flakes or silver flakes and silver chloride powder or graphite conductive carbon or mixtures thereof and ii an organic medium comprising a polymer resin dissolved in an organic solvent when the electrically conductive metal powder is replaced by fumed silica the ptf composition serves as an encapsulant additionally other powders and printing aids may be added to improve the composition when the functional component is an electrically conducting material the composition can be used to form an electrical conductor in one embodiment the electrically conductive metal powder is a powder of electrically conductive metal particles the electrically conductive metal is selected from the group consisting of ag cu au pd pt sn al ni an alloy of ag cu au pd pt sn al ni and mixtures thereof in an embodiment the conductive particles include silver ag in a further embodiment the conductive particles may for example include one or more of the following ag cu au pd pt sn al ni ag u2014 pd and pt u2014 au in another embodiment the conductive particles include one or more of the following 1 al cu au ag pd and pt 2 an alloy of al cu au ag pd and pt and 3 mixtures thereof in still another embodiment the.