Patent ID: 6872331
Filing Date: 2005-03-29
Classification: B01D,C04B,G01N,H01M,Y02E,Y02P

Abstract:
1. An oxide ion conductor represented by the formula Ln1AGaB1B2B3O, wherein Ln1 is at least one element selected from the group consisting of La, Ce, Pr, Nd, and Sm, the content thereof being 43.6 to 51.2 percent by weight, A is at least one element selected from the group consisting of Sr, Ca, an Ba, the content thereof being 5.4 to 11.1 percent by weight, the content of Ga is 20.0 to 23.9 percent by weight, B1 is at least one element selected from the group consisting of Mg, Al, In, B2 is at least one element selected from the group consisting of Co, Fe, Ni, and Cu, B3 is at least one element selected from the group consisting Al, Mg, Co, Ni, Fe, Cu, Zn, Mn, and Zr, wherein, B3 is an element different from B1 and B2, the content of B1 is 1.21 to 1.76 percent by weight, the content of B2 is 0.84 to 1.26 percent by weight, and the content of B3 is 0.23 to 3.08 percent by weight.