Invention Grant
US09123920B2 Fuel cell separator material, fuel cell separator using same, and fuel cell stack 有权
燃料电池分离器材料,使用它的燃料电池分离器和燃料电池堆

Fuel cell separator material, fuel cell separator using same, and fuel cell stack
Abstract:
A fuel cell separator material, comprising an alloy layer 6 containing Au and a first component containing Al, Cr, Fe, Co, Ni, Cu, Mo, Sn or Bi, or an Au single layer 8 formed on a Ti base 2; an intermediate layer 2a containing Ti, O, the first component, and less than 20 mass % of Au arranged between the alloy layer or the Au single layer and the Ti base; wherein the alloy layer or the Au single layer has a region having a thickness of 1 nm or more from the uppermost to the lower layer and containing 50 mass % or more of Au, or a region having a thickness of 3 nm or more from the uppermost to the lower layer and containing Au in the range from 10-50 mass %, or the thickness of the Au single layer is 1 nm or more.
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