CN105977347A - 一种高反射涂层太阳能背板的生产工艺 - Google Patents
一种高反射涂层太阳能背板的生产工艺 Download PDFInfo
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Abstract
本发明涉及一种高反射涂层太阳能背板的生产工艺,利用本工艺生产的太阳能背板包括PET基材、涂覆层及含氟涂料层,本发明结构简单、使用方便,通过将含氟涂料层设置为包含片状、线棒状或平面状中任意本实施例的状态纳米级氧化钛的涂料层,其不仅能增强背板的反射性,提高反射率达90%以上,还能提高视觉效果,美观实用。
Description
技术领域
本发明涉及太阳能组件领域,尤其涉及一种高反射涂层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,现有太阳能背板反射性能差,安装上视觉效果不好,其不具备抗氧化层,使用寿命不长。
发明内容
本申请人针对上述现有问题,进行了研究改进,提供一种高反射涂层太阳能背板的生产工艺,其具有附着力强、反射性好及耐氧化性的优点。
本发明所采用的技术方案如下:
一种高反射涂层太阳能背板的生产工艺,
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含氟涂料层,所述含氟涂料层包含片状、线棒状或平面状中任意一种状态纳米级氧化钛的涂料层;
第五步:将第四步中复合含氟涂料层的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。
其进一步技术方案在于:
所述PET基材的厚度为38~50微米;
所述粘结层由聚烯烃材料制成,所述聚烯烃材料的厚度不大于60微米;
所述耐候层的厚度为10~50微米;
所述含氟涂料层的厚度为30μm。
本发明的有益效果如下:
本发明结构简单、使用方便,通过将含氟涂料层设置为包含片状、线棒状或平面状中任意本实施例的状态纳米级氧化钛的涂料层,其不仅能增强背板的反射性,提高反射率达90%以上,还能提高视觉效果,美观实用。
具体实施方式
下面说明本发明的具体实施方式。
一种高反射涂层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℃,烘干时间为7分钟;
第四步:在带有粘合剂的PET基材料表面复合一层含氟涂料层,含氟涂料层包含片状、线棒状或平面状中任意本实施例的状态纳米级氧化钛的涂料层;
第五步:将第四步中复合含氟涂料层的PET基材卷于纸芯上形成半成品进行晾置,晾置时间为1天;
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。
在本发明中,上述PET基材的厚度为38微米。粘结层由聚烯烃材料制成,聚烯烃材料的厚度不大于60微米。耐候层的厚度为10微米。含氟涂料层的厚度为30μm。
本发明结构简单、使用方便,通过将含氟涂料层设置为包含片状、线棒状或平面状中任意本实施例的状态纳米级氧化钛的涂料层,其不仅能增强背板的反射性,提高反射率达90%以上,还能提高视觉效果,美观实用。
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 (5)
1.一种高反射涂层太阳能背板的生产工艺,其特征在于:
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含氟涂料层,所述含氟涂料层包含片状、线棒状或平面状中任意一种状态纳米级氧化钛的涂料层;
第五步:将第四步中复合含氟涂料层的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。
2.如权利要求1所述的一种高反射涂层太阳能背板的生产工艺,其特征在于:所述PET基材的厚度为38~50微米。
3.如权利要求1所述的一种高反射涂层太阳能背板的生产工艺,其特征在于:所述粘结层由聚烯烃材料制成,所述聚烯烃材料的厚度不大于60微米。
4.如权利要求1所述的一种高反射涂层太阳能背板的生产工艺,其特征在于:所述耐候层的厚度为10~50微米。
5.如权利要求1所述的一种高反射涂层太阳能背板的生产工艺,其特征在于:所述含氟涂料层的厚度为30μm。
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CN103579391A (zh) * | 2013-11-07 | 2014-02-12 | 英利集团有限公司 | 太阳能电池背板及具有其的太阳能电池组件 |
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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CN201979765U (zh) * | 2010-12-30 | 2011-09-21 | 杭州联合新材科技股份有限公司 | 一种高反射涂层背板 |
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CN107026210B (zh) * | 2017-05-04 | 2019-08-06 | 苏州高德辰光电科技有限公司 | 一种反射膜、其制造方法及其应用 |
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