CN107673600B - High-light-transmittance and high-infrared-ray-transmittance functional silicate glass, and preparation and application thereof - Google Patents
High-light-transmittance and high-infrared-ray-transmittance functional silicate glass, and preparation and application thereof Download PDFInfo
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- 238000002834 transmittance Methods 0.000 title claims abstract description 83
- 239000005368 silicate glass Substances 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000011521 glass Substances 0.000 claims abstract description 58
- 239000002994 raw material Substances 0.000 claims abstract description 20
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910052593 corundum Inorganic materials 0.000 claims abstract description 8
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 229910001845 yogo sapphire Inorganic materials 0.000 claims abstract description 8
- CETPSERCERDGAM-UHFFFAOYSA-N ceric oxide Chemical compound O=[Ce]=O CETPSERCERDGAM-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910000422 cerium(IV) oxide Inorganic materials 0.000 claims abstract description 7
- KKCBUQHMOMHUOY-UHFFFAOYSA-N Na2O Inorganic materials [O-2].[Na+].[Na+] KKCBUQHMOMHUOY-UHFFFAOYSA-N 0.000 claims abstract description 5
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 26
- 230000005540 biological transmission Effects 0.000 claims description 21
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 claims description 20
- 239000006004 Quartz sand Substances 0.000 claims description 16
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 14
- WMWLMWRWZQELOS-UHFFFAOYSA-N bismuth(iii) oxide Chemical compound O=[Bi]O[Bi]=O WMWLMWRWZQELOS-UHFFFAOYSA-N 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- PMZURENOXWZQFD-UHFFFAOYSA-L Sodium Sulfate Chemical compound [Na+].[Na+].[O-]S([O-])(=O)=O PMZURENOXWZQFD-UHFFFAOYSA-L 0.000 claims description 11
- 239000012535 impurity Substances 0.000 claims description 11
- 239000010446 mirabilite Substances 0.000 claims description 11
- 229910052801 chlorine Inorganic materials 0.000 claims description 10
- 229910000029 sodium carbonate Inorganic materials 0.000 claims description 9
- 235000017550 sodium carbonate Nutrition 0.000 claims description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 7
- QZQVBEXLDFYHSR-UHFFFAOYSA-N gallium(III) oxide Inorganic materials O=[Ga]O[Ga]=O QZQVBEXLDFYHSR-UHFFFAOYSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000000758 substrate Substances 0.000 claims description 7
- 238000000137 annealing Methods 0.000 claims description 6
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 6
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 6
- 238000002844 melting Methods 0.000 claims description 6
- 230000008018 melting Effects 0.000 claims description 6
- 239000000377 silicon dioxide Substances 0.000 claims description 5
- 229910052681 coesite Inorganic materials 0.000 claims description 4
- 229910052906 cristobalite Inorganic materials 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229910052682 stishovite Inorganic materials 0.000 claims description 4
- 229910052905 tridymite Inorganic materials 0.000 claims description 4
- 238000003723 Smelting Methods 0.000 claims description 2
- 238000000227 grinding Methods 0.000 claims description 2
- 238000000465 moulding Methods 0.000 claims description 2
- 238000005498 polishing Methods 0.000 claims description 2
- 239000005357 flat glass Substances 0.000 claims 1
- 239000004576 sand Substances 0.000 claims 1
- 239000000463 material Substances 0.000 abstract description 11
- BPQQTUXANYXVAA-UHFFFAOYSA-N Orthosilicate Chemical compound [O-][Si]([O-])([O-])[O-] BPQQTUXANYXVAA-UHFFFAOYSA-N 0.000 description 10
- HUAUNKAZQWMVFY-UHFFFAOYSA-M sodium;oxocalcium;hydroxide Chemical compound [OH-].[Na+].[Ca]=O HUAUNKAZQWMVFY-UHFFFAOYSA-M 0.000 description 9
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 description 8
- 238000005352 clarification Methods 0.000 description 5
- UQSXHKLRYXJYBZ-UHFFFAOYSA-N Iron oxide Chemical compound [Fe]=O UQSXHKLRYXJYBZ-UHFFFAOYSA-N 0.000 description 4
- 239000006105 batch ingredient Substances 0.000 description 4
- 239000003638 chemical reducing agent Substances 0.000 description 4
- 238000011161 development Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000006060 molten glass Substances 0.000 description 4
- 238000001228 spectrum Methods 0.000 description 4
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 3
- 230000000052 comparative effect Effects 0.000 description 3
- 239000005361 soda-lime glass Substances 0.000 description 3
- XOLBLPGZBRYERU-UHFFFAOYSA-N tin dioxide Chemical compound O=[Sn]=O XOLBLPGZBRYERU-UHFFFAOYSA-N 0.000 description 3
- 238000006124 Pilkington process Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052698 phosphorus Inorganic materials 0.000 description 2
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Chemical compound [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 2
- 229910052727 yttrium Inorganic materials 0.000 description 2
- 229910052725 zinc Inorganic materials 0.000 description 2
- 235000019738 Limestone Nutrition 0.000 description 1
- VEUACKUBDLVUAC-UHFFFAOYSA-N [Na].[Ca] Chemical compound [Na].[Ca] VEUACKUBDLVUAC-UHFFFAOYSA-N 0.000 description 1
- 229910021417 amorphous silicon Inorganic materials 0.000 description 1
- RHZUVFJBSILHOK-UHFFFAOYSA-N anthracen-1-ylmethanolate Chemical compound C1=CC=C2C=C3C(C[O-])=CC=CC3=CC2=C1 RHZUVFJBSILHOK-UHFFFAOYSA-N 0.000 description 1
- 239000003830 anthracite Substances 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic atom Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 229910052790 beryllium Inorganic materials 0.000 description 1
- ATBAMAFKBVZNFJ-UHFFFAOYSA-N beryllium atom Chemical compound [Be] ATBAMAFKBVZNFJ-UHFFFAOYSA-N 0.000 description 1
- 229910052797 bismuth Inorganic materials 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 239000006059 cover glass Substances 0.000 description 1
- 229910021419 crystalline silicon Inorganic materials 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 239000010459 dolomite Substances 0.000 description 1
- 229910000514 dolomite Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 239000006028 limestone Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000033116 oxidation-reduction process Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 229910000027 potassium carbonate Inorganic materials 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 229910052712 strontium Inorganic materials 0.000 description 1
- 229910001887 tin oxide Inorganic materials 0.000 description 1
- HPGGPRDJHPYFRM-UHFFFAOYSA-J tin(iv) chloride Chemical compound Cl[Sn](Cl)(Cl)Cl HPGGPRDJHPYFRM-UHFFFAOYSA-J 0.000 description 1
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- 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
- C03C3/11—Glass compositions containing silica with 40% to 90% silica, by weight containing halogen or nitrogen
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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)
- Glass Compositions (AREA)
Abstract
The invention discloses a high-transmittance and high-infrared-ray-transmittance functional silicate glass; belongs to the field of functional glass materials. The functional glass comprises the following components in percentage by weight based on the total weight of the functional silicate glass: SiO 22：60‑73％，Na2O：5‑17％，CaO：3‑12％，Al2O3：0.1‑10％，MgO：0.01‑1％，K2O：0.01‑1％；Fe2O3：0.001‑0.1％，CeO2：0.05‑1％，B2O3: 0.01 to 0.5 percent. The invention also discloses a preparation method and application of the functional glass material. The invention reduces a large amount of glass materials, and by the raw materials and the proportion, the silicate glass with better light transmittance and good infrared ray transmittance can be obtained unexpectedly.
Description
Technical Field
The invention belongs to the field of glass material preparation, and particularly relates to silicate (sodium-calcium) glass with high light transmittance and high infrared ray transmittance.
Background
Due to the rapid development of electronic technology, the consumption of energy and environmental pollution, a clean and environment-friendly energy source is urgently needed. The development and utilization of solar energy has become a world-wide topic. In electronic technology, development of a high light transmittance, suitable for a Plasma Display Panel (PDP), a mobile phone screen, a Flat Panel Display (FPD), and CIS solar cell substrate glass has been popular worldwide.
The American Corning company, the Asahi glass company, the Pierjinton company and the Germany Schottky glass company invest huge capital in a dispute, and the ultra-white high-transmittance soda-lime glass with various specifications and the thickness of 1-3mm is successfully developed.
In soda-lime glass with the thickness of 1.5-2mm, the visible light 400-760nm transmittance (LTA) and the 800-1250nm red-hot near infrared Transmittance (TSIRA) are both limited between 90-92% and 80-91%, and the glass has higher heat absorptivity due to poor red-hot near infrared Transmittance (TSIRA), so that the temperature of a glass substrate is changed between 45-60 ℃, and the photoelectric conversion efficiency is reduced; more importantly, to Fe in soda-lime glass base material2O3The content requirement is very strict and all requirements are metBetween 0.01 and 0.03 percent, greatly improving the manufacturing cost and the process difficulty.
The field urgently needs a functional glass with high light transmission and high infrared ray transmission.
Disclosure of Invention
The first purpose of the present invention is to provide a high transmittance and high infrared transmittance functional silicate glass, which aims to improve the transmittance and high infrared transmittance of the functional silicate glass.
The invention also aims to provide a preparation method of the functional silicate glass. Aims to prepare the functional silicate glass by simple materials and a simple process.
The third purpose of the invention is to provide the application of the functional silicate glass.
A high-transmittance high-infrared-ray-transmittance functional silicate glass; based on the total weight of the functional silicate glass, the glass comprises the following components in percentage by weight:
SiO2：60-73％，Na2O：5-17％，CaO：3-12％，Al2O3：0.1-10％，MgO：0.01-1％，K2O：0.01-1％；Fe2O3：0.001-0.1％，CeO2：0.05-1％，B2O3：0.01-0.5％。
the inventor finds that the components containing the components in the proportion have excellent light transmission and high infrared ray transmission performance; in addition, the functional silicate glass does not contain harmful components such As (arsenic) As, nickel (Ni), cadmium (Cd), (lead) Pb, (beryllium) Be, tin chloride (SnCI3), tin oxide SnO2 and the like, and the whole process of production, use and the like is green and environment-friendly. In addition, the inventor searches for and obtains the glass which obviously improves the light transmission and infrared transmission performance on the premise of simplifying the material types in a large amount through a large amount of researches.
In the invention, a functional anti-reflection coordination component is mixed in the basic components of the glass; for Fe in glass base material2O3The content relaxes the requirement limitation, overcomes the defect that the conventional method for producing the ultra-white high-transparency glass has high iron contentEngraving requirements; the process is simplified and the cost is reduced.
Further preferably, the composition comprises the following components in percentage by weight:
SiO2：65-70％，Na2O：10-17％，CaO：3-5％，Al2O3：6-8％，MgO：0.01-0.04％，K2O：0.01-0.04％；Fe2O3：0.01-0.03％，CeO2：0.05-0.08％，B2O3：0.01-0.5％。
the total impurity content of the functional silicate glass is lower than 1 percent; among the impurities, P is allowed to be contained2O5、SO3、Cl、K2O、TiO2、CuO、ZnO、Ga2O3、SrO、Y2O3、BaO、Bi2O3One or more of (a).
Impurities in the glass in percentage by mass, wherein P is2O5：0.01-0.03％，SO3：0.05-0.1％，Cl：0.005-0.02％，K2O：0.01-0.04％.TiO2：0.005-0.02％CuO：0.3-0.5％，ZnO：0.001-0.004％，Ga2O3：0.0005-0.002％，SrO：0.001-0.003％，Y2O3：0.0005-0.002％，BaO：0.01-0.03％，Bi2O3：0.001-0.004％。
Preferably, the thickness of the functional silicate glass is 1-5 mm;
the functional silicate glass has excellent light transmission performance and high infrared ray transmission performance.
Preferably, the total solar heat transmittance (TSET) of the functional silicate glass at 300-3000nm is more than or equal to 92 percent; the transmittance of visible Light (LTA) at the wavelength of 400-760nm is 93-95%, the transmittance of red-thermal near infrared ray (TSIRA) at 800-1250nm is 92-94%, and the transmittance of near infrared ray (TSIRB) at 1250-2500nm is 92-93%.
The performance of LTA, TSIRA, TSIRB and the like of the functional silicate glass is obviously superior to the prior level.
Preferably, the density of the functional silicate glass is 2.6-2.8; a refractive index of 1.53 to 1.58; the strain point temperature is 580-680 ℃; the Rayleigh scattering coefficient is 0.3045-0.3075.
The functional silicate glass is not easy to deform and shrink in the deep processing process.
The invention also provides a preparation method of the high-light-transmittance high-infrared-ray-transmittance functional silicate glass; adding the high-transmittance coordinating component into the basic components required for preparing the glass, and melting, molding, annealing, grinding and polishing to obtain the functional silicate glass;
the high-permeability coordinating component comprises the following components in parts by weight:
CeO2: 0.05-1 part; CaF2: 4-10 parts; b is2O3: 0.1-1 part; KOH: 0.2-1 part of Al (OH)3: 0.1 to 1; carbonaceous reducing agent: 0.1-1 part;
the basic components comprise quartz sand, soda ash and mirabilite;
the high-permeability coordinating component accounts for 4-12% of the total weight of the basic components.
The method of the invention can still unexpectedly prepare the functional glass with better performance after simplifying various materials commonly added in the prior art.
The high-transmittance coordinating component and the basic component in the proportion are cooperated with each other, and the functional glass with superior light transmittance and infrared transmittance can be prepared unexpectedly.
Quartz sand: SiO 22：98.5-99％，Al2O3：0.25-0.4％，Fe2O3：0.01-0.08％；MgO：0.005-0.02％，K2O：0.05-0.2％。
In the quartz sand, the total content of impurities is less than 1%, and the impurities may contain some materials of P, Cl, Cu, Zn, Ga, Ti, Sr, Y, Ba, Bi and the like. The light transmission and infrared transmission performance of the glass cannot be influenced by the impurity components in the quartz sand.
For example, in quartz sand, impurity P2O5：0.01-0.03％，SO3：0.05-0.1％，K2O：0.01-0.04％，TiO2：0.005-0.02％CuO：0.3-0.5％，ZnO：0.001-0.004％，Ga2O3：0.0005-0.002％，SrO：0.001-0.003％，Y2O3：0.0005-0.002％，BaO：0.01-0.03％，Cl：0.005-0.02％，Bi2O3：0.001-0.004％。
Soda ash: na (Na)2CO3：98-99.5％；
Mirabilite: na (Na)2O：43-44％％，SO3：23-25％；
Preferably, the base component comprises the following components in parts by weight: 60-73 parts of quartz sand, 20-30 parts of soda ash and 1-2 parts of mirabilite.
Further preferably, the mass ratio of the quartz sand to the soda ash to the mirabilite of the basic components is 56-58: 20-30: 1.
Further preferably, the high-permeability coordinating component comprises the following components in parts by weight: CeO (CeO)2: 0.6-1 part; CaF2: 28-32 parts; b is2O3: 1-1.9 parts; KOH: 1 part of Al (OH)3: 2.5-4 parts of carbonaceous reducing agent: 0.9 to 1.2 portions.
More preferably, the high permeability coordinating component accounts for 6-7.5% of the total weight of the basic components.
The preparation method of the invention preferably adopts a float method and a lattice method to prepare the functional silicate glass.
According to the preparation method, in the smelting process, the carbon reducing agent controls the redox ratio of iron in the raw materials to be 0.01-0.06; more preferably 0.01 to 0.03.
Fe in the silicate (soda-lime) glass with high light transmittance and high infrared ray transmittance2O3: 0.001 to 0.06; the characteristic is that the total iron content is less than or equal to 0.1 percent, and ferrous iron Fe is controlled2+The redox ratio of ferrous oxide FeO is between 0.01 and 0.03, so that ferrous iron Fe2+Between 6 and 30 PPm; breaking through various severe limitations of the existing glass base raw material for the solar substrate;
according to the preparation method, the carbonaceous reducing agent comprises at least one of carbon powder and anthracite powder.
The silicate (soda-lime) glass composition with high light transmittance and high infrared transmittance can be formed by the processes of a float method, a lattice method and the like.
The invention also provides the application of the high-light-transmittance high-infrared-transmittance functional silicate glass; the glass is used as a substrate glass of a Plasma Display Panel (PDP), a mobile phone screen, a Flat Panel Display (FPD) and a CIS solar battery, and a cover glass of a flat-plate solar battery.
The functional silicate glass is particularly suitable for (PDP), (FPD) and (CIS) solar cell substrate glass.
Advantageous effects
The total solar heat transmittance (TSET) of the functional silicate glass under the conditions of 300-3000nm is more than or equal to 92 percent; the transmittance of visible Light (LTA) at the wavelength of 400-760nm is 93-95%, the transmittance of red-thermal near infrared ray (TSIRA) at 800-1250nm is 92-94%, and the transmittance of near infrared ray (TSIRB) at 1250-2500nm is 92-93%.
The silicate (soda-lime) glass with high light transmittance and high infrared transmittance can obviously reduce ultraviolet erosion of a solar crystalline silicon battery, an amorphous silicon electrode plate and the like packaged by the silicate (soda-lime) glass, prolong the service life of a solar battery module, ensure that the physicochemical property, the mechanical strength, the environmental stability and the durability of the silicate (soda-lime) glass are not changed due to illumination, do not influence the transmittance of the optical properties of LTA, LTS, TSIR, TSET and the like, ensure that the temperature of a glass substrate is changed between 25 and 45 ℃, greatly improve the photoelectric conversion efficiency of the solar battery, and make outstanding contribution to the development of green new energy.
Drawings
FIG. 1 is a spectrum of a functional glass having a thickness of 1.5mm obtained in example 1;
FIG. 2 is a spectrum of a functional glass having a thickness of 2.5mm obtained in example 2;
FIG. 3 is a spectrum of a functional glass having a thickness of 3.5mm obtained in example 3.
FIG. 4 is a spectrum of a functional glass obtained in comparative example 1.
Concrete embodiment
In the invention, the glass component is detected by an AXIOSDY6125 or German BruKe-S4X ray fluorescence spectrometer, and the spectrogram adopts Lambda-950 type infrared spectrum detector of American PE company. The refractometer adopts an automatic Abbe refractometer model WYA-ZL or WYA-2W for detection.
In the following examples, the following materials were used, unless otherwise stated:
quartz sand: SiO 22：98.5-99％，Al2O3：0.25-0.4％，Fe2O3：0.04-0.08％；MgO：0.005-0.02％，K2O: 0.05-0.2 percent. The quartz sand also contains less than 1% of impurities, and the impurities may contain some kinds of P, Cl, Cu, Zn, Ga, Sr, Y, Ba and Bi. The light transmission and infrared transmission performance of the glass cannot be influenced by the impurity components in the quartz sand. For example, further contains P2O5：0.01-0.03％，SO3：0.05-0.1％，K2O：0.01-0.04％，TiO2：0.005-0.02％CuO：0.3-0.5％，ZnO：0.001-0.004％，Ga2O3：0.0005-0.002％，SrO：0.001-0.003％，Y2O3：0.0005-0.002％，BaO：0.01-0.03％，Cl：0.005-0.02％，Bi2O3：0.001-0.004％。
Soda ash: na (Na)2CO3：98-99.5％；
Mirabilite: na (Na)2O：43-44％％，SO3：23-25％；
Example 1
Taking the preparation of high transmittance, high infrared transmission silicate (soda-lime) glass of 1.5mm thickness as an example, in a zirconia crucible of 1000 gram capacity resistant to 2000 ℃, the following 500 grams of batch ingredients were added:
basic components: quartz sand: 342 g, soda: 120 g, mirabilite: 6 g.
High transmittance, high transmission infrared coordinator part: 36 g of each element component is proportioned according to the requirement: (CeO)2: 0.6 g; CaF2: 28.5 g; KOH: 1 g; b is2O3: 1 g; al (OH) 3: 4 g, carbon powder: 0.9 g.
The raw materials are uniformly mixed, the melting temperature is controlled to be 1550 ℃, the raw materials are heated to 1500 ℃, the temperature is raised to 1550 ℃ after the raw materials are kept for about 30 minutes, the raw materials are clarified and homogenized, the clarification temperature is lowered from 1450 ℃ to 1300 ℃ for about 30 minutes, finally, the molten glass liquid is poured into a forming template for forming, a glass composition sample is obtained after annealing, and the sample is ground, polished and analyzed. The thickness of the glass obtained in this example was 1.5 mm.
SiO2：69.731％，Na2O：16.938％，CaO：4.212％，Al2O3：7.903％，MgO：0.034％，K2O：0.029％，Fe2O3：0.021％，CeO2：0.072％，B2O3：0.01％，
TiO2：0.011％，Cl：0.01％，P2O5：0.019％，SO3：0.093％，CuO：0.402％，ZnO：0.002％，Ga2O3：0.001％，SrO：0.002％，Y2O3：0.001％，BaO：0.018％，Cl：0.01％，Bi2O3：0.002％。
The spectrogram of the glass prepared by the embodiment is shown in figure 1, and the total solar heat transmittance (TSET) under 300-3000nm is more than or equal to 92 percent; the transmittance of visible Light (LTA) at the wavelength of 400-760nm is 94-95%, the transmittance of red-heat near infrared ray (TSIRA) at 800-1250nm is 93-94%, and the transmittance of near infrared ray (TSIRB) at 1250-2500nm is 92-93%.
Example 2
Taking the preparation of high transmittance, high infrared transmission silicate (soda-lime) glass of 2.5mm thickness as an example, in a zirconia crucible of 1000 gram capacity resistant to 2000 ℃, the following 500 grams of batch ingredients were added:
basic components: quartz sand: 345 g, soda ash: 120 g, mirabilite: 6 g.
High transmittance, high transmission infrared coordinator part: 31 g of each element component according to the required dosage: (CeO)2: 0.8 g; CaF2: 25 g; KOH: 0.8 g; b is2O3: 1.5 g; al (OH)3: 2 g, carbon powder: 0.9 g。
The raw materials are uniformly mixed to control the oxidation-reduction ratio, the melting temperature is controlled to be 1550 ℃, the raw materials are heated to 1500 ℃, the temperature is raised to 1550 ℃ after the raw materials are kept for about 30 minutes, the raw materials are kept for about 60 minutes, then clarification homogenization is carried out, the clarification temperature is reduced from 1450 ℃ to 1300 ℃, the time is about 30 minutes, finally, molten glass liquid is poured into a forming template for forming, a glass composition sample is obtained after annealing, and the sample is ground, polished and analyzed. The thickness of the glass obtained in this example was 2.5 mm.
The spectrogram of the glass prepared by the embodiment is shown in FIG. 2, and the total solar thermal energy transmittance (TSET) under 300-3000nm is not less than 92 percent; the transmittance of visible Light (LTA) at the wavelength of 400-760nm is 93-94%, the transmittance of red-heat near infrared ray (TSIRA) at 800-1250nm is 92-93%, and the transmittance of near infrared ray (TSIRB) at 1250-2500nm is 92-93%.
Example 3
Taking the preparation of high transmittance, high infrared transmission silicate (soda-lime) glass of 3.5mm thickness as an example, in a zirconia crucible of 1000 gram capacity resistant to 2000 ℃, the following 500 grams of batch ingredients were added:
basic components: quartz sand: 340 g, soda ash: 120 g, mirabilite: 6 g.
High transmittance, high transmission infrared coordinator part: 34 g of each element component according to the required dosage: (CeO)2: 1 g; CaF2: 30 g; KOH: 1 g; b is2O3: 1 g; al (OH)3: 3 g, carbon powder: 1 gram.
The raw materials are uniformly mixed, the melting temperature is controlled to be 1550 ℃, the raw materials are heated to 1500 ℃, the temperature is raised to 1550 ℃ after the raw materials are kept for about 30 minutes, the raw materials are clarified and homogenized, the clarification temperature is lowered from 1450 ℃ to 1300 ℃ for about 30 minutes, finally, the molten glass liquid is poured into a forming template for forming, a glass composition sample is obtained after annealing, and the sample is ground, polished and analyzed. The thickness of the glass obtained in this example was 3.5 mm.
The spectrogram of the glass prepared by the embodiment is shown in FIG. 3, and the total solar thermal energy transmittance (TSET) under 300-3000nm is more than or equal to 92 percent; the transmittance of visible Light (LTA) at the wavelength of 400-760nm is 93-94%, the transmittance of red-heat near infrared ray (TSIRA) at 800-1250nm is 92-93%, and the transmittance of near infrared ray (TSIRB) at 1250-2500nm is 92-93%.
The density of the glass prepared in the embodiment 1-3 is between 2.6 and 2.8; the refractive indexes are all between 1.53 and 1.58; the strain point temperature is between 580 ℃ and 680 ℃; the Rayleigh scattering coefficients are all between 0.3045 and 0.3075.
Comparative example 1
Taking the preparation of high transmittance, high infrared transmission silicate (soda-lime) glass of 1.5mm thickness as an example, in a zirconia crucible of 1000 gram capacity resistant to 2000 ℃, the following 500 grams of batch ingredients were added:
basic components: quartz sand: 230 g, soda ash: 65 g, dolomite: 58. limestone: 14 g of mirabilite: 3 g.
High transmittance, high transmission infrared coordinator part: 17.9 g of each element component according to the required dosage: (CeO)2: 4 g; KOH: 6 g; b is2O3: 1 g; al (OH)3: 4 g, K2CO3: 2 g, carbon powder: 0.9 g.
The raw materials are uniformly mixed, the melting temperature is controlled to be 1550 ℃, the raw materials are heated to 1500 ℃, the temperature is raised to 1550 ℃ after the raw materials are kept for about 30 minutes, the raw materials are clarified and homogenized, the clarification temperature is lowered from 1450 ℃ to 1300 ℃ for about 30 minutes, finally, the molten glass liquid is poured into a forming template for forming, a glass composition sample is obtained after annealing, and the sample is ground, polished and analyzed. The thickness of the glass obtained in this example was 1.5 mm.
The spectrogram of the glass prepared by the comparative example is shown in figure 4, and the total solar heat transmittance (TSET) under 300-3000nm is more than or equal to 90 percent; the transmittance of visible Light (LTA) at the wavelength of 400-760nm is 90-92%, the transmittance of red-heat near infrared ray (TSIRA) at 800-1250nm is 88-90%, and the transmittance of near infrared ray (TSIRB) at 1250-2500nm is 87-88%.
Claims (6)
1. A high-transmittance high-infrared-ray-transmittance functional silicate glass; the functional silicate glass is characterized by comprising the following components in percentage by weight based on the total weight of the functional silicate glass:
SiO2：69.731%，Na2O：16.938%，CaO：4.212%，Al2O3：7.903%，MgO：0.034%，K2O：0.029%，Fe2O3：0.021%，CeO2：0.072%，B2O3：0.01%，
TiO2：0.011%，Cl：0.01%，P2O5：0.019%，SO3：0.093%，CuO：0.402%，ZnO：0.002%，Ga2O3：0.001%，SrO：0.002%，Y2O3：0.001%，BaO：0.018%，Cl：0.01%，Bi2O3：0.002%。
2. the high transmittance, high infrared ray transmitting functional silicate glass according to claim 1; the functional silicate glass is characterized in that the thickness of the functional silicate glass is 1-5 mm.
3. The high transmittance, high infrared ray transmitting functional silicate glass according to claim 1; the solar energy heat-transfer film is characterized in that the total solar energy heat-transfer rate of the functional silicate glass under the condition of 300-3000nm is more than or equal to 92 percent; the visible light transmittance at the wavelength of 400-760nm is 93-95%, the red-heat near infrared transmittance at 800-1250nm is 92-94%, and the near infrared transmittance at 1250-2500nm is 92-93%.
4. The high-transmittance, high-infrared-transmittance functional silicate glass according to any one of claims 1 to 3; it is characterized in that the density of the functional silicate glass is 2.6-2.8; a refractive index of 1.53 to 1.58; the strain point temperature is 580-680 ℃; the Rayleigh scattering coefficient is 0.3045-0.3075.
5. Use of the high transmittance, high infrared ray transmittance functional silicate glass according to any one of claims 1 to 4; the glass is characterized by being used as a plasma display panel, a mobile phone screen, a flat panel display, a cell substrate glass of CIS solar energy and a flat panel solar cell cover plate glass.
6. A method for preparing the high-transmittance high-infrared-ray-transmittance functional silicate glass according to any one of claims 1 to 4; the method is characterized in that high-transmittance coordinating components are added into basic components required by glass preparation, and the functional silicate glass is prepared by melting, molding, annealing, grinding and polishing;
the high-permeability coordinating component comprises the following components in parts by weight:
quartz sand: 342 g, soda: 120 g, mirabilite: 6 g;
high transmittance, high transmission infrared coordinator part: 36 g of the total weight of the mixture; wherein, CeO2: 0.6 g; CaF2: 28.5 g; KOH: 1 g; b is2O3: 1 g; al (OH)3: 4 g, carbon powder: 0.9 g;
quartz sand: SiO 22：98.5-99%，Al2O3：0.25-0.4%，Fe2O3：0.04-0.08%；MgO： 0.005-0.02%，K2O: 0.05 to 0.2 percent; impurities P in the silica sand2O5：0.01-0.03%，SO3：0.05-0.1%，K2O：0.01-0.04%，TiO2：0.005-0.02% CuO：0.3-0.5%，ZnO：0.001-0.004%，Ga2O3：0.0005-0.002%，SrO：0.001-0.003%，Y2O3：0.0005-0.002%，BaO：0.01-0.03%，Cl：0.005-0.02%，Bi2O3：0.001-0.004%；
Soda ash: na (Na)2CO3：98-99.5%；
Mirabilite: na (Na)2O：43-44%，SO3：23-25%；
In the smelting process, the redox ratio of iron in the raw materials is controlled to be 0.001-0.06.
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| CN106746595A (en) * | 2017-01-11 | 2017-05-31 | 河北省沙河玻璃技术研究院 | A kind of borosilicate glass glass fining agent high and its preparation method and application |
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| CN106746595A (en) * | 2017-01-11 | 2017-05-31 | 河北省沙河玻璃技术研究院 | A kind of borosilicate glass glass fining agent high and its preparation method and application |
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