CA976359A - Chemically hardened spectacle crown glass - Google Patents

Chemically hardened spectacle crown glass

Info

Publication number
CA976359A
CA976359A CA163,114A CA163114A CA976359A CA 976359 A CA976359 A CA 976359A CA 163114 A CA163114 A CA 163114A CA 976359 A CA976359 A CA 976359A
Authority
CA
Canada
Prior art keywords
crown glass
chemically hardened
spectacle
spectacle crown
hardened
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
CA163,114A
Other languages
English (en)
Other versions
CA163114S (en
Inventor
Georg Gliemeroth
Lothar Meckel
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.)
Schott AG
Original Assignee
Jenaer Glaswerk Schott and Gen
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 Jenaer Glaswerk Schott and Gen filed Critical Jenaer Glaswerk Schott and Gen
Application granted granted Critical
Publication of CA976359A publication Critical patent/CA976359A/en
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
    • 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
    • C03C3/089—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
    • C03C3/093—Glass compositions containing silica with 40% to 90% silica, by weight containing boron containing aluminium containing zinc or zirconium
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T428/00—Stock material or miscellaneous articles
    • Y10T428/31—Surface property or characteristic of web, sheet or block
    • Y10T428/315—Surface modified glass [e.g., tempered, strengthened, etc.]

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)
CA163,114A 1972-02-08 1973-02-07 Chemically hardened spectacle crown glass Expired CA976359A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE2205844A DE2205844C3 (de) 1972-02-08 1972-02-08 Durch Alkaliionenaustausch chemisch gehärtetes Brillen-Fernteilglas
US33000873A 1973-02-06 1973-02-06
US05/515,000 US3954487A (en) 1972-02-08 1974-10-15 Chemically hardened spectacle crown glass

Publications (1)

Publication Number Publication Date
CA976359A true CA976359A (en) 1975-10-21

Family

ID=27184090

Family Applications (1)

Application Number Title Priority Date Filing Date
CA163,114A Expired CA976359A (en) 1972-02-08 1973-02-07 Chemically hardened spectacle crown glass

Country Status (6)

Country Link
US (1) US3954487A (de)
AT (1) AT332583B (de)
CA (1) CA976359A (de)
DE (1) DE2205844C3 (de)
FR (1) FR2171267B1 (de)
GB (1) GB1412674A (de)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4036623A (en) * 1973-08-23 1977-07-19 American Optical Corporation Method of making hardened ophthalmic lenses by ion exchange
DE2456894C3 (de) * 1974-12-02 1978-04-06 Jenaer Glaswerk Schott & Gen., 6500 Mainz Anorganisches, glasiges Material zur Verwendung in einem Ionenaustausch zwecks Erzeugung eines Brechwertgradienten bei weitgehender Vermeidung einer Änderung des thermischen Ausdehnungskoeffizienten
JPS5275452A (en) * 1975-12-19 1977-06-24 Hoya Glass Works Ltd Method of producing soft aperture filter
US4297141A (en) * 1978-09-05 1981-10-27 Sumita Optical Glass Manufacturing Co., Ltd. Optical glass for optical paths
DE3524605A1 (de) * 1985-01-22 1987-01-15 Schott Glaswerke Lichtwellenleiter, hergestellt aus speziellen hoch-aluminiumhaltigen substratglaesern durch ionenaustausch gegen cs+-ionen
DE4428839C2 (de) * 1994-08-01 1997-01-23 Ivoclar Ag Alkali-Zink-Silicat-Glaskeramiken und -Gläser und Verfahren zur Herstellung der Glaskeramiken
FR2728557A1 (fr) * 1994-12-27 1996-06-28 Corning France Nouveaux verres et lentilles ophtalmiques
US6236391B1 (en) 1995-01-24 2001-05-22 Elo Touchsystems, Inc. Acoustic touch position sensor using a low acoustic loss transparent substrate
DE60126186T2 (de) * 2000-06-05 2007-11-15 Kabushiki Kaisha Ohara, Sagamihara Optische Gläser die unter Betriebsbedingungen bei UV-Belichtung in Bezug auf ihren Brechungsindex möglichst stabil sind
US7727917B2 (en) * 2003-10-24 2010-06-01 Schott Ag Lithia-alumina-silica containing glass compositions and glasses suitable for chemical tempering and articles made using the chemically tempered glass
US20110129752A1 (en) * 2007-05-04 2011-06-02 Dirk Peter Claassen Connection of chemical or thermal reactors
US7666511B2 (en) * 2007-05-18 2010-02-23 Corning Incorporated Down-drawable, chemically strengthened glass for cover plate
CN101679105B (zh) * 2007-06-07 2015-06-17 日本电气硝子株式会社 强化玻璃基板及其制造方法
CN102149649A (zh) * 2008-08-08 2011-08-10 康宁股份有限公司 强化的玻璃制品及其制造方法
US8341976B2 (en) * 2009-02-19 2013-01-01 Corning Incorporated Method of separating strengthened glass
US9371248B2 (en) 2013-04-10 2016-06-21 Schott Ag Glass element with high scratch tolerance
DE102013103573B4 (de) 2013-04-10 2016-10-27 Schott Ag Chemisch vorspannbares Glaselement mit hoher Kratztoleranz, und Verfahren zur Herstellung des Glaselementes
US9670088B2 (en) 2014-05-20 2017-06-06 Corning Incorporated Scratch resistant glass and method of making
US10407339B2 (en) * 2015-02-26 2019-09-10 Corning Incorporated Ion exchangeable soft glasses for three-dimensional shapes

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB812576A (en) * 1956-09-10 1959-04-29 Pittsburgh Plate Glass Co Improvements in or relating to glass composition
US3357876A (en) * 1965-01-19 1967-12-12 Pittsburgh Plate Glass Co Method of strengthening a glass article by ion exchange
US3301649A (en) * 1964-03-10 1967-01-31 Corning Glass Works Method of making high strength glass articles
DE1496548B2 (de) * 1965-09-04 1971-09-30 Jenaer Glaswerk Schott & Gen , 6500 Mainz Kristallisationsstabile thoriumoxid und berylliumoxid freie optische glaeser
US3524737A (en) * 1967-06-01 1970-08-18 Corning Glass Works Method for thermochemical strengthening of glass articles
GB1322228A (en) * 1969-07-10 1973-07-04 Asahi Glass Co Ltd Method of strengthening a glass article and a strengthened glass article
US3790260A (en) * 1972-01-03 1974-02-05 Corning Glass Works High strength ophthalmic lens

Also Published As

Publication number Publication date
ATA70373A (de) 1976-01-15
FR2171267A1 (de) 1973-09-21
DE2205844B2 (de) 1975-01-02
DE2205844A1 (de) 1973-08-30
AT332583B (de) 1976-10-11
DE2205844C3 (de) 1975-08-14
US3954487A (en) 1976-05-04
GB1412674A (en) 1975-11-05
FR2171267B1 (de) 1977-02-18

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