Solar cell and method of manufacturing the same
    2.
    发明专利
    Solar cell and method of manufacturing the same 有权
    太阳能电池及其制造方法

    公开(公告)号:JP2014072222A

    公开(公告)日:2014-04-21

    申请号:JP2012214809

    申请日:2012-09-27

    CPC classification number: Y02E10/546 Y02E10/547

    Abstract: PROBLEM TO BE SOLVED: To provide a structure of a crystal silicon solar cell which can be manufactured using a lower cost manufacturing step and in which an electrode is formed on a surface opposite to a light-receiving surface of the crystal silicon substrate, and to provide a method of manufacturing the solar cell.SOLUTION: A solar cell comprises: a crystal silicon substrate composed of single crystal silicon or polycrystalline silicon; an insulating layer formed on a surface opposite to a light-receiving surface of the crystal silicon substrate, composed of polyimide, and including a plurality of openings or an insulating layer laminated with an insulating layer composed of an inorganic material or an insulating layer composed of polyimide and including a plurality of openings; and an electrode including the silicon substrate and a contact through the plurality of openings. This electrode is formed in the contact part and in a part or the whole of the insulating layer composed of polyimide by a plating method.

    Abstract translation: 要解决的问题:提供可以使用较低成本的制造步骤制造的晶体硅太阳能电池的结构,并且其中在与晶体硅衬底的光接收表面相对的表面上形成电极,并且 提供一种制造太阳能电池的方法。解决方案:太阳能电池包括:由单晶硅或多晶硅组成的晶体硅衬底; 绝缘层,形成在与所述晶体硅基板的受光面相反的表面上,所述绝缘层由聚酰亚胺构成,并且包括多个开口或层叠有由无机材料构成的绝缘层或绝缘层的绝缘层,所述绝缘层由 聚酰亚胺并且包括多个开口; 以及包括硅衬底的电极和通过所述多个开口的接触。 该电极通过电镀方法形成在接触部分和由聚酰亚胺组成的绝缘层的一部分或全部中。

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