CN106206799A - A kind of production technology of the solar energy of resistance to scraped finish backboard - Google Patents
A kind of production technology of the solar energy of resistance to scraped finish backboard Download PDFInfo
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- CN106206799A CN106206799A CN201610607988.7A CN201610607988A CN106206799A CN 106206799 A CN106206799 A CN 106206799A CN 201610607988 A CN201610607988 A CN 201610607988A CN 106206799 A CN106206799 A CN 106206799A
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 8
- 238000005516 engineering process Methods 0.000 title claims description 4
- 239000011248 coating agent Substances 0.000 claims abstract description 28
- 238000000576 coating method Methods 0.000 claims abstract description 28
- 239000000463 material Substances 0.000 claims abstract description 26
- 239000010410 layer Substances 0.000 claims abstract description 8
- 239000011247 coating layer Substances 0.000 claims abstract description 6
- 238000001035 drying Methods 0.000 claims description 22
- 239000000853 adhesive Substances 0.000 claims description 14
- 230000001070 adhesive effect Effects 0.000 claims description 14
- 239000000758 substrate Substances 0.000 claims description 10
- 238000007761 roller coating Methods 0.000 claims description 6
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 claims description 3
- 239000005977 Ethylene Substances 0.000 claims description 3
- 229920001577 copolymer Polymers 0.000 claims description 3
- 239000011265 semifinished product Substances 0.000 claims description 3
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical compound FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 claims description 3
- 238000006748 scratching Methods 0.000 claims 5
- 239000011230 binding agent Substances 0.000 claims 4
- 230000015572 biosynthetic process Effects 0.000 claims 2
- 238000001514 detection method Methods 0.000 claims 2
- 229950000845 politef Drugs 0.000 claims 2
- 230000006798 recombination Effects 0.000 claims 2
- 238000005215 recombination Methods 0.000 claims 2
- UUAGAQFQZIEFAH-UHFFFAOYSA-N chlorotrifluoroethylene Chemical compound FC(F)=C(F)Cl UUAGAQFQZIEFAH-UHFFFAOYSA-N 0.000 claims 1
- 150000001875 compounds Chemical class 0.000 claims 1
- 239000006185 dispersion Substances 0.000 claims 1
- 230000004048 modification Effects 0.000 claims 1
- 238000012986 modification Methods 0.000 claims 1
- 239000000047 product Substances 0.000 claims 1
- 238000009966 trimming Methods 0.000 claims 1
- 230000003678 scratch resistant effect Effects 0.000 abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 7
- 230000004888 barrier function Effects 0.000 abstract description 3
- 230000005540 biological transmission Effects 0.000 abstract description 3
- 239000002131 composite material Substances 0.000 description 6
- -1 polychlorotrifluoroethylene Polymers 0.000 description 6
- 239000002033 PVDF binder Substances 0.000 description 4
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 4
- 239000004810 polytetrafluoroethylene Substances 0.000 description 4
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 229920002493 poly(chlorotrifluoroethylene) Polymers 0.000 description 2
- 239000005023 polychlorotrifluoroethylene (PCTFE) polymer Substances 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F19/00—Integrated devices, or assemblies of multiple devices, comprising at least one photovoltaic cell covered by group H10F10/00, e.g. photovoltaic modules
- H10F19/80—Encapsulations or containers for integrated devices, or assemblies of multiple devices, having photovoltaic cells
- H10F19/85—Protective back sheets
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F77/00—Constructional details of devices covered by this subclass
- H10F77/30—Coatings
- H10F77/306—Coatings for devices having potential barriers
- H10F77/311—Coatings for devices having potential barriers for photovoltaic cells
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
- Laminated Bodies (AREA)
Abstract
本发明涉及一种耐刮磨太阳能背板的生产工艺，本发明生产的太阳能背板由PET基材，抗刮耐磨涂层及涂覆层构成，通过在耐候层表面设置抗刮耐磨涂层，其不仅提高了水汽阻隔性，使水汽透过率达到0.001g/m2·d，还能达到有效的抗刮耐磨作用，避免了太阳能背板在运输过程中易划破刮伤的问题，大大的提高了太阳能背板的使用寿命。The invention relates to a production process of a scratch-resistant and wear-resistant solar backboard. The solar backboard produced by the invention is composed of a PET base material, a scratch-resistant and wear-resistant coating and a coating layer. layer, which not only improves the water vapor barrier, makes the water vapor transmission rate reach 0.001g/m 2 ·d, but also achieves effective anti-scratch and wear resistance, avoiding the easy scratch and scratch of the solar backboard during transportation problem, greatly improving the service life of the solar backplane.
Description
技术领域technical field
本发明涉及太阳能组件领域，尤其涉及一种耐刮磨太阳能背板的生产工艺。The invention relates to the field of solar modules, in particular to a production process of a scratch-resistant solar backboard.
背景技术Background technique
太阳能作为一种绿色环保、取之不尽的能源，无疑是取代传统火力发电的最佳选择，由于太阳能电池需要长期暴露在室外实用，所以光伏组件中的电池片需要加以保护，来防止大气中的水汽、氧气、紫外线等环境因素的影响和俯视。太阳能背板是整个太阳能电池的配件之一，主要起力学支撑和保护电池片免受环境因素渗透的作用，目前传统的太阳能背板拉伸强度差，在长途运输过程中易划破刮伤，大大影响了背板的使用寿命，降低了光转化效率。Solar energy, as a green and inexhaustible energy source, is undoubtedly the best choice to replace traditional thermal power generation. Since solar cells need to be exposed to the outdoors for a long time, the cells in photovoltaic modules need to be protected to prevent atmospheric pollution. The impact and overlooking of environmental factors such as water vapor, oxygen, and ultraviolet rays. The solar backsheet is one of the accessories of the whole solar cell. It mainly plays the role of mechanical support and protection of the cell from the penetration of environmental factors. At present, the traditional solar backsheet has poor tensile strength and is easy to be scratched and scratched during long-distance transportation. It greatly affects the service life of the backplane and reduces the light conversion efficiency.
发明内容Contents of the invention
本申请人针对上述现有问题，进行了研究改进，提供一种耐刮磨太阳能背板的生产工艺，利用本发明工艺生产的太阳能背板具有较好的耐刮耐磨性，大大提高了太阳能背板的使用寿命。Aiming at the above-mentioned existing problems, the applicant has carried out research and improvement, and provides a production process of a scratch-resistant solar back panel. The solar back panel produced by the process of the present invention has better scratch resistance and wear resistance, which greatly improves the solar energy efficiency. Lifespan of the backplane.
本发明所采用的技术方案如下：The technical scheme adopted in the present invention is as follows:
一种耐刮磨太阳能背板的生产工艺，包括以下步骤：A production process for a scratch-resistant solar backplane, comprising the following steps:
第一步：由放卷机进行PET基材供卷；The first step: the PET base material is supplied by the unwinder;
第二步：将配比好的粘合剂通过双辊滚涂机均匀的涂覆于PET基材的一侧表面；The second step: uniformly coat the proportioned adhesive on one side of the PET substrate through a two-roller roller coating machine;
第三步：将第二步中带涂覆粘合剂的PET基板输送至烘房中进行烘干固化，烘干温度为100～120℃，烘干时间为7～8分钟；The third step: transport the PET substrate coated with the adhesive in the second step to a drying room for drying and curing, the drying temperature is 100-120°C, and the drying time is 7-8 minutes;
第四步：在带有粘合剂的PET基材料表面复合一层抗刮耐磨涂层；所述抗刮耐磨涂层为高分散纳米多孔型气相SIO2材料改性的氟树脂涂层，氟树脂涂涂层为聚偏氟乙烯、聚三氟氯乙烯、聚四氟乙烯或四氟乙烯与乙烯的共聚物；Step 4: Composite a scratch-resistant and wear-resistant coating on the surface of the PET-based material with an adhesive; the scratch-resistant and wear-resistant coating is a fluororesin coating modified by a highly dispersed nanoporous gas phase SIO2 material, The fluororesin coating is polyvinylidene fluoride, polychlorotrifluoroethylene, polytetrafluoroethylene or a copolymer of tetrafluoroethylene and ethylene;
第五步：将第四步中复合抗刮耐磨涂层的PET基材卷于纸芯上形成半成品进行晾置，晾置时间为1～5天；Step 5: Roll the PET base material of the composite scratch-resistant and wear-resistant coating in the fourth step on the paper core to form a semi-finished product for airing, and the airing time is 1 to 5 days;
第六步：利用配比好的粘合剂通过双辊滚涂机均匀的涂覆于第五步所得PET基材的另一侧表面；Step 6: Use a well-proportioned adhesive to evenly coat the other side surface of the PET substrate obtained in the fifth step through a double-roller roller coating machine;
第七步：将第六步中带涂覆粘合剂的PET基板输送至烘房中进行烘干固化，烘干温度为130～190℃，烘干时间为7～12分钟；Step 7: Transport the PET substrate coated with adhesive in Step 6 to a drying room for drying and curing. The drying temperature is 130-190°C, and the drying time is 7-12 minutes;
第八步：在带有粘合剂的PET基材料表面复合一层涂覆层；所述涂覆层为聚四氟乙烯或聚偏氟乙烯的微小颗粒与基础树脂混合形成的涂覆材料；Step 8: Composite a coating layer on the surface of the PET-based material with adhesive; the coating layer is a coating material formed by mixing tiny particles of polytetrafluoroethylene or polyvinylidene fluoride with a base resin;
第九步：将第八步所得PET基材卷于纸芯上形成成品背板进行晾置，晾置时间为1～5天；Step 9: Roll the PET base material obtained in the eighth step on the paper core to form a finished backboard for airing, and the airing time is 1 to 5 days;
第十步：将第九步所得背板根据客户需求进行切边、分卷；Step 10: Trim and roll the backboard obtained in Step 9 according to customer needs;
第十一步：对第十步所得背板进行抽样检测，检测背板的性能及质量等级。Step 11: Sampling and testing the backplane obtained in the tenth step to check the performance and quality level of the backplane.
其进一步技术方案在于：Its further technical scheme is:
所述抗刮耐磨涂层在30～150℃之间固化完全形成物色透明的硬化涂层，所述抗刮耐磨涂层的厚度为2～50μm。The anti-scratch and wear-resistant coating is completely cured at 30-150°C to form a transparent hardened coating, and the thickness of the anti-scratch and wear-resistant coating is 2-50 μm.
本发明的有益效果如下：The beneficial effects of the present invention are as follows:
利用本发明生产的太阳能背板结构简单，通过在耐候层表面设置抗刮耐磨涂层，其不仅提高了水汽阻隔性，使水汽透过率达到0.001g/m2·d，还能达到有效的抗刮耐磨作用，避免了太阳能背板在运输过程中易划破刮伤的问题，大大的提高了太阳能背板的使用寿命。The structure of the solar backboard produced by the present invention is simple. By setting the anti-scratch and wear-resistant coating on the surface of the weather-resistant layer, it not only improves the water vapor barrier, makes the water vapor transmission rate reach 0.001g/m2·d, but also achieves an effective The anti-scratch and wear-resistant effect avoids the problem that the solar backplane is easily scratched and scratched during transportation, and greatly improves the service life of the solar backplane.
具体实施方式detailed description
下面说明本发明的具体实施方式。Specific embodiments of the present invention will be described below.
一种耐刮磨太阳能背板的生产工艺包括以下步骤：A kind of production technology of scratch-resistant solar backboard comprises the following steps:
第一步：由放卷机进行PET基材供卷；The first step: the PET base material is supplied by the unwinder;
第二步：将配比好的粘合剂通过双辊滚涂机均匀的涂覆于PET基材的一侧表面；The second step: uniformly coat the proportioned adhesive on one side of the PET substrate through a two-roller roller coating machine;
第三步：将第二步中带涂覆粘合剂的PET基板输送至烘房中进行烘干固化，烘干温度为100℃，烘干时间为7分钟；The third step: transport the PET substrate coated with the adhesive in the second step to a drying room for drying and curing, the drying temperature is 100°C, and the drying time is 7 minutes;
第四步：在带有粘合剂的PET基材料表面复合一层抗刮耐磨涂层；抗刮耐磨涂层为高分散纳米多孔型气相SIO2材料改性的氟树脂涂层，氟树脂涂涂层为聚偏氟乙烯、聚三氟氯乙烯、聚四氟乙烯或四氟乙烯与乙烯的共聚物；抗刮耐磨涂层在30～150℃之间固化完全形成物色透明的硬化涂层，抗刮耐磨涂层的厚度为2μm。Step 4: Composite a layer of scratch-resistant and wear-resistant coating on the surface of the PET-based material with adhesive; the scratch-resistant and wear-resistant coating is a fluororesin coating modified by a highly dispersed nanoporous gas phase SIO2 material, fluororesin The coating is polyvinylidene fluoride, polychlorotrifluoroethylene, polytetrafluoroethylene or a copolymer of tetrafluoroethylene and ethylene; the scratch-resistant and wear-resistant coating is cured between 30 and 150°C to form a transparent hardened coating. layer, the thickness of the scratch-resistant and wear-resistant coating is 2 μm.
第五步：将第四步中复合抗刮耐磨涂层的PET基材卷于纸芯上形成半成品进行晾置，晾置时间为1天；Step 5: Roll the PET base material of the composite scratch-resistant and wear-resistant coating in the fourth step on the paper core to form a semi-finished product for airing, and the airing time is 1 day;
第六步：利用配比好的粘合剂通过双辊滚涂机均匀的涂覆于第五步所得PET基材的另一侧表面；Step 6: Use a well-proportioned adhesive to evenly coat the other side surface of the PET substrate obtained in the fifth step through a double-roller roller coating machine;
第七步：将第六步中带涂覆粘合剂的PET基板输送至烘房中进行烘干固化，烘干温度为130℃，烘干时间为7分钟；Step 7: Transport the PET substrate coated with adhesive in Step 6 to a drying room for drying and curing. The drying temperature is 130°C and the drying time is 7 minutes;
第八步：在带有粘合剂的PET基材料表面复合一层涂覆层；涂覆层为聚四氟乙烯或聚偏氟乙烯的微小颗粒与基础树脂混合形成的涂覆材料；Step 8: Composite a layer of coating layer on the surface of the PET-based material with adhesive; the coating layer is a coating material formed by mixing tiny particles of polytetrafluoroethylene or polyvinylidene fluoride with the base resin;
第九步：将第八步所得PET基材卷于纸芯上形成成品背板进行晾置，晾置时间为1天；Step 9: Roll the PET base material obtained in Step 8 on the paper core to form a finished backboard for airing, and the airing time is 1 day;
第十步：将第九步所得背板根据客户需求进行切边、分卷；Step 10: Trim and roll the backboard obtained in Step 9 according to customer needs;
第十一步：对第十步所得背板进行抽样检测，检测背板的性能及质量等级。Step 11: Sampling and testing the backplane obtained in the tenth step to check the performance and quality level of the backplane.
利用本发明生产的太阳能背板结构简单，通过在耐候层表面设置抗刮耐磨涂层，其不仅提高了水汽阻隔性，使水汽透过率达到0.001g/m2·d，还能达到有效的抗刮耐磨作用，避免了太阳能背板在运输过程中易划破刮伤的问题，大大的提高了太阳能背板的使用寿命。The structure of the solar backboard produced by the present invention is simple. By setting the anti-scratch and wear-resistant coating on the surface of the weather-resistant layer, it not only improves the water vapor barrier, makes the water vapor transmission rate reach 0.001g/m2·d, but also achieves an effective The anti-scratch and wear-resistant effect avoids the problem that the solar backplane is easily scratched and scratched during transportation, and greatly improves the service life of the solar backplane.
以上描述是对本发明的解释，不是对发明的限定，本发明所限定的范围参见权利要求，在不违背本发明的基本结构的情况下，本发明可以作任何形式的修改。The above description is an explanation of the present invention, not a limitation of the invention. For the limited scope of the present invention, refer to the claims. The present invention can be modified in any form without departing from the basic structure of the present invention.
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| CN201610607988.7A CN106206799A (en) | 2016-07-28 | 2016-07-28 | A kind of production technology of the solar energy of resistance to scraped finish backboard |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103681915A (en) * | 2013-11-25 | 2014-03-26 | 昆山永翔光电科技有限公司 | High-radiation solar cell backboard |
| CN103928551A (en) * | 2013-01-10 | 2014-07-16 | 中天光伏材料有限公司 | Heterogeneous double-face fluorine-containing solar battery backboard |
| CN104409543A (en) * | 2014-11-13 | 2015-03-11 | 无锡中洁能源技术有限公司 | Anti-aging solar cell back plate and preparation method thereof |
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2016
- 2016-07-28 CN CN201610607988.7A patent/CN106206799A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103928551A (en) * | 2013-01-10 | 2014-07-16 | 中天光伏材料有限公司 | Heterogeneous double-face fluorine-containing solar battery backboard |
| CN103681915A (en) * | 2013-11-25 | 2014-03-26 | 昆山永翔光电科技有限公司 | High-radiation solar cell backboard |
| CN104409543A (en) * | 2014-11-13 | 2015-03-11 | 无锡中洁能源技术有限公司 | Anti-aging solar cell back plate and preparation method thereof |
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