Patent ID: 7705236
Filing Date: 2010-04-27
Classification: H01B,H01L,Y02E

Abstract:
1. An electrode material comprising at least, a silver powder, a glass frit, and an organic vehicle, wherein Ag content of the electrode material is 75 wt % to 95 wt %, and wherein a ratio of contents of Ag grains having an average grain diameter of 0.5 μm to 3 μm and Ag grains having an average grain diameter of 4 μm to 8 μm in the electrode material is (the Ag grains having an average grain diameter of 0.5 μm to 3 μm): (the Ag grains having an average grain diameter of 4 μm to 8 μm)=20-80 wt %:80-20 wt %, wherein substantially all Ag grains in the silver powder have a diameter in a range of 0.5 μm to 3 μm or in a range of 4 μm to 8 μm.