CN106057977A - 一种高反射性能太阳能背板的生产工艺 - Google Patents
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Abstract
本发明涉及一种高反射性能太阳能背板的生产工艺，本发明工艺生产的太阳能背板结构由PET基材、反射涂层及涂覆层构成，本发明结构简单、使用方便，通过设置反射涂层使本发明背板具有优异的耐候性，大大增加了太阳能背板的反射效率，有效降低了太阳能组件的运行温度，提高了太阳能背板的转化效率，提高了使用寿命。
Description
技术领域
本发明涉及领域，尤其涉及一种高反射性能太阳能背板的生产工艺。
背景技术
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，目前现有结构的太阳能背板性能不稳定，耐候性差、成本高，反射率低。
发明内容
本申请人针对上述现有问题，进行了研究改进，提供一种高反射性能太阳能背板的生产工艺，利用本发明生产的太阳能背板具有较高的反射率及优异的耐候性。
本发明所采用的技术方案如下：
一种高反射性能太阳能背板的生产工艺，包括以下步骤：
第一步：由放卷机进行PET基材供卷；
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；
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；
第四步：在带有粘合剂的PET基材料表面复合一层反射涂层；反射涂层的组份质量份数如下：含氟树脂99～100份、固化剂2～30份、高反射填料5～35份、催化剂0.001～0.005份、溶剂30～250份；所述反射含氟树脂为偏氟乙烯、三氟型或四氟型树脂。
第五步：将第四步中复合反射涂层的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；
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；
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；
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；
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；
第十步：将第九步所得背板根据客户需求进行切边、分卷；
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。
本发明的有益效果如下：
本发明结构简单、使用方便，通过设置反射涂层使本发明背板具有优异的耐候性，大大增加了太阳能背板的反射效率。
具体实施方式
下面说明本发明的具体实施方式。
一种高反射性能太阳能背板的生产工艺包括以下步骤：
第一步：由放卷机进行PET基材供卷；
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；
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120℃，烘干时间为8分钟；
第四步：在带有粘合剂的PET基材料表面复合一层反射涂层；反射涂层的组份质量份数如下：含氟树脂99～100份、固化剂30份、高反射填料5份、催化剂0.005份、溶剂250份。上述含氟树脂为偏氟乙烯、三氟型或四氟型树脂。
第五步：将第四步中复合反射涂层的PET基材卷于纸芯上形成半成品进行晾置，晾置时间为1天，晾置时间为1天；
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；
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；
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；
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；
第十步：将第九步所得背板根据客户需求进行切边、分卷；
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。
本发明结构简单、使用方便，通过设置反射涂层使本发明背板具有优异的耐候性，大大增加了太阳能背板的反射效率。
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。
Claims (1)
1.一种高反射性能太阳能背板的生产工艺，其特征在于包括以下步骤：
第一步：由放卷机进行PET基材供卷；
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；
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；
第四步：在带有粘合剂的PET基材料表面复合一层反射涂层；反射涂层的组份质量份数如下：含氟树脂99～100份、固化剂2～30份、高反射填料5～35份、催化剂0.001～0.005份、溶剂30～250份；含氟树脂为偏氟乙烯、三氟型或四氟型树脂。
第五步：将第四步中复合反射涂层的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；
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；
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；
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；
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；
第十步：将第九步所得背板根据客户需求进行切边、分卷；
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。
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022068017A1 (zh) * | 2020-09-30 | 2022-04-07 | 苏州福斯特光伏材料有限公司 | 光伏组件背板及含其光伏组件 |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5147468A (en) * | 1990-10-17 | 1992-09-15 | Mitsubishi Denki Kabushiki Kaisha | Photovoltaic semiconductor device and method for manufacturing the same |
| CN101645465A (zh) * | 2009-08-31 | 2010-02-10 | 苏州福斯特光伏材料有限公司 | 一种太阳能电池组件背板材料 |
| CN103928551A (zh) * | 2013-01-10 | 2014-07-16 | 中天光伏材料有限公司 | 一种异质双面含氟型太阳电池背板 |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5147468A (en) * | 1990-10-17 | 1992-09-15 | Mitsubishi Denki Kabushiki Kaisha | Photovoltaic semiconductor device and method for manufacturing the same |
| CN101645465A (zh) * | 2009-08-31 | 2010-02-10 | 苏州福斯特光伏材料有限公司 | 一种太阳能电池组件背板材料 |
| CN103928551A (zh) * | 2013-01-10 | 2014-07-16 | 中天光伏材料有限公司 | 一种异质双面含氟型太阳电池背板 |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022068017A1 (zh) * | 2020-09-30 | 2022-04-07 | 苏州福斯特光伏材料有限公司 | 光伏组件背板及含其光伏组件 |
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