ES8606213A1 - Perfeccionamientos introducidos en cristales para aplicaciones oftalmicas. - Google Patents

Perfeccionamientos introducidos en cristales para aplicaciones oftalmicas.

Info

Publication number
ES8606213A1
ES8606213A1 ES538613A ES538613A ES8606213A1 ES 8606213 A1 ES8606213 A1 ES 8606213A1 ES 538613 A ES538613 A ES 538613A ES 538613 A ES538613 A ES 538613A ES 8606213 A1 ES8606213 A1 ES 8606213A1
Authority
ES
Spain
Prior art keywords
glasses
ophthalmic applications
li2o
na2o
as2o3
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
Application number
ES538613A
Other languages
English (en)
Other versions
ES538613A0 (es
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Corning Glass Works
Original Assignee
Corning Glass Works
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Corning Glass Works filed Critical Corning Glass Works
Publication of ES538613A0 publication Critical patent/ES538613A0/es
Publication of ES8606213A1 publication Critical patent/ES8606213A1/es
Expired legal-status Critical Current

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
    • C03C4/00—Compositions for glass with special properties
    • C03C4/08—Compositions for glass with special properties for glass selectively absorbing radiation of specified wave lengths
    • C03C4/085—Compositions for glass with special properties for glass selectively absorbing radiation of specified wave lengths for ultraviolet absorbing 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
    • 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
    • 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

PROCEDIMIENTO PARA LA FABRICACION DE CRISTALES DESTINADOS A APLICACIONES OFTALMICAS. COMPRENDE LAS SIGUIENTES OPERACIONES: PRIMERA, SE FUNDE EL MATERIAL DENTRO DE LA GAMA DE TEMPERATURA DE 1250 A 1300 GRADOS; SEGUNDA, SE REALIZA EL HOMOGENEIZADO Y REFINADO DEL VIDRIO LICUADO, A UNA TEMPERATURA COMPRENDIDA ENTRE 1400 Y 1460 GRADOS; TERCERA, EL VIDRIO LICUADO SE ENFRIA A LA TEMPERATURA ADECUADA PARA QUE EL VERTIDO SEA EFECTUADO A UNA GAMA DE TEMPERATURA CORRESPONDIENTE A UNA VISCOSIDAD DESDE 100 A 1000 POISES; Y POR ULTIMO, EL RECOCIDO SE HACE A UNA TEMPERATURA DE APROXIMADAMENTE DE 480 GRADOS, A UN RITMO DE 60 GRADOS POR HORA.
ES538613A 1984-01-13 1984-12-14 Perfeccionamientos introducidos en cristales para aplicaciones oftalmicas. Expired ES8606213A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8400481A FR2558152B1 (fr) 1984-01-13 1984-01-13 Verres a usage ophtalmique de faible densite, absorbant les radiations ultraviolettes et ayant une haute transmission dans le visible et lentilles correctrices constituees de ces verres

Publications (2)

Publication Number Publication Date
ES538613A0 ES538613A0 (es) 1986-04-01
ES8606213A1 true ES8606213A1 (es) 1986-04-01

Family

ID=9300088

Family Applications (1)

Application Number Title Priority Date Filing Date
ES538613A Expired ES8606213A1 (es) 1984-01-13 1984-12-14 Perfeccionamientos introducidos en cristales para aplicaciones oftalmicas.

Country Status (7)

Country Link
US (1) US4565791A (es)
EP (1) EP0151346B1 (es)
JP (1) JPS60161351A (es)
BR (1) BR8406643A (es)
DE (1) DE3469724D1 (es)
ES (1) ES8606213A1 (es)
FR (1) FR2558152B1 (es)

Families Citing this family (49)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60155551A (ja) * 1984-01-24 1985-08-15 Toshiba Corp 光フアイバ用被覆ガラス
DE3524605A1 (de) * 1985-01-22 1987-01-15 Schott Glaswerke Lichtwellenleiter, hergestellt aus speziellen hoch-aluminiumhaltigen substratglaesern durch ionenaustausch gegen cs+-ionen
GB8623214D0 (en) * 1986-09-26 1986-10-29 Pilkington Brothers Plc Glass compositions
US4819039A (en) * 1986-12-22 1989-04-04 American Telephone And Telegraph Co. At&T Laboratories Devices and device fabrication with borosilicate glass
US4792535A (en) * 1987-09-02 1988-12-20 Corning Glass Works UV-transmitting glasses
US4814298A (en) * 1987-10-26 1989-03-21 Corning Glass Works Lead-free glasses for glaze materials
CZ278892B6 (en) * 1991-05-08 1994-08-17 Vysoka Skola Chem Tech Lead-free crystal glass
ATE143925T1 (de) * 1992-04-10 1996-10-15 Schott Glaswerke Blei- und bariumfreies kristallglas mit hoher lichttransmission
ES2110570T3 (es) * 1992-07-01 1998-02-16 Proceram Composiciones y articulos ceramicos vitreos transparentes y exentos de plomo.
US5268335A (en) * 1992-11-27 1993-12-07 Corning Incorporated Fast strengthening glass lenses
US5256607A (en) * 1992-11-27 1993-10-26 Corning Incorporated Neutral, ultraviolet absoring, fixed tint lenses
US5827790A (en) * 1993-02-13 1998-10-27 Proceram Unleaded transparent vitreous glass composition and articles
EP0645348B2 (en) † 1993-09-29 2003-01-15 Kabushiki Kaisha Ohara Optical glass
US5366940A (en) * 1994-01-28 1994-11-22 Bausch & Lomb Incorporated Transparent, fixed tint glass lenses
US5714422A (en) * 1994-09-16 1998-02-03 Favrot; Guy A. Transparent glass
FR2728557A1 (fr) * 1994-12-27 1996-06-28 Corning France Nouveaux verres et lentilles ophtalmiques
TW346478B (en) * 1995-09-14 1998-12-01 Nippon Electric Glass Co Glasses for fluorescent lamp
HUP9600148A3 (en) * 1996-01-24 1999-01-28 Gen Electric Company Cleveland Glass composition
DE19609735C2 (de) * 1996-03-13 1998-01-29 Schott Glaswerke Bleifreie Kronflintgläser
DE19650692C2 (de) * 1996-12-06 1999-01-14 Schott Glas Bleifreie Krongläser
US5843855A (en) * 1997-01-15 1998-12-01 General Electric Company Glass
EP0953549B1 (en) * 1998-04-28 2002-09-11 Asahi Glass Company Ltd. Plate glass and substrate glass for electronics
DE19828992C1 (de) * 1998-06-29 1999-10-07 Schott Glas Bleifreie optische Gläser
JP2011251903A (ja) * 2000-06-05 2011-12-15 Ohara Inc 光照射による屈折率変化の小さい光学ガラス
DE10035801B4 (de) * 2000-07-22 2008-04-03 Schott Ag Borosilicatglas hoher chemischer Beständigkeit und dessen Verwendungen
DE10133521C1 (de) * 2001-07-10 2002-09-05 Schott Glas Bleifreie Optische Gläser
DE10245880B4 (de) 2002-09-30 2004-08-05 Schott Glas Weissgläser/Borosilikatgläser mit spezieller UV-Kante
EP1426345A1 (en) * 2002-12-03 2004-06-09 Corning Incorporated Borosilicate glass compositions and uses therof
JP4795651B2 (ja) * 2003-06-06 2011-10-19 ショット アクチエンゲゼルシャフト 特に蛍光ランプへ用いる高耐薬品性紫外線吸収ガラス、製造方法、及び使用方法
DE102004027119A1 (de) * 2003-06-06 2004-12-30 Schott Ag UV-Strahlung absorbierendes Glas mit geringer Absorption im sichtbaren Bereich, ein Verfahren zu seiner Herstellung sowie dessen Verwendung
JP5146897B2 (ja) * 2004-04-05 2013-02-20 日本電気硝子株式会社 照明用ガラス
DE102005000664B4 (de) * 2005-01-04 2009-09-03 Schott Ag Verfahren zur Einstellung der UV-Absorption von Gläsern und Glaskeramiken und Verwendung von Gläsern und Glaskeramiken
DE102004033653B4 (de) * 2004-07-12 2013-09-19 Schott Ag Verwendung eines Glases für EEFL Fluoreszenzlampen
DE102004033652B4 (de) * 2004-07-12 2011-11-10 Schott Ag Verwendung eines Borsilikatglases zur Herstellung von Gasentladungslampen
DE102005000663B4 (de) * 2005-01-04 2010-08-05 Schott Ag Verfahren zur Trübung eines Glases, insbesondere eines Borosilikatglases, Glasrohr und dessen Verwendung
US20070123410A1 (en) * 2005-11-30 2007-05-31 Morena Robert M Crystallization-free glass frit compositions and frits made therefrom for microreactor devices
KR20080075103A (ko) * 2005-12-16 2008-08-14 니폰 덴키 가라스 가부시키가이샤 조명용 유리
JP5072657B2 (ja) * 2008-03-05 2012-11-14 株式会社松風 アルミノシリケートガラスおよびセラミックス系歯冠陶材用の色調調整組成物
DE102008001496A1 (de) * 2008-04-30 2009-11-05 Schott Ag Borosilikatglas mit UV-Blockung für Pharmaverpackungen
DE102008043317B4 (de) * 2008-10-30 2013-08-08 Schott Ag Verwendung eines solarisationsbeständigen Glases mit einer definierten Steigung der UV-Kante für einen Strahler für Bewitterungsanlagen
US8043986B2 (en) * 2008-11-13 2011-10-25 General Electric Company Sealing glass composition, method and article
IT1405176B1 (it) * 2009-06-12 2013-12-20 Schott Ag Vetro neutro povero di boro con ossido di titanio e zirconio
JP5835642B2 (ja) * 2010-06-15 2015-12-24 日本電気硝子株式会社 光学ガラス
DE102011015161A1 (de) * 2011-03-26 2012-05-24 Schott Ag LED-Beleuchtungseinrichtung
EP3107875B1 (en) * 2014-02-20 2018-06-13 Corning Incorporated Uv photobleaching of glass having uv-induced colorization
EP3601176B1 (en) 2017-03-31 2023-10-11 Corning Incorporated High transmission glasses
US11591255B2 (en) 2018-05-22 2023-02-28 Corning Incorporated Low temperature moldable sheet forming glass compositions
CN111423111B (zh) * 2020-05-27 2022-04-15 成都光明光电股份有限公司 玻璃材料
US11951713B2 (en) 2020-12-10 2024-04-09 Corning Incorporated Glass with unique fracture behavior for vehicle windshield

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE551389A (es) * 1956-09-10
US4001019A (en) * 1972-03-08 1977-01-04 Hoya Glass Works, Ltd. Reversible light sensitive glass
GB1475500A (en) * 1973-12-06 1977-06-01 Pilkington Brothers Ltd Ophthalmic glass compositions
JPS5651143B2 (es) * 1973-12-29 1981-12-03
JPS54113618A (en) * 1978-02-24 1979-09-05 Toshiba Kasei Kougiyou Kk Ultraviolet absorbing glass for medical bottle
JPS5851900B2 (ja) * 1978-10-06 1983-11-18 日本板硝子株式会社 高耐水性の光伝送体用ガラス
GB2115403B (en) * 1982-02-20 1985-11-27 Zeiss Stiftung Optical and opthalmic glass

Also Published As

Publication number Publication date
JPH0449496B2 (es) 1992-08-11
BR8406643A (pt) 1985-10-15
FR2558152A1 (fr) 1985-07-19
FR2558152B1 (fr) 1992-03-27
JPS60161351A (ja) 1985-08-23
DE3469724D1 (en) 1988-04-14
US4565791A (en) 1986-01-21
EP0151346A1 (en) 1985-08-14
EP0151346B1 (en) 1988-03-09
ES538613A0 (es) 1986-04-01

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19970401