RU2055026C1 - Flint glass - Google Patents
Flint glass Download PDFInfo
- Publication number
- RU2055026C1 RU2055026C1 SU5027254A RU2055026C1 RU 2055026 C1 RU2055026 C1 RU 2055026C1 SU 5027254 A SU5027254 A SU 5027254A RU 2055026 C1 RU2055026 C1 RU 2055026C1
- Authority
- RU
- Russia
- Prior art keywords
- oxide
- glass
- flint glass
- crystal
- production
- Prior art date
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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
- C03C4/0028—Compositions for glass with special properties for crystal glass, e.g. lead-free crystal 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
- C03C3/076—Glass compositions containing silica with 40% to 90% silica, by weight
- C03C3/102—Glass compositions containing silica with 40% to 90% silica, by weight containing lead
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- 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)
- Crystallography & Structural Chemistry (AREA)
- Glass Compositions (AREA)
Abstract
Description
Изобретение относится к составам стекол, используемых для производства художественно-декоративных изделий, сортовой посуды. The invention relates to glass compositions used for the production of art and decorative products, high-quality tableware.
Известно стекло, содержащее SiO2, CaO, Na2O, K2O, P2O5 [1]
Известно также хрустальное стекло, содержащее следующие компоненты, мас. SiO2 56,4929-56,993; PbO 23,8-24,2; K2O 16,3-16,7; ZnO 0,8-1,2; Nd2O3 0,0001-0,0002; CeO2 0,0068-0,007; Ni2O3 0,0001-0,0002; Co2O3 1,5-2,0 [2]
Показатель преломления такого стекла составляет 1,54-1,55.Known glass containing SiO 2 , CaO, Na 2 O, K 2 O, P 2 O 5 [1]
Crystal glass is also known, containing the following components, wt. SiO 2 56.4929-56.993; PbO 23.8-24.2; K 2 O 16.3-16.7; ZnO 0.8-1.2; Nd 2 O 3 0.0001-0.0002; CeO 2 0.0068-0.007; Ni 2 O 3 0.0001-0.0002; Co 2 O 3 1.5-2.0 [2]
The refractive index of such a glass is 1.54-1.55.
Задача изобретения повышение коэффициента преломления стекла. The objective of the invention is to increase the refractive index of glass.
Сущность изобретения заключается в том, что в состав стекла, содержащего SiO2, PbO, K2O, ZnO, Ni2O3, Co2O3, дополнительно вводят СаО и BaO при следующем соотношении компонентов, мас. SiO2 49,0-50,0; PbO 20,5-21,8; K2O 16,3-16,7; ZnO 2,0-3,0; Ni2O3 0,1-0,2; Co2O3 0,8-1,2; BaO 4,6-5,1; CaO 4,0-5,5.The essence of the invention lies in the fact that in the composition of the glass containing SiO 2 , PbO, K 2 O, ZnO, Ni 2 O 3 , Co 2 O 3 , CaO and BaO are additionally introduced in the following ratio of components, wt. SiO 2 49.0-50.0; PbO 20.5-21.8; K 2 O 16.3-16.7; ZnO 2.0-3.0; Ni 2 O 3 0.1-0.2; Co 2 O 3 0.8-1.2; BaO 4.6-5.1; CaO 4.0-5.5.
В таблице приведены составы предлагаемого хрустального стекла. The table shows the compositions of the proposed crystal glass.
Коэффициент преломления предлагаемого стекла составляет: 1,63 для составов 1 и 3; 1,59 для состава 2; 1,61 для состава 4. The refractive index of the proposed glass is: 1.63 for
Claims (1)
SiO2 - 49 - 50
PbO - 20,5 - 21,8
K2O - 16,3 - 16,7
ZnO - 2 - 3
Ni2O3 - 0,1 - 0,2
Co2O3 - 0,8 - 1,2
CaO - 4,0 - 5,5
BaO - 4,6 - 5,1CRYSTAL GLASS containing SiO 2 , PbO, K 2 O, ZnO, Ni 2 O 3 , Co 2 O 3 , characterized in that it additionally contains CaO and BaO in the following ratio of components, wt.%:
SiO 2 - 49 - 50
PbO - 20.5 - 21.8
K 2 O - 16.3 - 16.7
ZnO - 2 - 3
Ni 2 O 3 - 0.1 - 0.2
Co 2 O 3 - 0.8 - 1.2
CaO - 4.0 - 5.5
BaO - 4.6 - 5.1
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU5027254 RU2055026C1 (en) | 1992-02-17 | 1992-02-17 | Flint glass |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SU5027254 RU2055026C1 (en) | 1992-02-17 | 1992-02-17 | Flint glass |
Publications (1)
Publication Number | Publication Date |
---|---|
RU2055026C1 true RU2055026C1 (en) | 1996-02-27 |
Family
ID=21596861
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SU5027254 RU2055026C1 (en) | 1992-02-17 | 1992-02-17 | Flint glass |
Country Status (1)
Country | Link |
---|---|
RU (1) | RU2055026C1 (en) |
-
1992
- 1992-02-17 RU SU5027254 patent/RU2055026C1/en active
Non-Patent Citations (2)
Title |
---|
1. Третьяков Ю.Д. и др. Химия. Справочные материалы. М.: Просвещение, 1984, с.100. * |
2. Авторское свидетельство СССР N 1384550, кл. C 03C 3/102, 1988. * |
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