CN115477477A - Production process of glass film integrated product - Google Patents
Production process of glass film integrated product Download PDFInfo
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- CN115477477A CN115477477A CN202210980104.8A CN202210980104A CN115477477A CN 115477477 A CN115477477 A CN 115477477A CN 202210980104 A CN202210980104 A CN 202210980104A CN 115477477 A CN115477477 A CN 115477477A
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- 239000011521 glass Substances 0.000 title claims abstract description 105
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 53
- 239000000758 substrate Substances 0.000 claims abstract description 68
- 239000007788 liquid Substances 0.000 claims abstract description 45
- 239000003292 glue Substances 0.000 claims abstract description 39
- 238000001816 cooling Methods 0.000 claims abstract description 24
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 21
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 21
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 16
- 238000005520 cutting process Methods 0.000 claims abstract description 14
- 239000000463 material Substances 0.000 claims abstract description 13
- 238000004132 cross linking Methods 0.000 claims abstract description 12
- 239000011248 coating agent Substances 0.000 claims abstract description 10
- 238000000576 coating method Methods 0.000 claims abstract description 10
- 229920001971 elastomer Polymers 0.000 claims abstract description 10
- 238000005496 tempering Methods 0.000 claims abstract description 10
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 8
- 229920005989 resin Polymers 0.000 claims abstract description 8
- 239000011347 resin Substances 0.000 claims abstract description 8
- 239000005341 toughened glass Substances 0.000 claims abstract description 6
- 230000010354 integration Effects 0.000 claims abstract description 5
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 238000007688 edging Methods 0.000 claims abstract description 4
- 238000002156 mixing Methods 0.000 claims abstract description 4
- 230000004069 differentiation Effects 0.000 claims abstract description 3
- 239000000203 mixture Substances 0.000 claims description 12
- ORILYTVJVMAKLC-UHFFFAOYSA-N adamantane Chemical compound C1C(C2)CC3CC1CC2C3 ORILYTVJVMAKLC-UHFFFAOYSA-N 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 9
- -1 di-tert-butyl-4-hydroxyphenyl Chemical group 0.000 claims description 8
- 238000007711 solidification Methods 0.000 claims description 6
- 230000008023 solidification Effects 0.000 claims description 6
- XMWRBQBLMFGWIX-UHFFFAOYSA-N C60 fullerene Chemical compound C12=C3C(C4=C56)=C7C8=C5C5=C9C%10=C6C6=C4C1=C1C4=C6C6=C%10C%10=C9C9=C%11C5=C8C5=C8C7=C3C3=C7C2=C1C1=C2C4=C6C4=C%10C6=C9C9=C%11C5=C5C8=C3C3=C7C1=C1C2=C4C6=C2C9=C5C3=C12 XMWRBQBLMFGWIX-UHFFFAOYSA-N 0.000 claims description 5
- 229910003472 fullerene Inorganic materials 0.000 claims description 5
- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 4
- RAXXELZNTBOGNW-UHFFFAOYSA-N imidazole Natural products C1=CNC=N1 RAXXELZNTBOGNW-UHFFFAOYSA-N 0.000 claims description 4
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 4
- PQAMFDRRWURCFQ-UHFFFAOYSA-N 2-ethyl-1h-imidazole Chemical compound CCC1=NC=CN1 PQAMFDRRWURCFQ-UHFFFAOYSA-N 0.000 claims description 3
- NPCRFXPZMMRNAA-UHFFFAOYSA-N 4-nonylphenol;phosphorous acid Chemical group OP(O)O.CCCCCCCCCC1=CC=C(O)C=C1.CCCCCCCCCC1=CC=C(O)C=C1.CCCCCCCCCC1=CC=C(O)C=C1 NPCRFXPZMMRNAA-UHFFFAOYSA-N 0.000 claims description 3
- 239000007983 Tris buffer Substances 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- FWDBOZPQNFPOLF-UHFFFAOYSA-N ethenyl(triethoxy)silane Chemical compound CCO[Si](OCC)(OCC)C=C FWDBOZPQNFPOLF-UHFFFAOYSA-N 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims description 3
- YTXCAJNHPVBVDJ-UHFFFAOYSA-N octadecyl propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CC YTXCAJNHPVBVDJ-UHFFFAOYSA-N 0.000 claims description 3
- 229920006124 polyolefin elastomer Polymers 0.000 claims description 3
- ZCUJYXPAKHMBAZ-UHFFFAOYSA-N 2-phenyl-1h-imidazole Chemical compound C1=CNC(C=2C=CC=CC=2)=N1 ZCUJYXPAKHMBAZ-UHFFFAOYSA-N 0.000 claims description 2
- NKSJNEHGWDZZQF-UHFFFAOYSA-N ethenyl(trimethoxy)silane Chemical compound CO[Si](OC)(OC)C=C NKSJNEHGWDZZQF-UHFFFAOYSA-N 0.000 claims description 2
- WOXXJEVNDJOOLV-UHFFFAOYSA-N ethenyl-tris(2-methoxyethoxy)silane Chemical compound COCCO[Si](OCCOC)(OCCOC)C=C WOXXJEVNDJOOLV-UHFFFAOYSA-N 0.000 claims description 2
- 125000002883 imidazolyl group Chemical group 0.000 claims description 2
- 229920002689 polyvinyl acetate Polymers 0.000 claims description 2
- 239000011118 polyvinyl acetate Substances 0.000 claims description 2
- 239000000853 adhesive Substances 0.000 claims 3
- 230000001070 adhesive effect Effects 0.000 claims 3
- 239000002313 adhesive film Substances 0.000 description 22
- 238000004806 packaging method and process Methods 0.000 description 9
- 238000010030 laminating Methods 0.000 description 7
- 239000012528 membrane Substances 0.000 description 6
- 239000007787 solid Substances 0.000 description 4
- 230000009977 dual effect Effects 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004049 embossing Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000005329 float glass Substances 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 150000001451 organic peroxides Chemical class 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000010791 quenching Methods 0.000 description 1
- 230000000171 quenching effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/001—General methods for coating; Devices therefor
- C03C17/002—General methods for coating; Devices therefor for flat glass, e.g. float 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/006—Surface treatment of glass, not in the form of fibres or filaments, by coating with materials of composite character
- C03C17/007—Surface treatment of glass, not in the form of fibres or filaments, by coating with materials of composite character containing a dispersed phase, e.g. particles, fibres or flakes, in a continuous phase
-
- 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
- C03C17/00—Surface treatment of glass, not in the form of fibres or filaments, by coating
- C03C17/006—Surface treatment of glass, not in the form of fibres or filaments, by coating with materials of composite character
- C03C17/008—Surface treatment of glass, not in the form of fibres or filaments, by coating with materials of composite character comprising a mixture of materials covered by two or more of the groups C03C17/02, C03C17/06, C03C17/22 and C03C17/28
- C03C17/009—Mixtures of organic and inorganic materials, e.g. ormosils and ormocers
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0481—Encapsulation of modules characterised by the composition of the encapsulation material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/04—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
- H01L31/042—PV modules or arrays of single PV cells
- H01L31/048—Encapsulation of modules
- H01L31/0488—Double glass encapsulation, e.g. photovoltaic cells arranged between front and rear glass sheets
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L31/00—Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/186—Particular post-treatment for the devices, e.g. annealing, impurity gettering, short-circuit elimination, recrystallisation
- H01L31/1864—Annealing
-
- 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
- C03C2217/00—Coatings on glass
- C03C2217/40—Coatings comprising at least one inhomogeneous layer
- C03C2217/43—Coatings comprising at least one inhomogeneous layer consisting of a dispersed phase in a continuous phase
- C03C2217/44—Coatings comprising at least one inhomogeneous layer consisting of a dispersed phase in a continuous phase characterized by the composition of the continuous phase
- C03C2217/445—Organic continuous phases
-
- 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
- C03C2218/00—Methods for coating glass
- C03C2218/10—Deposition methods
- C03C2218/13—Deposition methods from melts
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Chemical & Material Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Power Engineering (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Computer Hardware Design (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- Composite Materials (AREA)
- Manufacturing & Machinery (AREA)
- Dispersion Chemistry (AREA)
- Inorganic Chemistry (AREA)
- Joining Of Glass To Other Materials (AREA)
Abstract
The invention discloses a production process of a glass film integrated product, which comprises the following specific steps: s1, edging, cleaning and coating the glass substrate, and then tempering in a tempering furnace; s2, air cooling the tempered glass substrate, then enabling the glass substrate to enter a bonding station, and maintaining the temperature of the glass substrate after air cooling; s3, arranging a baffle along the circumferential direction of the glass substrate, wherein the height of the upper end face of the baffle is higher than that of the glass substrate; s4, coating the liquid glue on the surface of the glass substrate, and then pressing the liquid glue through a pressing plate device; wherein: the liquid rubber is formed by mixing elastic rubber resin, an antioxidant, a crosslinking curing agent, a silane coupling agent and a PID (proportion integration differentiation) resistant material; and S5, cooling after pressing, disassembling the baffle, and cutting to obtain the glass-film integrated product.
Description
Technical Field
The invention relates to the technical field of photovoltaic module manufacturing, in particular to a production process of a glass-film integrated product.
Background
At present, the production process flow of the double-glass photovoltaic module is as follows: go up positive glass, flow to positive glued membrane guillootine department and carry out cutting and laying of positive glued membrane, the battery cluster is laid, is welded, flows to back glued membrane guillootine department and carries out cutting and laying of back glued membrane, and the lid is back of the body glass, and the test of subassembly lamination is vanned. The front side and the back side of the assembly workshop are required to be cut in the production process, and the back side of the assembly workshop is also required to be provided with extra outgoing line punching equipment, so that the whole operation process flow of the assembly is complex, and the occupied area of production line equipment is large.
Meanwhile, the matching between the glass and the adhesive film also affects the yield of the assembly. When the two materials come from different manufacturers, the abnormal materials and suppliers are difficult to distinguish when the products are poor, and the skill requirement on component manufacturing technicians is also high.
At present, all references to the integral bonding of glass and adhesive film are made by using a solid adhesive film to bond on glass. The method also needs four processes of cutting, positioning, laying and pressing the adhesive film. Meanwhile, the glass can be warped and deformed after being heated, and the solid adhesive film is easy to shift when being bonded with the glass.
Disclosure of Invention
The invention aims to provide a production process of a glass film integrated product aiming at the defects of the prior art.
The invention is realized by the following technical scheme:
the production process of the glass-film integrated product is characterized in that the glass-film integrated product is formed by bonding liquid glue and a glass substrate; the production process of the glass film integrated product comprises the following specific steps:
s1, edging, cleaning and coating the glass substrate, and then tempering in a tempering furnace;
s2, carrying out air cooling on the toughened glass substrate, then enabling the glass substrate to enter a bonding station, and maintaining the temperature of the glass substrate after air cooling;
s3, arranging a baffle along the circumferential direction of the glass substrate, wherein the height of the upper end face of the baffle is higher than that of the glass substrate;
s4, coating the liquid glue on the surface of the glass substrate (which can be understood as a bonding area of the liquid glue and the glass substrate), and then pressing the liquid glue through a pressing plate device; wherein: the liquid rubber is formed by mixing elastic rubber resin, an antioxidant, a crosslinking curing agent, a silane coupling agent and a PID (proportion integration differentiation) resistant material;
and S5, cooling after pressing, disassembling the baffle, and cutting to obtain the glass-film integrated product.
Specifically, the production process of the invention comprises the following steps: through using liquid glue coating on the glass substrate, then bond together with glass and form the product of a glass membrane integration after the cooling solidification, simplified dual glass assembly's production technology, use its structure of this glass membrane integration product preparation dual glass photovoltaic module to be: the front glass and the upper layer of packaging adhesive film are integrated, the battery string layer, the back glass and the lower layer of packaging adhesive film are integrated, and the glass film integrated product prepared by the invention is used for manufacturing the double-glass photovoltaic module, so that the production cost is reduced, and the manufacturing process of the adhesive film is also saved.
Wherein: the glass substrate can be embossed or float glass or glazed glass, and the thickness of the glass substrate is 1.6-5.0mm.
Further, a production process of the glass-film integrated product comprises the following steps: in the step S1, the toughening temperature of the glass substrate is 680-800 ℃.
Further, a production process of the glass-film integrated product comprises the following steps: and S2, air-cooling the toughened glass substrate to 90-120 ℃, then enabling the glass substrate to enter a bonding station, and enabling the glass substrate to maintain the temperature of the air-cooled glass substrate through a heating device.
Further, a production process of the glass-film integrated product comprises the following steps: in the step S3, the upper end face of the baffle is 0.3-3mm higher than the side edge of the glass substrate; the baffle is used for limiting the liquid glue to flow out of the bonding area of the glass substrate.
Specifically, the baffle in this step may be segmented, integrated, or otherwise collocated; and the baffle is fixed, so that no obvious offset phenomenon can occur in the subsequent pressing. The baffle is made of stainless steel or other metal materials; the outer surface of the frame is wrapped with tetrafluoro cloth or other materials which are not bonded with liquid glue.
Further, a production process of the glass-film integrated product comprises the following steps: the liquid glue in the step S4 comprises the following components in percentage by mass: 85-98wt% of elastic rubber resin, 0.05-5wt% of antioxidant, 0.15-15wt% of crosslinking curing agent, 0.05-5wt% of silane coupling agent and 0.05-10wt% of anti-PID material; the peeling force of the liquid glue and the glass substrate after cooling and solidification is not less than 20N/cm, and the crosslinking degree is not more than 20%.
Specifically, the liquid glue is prepared by uniformly stirring the different solid copolymer particles through a stirring cylinder, flowing the mixture into a hopper of an extruder to be melted, and extruding the mixture onto a glass substrate through an extruding device; the melting temperature of the particles is 80-120 ℃.
Further, a production process of the glass-film integrated product comprises the following steps: the elastic rubber resin is selected from one or a mixture of any of ethylene-vinyl acetate copolymer (EVA), polyolefin elastomer (POE) and polyvinyl acetate.
Further, a production process of the glass-film integrated product comprises the following steps: the antioxidant comprises: a primary antioxidant and a secondary antioxidant; the main antioxidant is beta- (3.5, di-tert-butyl-4-hydroxyphenyl) propionic acid octadecyl ester; the auxiliary antioxidant is tris (4-nonylphenol) phosphite ester tris (2, 4-di-tert-butylphenyl) ester.
Further, a production process of the glass-film integrated product comprises the following steps: the crosslinking curing agent is imidazole curing agent which is selected from one or a mixture of more of imidazole (1, 3-diazacyclopentadiene), 2-ethylimidazole, 2-phenylimidazole, 704 curing agent 2 and 705 curing agent 2. Preferably, the curing temperature of the crosslinking curing agent used in the present invention is lower than that of the existing crosslinking curing agents of organic peroxides and/or azo compounds.
Further, a production process of the glass-film integrated product comprises the following steps: the silane coupling agent is selected from one or a mixture of more of vinyl triethoxysilane, vinyl trimethoxysilane and vinyl tri (beta-methoxyethoxy) silane; the PID resistant material is a mixture of adamantane and fullerene, and the mass ratio of the adamantane to the fullerene is (1-2): 1.
further, a production process of the glass-film integrated product comprises the following steps: s5, after pressing, cooling the liquid glue to 20-60 ℃ to cool and solidify the liquid glue, wherein the area of the solidified liquid glue is 90-100% of the area of the glass substrate, and the thickness of the solidified liquid glue is 0.3-0.7mm; and removing the baffle, and cutting to obtain the glass film integrated product.
The invention can be directly cooled to 20-60 ℃ by air cooling on a production line, so that the liquid glue is completely solidified and bonded on the glass.
The baffle can be removed and then used for the next time.
The process of the invention comprises the following steps: glass tempering, air duct quenching, laminating station (laminating by using liquid glue), cooling and solidifying, and packaging.
The invention has the beneficial effects that:
(1) The production process of the glass film integrated product provided by the invention is simple, the modularized production of the packaging adhesive film and the glass substrate can be realized, and the manufactured glass film integrated product can be directly used for assembling a double-glass photovoltaic assembly. The glass film integrated product prepared by the invention solves the problem that different materials of the photovoltaic module come from different manufacturers, also solves the problem that the existing double-glass photovoltaic module manufacturing process is complex, saves stations of a front-side packaging adhesive film cutting machine and a back-side packaging adhesive film cutting machine and personnel and equipment corresponding to the stations, and reduces the production cost.
(2) The invention simplifies the manufacturing process of the adhesive film, omits the flows of double-sided embossing rolling, cutting and the like of the adhesive film, and cancels the process that the adhesive film needs to be cut and positioned when a solid adhesive film is used. Meanwhile, the adhesive film can be better contacted and bonded with the glass, and the bonding force is better.
(3) According to the invention, the glass-film integrated product is formed by coating the liquid glue on the glass substrate in the glass-film integrated product, cooling and solidifying the liquid glue and then bonding the glass substrate together, and the glass-film integrated product is used for assembling the double-glass photovoltaic module, so that the production process of the module can be greatly simplified. The glass film integrated product prepared by the invention is used for laminating the double-glass photovoltaic module, and the laying of a packaging adhesive film is not required on a glass substrate, so that the traditional manufacturing process of the adhesive film is saved, the cutting and positioning laying process of the adhesive film during the laminating of the module is omitted, the production efficiency is improved, and the glass film integrated product is more convenient.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a glass-film integrated product prepared by the present invention;
fig. 2 is a schematic view of a production process of the glass-film integrated product of the present invention.
The labels in the figure are: the production line comprises 1 liquid glue, 2 glass substrates, 3 baffles, 4 pressing plate devices and 5 glass film integrated products.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be obtained by a person skilled in the art without inventive step based on the embodiments of the present invention, are within the scope of protection of the present invention.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "top", "bottom", and the like are used in an orientation or positional relationship indicated only for the convenience of description and simplicity of description, and do not indicate or imply that the device or element so indicated must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in other sequences than those illustrated or described herein.
Example 1
The production process of the glass-film integrated product is characterized in that the glass-film integrated product is formed by bonding liquid glue 1 and a glass substrate 2; the production process of the glass film integrated product comprises the following steps: the process is shown in FIG. 2;
s1, sequentially edging, cleaning and coating the glass substrate 2 on a production line 5 of a glass-film integrated product, and then tempering the glass substrate in a tempering furnace; setting the toughening temperature to be 720 ℃ and the toughening time to be 3 minutes; the thickness of the glass substrate 2 is about 2.0mm;
s2, air-cooling the tempered glass substrate 2 through an air-cooling air channel, cooling to 110 ℃, then enabling the glass substrate 2 to enter a bonding station (liquid glue 1 is bonded with the glass substrate 2), fixing the glass substrate 2 after entering the bonding station, and enabling the glass substrate 2 to maintain the temperature (110 ℃) after air-cooling by arranging a heating device below the glass substrate 2;
s3, arranging a baffle 3 along the circumferential direction of the glass substrate 2, wherein the height of the upper end surface of the baffle 3 is about 1.0mm higher than the side edge of the glass substrate 2;
s4, mixing and melting the materials of the liquid glue 1, extruding the mixture on the surface of the glass substrate 2 (specifically, extruding the liquid glue 1 on the surface of the glass substrate 2 in an area enclosed by the baffle 3), and pressing the liquid glue 1 for 3 minutes by applying a pressure of 20KPa through a pressing plate device 4; wherein: the liquid glue 1 comprises the following components in percentage by mass: 97wt% of EVA resin, 0.48wt% of antioxidant, 0.5wt% of crosslinking curing agent (2-ethylimidazole), 0.5wt% of silane coupling agent (vinyl triethoxysilane), and 1.52wt% of anti-PID material (a mixture of adamantane and fullerene with a mass ratio of 2; wherein: the antioxidant comprises: a primary antioxidant and a secondary antioxidant; the main antioxidant is beta- (3.5, di-tert-butyl-4-hydroxyphenyl) propionic acid octadecyl ester; the auxiliary antioxidant is tris (4-nonylphenol) phosphite ester tris (2, 4-di-tert-butylphenyl) ester;
s5, cooling the liquid glue 1 to 30 ℃ by cold air after pressing to cool and solidify the liquid glue 1, wherein the area of the solidified liquid glue 1 is 100% of the area of the glass substrate 2, and the thickness of the solidified liquid glue 1 is 0.5mm; and then removing the baffle 3, cutting and packaging to obtain the glass-film integrated product, wherein the structure of the prepared glass-film integrated product is shown in figure 1.
According to the invention, the glass-film integrated product is formed by coating the liquid glue on the glass substrate and bonding the glass substrate with the liquid glue after cooling and solidification, and the photovoltaic module is manufactured by laminating the glass-film integrated product, so that the production process of the module can be simplified. The glass film integrated product prepared by the invention is used for laminating the double-glass photovoltaic module, and the laying of a packaging adhesive film is not required on a glass substrate, so that the traditional adhesive film manufacturing process is saved, the adhesive film cutting and positioning laying process during module laminating is omitted, the production efficiency is improved, and the glass film integrated product is more convenient
The preferred embodiments of the present invention are described above for illustrative purposes only and are not intended to limit the present invention. Obvious variations or modifications of the present invention are within the scope of the present invention.
Claims (10)
1. The production process of the glass-film integrated product is characterized in that the glass-film integrated product is formed by bonding a liquid glue (1) with a glass substrate (2); the production process of the glass film integrated product comprises the following steps:
s1, edging, cleaning and coating the glass substrate (2), and then tempering in a tempering furnace;
s2, carrying out air cooling on the toughened glass substrate (2), then enabling the glass substrate (2) to enter a bonding station, and maintaining the temperature of the glass substrate (2) after air cooling;
s3, arranging a baffle (3) along the circumferential direction of the glass substrate (2), wherein the height of the upper end face of the baffle (3) is higher than that of the glass substrate (2);
s4, coating the liquid glue (1) on the surface of the glass substrate (2), and then pressing the liquid glue (1) through a pressing plate device (4); wherein: the liquid rubber (1) is formed by mixing elastic rubber resin, an antioxidant, a crosslinking curing agent, a silane coupling agent and a PID (proportion integration differentiation) resistant material;
and S5, cooling after pressing, disassembling the baffle (3), and cutting to obtain the glass-film integrated product.
2. The production process of the glass-film integrated product as claimed in claim 1, wherein the tempering temperature of the glass substrate (2) in the step S1 is 680-800 ℃.
3. The production process of the glass-film integrated product according to claim 1, wherein in the step S2, the tempered glass substrate (2) is air-cooled to 90-120 ℃, then the glass substrate (2) enters a bonding station, and the glass substrate (2) is kept at the air-cooled temperature by a heating device.
4. The glass-film integrated product production process according to claim 1, wherein the upper end face of the baffle plate (3) in step S3 is higher than the side edge of the glass substrate (2) by 0.3-3mm; the baffle (3) is used for limiting the liquid glue (1) to flow out of the bonding area of the glass substrate (2).
5. The production process of the glass-film integrated product according to claim 1, wherein the liquid glue (1) in the step S4 comprises the following components in percentage by mass:
85-98wt% of elastic rubber resin, 0.05-5wt% of antioxidant, 0.15-15wt% of crosslinking curing agent, 0.05-5wt% of silane coupling agent and 0.05-10wt% of anti-PID material;
the peeling force between the liquid glue (1) and the glass substrate (2) after cooling and solidification is not less than 20N/cm, and the crosslinking degree is not more than 20%;
the pressing pressure of the pressing plate equipment (4) is 10-50KPa, and the pressing time is 2-5 minutes.
6. The production process of the glass-film integrated product as claimed in claim 1 or 5, wherein the elastic rubber resin is selected from one or a mixture of any of ethylene-vinyl acetate copolymer, polyolefin elastomer and polyvinyl acetate.
7. The process for producing a glass-film integrated product according to claim 1 or 5, wherein the antioxidant comprises: a primary antioxidant and a secondary antioxidant;
the main antioxidant is beta- (3.5, di-tert-butyl-4-hydroxyphenyl) propionic acid octadecyl ester; the auxiliary antioxidant is tris (4-nonylphenol) phosphite ester tris (2, 4-di-tert-butylphenyl) ester.
8. The production process of the glass-film integrated product according to claim 1 or 5, wherein the crosslinking curing agent is imidazole curing agent selected from one or a mixture of imidazole (1, 3-diazacyclopentadiene), 2-ethylimidazole, 2-phenylimidazole, 704 curing agent 2 and 705 curing agent 2.
9. The production process of the glass-film integrated product according to claim 1 or 5, wherein the silane coupling agent is selected from one or a mixture of more of vinyltriethoxysilane, vinyltrimethoxysilane and vinyltris (β -methoxyethoxy) silane; the PID resistant material is a mixture of adamantane and fullerene, and the mass ratio of the adamantane to the fullerene is (1-2): 1.
10. the production process of the glass-film integrated product according to claim 1, wherein in the step S5, the liquid adhesive (1) is cooled and solidified by air cooling to 20-60 ℃ after pressing, the area of the liquid adhesive (1) after solidification is 90-100% of the area of the glass substrate (2), and the thickness of the liquid adhesive (1) after solidification is 0.3-0.7mm; and (4) dismantling the baffle (3), and cutting to obtain the glass film integrated product.
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