FR2671794B1 - Verre d'ophtalmologie tres resistant aux acides. - Google Patents

Verre d'ophtalmologie tres resistant aux acides.

Info

Publication number
FR2671794B1
FR2671794B1 FR9200385A FR9200385A FR2671794B1 FR 2671794 B1 FR2671794 B1 FR 2671794B1 FR 9200385 A FR9200385 A FR 9200385A FR 9200385 A FR9200385 A FR 9200385A FR 2671794 B1 FR2671794 B1 FR 2671794B1
Authority
FR
France
Prior art keywords
ophthalmological
glass
acid resistant
resistant
acid
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
Application number
FR9200385A
Other languages
English (en)
French (fr)
Other versions
FR2671794A1 (fr
Inventor
Danuta Grabowski
Marc Clement
Volkmar Geiler
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
Schott Glaswerke AG
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 Schott Glaswerke AG filed Critical Schott Glaswerke AG
Publication of FR2671794A1 publication Critical patent/FR2671794A1/fr
Application granted granted Critical
Publication of FR2671794B1 publication Critical patent/FR2671794B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C03C3/00—Glass compositions
    • C03C3/04—Glass compositions containing silica
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead 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
    • C03C3/062—Glass compositions containing silica with less than 40% silica by weight
    • C03C3/07—Glass compositions containing silica with less than 40% silica by weight containing lead
    • C03C3/072—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron
    • C03C3/074—Glass compositions containing silica with less than 40% silica by weight containing lead containing boron containing zinc

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)
FR9200385A 1991-01-18 1992-01-16 Verre d'ophtalmologie tres resistant aux acides. Expired - Fee Related FR2671794B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19914101365 DE4101365C1 (enrdf_load_stackoverflow) 1991-01-18 1991-01-18

Publications (2)

Publication Number Publication Date
FR2671794A1 FR2671794A1 (fr) 1992-07-24
FR2671794B1 true FR2671794B1 (fr) 1994-11-25

Family

ID=6423253

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9200385A Expired - Fee Related FR2671794B1 (fr) 1991-01-18 1992-01-16 Verre d'ophtalmologie tres resistant aux acides.

Country Status (3)

Country Link
DE (1) DE4101365C1 (enrdf_load_stackoverflow)
FR (1) FR2671794B1 (enrdf_load_stackoverflow)
GB (1) GB2251854B (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4336122C1 (de) * 1993-10-22 1995-04-27 Deutsche Spezialglas Ag Hochbrechendes ophtalmisches Glas und Verwendung des Glases
DE102014109832B4 (de) * 2014-07-14 2017-12-28 Schott Ag Hochbrechende Dünngläser
US10343946B2 (en) 2010-10-26 2019-07-09 Schott Ag Highly refractive thin glasses
US10308545B2 (en) 2010-10-26 2019-06-04 Schott Ag Highly refractive thin glasses

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3121824C2 (de) * 1981-06-02 1984-06-14 Schott Glaswerke, 6500 Mainz Säurefestes, hydrolytisch beständiges optisches und ophthalmisches Glas geringer Dichte
JPS5860640A (ja) * 1981-10-01 1983-04-11 Hoya Corp 光学ガラス
JPS6046945A (ja) * 1983-08-22 1985-03-14 Ohara Inc 光学ガラス

Also Published As

Publication number Publication date
FR2671794A1 (fr) 1992-07-24
GB2251854B (en) 1994-06-29
DE4101365C1 (enrdf_load_stackoverflow) 1992-04-16
GB2251854A (en) 1992-07-22
GB9200728D0 (en) 1992-03-11

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Legal Events

Date Code Title Description
ST Notification of lapse