Patent ID: 7884046

Claim:
A shaped article, comprising: (1) an oxidic material which, based on a total weight of oxidic material after calcination, comprises: (a) copper oxide having a % by weight content in a range of from 50 to 80% ; (b) aluminum oxide having a % by weight content in a range of from 15 to 35%; and (c) lanthanum oxide, having a % by weight content in a range of from 2 to 20%; wherein a total weight % of the oxidic material of the sum of the copper oxide, aluminum oxide and lanthanum oxide is from 80 to 100%, and (2) graphite and at least one selected from the group consisting of metallic copper powder, copper flakes, cement powder and a mixture thereof, wherein a content of (2) is in the range from 1 to 40% by weight based on the total weight of the oxidic material, with the proviso that the graphite is present in an amount of from 0.5 to 5% by weight based on the total weight of the oxidic material, and the total content of (1) and (2) is at least 95% by weight of the shaped article.