the invention is directed to a polymer thick film silver composition comprising a conductive silver powder ; and an organic medium comprising three different resins and organic solvent , wherein the ratio of the weight of the conductive silver powder to the total weight of the three different resins is between 5 : 1 and 45 : 1 . the composition may be processed at a time and energy sufficient to remove all solvent . the invention is further directed to a method of electrode grid and / or bus bar formation on thin - film photovoltaic cells using the composition and to cells formed from the method and the composition .