Patent ID: 7169331
Filing Date: 2007-01-30
Classification: H01B,H05K,Y10S,Y10T

Abstract:
1. A conductive paste adapted to be sintered with a ceramic body at the same time, the conductive paste comprising a conductive component and an organic vehicle, wherein the conductive component comprises a copper powder coated with a first metal oxide having a melting point exceeding the melting point of copper wherein the first metal oxide comprises at least one metal oxide selected from the group consisting of Al the content of the first metal oxide is in the range of about 0.05% by weight to about 5% by weight of the total weight of the coated copper powder and the metal oxide powder; and the total content of the first metal oxide and the powder of the second metal oxide is in the range of about 1% by weight to about 12% by weight of the total weight of the coated copper powder and the metal oxide powder.