GB1411766A - Photochromic glasses - Google Patents
Photochromic glassesInfo
- Publication number
- GB1411766A GB1411766A GB5721572A GB5721572A GB1411766A GB 1411766 A GB1411766 A GB 1411766A GB 5721572 A GB5721572 A GB 5721572A GB 5721572 A GB5721572 A GB 5721572A GB 1411766 A GB1411766 A GB 1411766A
- Authority
- GB
- United Kingdom
- Prior art keywords
- glass
- photochromic
- base
- photochromic glasses
- glaswebk
- 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
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
- C03C3/00—Glass compositions
- C03C3/04—Glass compositions containing silica
- C03C3/062—Glass compositions containing silica with less than 40% silica by weight
- C03C3/064—Glass compositions containing silica with less than 40% 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
-
- 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
-
- 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
- C03C3/12—Silica-free oxide glass compositions
- C03C3/14—Silica-free oxide glass compositions containing boron
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
1411766 Photochromic glass JENAER GLASWEBK SCHOTT & GEN VEB 12 Dec 1972 57215/72 Heading C1M [Also in Division C4] Photochromic borate or borosilicate glass comprises a base glass consisting of in percentages by weight 5À0-90À0 B 2 O 3 ; 0-70À0 SiO 2 ; 1-25À0 BaO and /or CaO and/or SrO and/or PbO; 0-20À0 Na 2 O and/or K 2 O; 0-15À0 Al 2 O 3 and/or La 2 O 3 ; 0À2-15À0 WO 3 ; 0-1À5 F; in which is incorporated, with respect to the glass base, 0-1À0 CdO; 0À02 CuO and 0À02-1À0 AgX wherein X is chlorine, bromine and/or iodine.
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD15613371A DD92112A3 (en) | 1971-06-29 | 1971-06-29 | |
DE19722256775 DE2256775C3 (en) | 1972-11-20 | Silver-containing photochromic borate or borosilicate glass that contains both halogens and WO3 | |
GB5721572A GB1411766A (en) | 1971-06-29 | 1972-12-12 | Photochromic glasses |
FR7244197A FR2209728B1 (en) | 1971-06-29 | 1972-12-12 |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DD15613371A DD92112A3 (en) | 1971-06-29 | 1971-06-29 | |
DE19722256775 DE2256775C3 (en) | 1972-11-20 | Silver-containing photochromic borate or borosilicate glass that contains both halogens and WO3 | |
GB5721572A GB1411766A (en) | 1971-06-29 | 1972-12-12 | Photochromic glasses |
FR7244197A FR2209728B1 (en) | 1971-06-29 | 1972-12-12 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1411766A true GB1411766A (en) | 1975-10-29 |
Family
ID=27430198
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5721572A Expired GB1411766A (en) | 1971-06-29 | 1972-12-12 | Photochromic glasses |
Country Status (3)
Country | Link |
---|---|
DD (1) | DD92112A3 (en) |
FR (1) | FR2209728B1 (en) |
GB (1) | GB1411766A (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4304584A (en) * | 1980-04-28 | 1981-12-08 | Corning Glass Works | Method for making polarizing glasses by extrusion |
GB2175298A (en) * | 1985-05-20 | 1986-11-26 | Central Glass Co Ltd | Glass useful as either photosensitive glass or opaline foam glass |
WO2016019464A1 (en) | 2014-08-05 | 2016-02-11 | Genics Inc. | Dissolvable objects |
US10845173B2 (en) | 2016-02-10 | 2020-11-24 | Genics Inc. | Dissolvable projectiles |
CN112341003A (en) * | 2020-11-26 | 2021-02-09 | 中国建材国际工程集团有限公司 | Photochromic glass and preparation method thereof |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4076544A (en) * | 1976-07-28 | 1978-02-28 | Corning Glass Works | Copper-cadmium-silver photochromic glass |
-
1971
- 1971-06-29 DD DD15613371A patent/DD92112A3/xx unknown
-
1972
- 1972-12-12 GB GB5721572A patent/GB1411766A/en not_active Expired
- 1972-12-12 FR FR7244197A patent/FR2209728B1/fr not_active Expired
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4304584A (en) * | 1980-04-28 | 1981-12-08 | Corning Glass Works | Method for making polarizing glasses by extrusion |
GB2175298A (en) * | 1985-05-20 | 1986-11-26 | Central Glass Co Ltd | Glass useful as either photosensitive glass or opaline foam glass |
US4703019A (en) * | 1985-05-20 | 1987-10-27 | Central Glass Company, Limited | Glass useful as either photosensitive glass or opaline foam glass |
WO2016019464A1 (en) | 2014-08-05 | 2016-02-11 | Genics Inc. | Dissolvable objects |
EP3177575A4 (en) * | 2014-08-05 | 2018-07-25 | Genics Inc. | Dissolvable objects |
US11718555B2 (en) | 2014-08-05 | 2023-08-08 | 1824930 Alberta Ltd. | Dissolvable objects |
US10845173B2 (en) | 2016-02-10 | 2020-11-24 | Genics Inc. | Dissolvable projectiles |
CN112341003A (en) * | 2020-11-26 | 2021-02-09 | 中国建材国际工程集团有限公司 | Photochromic glass and preparation method thereof |
Also Published As
Publication number | Publication date |
---|---|
DE2256775A1 (en) | 1974-06-06 |
FR2209728A1 (en) | 1974-07-05 |
FR2209728B1 (en) | 1976-01-30 |
DD92112A3 (en) | 1972-08-20 |
DE2256775B2 (en) | 1975-07-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PLNP | Patent lapsed through nonpayment of renewal fees |