CN109485252B - Coloring additive for functional glass with high visible light transmittance and near infrared ray absorption, application and functional glass - Google Patents
Coloring additive for functional glass with high visible light transmittance and near infrared ray absorption, application and functional glass Download PDFInfo
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- CN109485252B CN109485252B CN201810627182.3A CN201810627182A CN109485252B CN 109485252 B CN109485252 B CN 109485252B CN 201810627182 A CN201810627182 A CN 201810627182A CN 109485252 B CN109485252 B CN 109485252B
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- 239000011521 glass Substances 0.000 title claims abstract description 130
- 238000002834 transmittance Methods 0.000 title claims abstract description 105
- 238000004040 coloring Methods 0.000 title claims abstract description 48
- 239000000654 additive Substances 0.000 title claims abstract description 47
- 230000000996 additive effect Effects 0.000 title claims abstract description 46
- 238000010521 absorption reaction Methods 0.000 title claims abstract description 22
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 claims abstract description 14
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 4
- 229910006404 SnO 2 Inorganic materials 0.000 claims description 13
- 239000002994 raw material Substances 0.000 claims description 13
- 239000005357 flat glass Substances 0.000 claims description 10
- 238000009413 insulation Methods 0.000 claims description 10
- 238000000137 annealing Methods 0.000 claims description 8
- 239000006103 coloring component Substances 0.000 claims description 8
- 238000002844 melting Methods 0.000 claims description 8
- 230000008018 melting Effects 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 6
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 4
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 claims description 4
- JKWMSGQKBLHBQQ-UHFFFAOYSA-N diboron trioxide Chemical compound O=BOB=O JKWMSGQKBLHBQQ-UHFFFAOYSA-N 0.000 claims description 4
- 239000002904 solvent Substances 0.000 claims description 4
- 239000003638 chemical reducing agent Substances 0.000 claims description 3
- 239000005329 float glass Substances 0.000 claims description 3
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 claims description 2
- 235000019738 Limestone Nutrition 0.000 claims description 2
- 239000006004 Quartz sand Substances 0.000 claims description 2
- 238000003723 Smelting Methods 0.000 claims description 2
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 2
- DLHONNLASJQAHX-UHFFFAOYSA-N aluminum;potassium;oxygen(2-);silicon(4+) Chemical compound [O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[O-2].[Al+3].[Si+4].[Si+4].[Si+4].[K+] DLHONNLASJQAHX-UHFFFAOYSA-N 0.000 claims description 2
- 229910052791 calcium Inorganic materials 0.000 claims description 2
- 239000011575 calcium Substances 0.000 claims description 2
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 2
- 239000010459 dolomite Substances 0.000 claims description 2
- 229910000514 dolomite Inorganic materials 0.000 claims description 2
- 229940077441 fluorapatite Drugs 0.000 claims description 2
- 229910052587 fluorapatite Inorganic materials 0.000 claims description 2
- 239000010436 fluorite Substances 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 150000004820 halides Chemical class 0.000 claims description 2
- 239000006028 limestone Substances 0.000 claims description 2
- 239000010446 mirabilite Substances 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- VSIIXMUUUJUKCM-UHFFFAOYSA-D pentacalcium;fluoride;triphosphate Chemical compound [F-].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[Ca+2].[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O.[O-]P([O-])([O-])=O VSIIXMUUUJUKCM-UHFFFAOYSA-D 0.000 claims description 2
- 238000005498 polishing Methods 0.000 claims description 2
- 239000000843 powder Substances 0.000 claims description 2
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 2
- 235000017550 sodium carbonate Nutrition 0.000 claims description 2
- 238000005496 tempering Methods 0.000 claims description 2
- 229910052681 coesite Inorganic materials 0.000 claims 2
- 229910052906 cristobalite Inorganic materials 0.000 claims 2
- 239000000377 silicon dioxide Substances 0.000 claims 2
- 229910052682 stishovite Inorganic materials 0.000 claims 2
- 229910052905 tridymite Inorganic materials 0.000 claims 2
- 239000000203 mixture Substances 0.000 abstract description 22
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 abstract description 2
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 abstract description 2
- 229910052593 corundum Inorganic materials 0.000 abstract description 2
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 abstract description 2
- 229910001845 yogo sapphire Inorganic materials 0.000 abstract description 2
- GHPGOEFPKIHBNM-UHFFFAOYSA-N antimony(3+);oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Sb+3].[Sb+3] GHPGOEFPKIHBNM-UHFFFAOYSA-N 0.000 abstract 1
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 10
- 238000001228 spectrum Methods 0.000 description 10
- 229910004298 SiO 2 Inorganic materials 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 7
- 239000007788 liquid Substances 0.000 description 6
- 239000006060 molten glass Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000002329 infrared spectrum Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000006124 Pilkington process Methods 0.000 description 2
- 239000003086 colorant Substances 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000032683 aging Effects 0.000 description 1
- ADCOVFLJGNWWNZ-UHFFFAOYSA-N antimony trioxide Inorganic materials O=[Sb]O[Sb]=O ADCOVFLJGNWWNZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 238000005816 glass manufacturing process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- YEAUATLBSVJFOY-UHFFFAOYSA-N tetraantimony hexaoxide Chemical compound O1[Sb](O2)O[Sb]3O[Sb]1O[Sb]2O3 YEAUATLBSVJFOY-UHFFFAOYSA-N 0.000 description 1
- 239000002341 toxic gas Substances 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 1
Images
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
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
- C03C1/04—Opacifiers, e.g. fluorides or phosphates; Pigments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
- B32B17/10—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60J—WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FOR VEHICLES
- B60J1/00—Windows; Windscreens; Accessories therefor
-
- 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
- C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
-
- 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
- C03C3/095—Glass compositions containing silica with 40% to 90% silica, by weight containing rare earths
-
- 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
- C03C4/0092—Compositions for glass with special properties for glass with improved high visible transmittance, e.g. extra-clear 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
- C03C4/00—Compositions for glass with special properties
- C03C4/08—Compositions for glass with special properties for glass selectively absorbing radiation of specified wave lengths
- C03C4/082—Compositions for glass with special properties for glass selectively absorbing radiation of specified wave lengths for infrared absorbing glass
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
Abstract
The invention relates to a functional glass with high visible light transmittance and near infrared ray absorption, which comprises the following basic components and a functional glass body coloring part: wherein the mass-colored part comprises MgO, Al2O3, Fe2O3、SnO2、Sb2O3、CeO2According to the invention, through the synergy of the components in the composition, the obtained functional glass has the functions of selectively and effectively absorbing near infrared rays and simultaneously has high visible light transmittance. The invention also discloses a coloring additive of the glass.
Description
Technical Field
The invention belongs to the technical field of glass; in particular to functional glass with high visible light transmittance and near infrared ray absorption, a coloring additive added into the functional glass, and preparation and application of the functional glass.
Background
Due to global warming, a large amount of research is put into heat insulation glass by foreign related glass companies, and the heat insulation glass which has high visible light and absorbs near infrared rays is a blank at home and abroad.
The existing automobile front windshield is formed by laminating 2 pieces of 2mm glass, so that a single piece of glass has the visible light transmittance of more than 80 percent, has a heat insulation function while having high visible light transmittance and is very difficult. The existing heat insulation glass for buildings is LOW-E glass (coated glass), namely, the surface of the glass is coated with a film, so that the service life is not long, the heat insulation effect is not ideal, the visible light transmittance is not high, and the glass cannot be used for automobile glass. The automobile glass generally uses the pad pasting to reach thermal-insulated effect, but thermal-insulated effect is also not ideal, and the pad pasting is ageing, the bubble easily, and the life-span is not long, and moreover the glue that the pad pasting used can produce the poison gas under high temperature, harmful to health.
The invention content is as follows:
the invention aims to solve the defects and provide a coloring additive for functional glass with high visible light transmittance and near infrared ray absorption, aiming at preparing the functional glass with high visible light transmittance and near infrared ray absorption.
A coloring additive of functional glass with high visible light transmittance and near infrared ray absorption; the coloring additive comprises the following components in parts by weight:
MgO: 0.1-1 part; al2O 3: 1.5-5 parts; fe2O 3: 0.6-1.5 parts; SnO 2: 1.5-4 parts; sb2O 3: 0.1-1.5 parts; CeO 2: 0.1 to 1.5 portions.
In the present invention, the synergy of the components and the weight ratio can contribute to imparting or improving the high visible light transmittance and near infrared ray absorption performance of the coloring additive.
In the invention, the content of the components can be adjusted or selectively added within the range according to the thickness of the functional glass expected to be prepared.
The component types and percentage contents in the material can be adjusted according to the application and thickness of the prepared functional glass, so that the functional glass can meet different utilization requirements.
The coloring additive comprises the following components, by weight: 0.1-0.3 part; al2O 3: 1-1.5 parts; fe2O 3: 1-1.2 parts; SnO 2: 2-2.5 parts; sb2O 3: 0.1-0.5 part; CeO 2: 0.1-0.5 part; through experimental research, the glass is particularly suitable for preparing functional glass with the thickness of 2mm-4mm under the components of the preferred coloring additive, and the glass prepared in the preferred range is particularly suitable for the glass of automobiles, trains and the like.
Further preferably, MgO: 0.1-0.2 parts; al2O 3: 1-1.1 parts; fe2O 3: 1-1.1 parts; SnO 2: 2-2.2 parts; sb2O 3: 0.1-0.2 parts; CeO 2: 0.1 to 0.2 portion. With this further preferred colouring additive, it is particularly suitable for the production of 2.2mm functional glass.
The coloring additive of the functional glass with high visible light transmittance and near infrared ray absorption is characterized in that: the halogen-free flame retardant further comprises a halide, wherein the Cl element is less than or equal to 0.6 part (preferably 0.01-0.6 part); less than or equal to 1 part of F element, and the halogen is introduced from other materials.
The invention also provides the application of the coloring additive; the method is used for preparing the functional glass with high visible light transmittance and near infrared ray absorption.
In the invention, the coloring additive is used as a functional component and is added into the basic component of the conventional glass, thereby achieving the performances of high visible light transmittance and near infrared ray absorption of the prepared glass.
The application of the coloring additive is the preparation method of the glass with high visible light transmittance and near infrared ray absorption function.
Preferably, the use of said colouring additive; adding the coloring additive into the basic components, melting, molding, annealing, grinding and polishing to obtain the functional glass; the coloring additive accounts for 3-12% of the total weight of the coloring additive and the basic components.
In the present invention, the functional glass body-coloring component of the present invention is added to a known base component, and the excellent visible light-transmitting and near infrared ray-absorbing properties of the functional glass obtained can be synergistically achieved by the mutual synergy of the components of the functional glass body-coloring component.
Preferably, the base component comprises the following components in parts by weight:
SiO 2: 60-71 parts; na 2O: 15-20 parts of a solvent; CaO: 4-8 parts; K2O: 0.1-10 parts; BaO: 0.05-1 part.
Preferably, the raw materials of each component of the basic component are selected from a plurality of quartz sand, potassium feldspar, limestone, dolomite, soda ash, boron trioxide, fluorite, barium sulfate, mirabilite and calcium fluorapatite powder.
In the present invention, the method for preparing the functional glass can adopt the existing conventional method.
In the application of the invention, the forming is preferably carried out by a float glass process or a lattice process.
Preferably, a reducing agent is added during smelting to control Fe2O3Has a redox ratio of 0.3 to 0.9; preferably 0.4 to 0.8.
Preferably, the coloring additive and the basic component are mixed, the reducing agent is added, the melting temperature is controlled to be 1500-1550 ℃, the temperature is heated to 1500 ℃, after 8 hours of holding, the molten glass liquid is poured into a forming sample for forming, and the functional glass sample is obtained after annealing.
The invention also provides the functional glass which is added with the coloring additive and has high visible light transmittance and near infrared ray absorption.
The functional glass comprises the following coloring components and basic components in percentage by weight:
among the basic components, SiO 2: 60 to 71 percent; na 2O: 15 to 20 percent; CaO 2: 4 to 8 percent; K2O: 0.1-10%; BaO: 0.05-1%; among coloring components, MgO: 0.1 to 1 percent; al2O 3: 1.5 to 5 percent; fe2O 3: 0.6-1.5%; SnO 2: 1.5 to 4 percent; sb2O 3: 0.1 to 1.5 percent; CeO 2: 0.1 to 1.5 percent.
Preferably, in the coloring component, the ratio of MgO: 0.1 to 0.5 percent; al2O 3: 1.5-2%; fe2O 3: 0.6-1%; SnO 2: 1.5-2%; sb2O 3: 0.1 to 1 percent; CeO 2: 0.1 to 1 percent; with the preferred colored portion composition, it is particularly suitable for producing functional glass having a thickness of 2mm to 3.2mm, and the glass produced in the preferred range is particularly suitable for use in automobile, train, etc.
More preferably, in the coloring component, the ratio of MgO: 0.1 to 0.8 percent; al2O 3: 1.5 to 3 percent; fe2O 3: 0.6-1.2%; SnO 2: 1.5 to 2.5 percent; sb2O 3: 0.1 to 1 percent; CeO 2: 0.1 to 0.8 percent; the functional glass with the optimized component content is particularly suitable for preparing glass with the thickness of 3.2-4 mm.
Preferably, in the coloring component, MgO: 0.1 to 1 percent; al2O 3: 1.5 to 5 percent; fe2O 3: 0.6-1.5%; SnO 2: 1.5 to 3 percent; sb2O 3: 0.1 to 1.4 percent; CeO 2: 0.1 to 1.4 percent. With this preferred composition of the coloured portion, it is particularly suitable for the production of functional glasses with a thickness of 4mm to 12 mm. The glass prepared in the preferred range is particularly suitable for various types of curtain walls and building heat insulation window glass.
The functional glass with high visible light transmittance and near infrared ray blocking performance is characterized in that: the thickness of the functional glass is 1-12 mm.
Selecting different coloring additives to prepare functional glass with different thicknesses; the functional glass with different thicknesses has different performances, and can meet different use requirements; the properties of the functional glass according to the invention are preferably as follows:
preferably, the thickness of the functional glass is 2.2mm, and the visible light transmittance LTA of the glass at 400-700nm is more than or equal to 82.5 percent; the transmittance in the near infrared 1000nm band is less than or equal to 14%, the transmittance in the near infrared 1100nm band is less than or equal to 12%, and the transmittance in the near infrared 1200nm band is less than or equal to 13%.
Preferably, the thickness of the functional glass is 3.4mm, and the visible light transmittance LTA of the glass at 400-700nm is more than or equal to 75 percent; the transmittance in the near infrared 1000nm band is less than or equal to 5%, the transmittance in the near infrared 1100nm band is less than or equal to 4%, and the transmittance in the near infrared 1200nm band is less than or equal to 4%.
Preferably, the thickness of the functional glass is 4mm, and the visible light transmittance LTA of the glass at 400-700nm is more than or equal to 71 percent; the transmittance in the near infrared 1000nm band is less than or equal to 2 percent, the transmittance in the near infrared 1100nm band is less than or equal to 1.5 percent, and the transmittance in the near infrared 1200nm band is less than or equal to 1.5 percent.
The functional glass can be near white, light blue or light green.
The invention also provides application of the functional glass, and the functional glass is used for preparing door and window glass, curtain wall glass, ceiling lighting, heat insulation and rainproof glass, window glass or bulletproof glass of a building.
Preferably, the vehicle window glass is made of at least one piece of functional glass through tempering, or is made of at least one piece of functional glass and at least one piece of common float glass or latticed glass laminated rubber.
Compared with the prior art, the invention has the following beneficial effects: in the invention, MgO, Al2O3, Fe2O3, SnO2, Sb2O3 and CeO2 which are used as coloring agents are added into basic raw materials, and the coloring agents are matched and combined by adding the components in parts, so that the glass can absorb near infrared rays and has high visible light transmittance function through high temperature, combustion and chemical reaction. Through the synergy of all components of the functional glass, the functional glass with high visible light transmittance and near infrared ray absorption can be prepared; the functional glass not only keeps the characteristics of transparency, cleanness, high mechanical strength, good chemical stability and the like of a glass material, but also has an excellent near infrared ray absorption function. The invention enables the glass to have the function glass with ultrahigh visible light transmittance on the basis of improving the heat insulation effect of the glass on the near infrared ray.
Drawings
FIG. 1 is a spectrum chart of example 1 of the present invention;
FIG. 2 is a spectrum chart of example 2 of the present invention;
FIG. 3 is a spectrum chart of example 3 of the present invention;
FIG. 4 is a spectrum chart of example 4 of the present invention;
FIG. 5 is a spectrum chart of example 5 of the present invention.
Detailed Description
Example 1
Taking the preparation of a 2.0mm thick pale blue or pale green glass as an example, the following raw materials were added to a zirconia crucible which was resistant to temperatures of 2000 deg.C:
wherein, the basic components are as follows: SiO 2: 70 parts of (B); na 2O: 17 parts of (1); CaO: 43 parts of a mixture; K2O: 3 parts of a mixture; BaO: 0.07 part.
Wherein, the coloring additive MgO: 0.1 percent; al2O 3: 1 percent; fe2O 3: 1 percent; SnO 2: 1 percent; sb2O 3: 0.1 percent; CeO 2: 0.05 percent; the raw materials are uniformly mixed, the melting temperature is controlled to be 1500-1550 ℃, the mixture is heated to 1500 ℃, after 8 hours of holding, the molten glass liquid is poured into a forming sample for forming, a glass sample is obtained after annealing, and the sample is ground, polished and analyzed. Waveform data measured by Lambda-950 type infrared spectrum detector manufactured by American PE company
The visible light part has a transmittance of 470nm of 84.1 percent
480nm transmittance 84.4%
Transmittance at 500nm of 84.4%
84.1% transmittance at 505nm
The near infrared part has the transmittance of 900nm of 17.9 percent
Transmittance at 980nm of 13.6%
Transmittance at 1000nm of 13.0%
Transmission at 1100nm of 11.4%
The transmittance at 1200nm is 11.6 percent
1300nm transmittance 13.0%
The transmission rate of 1400nm is 16.2%
(the spectrum is shown in FIG. 1)
Example 2
Taking the preparation of a 2.15mm thick pale blue or pale green glass as an example, the following raw materials were added to a zirconia crucible which was resistant to temperatures of 2000 deg.C:
wherein, the basic components are as follows: SiO 2: 70 parts of (B); na 2O: 17 parts of (1); CaO: 43 parts of a mixture; K2O: 3 parts of a mixture; BaO: 0.07 part.
Wherein, the coloring additive MgO: 0.15 percent; al2O 3: 1.0 percent; fe2O 3: 1 percent; SnO 2: 1.5 percent; sb2O 3: 0.15 percent; CeO 2: 0.05 percent; the raw materials are uniformly mixed, the melting temperature is controlled to be 1500-1550 ℃, the mixture is heated to 1500 ℃, after 8 hours of holding, the molten glass liquid is poured into a forming sample for forming, a glass sample is obtained after annealing, and the sample is ground, polished and analyzed.
Waveform data measured by Lambda-950 type infrared spectrum detector manufactured by American PE company
The visible light part has a transmittance of 470nm of 84.1 percent
480nm transmittance of 84.3 percent
The transmittance at 500nm is 84.2 percent
A transmittance of 505nm of 84.0%
The near infrared part has the transmittance of 900nm of 14.9 percent
Transmittance at 980nm of 10.7%
Transmittance at 1000nm of 10.0%
Transmittance at 1100nm of 8.6%
The transmittance at 1200nm is 8.8 percent
1300nm transmittance 10.0%
The transmission rate of 1400nm is 12.9%
(the spectrum is shown in FIG. 2)
Example 3
Taking the preparation of a 2.2mm thick pale blue or pale green glass as an example, the following raw materials were added to a zirconia crucible which was resistant to temperatures of 2000 c:
wherein, the basic components are as follows: SiO 2: 70 parts of (B); na 2O: 18 parts of a mixture; CaO: 4 parts of a mixture; K2O: 4 parts of a mixture; BaO: 0.07 part.
Wherein, the coloring additive MgO: 0.2 percent; al2O 3: 1.1 percent; fe2O 3: 1.1 percent; SnO 2: 2 percent; sb2O 3: 0.2 percent; CeO 2: 0.1 percent; the raw materials are uniformly mixed, the melting temperature is controlled to be 1500-1550 ℃, the mixture is heated to 1500 ℃, after 8 hours of holding, the molten glass liquid is poured into a forming sample for forming, a glass sample is obtained after annealing, and the sample is ground, polished and analyzed.
Waveform data measured by Lambda-950 type infrared spectrum detector manufactured by American PE company
Visible light transmittance of 470nm is 82.7 percent
480nm transmittance of 83.0 percent
The transmittance at 500nm is 82.9 percent
505nm transmittance 82.6%
The near infrared part has 900nm transmittance of 10.3 percent
Transmittance at 980nm of 7.1%
Transmittance at 1000nm of 6.5%
Transmission rate at 1100nm of 5.3%
Transmittance at 1200nm of 5.4%
1300nm transmittance 6.3%
The transmission rate of 1400nm is 8.7 percent
(the spectrum is shown in FIG. 3)
Example 4
Taking the preparation of light blue or light green glass with the thickness of 3.4mm as an example, the following raw material components are added into a zirconia crucible which can resist the temperature of 2000 ℃:
wherein, the basic components are as follows: SiO 2: 69 parts of (1); na 2O: 19 parts of a mixture; CaO: 5 parts of a mixture; K2O: 5 parts of a mixture; BaO: 0.08 portion. Wherein, the coloring additive MgO: 0.5 percent; al2O 3: 3 percent; fe2O 3: 1.3 percent; SnO 2: 3 percent; sb2O 3: 0.5 percent; CeO 2: 0.2 percent; the raw materials are uniformly mixed, the melting temperature is controlled to be 1500-1550 ℃, the mixture is heated to 1500 ℃, after 8 hours of holding, the molten glass liquid is poured into a forming sample for forming, a glass sample is obtained after annealing, and the sample is ground, polished and analyzed.
Waveform data measured by Lambda-950 type infrared spectrum detector manufactured by PE company of America are adopted.
Visible light transmittance at 470nm of 77.0%
480nm transmittance of 77.4%
The transmittance at 500nm is 77.7 percent
505nm transmittance 77.5%
The near infrared part has the transmittance of 900nm of 6.9 percent
Transmittance at 980nm of 3.8%
Transmittance at 1000nm of 3.4%
Transmittance at 1100nm of 2.4%
Transmittance at 1200nm of 2.4%
1300nm transmittance 3.0%
The transmission rate of 1400nm is 4.7%
(the spectrum is shown in FIG. 4)
Example 5
Taking a blue-green glass composition with the thickness of 4mm as an example, the following raw material components are added into a zirconia crucible which can resist the temperature of 2000 ℃:
wherein, the basic components are as follows: SiO 2: 70 parts of (B); na 2O: 19 parts of a mixture; CaO: 5 parts of a mixture; K2O: 6 parts of (1); BaO: 0.1 part.
Wherein, the coloring additive MgO: 0.8 percent; al2O 3: 3 percent; fe2O 3: 1.2 percent; SnO 2: 3 percent; sb2O 3: 0.4 percent; CeO 2: 0.4 percent; the raw materials are uniformly mixed, the melting temperature is controlled to be 1500-1550 ℃, the mixture is heated to 1500 ℃, after 8 hours of holding, the molten glass liquid is poured into a forming sample for forming, a glass sample is obtained after annealing, and the sample is ground, polished and analyzed. Waveform data measured by Lambda-950 type infrared spectrum detector manufactured by American PE company
Visible light part 470nm transmittance 73.9%
480nm transmittance of 74.3 percent
Transmittance at 500nm of 74.2%
73.9 percent of 505nm transmittance
The near infrared part has 900nm transmittance of 3.6 percent
Transmittance at 980nm of 1.5%
Transmittance at 1000nm of 1.1%
Transmittance at 1100nm of 0.4%
Transmittance at 1200nm of 0.4%
1300nm transmittance 0.7%
The transmission rate of 1400nm is 1.6%
(the spectrum is shown in FIG. 5)
When the same material is adopted, the larger the thickness of the glass is, the lower the visible light transmittance is, the lower the near infrared transmittance is, the lower the total sunlight energy transmittance is, the higher the color purity is, the smaller the shading coefficient is, and the better the heat insulation effect is.
The glass composition of the present invention may be formed by a float glass process or a glassmaking process. The functional glass can be used for preparing door and window glass, curtain wall glass, ceiling lighting heat-insulating rainproof glass, window glass or bulletproof glass of a building, wherein the window glass is prepared by toughening at least one piece of functional glass or is prepared by laminating at least one piece of functional glass and at least one piece of common float glass or lattice glass.
It is intended that all such modifications and variations be included within the scope of the invention as defined in the following claims.
Claims (15)
1. A coloring additive for functional glass with high visible light transmittance and near infrared ray absorption is characterized in that: the coloring additive comprises the following components in parts by weight:
MgO: 0.1-1 part; al (Al)2O3: 1.5-5 parts; fe2O3: 0.6-1.5 parts; SnO2: 1.5-4 parts; sb2O3: 0.1-1.5 parts; CeO (CeO)2: 0.1 to 1.5 portions.
2. A coloring additive for functional glass having high visible light transmittance and near infrared ray absorption according to claim 1, wherein: the coloring additive comprises:
MgO: 0.1-0.5 part; al (Al)2O3: 1.5-2 parts; fe2O3: 0.6-1 part; SnO2: 1.5-2 parts; sb2O3: 0.1-1 part; CeO (CeO)2: 0.1-1 part.
3. A coloring additive for functional glass having high visible light transmittance and near infrared ray absorption according to claim 1, wherein: the coloring additive comprises the following components in parts by weight:
MgO: 0.1-0.8 part; al (Al)2O3: 1.5-3 parts; fe2O3: 0.6-1.2 parts; SnO2: 1.5-2.5 parts; sb2O3: 0.1-1 part; CeO (CeO)2: 0.1 to 0.8 portion.
4. A coloring additive for functional glass having high visible light transmittance and near infrared ray absorption according to claim 1, wherein: the coloring additive comprises the following components in parts by weight:
MgO: 0.1-1 part; al (Al)2O3: 1.5-5 parts; fe2O3: 0.6-1.5 parts; SnO2: 1.5-3 parts; sb2O3: 0.1-1.4 parts; CeO (CeO)2: 0.1 to 1.4 portions.
5. A coloring additive for functional glass having high visible light transmittance and near infrared ray absorption according to claim 1, wherein: the coloring additive comprises the following components in parts by weight:
MgO: 0.5-1 part; al (Al)2O3: 2-5 parts; fe2O3: 1-1.5 parts; SnO 2: 2-3 parts of a solvent; sb2O3: 1-1.4 parts; CeO (CeO)2: 0.8 to 1.4 portions.
6. A coloring additive for functional glass having high transparency to visible light and absorption of near infrared rays according to any one of claims 1 to 5, wherein: also comprises halide, wherein the Cl element is less than or equal to 0.6 part; the F element is less than or equal to 1 part.
7. Use of a colouring additive according to any one of claims 1 to 6, characterized in that: the functional glass with high visible light transmittance and near infrared ray absorption is prepared by adding the coloring additive into a basic component, and melting, molding, annealing, grinding and polishing the coloring additive to obtain the functional glass, wherein the coloring additive accounts for 3-12% of the total weight of the coloring additive and the basic component.
8. Use of a colouring additive according to claim 7, wherein: the functional glass comprises the following basic components in parts by weight:
SiO2: 60-71 parts; na (Na)2O: 15-20 parts of a solvent; CaO: 4-8 parts; k2O: 0.1-10 parts; BaO: 0.05-1 part.
9. Use of a colouring additive according to claim 8, wherein: the raw materials of each component of the basic component are selected from a plurality of quartz sand, potassium feldspar, limestone, dolomite, soda ash, boron trioxide, fluorite, barium sulfate, mirabilite and calcium fluorapatite powder.
10. Use of a colouring additive according to claim 7, wherein: during smelting, reducing agent is added to control Fe2O3The redox ratio of (A) is 0.3 to 0.9.
11. A functional glass to which a coloring additive according to any one of claims 1 to 5 is added, characterized in that the functional glass contains the following components in parts by weight:
among the basic components, SiO2: 60-71 parts; na (Na)2O: 15-20 parts of a solvent; CaO: 4-8 parts; k2O: 0.1-10 parts; BaO: 0.05-1 part;
among coloring components, MgO: 0.1-1 part; al (Al)2O3: 1.5-5 parts; fe2O3: 0.6-1.5 parts; SnO2: 1.5-4 parts; sb2O3: 0.1-1.5 parts; CeO (CeO)2: 0.1 to 1.5 portions.
12. The functional glass according to claim 11, wherein: the visible light transmittance is 70-86%, the transmittance of near infrared 1000nm waveband is 0.1-14%, the transmittance of near infrared 1100nm waveband is 0.1-15%, and the thickness of the functional glass is 1-12 mm.
13. The functional glass according to claim 11, wherein:
the thickness of the functional glass is 2.2mm, and the visible light transmittance LTA of the glass at 400-700nm is not less than 82.5 percent; the transmittance in the near infrared 1000nm band is less than or equal to 14 percent, the transmittance in the near infrared 1100nm band is less than or equal to 12 percent, the transmittance in the near infrared 1200nm band is less than or equal to 13 percent,
or, the thickness of the functional glass is 3.4mm, and the visible light transmittance LTA of the glass at 400-700nm is more than or equal to 75 percent; the transmittance in the near infrared 1000nm band is less than or equal to 5 percent, the transmittance in the near infrared 1100nm band is less than or equal to 4 percent, the transmittance in the near infrared 1200nm band is less than or equal to 4 percent,
or, the thickness of the functional glass is 4mm, and the visible light transmittance LTA of the glass at 400-700nm is not less than 71 percent; the transmittance in the near infrared 1000nm band is less than or equal to 2 percent, the transmittance in the near infrared 1100nm band is less than or equal to 1.5 percent, and the transmittance in the near infrared 1200nm band is less than or equal to 1.5 percent.
14. Use of the functional glass according to any of claims 11 to 13, wherein: the functional glass is used for preparing door and window glass, curtain wall glass, ceiling lighting, heat insulation and rainproof glass, window glass or bulletproof glass of buildings.
15. The use of a functional glass according to claim 14, wherein: the vehicle window glass is made by tempering at least one piece of functional glass or is made by sandwiching at least one piece of functional glass and at least one piece of common float glass or lattice glass.
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