Patent ID: 7695790

Claim:
A Ag alloy sputtering target for the deposition of a Ag alloy reflective film for an optical information recording medium, consisting of: Ag as a main component; Nd in a total amount of more than 3.0 atomic percent and less than or equal to 10 atomic percent; and at least one element selected from the group consisting of Sn, In, Bi, Sb, Mn, Cu, La, and Zn, wherein when Sn or In is present the total amount of Nd, Sn, and In is less than or equal to 10 atomic percent, wherein when Bi or Sb is present it is in an amount ranging from 0.01 to 3 atomic percent, wherein when Mn, Cu, La or Zn is present it is in an amount of 20 atomic percent or less, and wherein Sb is present in an amount ranging from 0.01 to 3 atomic percent.