CN115579411A - Manufacturing method for increasing packaging fastness of photovoltaic color adhesive film - Google Patents
Manufacturing method for increasing packaging fastness of photovoltaic color adhesive film Download PDFInfo
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- CN115579411A CN115579411A CN202210124270.8A CN202210124270A CN115579411A CN 115579411 A CN115579411 A CN 115579411A CN 202210124270 A CN202210124270 A CN 202210124270A CN 115579411 A CN115579411 A CN 115579411A
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- adhesive film
- photovoltaic
- color
- packaging
- manufacturing
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- 239000002313 adhesive film Substances 0.000 title claims abstract description 79
- 238000004806 packaging method and process Methods 0.000 title claims abstract description 40
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 21
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000010408 film Substances 0.000 claims description 17
- 239000003822 epoxy resin Substances 0.000 claims description 7
- 229920000647 polyepoxide Polymers 0.000 claims description 7
- 238000007639 printing Methods 0.000 claims description 7
- 238000003475 lamination Methods 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- MARUHZGHZWCEQU-UHFFFAOYSA-N 5-phenyl-2h-tetrazole Chemical compound C1=CC=CC=C1C1=NNN=N1 MARUHZGHZWCEQU-UHFFFAOYSA-N 0.000 claims description 5
- 229910021419 crystalline silicon Inorganic materials 0.000 claims description 4
- 238000007650 screen-printing Methods 0.000 claims description 4
- 239000010409 thin film Substances 0.000 claims description 4
- 239000003292 glue Substances 0.000 claims description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 claims 1
- 229920001577 copolymer Polymers 0.000 claims 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims 1
- 238000002834 transmittance Methods 0.000 abstract description 10
- 238000010030 laminating Methods 0.000 abstract description 6
- 235000012431 wafers Nutrition 0.000 description 22
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 description 9
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 6
- 229920006124 polyolefin elastomer Polymers 0.000 description 6
- 239000011521 glass Substances 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000009826 distribution Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004383 yellowing Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
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- Physics & Mathematics (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Power Engineering (AREA)
- Fluid Mechanics (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention relates to the technical field of photovoltaic modules, in particular to a manufacturing method for improving packaging fastness of a photovoltaic color adhesive film. The specific manufacturing method of the photovoltaic color adhesive film comprises the steps of selecting an imprinting adhesive film 1, imprinting a color pattern layer on the imprinting adhesive film 1, and then laminating and packaging the color pattern layer by taking one imprinting adhesive film 1 through laminating and heating treatment. According to the manufacturing method for increasing the packaging fastness of the photovoltaic color adhesive film, the corresponding color patterns are printed between the embossed adhesive films 1 in a laminating and heating mode, and the hierarchical structure of the photovoltaic module with the color pattern layer is designed, so that the light transmittance and the service life of the photovoltaic module are better guaranteed, the appearance color layer of the photovoltaic module is increased, and the applicable scene and the attractiveness of the solar photovoltaic module are improved.
Description
Technical Field
The invention relates to the technical field of photovoltaic modules, wherein the IPC classification number is as follows: C08L3/02, in particular to a manufacturing method for increasing the packaging fastness of a photovoltaic color adhesive film.
Background
At the present stage, the solar photovoltaic module is widely applied to various industries, and is installed on a building to realize the collection and reasonable utilization of energy, but the appearance structure of the solar photovoltaic module is too single, and is usually installed on the building very abruptly, which affects the overall appearance design of the building, but a pattern layer is directly printed in the solar photovoltaic module, which will affect the light transmittance of the solar photovoltaic panel, and the printed coating is unstable, which will accelerate the corrosion and aging of the surface of the photovoltaic module.
Patent CN202010525897 provides a color photovoltaic module and a colorization method thereof, which covers color ribbons on a front plate or a back plate of a solar photovoltaic module, and forms corresponding patterns by combination of the color ribbons and splicing of the solar photovoltaic module, but the pattern layer printed by the design has poor adhesiveness and cannot be used for a long time.
Patent CN201220011835 provides a color photovoltaic module, which prints color patterns on solar cell panel wafers, and the upper and lower layers are covered with EVA film layers, so as to realize pattern display of the solar photovoltaic module, but the design will seriously damage the solar cell panel wafers, reduce the light transmittance of the solar cell panel wafers and prolong the service life of the solar cell panel wafers.
Therefore, in order to solve the problems of the existing color photovoltaic module, a manufacturing method for increasing the packaging fastness of the photovoltaic color adhesive film is urgently needed.
Disclosure of Invention
Aiming at the existing problems, the invention provides a manufacturing method for increasing the packaging fastness of a photovoltaic color adhesive film, which comprises the steps of firstly selecting an imprinting adhesive film 1, imprinting a color pattern layer on the imprinting adhesive film 1, and then taking one imprinting adhesive film 1 to carry out lamination packaging on the color pattern layer through lamination heating treatment.
Specifically, this patent is printed at EVA through the mode that passes through UV with colored pattern layer or screen printing, PVB, POE any item film on, again with another piece EVA (photovoltaic cell encapsulation glued membrane), PVB (polyvinyl butyral), POE (polyolefin elastomer) any item film carries out lamination encapsulation, through pressing the printing layer in EVA, PVB, in the POE film, thereby make printing ink just can't influence the degree of following to top glass, then can't influence the degree of following to backplate or wafer below, reach the purpose of colorizing photovoltaic module in the intermediate layer.
When the colorful pattern layer is printed on any one film of EVA, PVB and POE in a UV printing or screen printing mode, the printing ink is melted into the film due to laminating and heating, so that the adhesion degree of the pattern is increased, the sealing property of the imprinting adhesive film 1 is improved on the basis of ensuring the strong adhesion property of the epoxy resin, and the corrosion and the aging of the imprinting adhesive film 1 caused by the fact that water vapor and excessive oxygen enter the imprinting adhesive film 1 are avoided due to the improvement of the sealing property of the imprinting adhesive film 1, so that the service life of the imprinting adhesive film 1 is prolonged.
Preferably, the embossed adhesive film 1 includes any one of an EVA film, a PVB film, and a POE film.
Preferably, the color pattern layer is printed by using any one of UV printing and screen printing.
Preferably, the thickness of the stamping glue film 1 is 0.2-0.5 mm.
Preferably, the packaging modes of the photovoltaic color adhesive film can be divided into a thin film cadmium telluride assembly packaging mode, a crystalline silicon assembly packaging mode and a light-weight group price packaging mode.
Preferably, the color pattern layers are dense at the junction of the photovoltaic cell wafer 4 and sparsely distributed at the center of the photovoltaic cell wafer 4.
Specifically, the solar energy conversion operation at the joint of the photovoltaic cell wafer 4 is weak, a dense color pattern layer is arranged at the joint, and a sparse color pattern layer is arranged at the center of the photovoltaic cell wafer 4, so that the appearance design is beautified, and the light transmittance of the photovoltaic cell wafer 4 is prevented from being influenced.
Preferably, the color pattern layer adopts a dot pattern combination form, and the appearance pattern of the photovoltaic color adhesive film is formed through the combination of a plurality of dot patterns.
Preferably, the dot patterns in the color pattern layer are uniformly spaced.
Specifically, the configuration of the whole colorful pattern is realized through the arrangement and combination of a plurality of dot patterns, and meanwhile, the interval is reasonably arranged between the dot patterns to improve the light transmittance of the photovoltaic cell wafer 4, and on the basis of the light transmittance of the dot patterns, the interval positions are matched with the light transmittance to avoid the problem that the light transmittance of the photovoltaic cell wafer 4 is reduced due to the addition of the patterns.
Preferably, the photovoltaic color adhesive film is subjected to sealing treatment by adding modified epoxy resin into the stamping adhesive film 1.
Specifically, when the stamping adhesive film 1 is used for a long time, accelerated aging and yellowing of the stamping adhesive film 1 are caused due to permeation of oxygen and water vapor, the aged stamping adhesive film 1 influences the light transmittance of the surface of the photovoltaic cell wafer 4, so that the conversion efficiency of solar energy conversion is reduced, and the plurality of stamping adhesive films 1 are subjected to sealing treatment by adding the modified epoxy resin, so that the service life of the stamping adhesive films 1 is prolonged.
Preferably, the photovoltaic color adhesive film packaging assembly further comprises a photovoltaic back plate 5 and a photovoltaic cell wafer 4, the photovoltaic color adhesive film is attached to the photovoltaic cell wafer 4, and the photovoltaic cell wafer 4 is installed on the photovoltaic back plate 5 and used for realizing the design of the appearance pattern of the photovoltaic module and improving the applicability of the photovoltaic module in each scene.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the manufacturing method for increasing the packaging fastness of the photovoltaic color adhesive film, the corresponding color patterns are printed between the embossed adhesive films 1 in a laminating and heating mode, and the hierarchical structure of the photovoltaic module with the color pattern layer is designed, so that the light transmittance and the service life of the photovoltaic module are better guaranteed, the appearance color layer of the photovoltaic module is increased, and the applicable scene and the attractiveness of the solar photovoltaic module are improved.
(2) On the basis of (1), the bonding mode of the embossed adhesive film 1 uses related materials based on modified epoxy resin, so that the photovoltaic color adhesive film is improved, the packaging fastness is improved, the oxidation and the water vapor corrosion of a plurality of embossed adhesive films 1 in the using process are avoided, the attaching strength of the embossed adhesive films 1 is improved, and the service life of the embossed adhesive films 1 is prolonged.
Drawings
FIG. 1 is a level structure of a photovoltaic color film layer;
FIG. 2 is a level structure of a crystalline silicon device package;
FIG. 3 is a hierarchical structure of a lightweight package approach;
in the figure 1, an adhesive film is embossed; 2. a photovoltaic color glue film layer; 3. a glass layer; 4. a photovoltaic cell wafer; 5. a photovoltaic backsheet; 6. a cover plate layer.
Detailed Description
Example 1:
the embodiment provides a manufacturing method for increasing packaging fastness of a photovoltaic color adhesive film, as shown in fig. 1, firstly selecting an imprinting adhesive film 1, imprinting a color pattern layer on the imprinting adhesive film 1, then laminating and packaging the color pattern layer by taking one imprinting adhesive film 1 through lamination heating treatment, wherein the imprinting adhesive film 1 is an EVA film, the color pattern layer adopts a UV printing structure, the thickness of the imprinting adhesive film 1 is 0.2mm, the color pattern layer is densely distributed at the joint of a photovoltaic cell wafer 4, the color pattern layer is sparsely distributed at the center of the photovoltaic cell wafer 4, the distribution area ratio of the dense distribution to the sparse distribution is 6:4, the imprinting adhesive film 1 adopts a dot pattern combination form, an appearance pattern of the photovoltaic color adhesive film is formed through combination of a plurality of dot patterns, the color pattern layer is uniformly attached and distributed at intervals, the imprinting adhesive film 1 is subjected to sealing treatment of the photovoltaic color adhesive film by adding modified epoxy resin, a packaging component of the photovoltaic color adhesive film further comprises a photovoltaic back panel 5 and photovoltaic cells 4, and the photovoltaic cells are mounted on the photovoltaic cell 4, and the photovoltaic cell 4.
The packaging mode of the photovoltaic color adhesive film is a thin film cadmium telluride component packaging mode, and the thin film cadmium telluride component packaging mode can be divided into a photovoltaic back plate 5, cdTe (cadmium telluride), a photovoltaic color adhesive film, EVA and a glass layer 3 from bottom to top.
Example 2:
as shown in fig. 2, the photovoltaic color adhesive film described in this embodiment is packaged by a crystalline silicon module, and can be divided into a photovoltaic back plate 5, a photovoltaic cell wafer 4, a photovoltaic color adhesive film, EVA, and a glass layer 3 from bottom to top; the light weight group price packaging mode can be divided into a photovoltaic back plate 5, a photovoltaic cell wafer 4, a photovoltaic color adhesive film and a cover plate layer 6 from bottom to top.
Example 3:
as shown in fig. 3, the light weight and cost-effective packaging method for the photovoltaic color adhesive film described in this embodiment can be divided into a photovoltaic back plate 5, a photovoltaic cell wafer 4, an embossed adhesive film 1, a photovoltaic color adhesive film layer 2, an embossed adhesive film 1, and a cover plate layer 6 from bottom to top.
Claims (10)
1. A manufacturing method for increasing the packaging fastness of a photovoltaic color adhesive film is characterized in that the specific manufacturing method of the photovoltaic color adhesive film comprises the steps of firstly selecting an imprinting adhesive film (1), imprinting a color pattern layer on the imprinting adhesive film (1), and then taking one imprinting adhesive film (1) to perform lamination packaging on the color pattern layer through lamination heating treatment.
2. The manufacturing method for increasing the packaging fastness of the photovoltaic color adhesive film according to claim 1, wherein the embossed adhesive film (1) comprises any one of an EVA film, a PVB film or a POE film.
3. The manufacturing method of the photovoltaic color adhesive film for improving the packaging fastness according to claim 1, wherein the color pattern layer adopts any one of UV printing or screen printing.
4. The manufacturing method for increasing the packaging fastness of the photovoltaic color adhesive film according to claim 1 or 2, wherein the thickness of the imprinting adhesive film (1) is 0.2-0.5 mm.
5. The manufacturing method of the photovoltaic color adhesive film with the increased packaging fastness according to claim 1, wherein the packaging mode of the photovoltaic color adhesive film can be any one of a thin film cadmium telluride module packaging mode, a crystalline silicon module packaging mode and a light weight and group price packaging mode.
6. The manufacturing method of the photovoltaic color glue film for improving the packaging fastness according to claim 1, wherein the color pattern layers are densely distributed at the connection part of the photovoltaic cell wafer (4) and sparsely distributed at the center of the photovoltaic cell wafer (4).
7. The manufacturing method of the photovoltaic color adhesive film with the increased packaging fastness as claimed in claim 6, wherein the color pattern layer adopts a dot pattern combination form, and the appearance pattern of the photovoltaic color adhesive film is formed by the combination of a plurality of dot patterns.
8. The manufacturing method of the photovoltaic color adhesive film for improving the packaging fastness according to claim 6 or 7, wherein the dot patterns in the color pattern layer are uniformly arranged at intervals.
9. The manufacturing method of the photovoltaic color adhesive film with the increased packaging fastness according to claim 1, wherein the stamping adhesive film (1) is subjected to sealing treatment by adding a modified epoxy resin, and a sulfate and propylene copolymer is added to the modified epoxy resin.
10. The manufacturing method of the photovoltaic color adhesive film with the increased packaging fastness according to claim 1, wherein the packaging component of the photovoltaic color adhesive film further comprises a photovoltaic back sheet (5) and a photovoltaic cell wafer (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210124270.8A CN115579411A (en) | 2022-02-10 | 2022-02-10 | Manufacturing method for increasing packaging fastness of photovoltaic color adhesive film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210124270.8A CN115579411A (en) | 2022-02-10 | 2022-02-10 | Manufacturing method for increasing packaging fastness of photovoltaic color adhesive film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115579411A true CN115579411A (en) | 2023-01-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210124270.8A Pending CN115579411A (en) | 2022-02-10 | 2022-02-10 | Manufacturing method for increasing packaging fastness of photovoltaic color adhesive film |
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| CN (1) | CN115579411A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117613122A (en) * | 2023-11-13 | 2024-02-27 | 新源劲吾(北京)科技有限公司 | Color photovoltaic front plate and manufacturing method thereof |
-
2022
- 2022-02-10 CN CN202210124270.8A patent/CN115579411A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117613122A (en) * | 2023-11-13 | 2024-02-27 | 新源劲吾(北京)科技有限公司 | Color photovoltaic front plate and manufacturing method thereof |
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