ELECTRO-CONDUCTIVE PASTES COMPRISING A METAL COMPOUND
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Mar 23, 2016
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Mar 27, 2015
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In general, the present invention relates to electro-conductive pastes comprising metals compounds and solar cells obtainable therefrom, preferably photovoltaic solar cells. More specifically, the present invention relates to solar cell precursors, processes for preparation of solar cells, solar cells and solar modules. The present invention relates to a precursor comprising the following precursor constituents:
- a. An Si wafer having a surface with a dopant concentration in the range from about 2*1018 to about 2*1021 cm−3;b. An electro-conductive paste superimposed over the surface, wherein the electroconductive paste comprises the following paste constituents: i. Silver particles at least about 70 wt. % based on the total weight of the paste;ii. Inorganic reaction system;iii. A metal compound comprising a metal M;iv. Organic vehicle.
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