CN103646979A - 太阳能电池背板 - Google Patents

太阳能电池背板 Download PDF

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CN103646979A
CN103646979A CN201310719113.2A CN201310719113A CN103646979A CN 103646979 A CN103646979 A CN 103646979A CN 201310719113 A CN201310719113 A CN 201310719113A CN 103646979 A CN103646979 A CN 103646979A
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solar cell
silicon oxide
resin
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CN103646979B (zh
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钟永旺
杨超
孙伟
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Luxuriant Optoelectronics Technology Limited-Liability Co Of Anhui Green Case
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    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/28—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42
    • B32B27/281—Layered products comprising a layer of synthetic resin comprising synthetic resins not wholly covered by any one of the sub-groups B32B27/30 - B32B27/42 comprising polyimides
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/30—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers
    • B32B27/304—Layered products comprising a layer of synthetic resin comprising vinyl (co)polymers; comprising acrylic (co)polymers comprising vinyl halide (co)polymers, e.g. PVC, PVDC, PVF, PVDF
    • 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
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
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Abstract

本发明公开了太阳能电池背板，包括基层，所述的基层为塑料层，所述的基层两侧的表面分别通过粘合层连接有树脂层，所述的树脂层表面设有保护膜，所述的保护膜包括设置在所述树脂层表面的硅氧化物涂层，所述的硅氧化物涂层表面通过另一层粘合层连接有涂膜层，所述的塑料层采用聚对苯二甲酸二乙酯，所述的树脂层为聚偏氟乙烯树脂层，所述的粘合层为乙酸乙酯层，所述的涂膜层为聚酰亚胺薄膜层。本发明具有以下优点：1、太阳能背板拉伸强度好、水汽透过率高；2、热收缩率高，性能好。

Description

太阳能电池背板
技术领域
本发明涉及一种太阳能电池背板。
背景技术
目前，传统的太阳能电池背板拉伸强度差，热收缩率较低，水汽透过率较差，产品性能有待提高，提高太阳能电池背板的水汽透过率是现有技术需要解决的问题。
发明内容
本发明所要解决的技术问题是，针对现有技术的不足，提供一种水汽透过率强的太阳能电池背板。
为解决上述技术问题，本发明的技术方案是：太阳能电池背板，包括基层，所述的基层为塑料层，所述的基层两侧的表面分别通过粘合层连接有树脂层，所述的树脂层表面设有保护膜，所述的保护膜包括设置在所述树脂层表面的硅氧化物涂层，所述的硅氧化物涂层表面通过另一层粘合层连接有涂膜层，所述的塑料层采用聚对苯二甲酸二乙酯，所述的树脂层为聚偏氟乙烯树脂层，所述的粘合层为乙酸乙酯层，所述的涂膜层为聚酰亚胺薄膜层。
所述的硅氧化物涂层为氧化硅涂层或二氧化硅涂层。
本发明采用上述结构，具有以下优点：1、太阳能电池背板拉伸强度好、热收缩率高、性能好；2、水汽透过率高。
附图说明
下面结合附图和具体实施方式对本发明作进一步详细的说明；
图1为本发明的复合层结构示意图；
在图1中，1、基层；2、粘合层；3、树脂层；4、硅氧化物涂层；5、涂膜层。
具体实施方式
如图1所示太阳能电池背板，包括基层1，基层1为塑料层，基层1两侧的表面分别通过粘合层2连接有树脂层3，树脂层3表面设有保护膜，保护膜包括设置在所述树脂层3表面的硅氧化物涂层4，硅氧化物涂层4表面通过另一层粘合层连接有涂膜层5，所述的塑料层采用聚对苯二甲酸二乙酯，树脂层3为聚偏氟乙烯树脂层，所述的粘合层2为乙酸乙酯层，粘合效果好。涂膜层5为聚酰亚胺薄膜层，硅氧化物涂层4为氧化硅涂层或二氧化硅涂层。
该结构的太阳能电池背板拉伸强度好、水汽透过率高、热收缩率高；性能好。
上面结合附图对本发明进行了示例性描述，显然本发明具体实现并不受上述方式的限制，只要采用了本发明的技术方案进行的各种改进，或未经改进直接应用于其它场合的，均在本发明的保护范围之内。

Claims (2)

1.太阳能电池背板，其特征在于：包括基层（1），所述的基层（1）为塑料层，所述的基层（1）两侧的表面分别通过粘合层（2）连接有树脂层（3），所述的树脂层（3）表面设有保护膜，所述的保护膜包括设置在所述树脂层（3）表面的硅氧化物涂层（4），所述的硅氧化物涂层（4）表面通过另一层粘合层连接有涂膜层（5），所述的塑料层采用聚对苯二甲酸二乙酯，所述的树脂层（3）为聚偏氟乙烯树脂层，所述的粘合层（2）为乙酸乙酯层，所述的涂膜层（5）为聚酰亚胺薄膜层。
2.根据权利要求1所述的太阳能电池背板，其特征在于：所述的硅氧化物涂层（4）为氧化硅涂层或二氧化硅涂层。
CN201310719113.2A 2013-12-23 2013-12-23 太阳能电池背板 Active CN103646979B (zh)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104393119A (zh) * 2014-12-12 2015-03-04 广东生益科技股份有限公司 一种在太阳能光伏背板表面设置二氧化硅涂层的方法
CN106206803A (zh) * 2016-08-27 2016-12-07 无锡中洁能源技术有限公司 一种新型太阳能电池背板
CN106206843A (zh) * 2016-07-28 2016-12-07 无锡中洁能源技术有限公司 一种高水汽透过率太阳能背板的生产工艺
CN106183311A (zh) * 2016-07-28 2016-12-07 无锡中洁能源技术有限公司 一种具有高水汽透过率的太阳能背板
CN112447870A (zh) * 2019-08-16 2021-03-05 福建金石能源有限公司 一种高防水的太阳能电池的封装材料

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005144719A (ja) * 2003-11-12 2005-06-09 Reiko Co Ltd 耐候性に優れたガスバリア複合フイルム
JP2008266554A (ja) * 2006-09-29 2008-11-06 Dainippon Printing Co Ltd 保護フィルム
CN101350370A (zh) * 2008-09-18 2009-01-21 杭州福斯特热熔胶膜有限公司 一种用于太阳能电池组件的背板材料
CN203631573U (zh) * 2013-12-23 2014-06-04 安徽格林开思茂光电科技股份有限公司 新型太阳能电池背板

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005144719A (ja) * 2003-11-12 2005-06-09 Reiko Co Ltd 耐候性に優れたガスバリア複合フイルム
JP2008266554A (ja) * 2006-09-29 2008-11-06 Dainippon Printing Co Ltd 保護フィルム
CN101350370A (zh) * 2008-09-18 2009-01-21 杭州福斯特热熔胶膜有限公司 一种用于太阳能电池组件的背板材料
CN203631573U (zh) * 2013-12-23 2014-06-04 安徽格林开思茂光电科技股份有限公司 新型太阳能电池背板

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104393119A (zh) * 2014-12-12 2015-03-04 广东生益科技股份有限公司 一种在太阳能光伏背板表面设置二氧化硅涂层的方法
CN106206843A (zh) * 2016-07-28 2016-12-07 无锡中洁能源技术有限公司 一种高水汽透过率太阳能背板的生产工艺
CN106183311A (zh) * 2016-07-28 2016-12-07 无锡中洁能源技术有限公司 一种具有高水汽透过率的太阳能背板
CN106206803A (zh) * 2016-08-27 2016-12-07 无锡中洁能源技术有限公司 一种新型太阳能电池背板
CN112447870A (zh) * 2019-08-16 2021-03-05 福建金石能源有限公司 一种高防水的太阳能电池的封装材料

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