | 25 | 40 |
내구성:- DIN 12111Na2O (㎍/g)- DIN 12116중량 손실 (㎎/dm2)- ISO 695중량 손실 (㎎/dm2) | 24.827.214.5 | 326313.5 |
실시예 | 7 | 8 | 9 | 10 | 11 | 12 |
SiO2TiO2ZrO2La2O3Nb2O5BaOSrOCaOBaO + SrO + CaOLi2ONa2OK2OLi2O + Na2O + K2OFAs2O3 | 40.7516.158.703.415.850.55.1521.503.15.858.950.220.33 | 40.7518.158.701.411.850.55.1517.543.15.8512.950.220.33 | 40.4517.858.71.7014.850.55.1520.515.853.19.950.220.33 | 40.7517.858.71.7010.94.455.1520.513.15.859.950.220.33 | 39.6516.158.74.5015.850.55.1521.503.15.858.950.220.33 | 40.7517.8510.40015.850.55.1521.6503.15.8590.220.33 |
굴절률아베 수밀도 | 1.734.63.22 | 1.70734.53.14 | 3.24 | 3.22 | 1.70135.53.29 | 1.70334.33.22 |
400nm에서의 투과도 | 75 | |||||
점도에 대한 온도:10 Pa.s100 Pa.s | 12301091 | 1053932 | 11441027 | 11551039 | ||
액상에서의 점도(Pa.s) | 40 | 5 | 10-16 | 11-16 | 16 | |
내구성:- DIN 12111Na2O (㎍/g)- DIN 12116중량 손실 (㎎/dm2)- ISO 695중량 손실 (㎎/dm2) | 3537.316.6 |
Claims (3)
- - 1.675 및 1.72 사이의 굴절률- 33 및 36.5 사이의 아베 수- 22 Pa.s를 초과하는 액상에서의 점도- 우수한 화학적 내구성- 낮은 착색화 및- 3.25 미만의 밀도를 가지며, 산화물 기준으로 중량%로 표시된 하기 성분이 필수적으로 이루어진 유리.SiO238 - 45TiO215 - 20ZrO26 - 10La2O30.5 - 4BaO 12 - 19CaO 3 - 8BaO + CaO + SrO 17 - 25Na2O 2 - 6K2O 4 - 8Li2O + Na2O + K2O 6 - 10.5
- - 1.675 및 1.72 사이의 굴절률- 33 및 36.5 사이의 아베 수- 22 Pa.s를 초과하는 액상에서의 점도- 우수한 화학적 내구성- 낮은 착색화 및- 3.25 미만의 밀도를 가지며, 산화물 기준으로 중량%로 표시된 하기 성분이 필수적으로 이루어진 유리.SiO238 - 45TiO215 - 20ZrO26 - 10La2O30.5 - 4Nb2O50 - 2BaO 12 - 19SrO 0 - 4CaO 3 - 8BaO + CaO + SrO 17 - 25Li2O 0 - 3Na2O 2 - 6K2O 4 - 8Li2O + Na2O + K2O 6 - 10.5Al2O30 - 3B2O30 - 3MgO 0 - 3ZnO 0 - 3Al2O3+ B2O3+ MgO + ZnO 0 - 12As2O3+ Sb2O3+ F + Cl + Br 0 - 2
- 제 2항에 있어서, 산화물 기준으로 중량%로 표시된 하기 성분이 필수적으로 이루어진 유리.SiO239 - 43TiO216 - 19ZrO27 - 10La2O31 - 3Nb2O50 - 1BaO 14 - 18SrO 0 - 2CaO 4 - 6BaO + CaO + SrO 19 - 24Li2O 0Na2O 2 - 5K2O 4 - 8Li2O + Na2O + K2O 7 - 10Al2O30 - 1B2O30 - 1MgO 0 - 1ZnO 0 - 1Al2O3+ B2O3+ MgO + ZnO 0 - 1As2O3+ Sb2O3+ F + Cl + Br 0 - 1
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR95/02645 | 1995-03-07 | ||
FR9502645A FR2731423B1 (fr) | 1995-03-07 | 1995-03-07 | Verres a haut indice de refraction |
US8/480,988 | 1995-06-07 | ||
US08/480,988 US5525554A (en) | 1995-03-07 | 1995-06-07 | High index glasses |
US08/480,988 | 1995-06-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
KR19980702805A true KR19980702805A (ko) | 1998-08-05 |
KR100384512B1 KR100384512B1 (ko) | 2003-07-16 |
Family
ID=26231803
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1019970706212A KR100384512B1 (ko) | 1995-03-07 | 1996-01-22 | 고굴절률 유리 |
Country Status (10)
Country | Link |
---|---|
US (1) | US5525554A (ko) |
EP (1) | EP0813504B1 (ko) |
JP (1) | JP3088756B2 (ko) |
KR (1) | KR100384512B1 (ko) |
BR (1) | BR9607220A (ko) |
CA (1) | CA2210680A1 (ko) |
DE (1) | DE69602726T2 (ko) |
ES (1) | ES2131931T3 (ko) |
FR (1) | FR2731423B1 (ko) |
WO (1) | WO1996027561A1 (ko) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2003292338A (ja) | 2002-04-02 | 2003-10-15 | Ohara Inc | 光学ガラス |
EP2641880A3 (en) * | 2010-05-31 | 2013-12-18 | Corning Incorporated | System and method for forming a glass sheet |
US10246369B2 (en) * | 2015-07-31 | 2019-04-02 | Corning Incorporated | High index glasses |
US10815145B2 (en) | 2016-03-31 | 2020-10-27 | Corning Incorporated | High index glass and devices incorporating such |
DE102016107934B4 (de) * | 2016-04-28 | 2023-07-13 | Schott Ag | Verfahren zur Herstellung hochbrechender Dünnglassubstrate |
CN110316961B (zh) * | 2019-07-22 | 2021-08-17 | 成都光明光电股份有限公司 | 光学玻璃、玻璃预制件、光学元件及光学仪器 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2554952A (en) * | 1946-09-21 | 1951-05-29 | Holophane Co Inc | Titania-containing silicate glass |
DE2623683C3 (de) * | 1975-06-02 | 1979-10-04 | Hoya Glass Works, Ltd., Tokio | Glas für Augenlinsen mit einem Brechungsindex von mindestens 40 und einem spezifischen Gewicht von nicht mehr als 3,lg/cm3 |
JPS594390B2 (ja) * | 1977-01-27 | 1984-01-30 | 株式会社保谷硝子 | 光学ガラス |
US4149895A (en) * | 1977-07-01 | 1979-04-17 | Corning Glass Works | Glass with high refractive index and low density |
JPS60221338A (ja) * | 1984-04-12 | 1985-11-06 | Ohara Inc | 光学ガラス |
JPS6212633A (ja) * | 1985-07-05 | 1987-01-21 | Hoya Corp | 屈折率分布型透明体の製造に適したガラス組成物 |
JP2505998B2 (ja) * | 1991-04-17 | 1996-06-12 | 株式会社オハラ | 光学ガラス |
US5320985A (en) * | 1992-10-01 | 1994-06-14 | Kabushiki Kaisha Ohara | Low refractive optical glass of a flint glass type |
DE4402537C2 (de) * | 1994-01-28 | 1996-07-25 | Schott Glaswerke | Bleifreies optisches Schwerflintglas |
-
1995
- 1995-03-07 FR FR9502645A patent/FR2731423B1/fr not_active Expired - Fee Related
- 1995-06-07 US US08/480,988 patent/US5525554A/en not_active Expired - Lifetime
-
1996
- 1996-01-22 ES ES96902408T patent/ES2131931T3/es not_active Expired - Lifetime
- 1996-01-22 EP EP96902408A patent/EP0813504B1/en not_active Expired - Lifetime
- 1996-01-22 DE DE69602726T patent/DE69602726T2/de not_active Expired - Fee Related
- 1996-01-22 WO PCT/IB1996/000164 patent/WO1996027561A1/en active IP Right Grant
- 1996-01-22 KR KR1019970706212A patent/KR100384512B1/ko not_active IP Right Cessation
- 1996-01-22 CA CA002210680A patent/CA2210680A1/en not_active Abandoned
- 1996-01-22 BR BR9607220A patent/BR9607220A/pt not_active IP Right Cessation
- 1996-01-22 JP JP08526737A patent/JP3088756B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JPH11501607A (ja) | 1999-02-09 |
DE69602726D1 (de) | 1999-07-08 |
EP0813504B1 (en) | 1999-06-02 |
BR9607220A (pt) | 1998-07-07 |
JP3088756B2 (ja) | 2000-09-18 |
ES2131931T3 (es) | 1999-08-01 |
FR2731423A1 (fr) | 1996-09-13 |
KR100384512B1 (ko) | 2003-07-16 |
US5525554A (en) | 1996-06-11 |
EP0813504A1 (en) | 1997-12-29 |
WO1996027561A1 (en) | 1996-09-12 |
DE69602726T2 (de) | 1999-10-21 |
CA2210680A1 (en) | 1996-09-12 |
FR2731423B1 (fr) | 1997-04-30 |
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Patent event date: 19970905 Patent event code: PA01051R01D Comment text: International Patent Application |
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Comment text: Registration of Establishment Patent event date: 20030506 Patent event code: PR07011E01D |
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