BR7703237A - PHOTOCHROMIC GLASS AND RESULTING GLASS PRODUCTION PROCESS - Google Patents

PHOTOCHROMIC GLASS AND RESULTING GLASS PRODUCTION PROCESS

Info

Publication number
BR7703237A
BR7703237A BR7703237A BR7703237A BR7703237A BR 7703237 A BR7703237 A BR 7703237A BR 7703237 A BR7703237 A BR 7703237A BR 7703237 A BR7703237 A BR 7703237A BR 7703237 A BR7703237 A BR 7703237A
Authority
BR
Brazil
Prior art keywords
glass
production process
photochromic
resulting
glass production
Prior art date
Application number
BR7703237A
Other languages
Portuguese (pt)
Inventor
P Welch
Original Assignee
Johnson & Co Ltd
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 Johnson & Co Ltd filed Critical Johnson & Co Ltd
Publication of BR7703237A publication Critical patent/BR7703237A/en

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
    • C03C4/04—Compositions for glass with special properties for photosensitive glass
    • C03C4/06—Compositions for glass with special properties for photosensitive glass for phototropic or photochromic glass

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)
BR7703237A 1976-05-19 1977-05-19 PHOTOCHROMIC GLASS AND RESULTING GLASS PRODUCTION PROCESS BR7703237A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB2068776 1976-05-19
GB3401076 1976-08-16

Publications (1)

Publication Number Publication Date
BR7703237A true BR7703237A (en) 1978-02-08

Family

ID=26254826

Family Applications (1)

Application Number Title Priority Date Filing Date
BR7703237A BR7703237A (en) 1976-05-19 1977-05-19 PHOTOCHROMIC GLASS AND RESULTING GLASS PRODUCTION PROCESS

Country Status (5)

Country Link
JP (1) JPS534025A (en)
BR (1) BR7703237A (en)
DE (1) DE2722588A1 (en)
FR (1) FR2351920A1 (en)
IT (1) IT1082061B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3206958C2 (en) * 1982-02-26 1986-09-18 Schott Glaswerke, 6500 Mainz Phototropic glass with a refractive index? 1.59, an Abbe number? 44 and a density ≦ 3.0 g / cm? 3?

Also Published As

Publication number Publication date
IT1082061B (en) 1985-05-21
FR2351920A1 (en) 1977-12-16
JPS534025A (en) 1978-01-14
DE2722588A1 (en) 1977-12-08

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