CN106024993A - 一种高散热耐污型太阳能背板的生产工艺 - Google Patents
一种高散热耐污型太阳能背板的生产工艺 Download PDFInfo
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Abstract
本发明涉及一种高散热耐污型太阳能背板的生产工艺,本发明工艺生产的太阳能背板由PET基材、铝箔层及耐污层构成,本发明工艺生产的太阳能背板结构简单、使用方便,通过采用耐污涂层能增强太阳能背板的耐污及自清洁能力,减少了人工清洁的资源消耗及由此造成的组件损耗和性能下降,背板的水解性及附着力大大提高,粘结层的布置使各层之间粘结性能优异,湿热处理前后有良好的耐水汽透过性。
Description
技术领域
本发明涉及太阳能组件领域,尤其涉及一种高散热耐污型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,目前现有太阳能电池背板的表面易粘接污垢,易造成太阳能组件的老化及磨损,降低背板的绝缘性、阻水性及耐老化性。
发明内容
本申请人针对上述现有生产中这些缺点,提供一种结构精巧,质量轻,操作方便,一种高散热耐污型太阳能背板的生产工艺,从而。
本发明所采用的技术方案如下:
一种高散热耐污型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110~120℃,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耐污涂层;耐污涂层为聚硅氧烷聚合物层或氟烯烃聚合物层;
第五步:将第四步中复合耐污涂层的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铝箔层;所述铝箔层为经过退火处理的软态高成型性铝箔;
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:
本发明工艺生产的太阳能背板结构简单、使用方便,通过采用耐污涂层能增强太阳能背板的耐污及自清洁能力,减少了人工清洁的资源消耗及由此造成的组件损耗和性能下降,背板的水解性及附着力大大提高,粘结层的布置使各层之间粘结性能优异,湿热处理前后有良好的耐水汽透过性。
具体实施方式
下面说明本发明的具体实施方式。
本发明所述的一种高散热耐污型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耐污涂层;耐污涂层为聚硅氧烷聚合物层或氟烯烃聚合物层;
第五步:将第四步中复合耐污涂层的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190℃,烘干时间为12分钟;
第八步:在带有粘合剂的PET基材料表面复合一层铝箔层;铝箔层为经过退火处理的软态高成型性铝箔;
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。
本发明工艺生产的太阳能背板结构简单、使用方便,通过采用耐污涂层能增强太阳能背板的耐污及自清洁能力,减少了人工清洁的资源消耗及由此造成的组件损耗和性能下降,背板的水解性及附着力大大提高,粘结层的布置使各层之间粘结性能优异,湿热处理前后有良好的耐水汽透过性。
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)
1.一种高散热耐污型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110~120℃,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耐污涂层;耐污涂层为聚硅氧烷聚合物层或氟烯烃聚合物层;
第五步:将第四步中复合耐污涂层的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铝箔层;所述铝箔层为经过退火处理的软态高成型性铝箔;
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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Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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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 |
CN104249523A (zh) * | 2013-06-25 | 2014-12-31 | 明冠能源(江西)有限公司 | 一种复合型高导热金属背板 |
CN204189809U (zh) * | 2014-11-28 | 2015-03-04 | 明冠新材料股份有限公司 | 一种高散热耐污型太阳能电池背板 |
CN104409547A (zh) * | 2014-11-14 | 2015-03-11 | 无锡中洁能源技术有限公司 | 一种散热型太阳能电池背板结构及其制备方法 |
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Publication number | Priority date | Publication date | Assignee | Title |
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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 |
CN104249523A (zh) * | 2013-06-25 | 2014-12-31 | 明冠能源(江西)有限公司 | 一种复合型高导热金属背板 |
CN104409547A (zh) * | 2014-11-14 | 2015-03-11 | 无锡中洁能源技术有限公司 | 一种散热型太阳能电池背板结构及其制备方法 |
CN204189809U (zh) * | 2014-11-28 | 2015-03-04 | 明冠新材料股份有限公司 | 一种高散热耐污型太阳能电池背板 |
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