CN107162407A - A kind of ultra-thin photovoltaic rolled glass - Google Patents

A kind of ultra-thin photovoltaic rolled glass Download PDF

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Publication number
CN107162407A
CN107162407A CN201710245491.XA CN201710245491A CN107162407A CN 107162407 A CN107162407 A CN 107162407A CN 201710245491 A CN201710245491 A CN 201710245491A CN 107162407 A CN107162407 A CN 107162407A
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CN
China
Prior art keywords
glass
photovoltaic
ultra
ceo
mgo
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.)
Pending
Application number
CN201710245491.XA
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Chinese (zh)
Inventor
李茂刚
曾敏
戴晓红
吴亚
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China Building Materials (yixing) New Energy Co Ltd
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China Building Materials (yixing) New Energy Co 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.)
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Publication date
Application filed by China Building Materials (yixing) New Energy Co Ltd filed Critical China Building Materials (yixing) New Energy Co Ltd
Priority to CN201710245491.XA priority Critical patent/CN107162407A/en
Publication of CN107162407A publication Critical patent/CN107162407A/en
Pending legal-status Critical Current

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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
    • 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
    • C03C1/00—Ingredients generally applicable to manufacture of glasses, glazes, or vitreous enamels
    • C03C1/004—Refining agents

Abstract

The present invention discloses a kind of ultra-thin photovoltaic rolled glass, by mass percentage comprising following oxide：71.0~73.18% SiO2, 8.0~8.50% CaO, 3.50~4.50% MgO, 1.35~2.8% Al2O3, 13.30~14.0% Na2O, 0.6~1.0% B2O3, 0.05~0.18% Sb2O3, 0.05~0.1% CeO2With 0.01~0.012% Fe2O3；Feed proportioning is carried out according to the oxide content, then process is founded, the photovoltaic rolled glass that thickness is less than 2.0mm is made in calendering formation and annealing process；Optimize glass ingredient system, introduce B2O3Glass expansion coefficient is reduced, increases glass refraction and plays fluxing action；CeO2With nitrate collective effect, clarification and decolorizing effect are improved, the drawability of reinforcing glass improves the plasticity of photovoltaic rolled glass；Meanwhile, Al2O3Content with MgO is high, extends frit；So that final performance meets high saturating, the high-speed molding performance requirement of the following photovoltaic glass industrialized productions of thickness 2.0mm, production cost is saved, the industrial production in the lightening direction of photovoltaic glass is realized.

Description

A kind of ultra-thin photovoltaic rolled glass
Technical field
The present invention relates to photovoltaic rolled glass technical field, specifically a kind of ultra-thin photovoltaic rolled glass.
Background technology
Do not counted under the situation increasingly sharpened and gradually strengthened with people's environmental consciousness in the energy, global solar photovoltaic industry is obtained To developing rapidly, photovoltaic generation is the third-largest utilization energy after nuclear power, wind-powered electricity generation in China's regenerative resource.In light The pattern glass that uses is as cover-plate glass in volt crystal silicon solar double-glass assemblies, the characteristics of with low iron, high transmittance, can be in the sun Light transmittance improves the opto-electronic conversion of solar cell up to more than 91.5% in the range of 380~1200nm of energy cell photoelectric converted wavelengths Efficiency, increases generated energy.Requirements at the higher level, following light are proposed to the production technology of photovoltaic glass while photovoltaic industry is continued to develop Volt glass will develop to lightening direction, break through conventional into very thin technique field.
Typically Na is used in current photovoltaic glass industry2O-CaO-SiO2System prepares photovoltaic glass, the solar energy prepared Photovoltaic glass thickness is basic in 3~3.2mm, it is impossible to meet calendering technology forming requirements of the compacting less than 2.0mm thickness, and composition Complicated component, increase production cost, do not meet industrialization production requirements.
The content of the invention
It is an object of the invention to provide a kind of ultra-thin photovoltaic rolled glass, the rolled glass meets compacting thickness and is less than 2.0mm glass processability requirement, and with high transmission rate, good decay resistance.
The technical solution adopted for the present invention to solve the technical problems is：
A kind of ultra-thin photovoltaic rolled glass, the glass includes following oxide by mass percentage：71.0~73.18% SiO2, 8.0~8.50% CaO, 3.50~4.50% MgO, 1.35~2.8% Al2O3, 13.30~14.0% Na2O、 0.6~1.0% B2O3, 0.05~0.18% Sb2O3, 0.05~0.1% CeO2With 0.01~0.012% Fe2O3；
Feed proportioning is carried out according to the oxide content, then thickness is made by fusing clarification, calendering formation and annealing process Photovoltaic rolled glass less than 2.0mm.
The beneficial effects of the invention are as follows：Optimize glass ingredient system, introduce B2O3Glass expansion coefficient is reduced, increases glass Refractive index simultaneously plays fluxing action；CeO2With nitrate collective effect, clarification and decolorizing effect, the calenderability of reinforcing glass are improved Can, improve the plasticity of photovoltaic rolled glass；Meanwhile, Al2O3Content with MgO is high, extends frit；So that final performance High saturating, the high-speed molding performance requirement of the following photovoltaic glass industrialized productions of thickness 2.0mm is met, production cost is saved, realizes light Lie prostrate the industrial production in the lightening direction of glass.
Embodiment
Embodiment one
The present invention provides a kind of ultra-thin photovoltaic rolled glass, and the glass includes following oxide by mass percentage：73.18% SiO2, 8.06% CaO, 3.51% MgO, 1.35% Al2O3, 13.2% Na2O, 0.6% B2O3, 0.05% Sb2O3、 0.05% CeO2With 0.01% Fe2O3；
Feed proportioning is carried out according to the oxide content, dispensing can be carried out using conventional meanses, such as using silica sand, lime Stone, dolomite, aluminium hydroxide, soda ash, boric acid, saltcake, sodium nitrate, antimony powder and cullet etc.；Above-mentioned raw materials dispensing is mixed Fully melted at 1585~1650 DEG C using all-oxygen combustion technique afterwards, and 1420~1430 DEG C of clarifications；Glass after clarification Liquid passes through calendering technology calendering formation, and calendering formation temperature is 1195 DEG C；Again by annealing process, 70~560 DEG C of annealing temperature, 10~14min of annealing time, is made the photovoltaic rolled glass that thickness is 2.0mm.
After testing, the glass transmission rate is 91.65%, and glass-board surface quality meets《Solar energy glass part 1：It is ultra-thin Pattern glass》（GB/T309841-2015）.
Embodiment two
The present invention provides a kind of ultra-thin photovoltaic rolled glass, and the glass includes following oxide by mass percentage：72.08% SiO2, 8.0% CaO, 3.92% MgO, 1.65% Al2O3, 13.35% Na2O, 0.85% B2O3, 0.1% Sb2O3、 0.05% CeO2With 0.01% Fe2O3；
Feed proportioning is carried out according to the oxide content, dispensing can be carried out using conventional meanses, such as using silica sand, lime Stone, dolomite, aluminium hydroxide, soda ash, boric acid, saltcake, sodium nitrate, antimony powder and cullet etc.；Above-mentioned raw materials dispensing is mixed Fully melted at 1585~1650 DEG C using all-oxygen combustion technique afterwards, and 1420~1430 DEG C of clarifications；Glass after clarification Liquid passes through calendering technology calendering formation, and calendering formation temperature is 1195 DEG C；Again by annealing process, 70~560 DEG C of annealing temperature, 10~14min of annealing time, is made the photovoltaic rolled glass that thickness is 1.9mm.
After testing, the glass transmission rate is 91.92%, and glass-board surface quality meets《Solar energy glass part 1：It is ultra-thin Pattern glass》（GB/T309841-2015）.
Embodiment three
The present invention provides a kind of ultra-thin photovoltaic rolled glass, and the glass includes following oxide by mass percentage：71.85% SiO2, 8.35% CaO, 3.5% MgO, 2.16% Al2O3, 13.2% Na2O, 0.71% B2O3, 0.15% Sb2O3、 0.08% CeO2With 0.012% Fe2O3；
Feed proportioning is carried out according to the oxide content, dispensing can be carried out using conventional meanses, such as using silica sand, lime Stone, dolomite, aluminium hydroxide, soda ash, boric acid, saltcake, sodium nitrate, antimony powder and cullet etc.；Above-mentioned raw materials dispensing is mixed Fully melted at 1585~1650 DEG C using all-oxygen combustion technique afterwards, and 1420~1430 DEG C of clarifications；Glass after clarification Liquid passes through calendering technology calendering formation, and calendering formation temperature is 1195 DEG C；Again by annealing process, 70~560 DEG C of annealing temperature, 10~14min of annealing time, is made the photovoltaic rolled glass that thickness is 1.9mm.
After testing, the glass transmission rate is 91.67%, and glass-board surface quality meets《Solar energy glass part 1：It is ultra-thin Pattern glass》（GB/T309841-2015）.
Example IV
The present invention provides a kind of ultra-thin photovoltaic rolled glass, and the glass includes following oxide by mass percentage：71% SiO2, 8.5% CaO, 4.5% MgO, 1.38% Al2O3, 13.7% Na2O, 0.77% B2O3, 0.08% Sb2O3、 0.07% CeO2With 0.011% Fe2O3；
Feed proportioning is carried out according to the oxide content, dispensing can be carried out using conventional meanses, such as using silica sand, lime Stone, dolomite, aluminium hydroxide, soda ash, boric acid, saltcake, sodium nitrate, antimony powder and cullet etc.；Above-mentioned raw materials dispensing is mixed Fully melted at 1585~1650 DEG C using all-oxygen combustion technique afterwards, and 1420~1430 DEG C of clarifications；Glass after clarification Liquid passes through calendering technology calendering formation, and calendering formation temperature is 1195 DEG C；Again by annealing process, 70~560 DEG C of annealing temperature, 10~14min of annealing time, is made the photovoltaic rolled glass that thickness is 1.9mm.
After testing, the glass transmission rate is 91.69%, and glass-board surface quality meets《Solar energy glass part 1：It is ultra-thin Pattern glass》（GB/T309841-2015）.
The performance test data of obtained ultra-thin photovoltaic rolled glass see the table below in embodiment one~tetra-:
The above described is only a preferred embodiment of the present invention, not making any formal limitation to the present invention；It is any ripe Know those skilled in the art, without departing from the scope of the technical proposal of the invention, all using the disclosure above method and Technology contents make many possible variations and modification to technical solution of the present invention, or are revised as the equivalence enforcement of equivalent variations Example.Therefore, every content without departing from technical solution of the present invention, the technical spirit according to the present invention is to made for any of the above embodiments Any simple modification, equivalent substitution, equivalence changes and modification, still fall within technical solution of the present invention protection in the range of.

Claims (1)

1. a kind of ultra-thin photovoltaic rolled glass, it is characterised in that the glass includes following oxide by mass percentage：71.0 ~73.18% SiO2, 8.0~8.50% CaO, 3.50~4.50% MgO, 1.35~2.8% Al2O3, 13.30~ 14.0% Na2O, 0.6~1.0% B2O3, 0.05~0.18% Sb2O3, 0.05~0.1% CeO2With 0.01~0.012% Fe2O3；
Feed proportioning is carried out according to the oxide content, then process is founded, calendering formation and annealing process are made thickness and be less than 2.0mm photovoltaic rolled glass.
CN201710245491.XA 2017-04-14 2017-04-14 A kind of ultra-thin photovoltaic rolled glass Pending CN107162407A (en)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109305753A (en) * 2018-11-21 2019-02-05 中建材（宜兴）新能源有限公司 A kind of high-strength photovoltaic module glass and preparation method thereof
CN109516688A (en) * 2018-11-21 2019-03-26 中建材（宜兴）新能源有限公司 A kind of novel compound clarifier and its application method applied in photovoltaic glass
CN109734301A (en) * 2019-03-14 2019-05-10 武汉理工大学 A kind of depigmenting agent that removal defoaming agent colours the high turbine glass sheet of ultrawhite and application method
CN110255862A (en) * 2019-05-27 2019-09-20 常州亚玛顿股份有限公司 A kind of glare proof glass and preparation method thereof
CN110423001A (en) * 2019-07-29 2019-11-08 信义电子玻璃（芜湖）有限公司 A kind of electronic glass and its application
CN111484251A (en) * 2020-03-16 2020-08-04 河北南玻玻璃有限公司 Water blue-tone super white glass and preparation method thereof
CN112299709A (en) * 2019-07-24 2021-02-02 中建材（宜兴）新能源有限公司 Photovoltaic rolled glass and preparation method thereof
CN113461326A (en) * 2021-07-27 2021-10-01 漳州旗滨光伏新能源科技有限公司 High-light-transmittance solar float glass and preparation method thereof
CN115417598A (en) * 2022-09-07 2022-12-02 安徽燕龙基新能源科技有限公司 Production process for replacing aluminum hydroxide with aluminum oxide in photovoltaic glass production

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JP2014094858A (en) * 2012-11-09 2014-05-22 Nippon Electric Glass Co Ltd Glass plate for thin film solar cell
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CN105693084A (en) * 2016-02-23 2016-06-22 中国建材桐城新能源材料有限公司 PID (potential induced degradation)-resistant photovoltaic glass

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EP2346085A1 (en) * 2008-10-31 2011-07-20 Asahi Glass Company Limited Solar cell
CN102574726A (en) * 2009-05-29 2012-07-11 康宁股份有限公司 Fusion formable sodium containing glass
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CN103189324A (en) * 2010-10-27 2013-07-03 旭硝子株式会社 Glass plate and process for production thereof
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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109305753A (en) * 2018-11-21 2019-02-05 中建材（宜兴）新能源有限公司 A kind of high-strength photovoltaic module glass and preparation method thereof
CN109516688A (en) * 2018-11-21 2019-03-26 中建材（宜兴）新能源有限公司 A kind of novel compound clarifier and its application method applied in photovoltaic glass
CN109734301A (en) * 2019-03-14 2019-05-10 武汉理工大学 A kind of depigmenting agent that removal defoaming agent colours the high turbine glass sheet of ultrawhite and application method
CN109734301B (en) * 2019-03-14 2022-06-03 武汉理工大学 Decolorizer for removing coloring of super-white high-turbine plate glass by defoaming agent and using method
CN110255862A (en) * 2019-05-27 2019-09-20 常州亚玛顿股份有限公司 A kind of glare proof glass and preparation method thereof
CN112299709A (en) * 2019-07-24 2021-02-02 中建材（宜兴）新能源有限公司 Photovoltaic rolled glass and preparation method thereof
CN110423001A (en) * 2019-07-29 2019-11-08 信义电子玻璃（芜湖）有限公司 A kind of electronic glass and its application
CN111484251A (en) * 2020-03-16 2020-08-04 河北南玻玻璃有限公司 Water blue-tone super white glass and preparation method thereof
CN113461326A (en) * 2021-07-27 2021-10-01 漳州旗滨光伏新能源科技有限公司 High-light-transmittance solar float glass and preparation method thereof
CN115417598A (en) * 2022-09-07 2022-12-02 安徽燕龙基新能源科技有限公司 Production process for replacing aluminum hydroxide with aluminum oxide in photovoltaic glass production

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Application publication date: 20170915

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