CN106183311A - 一种具有高水汽透过率的太阳能背板 - Google Patents

一种具有高水汽透过率的太阳能背板 Download PDF

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CN106183311A
CN106183311A CN201610604964.6A CN201610604964A CN106183311A CN 106183311 A CN106183311 A CN 106183311A CN 201610604964 A CN201610604964 A CN 201610604964A CN 106183311 A CN106183311 A CN 106183311A
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pet base
base material
solar energy
water vapor
tack coat
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黄新东
丁峰
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Wuxi Zhongjie Energy Technology Co Ltd
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Wuxi Zhongjie Energy Technology Co Ltd
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    • B32B27/00—Layered products comprising a layer of synthetic resin
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
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    • H01L31/00—Semiconductor 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
    • H01L31/04—Semiconductor 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
    • H01L31/042—PV modules or arrays of single PV cells
    • H01L31/048—Encapsulation of modules
    • H01L31/0481—Encapsulation of modules characterised by the composition of the encapsulation material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L31/00—Semiconductor 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
    • H01L31/04—Semiconductor 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
    • H01L31/042—PV modules or arrays of single PV cells
    • H01L31/048—Encapsulation of modules
    • H01L31/049—Protective back sheets
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/10—Coating on the layer surface on synthetic resin layer or on natural or synthetic rubber layer
    • 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
    • B32B2255/00—Coating on the layer surface
    • B32B2255/20—Inorganic coating
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/54—Yield strength; Tensile strength
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/724—Permeability to gases, adsorption
    • 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
    • B32B2307/00—Properties of the layers or laminate
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
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    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/70—Other properties
    • B32B2307/732—Dimensional properties
    • B32B2307/734—Dimensional stability
    • 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
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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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    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract

本发明涉及一种具有高水汽透过率的太阳能背板，包括PET基材，所述PET基材的一侧通过粘结层连接硅氧化物涂层，于所述硅氧化物涂层的另一侧连接耐候层，于所述PET基材的另一端通过粘结层连接耐候粘结层；所述硅氧化物涂层为氧化硅涂层或二氧化硅涂层中的任意一种。本发明结构简单，通过在PET基材一侧粘接硅氧化物涂层，其能使太阳能背板拉伸强度好，热收缩率及水汽透过率高。

Description

一种具有高水汽透过率的太阳能背板
技术领域
本发明涉及太阳能组件领域，尤其涉及一种具有高水汽透过率的太阳能背板。
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，目前传统的太阳能背板拉伸强度差，热伸缩率较低，水汽透过率较差，产品性能有待提高。
发明内容
本申请人针对上述现有问题，进行了研究改进，提供一种具有高水汽透过率的太阳能背板。
本发明所采用的技术方案如下：
一种具有高水汽透过率的太阳能背板，包括PET基材，所述PET基材的一侧通过粘结层连接硅氧化物涂层，于所述硅氧化物涂层的另一侧连接耐候层，于所述PET基材的另一端通过粘结层连接耐候粘结层；所述硅氧化物涂层为氧化硅涂层或二氧化硅涂层中的任意一种。
其进一步技术方案在于：
所述PET基材的厚度为26～60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。
本发明的有益效果如下：
本发明结构简单，通过在PET基材一侧粘接硅氧化物涂层，其能使太阳能背板拉伸强度好，热收缩率及水汽透过率高。
附图说明
图1为本发明的结构示意图。
其中：1、耐候层；2、粘结层；3、PET基材；4、耐候粘结层；5、硅氧化物涂层。
具体实施方式
下面结合附图，说明本发明的具体实施方式。
如图1所示，一种具有高水汽透过率的太阳能背板包括PET基材3，PET基材3的一侧通过粘结层2连接硅氧化物涂层5，于硅氧化物涂层5的另一侧连接耐候层1，于PET基材3的另一端通过粘结层2连接耐候粘结层4；硅氧化物涂层5为氧化硅涂层或二氧化硅涂层中的任意本实施例的。上述PET基材3的厚度为26～60微米，上述粘结层2由聚烯烃材料制成，聚烯烃材料的厚度不大于60微米。
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 (3)

1.一种具有高水汽透过率的太阳能背板，其特征在于：包括PET基材(3)，所述PET基材(3)的一侧通过粘结层(2)连接硅氧化物涂层(5)，于所述硅氧化物涂层(5)的另一侧连接耐候层(1)，于所述PET基材(3)的另一端通过粘结层(2)连接耐候粘结层(4)；所述硅氧化物涂层(5)为氧化硅涂层或二氧化硅涂层中的任意一种。
2.如权利要求1所述的一种具有高水汽透过率的太阳能背板，其特征在于：所述PET基材(3)的厚度为26～60微米。
3.如权利要求1所述的一种具有高水汽透过率的太阳能背板，其特征在于：所述粘结层(2)由聚烯烃材料制成，所述聚烯烃材料的厚度不大于60微米。
CN201610604964.6A 2016-07-28 2016-07-28 一种具有高水汽透过率的太阳能背板 Pending CN106183311A (zh)

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012182303A (ja) * 2011-03-01 2012-09-20 Toppan Printing Co Ltd 太陽電池バックシート
CN103646979A (zh) * 2013-12-23 2014-03-19 安徽格林开思茂光电科技股份有限公司 太阳能电池背板
CN104354424A (zh) * 2014-11-14 2015-02-18 无锡中洁能源技术有限公司 一种阻燃型太阳能电池板背膜及其制备方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012182303A (ja) * 2011-03-01 2012-09-20 Toppan Printing Co Ltd 太陽電池バックシート
CN103646979A (zh) * 2013-12-23 2014-03-19 安徽格林开思茂光电科技股份有限公司 太阳能电池背板
CN104354424A (zh) * 2014-11-14 2015-02-18 无锡中洁能源技术有限公司 一种阻燃型太阳能电池板背膜及其制备方法

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Application publication date: 20161207