BE760371A - Perfecionnements relatifs au verre a photochromie - Google Patents

Perfecionnements relatifs au verre a photochromie

Info

Publication number
BE760371A
BE760371A BE760371A BE760371A BE760371A BE 760371 A BE760371 A BE 760371A BE 760371 A BE760371 A BE 760371A BE 760371 A BE760371 A BE 760371A BE 760371 A BE760371 A BE 760371A
Authority
BE
Belgium
Prior art keywords
photochromy
glass
improvements related
photochromy glass
Prior art date
Application number
BE760371A
Other languages
English (en)
Inventor
De Stanley Lythgoe
Original Assignee
Pilkington Brothers 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 Pilkington Brothers Ltd filed Critical Pilkington Brothers Ltd
Publication of BE760371A publication Critical patent/BE760371A/fr

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
    • 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
    • C03C21/005—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 introduce in the glass such metals or metallic ions as Ag, Cu
BE760371A 1969-12-15 1970-12-15 Perfecionnements relatifs au verre a photochromie BE760371A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB6105569 1969-12-15

Publications (1)

Publication Number Publication Date
BE760371A true BE760371A (fr) 1971-06-15

Family

ID=10486539

Family Applications (1)

Application Number Title Priority Date Filing Date
BE760371A BE760371A (fr) 1969-12-15 1970-12-15 Perfecionnements relatifs au verre a photochromie

Country Status (4)

Country Link
JP (1) JPS4932645B1 (fr)
BE (1) BE760371A (fr)
FR (1) FR2073693A5 (fr)
GB (1) GB1303822A (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990009356A1 (fr) * 1989-02-07 1990-08-23 Canyon Materials Research & Engineering Verres photochromiques sensibles a une energie elevee et leur procede de fabrication
US6524756B1 (en) 1996-10-31 2003-02-25 Canyon Materials, Inc. Gray scale all-glass photomasks
US6562523B1 (en) 1996-10-31 2003-05-13 Canyon Materials, Inc. Direct write all-glass photomask blanks

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990009356A1 (fr) * 1989-02-07 1990-08-23 Canyon Materials Research & Engineering Verres photochromiques sensibles a une energie elevee et leur procede de fabrication
US5078771A (en) * 1989-02-07 1992-01-07 Canyon Materials, Inc. Method of making high energy beam sensitive glasses
US6524756B1 (en) 1996-10-31 2003-02-25 Canyon Materials, Inc. Gray scale all-glass photomasks
US6562523B1 (en) 1996-10-31 2003-05-13 Canyon Materials, Inc. Direct write all-glass photomask blanks

Also Published As

Publication number Publication date
FR2073693A5 (fr) 1971-10-01
GB1303822A (fr) 1973-01-24
JPS4932645B1 (fr) 1974-09-02
DE2063106A1 (de) 1971-06-24
DE2063106B2 (de) 1977-04-14

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