CN108878566A - 一种双面含氟的太阳能电池板背板及其制备方法 - Google Patents

一种双面含氟的太阳能电池板背板及其制备方法 Download PDF

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CN108878566A
CN108878566A CN201710337355.3A CN201710337355A CN108878566A CN 108878566 A CN108878566 A CN 108878566A CN 201710337355 A CN201710337355 A CN 201710337355A CN 108878566 A CN108878566 A CN 108878566A
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李凤丹
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Chengdu Just Technology Co Ltd
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    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/04Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof adapted as photovoltaic [PV] conversion devices
    • H01L31/042PV modules or arrays of single PV cells
    • H01L31/048Encapsulation of modules
    • H01L31/049Protective back sheets
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01LSEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00Semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation and specially adapted either for the conversion of the energy of such radiation into electrical energy or for the control of electrical energy by such radiation; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
    • H01L31/18Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
    • H01L31/1804Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof comprising only elements of Group IV of the Periodic Table
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy
    • Y02E10/547Monocrystalline silicon PV cells
    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
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  • Condensed Matter Physics & Semiconductors (AREA)
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Abstract

本发明公开了一种双面含氟的太阳能电池板背板,包括PET基板,在所述PET基板的上下两面均设有含氟涂层;所述含氟涂层由以下重量份的原材料构成:二氧化钛5‑10份、氧化铋1‑2份、聚偏氟乙烯70‑80份和粘接剂5‑10份。本发明的太阳能电池板背板采用纳米银粉作为功能相,降低金属银在背银浆料中的添加含量,节约了生产成本,其制备的太阳能电池板背板导电性好,具有良好的可焊性和耐焊性。

Description

一种双面含氟的太阳能电池板背板及其制备方法
技术领域
本发明涉及太阳能电池技术领域,特别是一种双面含氟的太阳能电池板背板及其制备方法。
背景技术
目前,随着世界能源消耗增速的加快,不可再生能源已经逐渐减少,人类已经在进行风能、水能、核能及太阳能的快速开发中,其中尤以太阳能开发利用最为环保、有效及资源丰厚,目前主要的晶硅太阳能光电项目进展最为迅速。其中,应用的背银浆料的主要成分包括有功能相银粉、无机粘结剂(如玻璃粉末、氧化物粉末等)、有机粘结剂、其它的溶剂和添加剂。目前该背银所采取的银粉存在两点缺点,一是多采用银微粉,即银粉多为微米级银粉末,制成的浆料细度较大、粗糙,致使在印刷过程中膜层较厚,致密性不好,产生孔洞,印刷性能不好,进而影响导电性能,二是银粉含量较高,对贵金属银的消耗较大,从而使晶硅太阳能光伏器件工业化生产成本加大,因此在此情形下,开发一种低银含高性能的晶硅太阳能背银导体浆料就显得尤为重要。
发明内容
本发明的目的在于克服现有技术的不足,提供一种双面含氟的太阳能电池板背板及其制备方法,本申请的太阳能电池板背板采用纳米银粉作为功能相,降低金属银在背银浆料中的添加含量,节约了生产成本,其制备的太阳能电池板背板导电性好,具有良好的可焊性和耐焊性。
本发明的目的是通过以下技术方案来实现的:
一种双面含氟的太阳能电池板背板,包括PET基板,在所述PET基板的上下两面均设有含氟涂层;所述含氟涂层由以下重量份的原材料构成:
二氧化钛5-10份、氧化铋1-2份、聚偏氟乙烯70-80份和粘接剂5-10份。
进一步的,在本发明优选的实施例中,所述粘接剂为乙酸乙酯。
一种双面含氟的太阳能电池板背板的制备方法,包括权利要求1-权利要求2中所述内容,具体包括以下步骤:
S1、制备获得PET基板;
S2、沿纵向拉伸PET基板;
S3、将二氧化钛5-10份、氧化铋1-2份、聚偏氟乙烯70-80份和粘接剂5-10份混合均匀,并在220℃-320℃的温度下,在180-220转/分的转速下混合15分钟,得到混合均匀的物料,并涂覆在PET基板上。
进一步的,在本发明优选的实施例中,在步骤S3之前,还包括在PET基板上涂覆容易粘合的亚克力涂层。
本发明的有益效果是:
本发明的太阳能电池板背板采用纳米银粉作为功能相,降低金属银在背银浆料中的添加含量,节约了生产成本,其制备的太阳能电池板背板导电性好,具有良好的可焊性和耐焊性。
附图说明
图1为本发明的工艺流程图。
具体实施方式
以下通过特定的具体实例说明本发明的实施方式,本领域技术人员可由本说明书所揭露的内容轻易地了解本发明的其他优点与功效。本发明还可以通过另外不同的具体实施方式加以实施或应用,本说明书中的各项细节也可以基于不同观点与应用,在没有背离本发明的精神下进行各种修饰或改变。需说明的是,在不冲突的情况下,以下实施例及实施例中的特征可以相互组合。
需要说明的是,以下实施例中所提供的图示仅以示意方式说明本发明的基本构想,遂图式中仅显示与本发明中有关的组件而非按照实际实施时的组件数目、形状及尺寸绘制,其实际实施时各组件的型态、数量及比例可为一种随意的改变,且其组件布局型态也可能更为复杂。
一种双面含氟的太阳能电池板背板,包括PET基板,在所述PET基板的上下两面均设有含氟涂层;所述含氟涂层由以下重量份的原材料构成:
二氧化钛5-10份、氧化铋1-2份、聚偏氟乙烯70-80份和粘接剂5-10份。
进一步的,在本发明优选的实施例中,所述粘接剂为乙酸乙酯。
一种双面含氟的太阳能电池板背板的制备方法,请参阅附图1所示,具体包括以下步骤:
S1、制备获得PET基板;
S2、沿纵向拉伸PET基板;
S3、将二氧化钛5-10份、氧化铋1-2份、聚偏氟乙烯70-80份和粘接剂5-10份混合均匀,并在220℃-320℃的温度下,在180-220转/分的转速下混合15分钟,得到混合均匀的物料,并涂覆在PET基板上。
进一步的,在本发明优选的实施例中,在步骤S3之前,还包括在PET基板上涂覆容易粘合的亚克力涂层。
以上所述实施例仅表达了本发明的具体实施方式,其描述较为具体和详细,但并不能因此而理解为对本发明专利范围的限制。应当指出的是,对于本领域的普通技术人员来说,在不脱离本发明构思的前提下,还可以做出若干变形和改进,这些都属于本发明的保护范围。

Claims (4)

1.一种双面含氟的太阳能电池板背板,其特征在于,包括PET基板,在所述PET基板的上下两面均设有含氟涂层;所述含氟涂层由以下重量份的原材料构成:
二氧化钛5-10份、氧化铋1-2份、聚偏氟乙烯70-80份和粘接剂5-10份。
2.根据权利要求1所述一种双面含氟的太阳能电池板背板,其特征在于,所述粘接剂为乙酸乙酯。
3.一种双面含氟的太阳能电池板背板的制备方法,其特征在于,包括权利要求1-权利要求2中所述内容,具体包括以下步骤:
S1、制备获得PET基板;
S2、沿纵向拉伸PET基板;
S3、将二氧化钛5-10份、氧化铋1-2份、聚偏氟乙烯70-80份和粘接剂5-10份混合均匀,并在220℃-320℃的温度下,在180-220转/分的转速下混合15分钟,得到混合均匀的物料,并涂覆在PET基板上。
4.根据权利要求3所述一种双面含氟的太阳能电池板背板的制备方法,其特征在于,在步骤S3之前,还包括在PET基板上涂覆容易粘合的亚克力涂层。
CN201710337355.3A 2017-05-14 2017-05-14 一种双面含氟的太阳能电池板背板及其制备方法 Pending CN108878566A (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113078229A (zh) * 2020-01-03 2021-07-06 财团法人工业技术研究院 太阳能电池模组、用于太阳能电池模组的背板及背板组合

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102642360A (zh) * 2012-05-03 2012-08-22 上海鑫冠橡胶材料有限公司 一种无氟太阳能电池背板及其制备方法
CN103681920A (zh) * 2013-12-14 2014-03-26 宁波华丰包装有限公司 一种太阳能电池背板及其制造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102642360A (zh) * 2012-05-03 2012-08-22 上海鑫冠橡胶材料有限公司 一种无氟太阳能电池背板及其制备方法
CN103681920A (zh) * 2013-12-14 2014-03-26 宁波华丰包装有限公司 一种太阳能电池背板及其制造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113078229A (zh) * 2020-01-03 2021-07-06 财团法人工业技术研究院 太阳能电池模组、用于太阳能电池模组的背板及背板组合

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