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 PDFInfo
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- 229910052731 fluorine Inorganic materials 0.000 title claims abstract description 21
- 239000011737 fluorine Substances 0.000 title claims abstract description 21
- 238000002360 preparation method Methods 0.000 title claims abstract description 11
- PXGOKWXKJXAPGV-UHFFFAOYSA-N Fluorine Chemical compound FF PXGOKWXKJXAPGV-UHFFFAOYSA-N 0.000 title 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000000758 substrate Substances 0.000 claims abstract description 20
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims abstract description 14
- 239000007767 bonding agent Substances 0.000 claims abstract description 10
- 229910000416 bismuth oxide Inorganic materials 0.000 claims abstract description 7
- TYIXMATWDRGMPF-UHFFFAOYSA-N dibismuth;oxygen(2-) Chemical compound [O-2].[O-2].[O-2].[Bi+3].[Bi+3] TYIXMATWDRGMPF-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000004408 titanium dioxide Substances 0.000 claims abstract description 7
- 239000002994 raw material Substances 0.000 claims abstract description 4
- XEKOWRVHYACXOJ-UHFFFAOYSA-N Ethyl acetate Chemical group CCOC(C)=O XEKOWRVHYACXOJ-UHFFFAOYSA-N 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 abstract description 20
- 229910052709 silver Inorganic materials 0.000 abstract description 11
- 239000004332 silver Substances 0.000 abstract description 11
- 239000000843 powder Substances 0.000 abstract description 5
- -1 pet substrate Chemical compound 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 238000005476 soldering Methods 0.000 abstract description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 229910052710 silicon Inorganic materials 0.000 description 3
- 239000010703 silicon Substances 0.000 description 3
- 239000011230 binding agent Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000005622 photoelectricity Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- H01L31/18—Processes or apparatus specially adapted for the manufacture or treatment of these devices or of parts thereof
- H01L31/1804—Processes 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
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- Y—GENERAL 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
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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
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。
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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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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 |
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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 |
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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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