| 摘要 |
The present invention is directed to a composition for use as a catalyst in, for example, a fuel cell, the composition comprising platinum, nickel, and iron, wherein (i) the concentration of platinum is greater than 50 atomic percent, the concentration of nickel is less than 15 atomic percent and/or the concentration of iron is greater than 30 atomic percent, or (ii) the concentration of platinum is greater than 70 atomic percent and less than about 90 atomic percent. The present invention is further directed to a process for preparing such a catalyst composition from a catalyst precursor composition comprising platinum, nickel, and iron, wherein the concentration of platinum therein is less than 50 atomic percent. |
| 申请人 |
SYMYX TECHNOLOGIES, INC.;HONDA GIKEN KOGYO KABUSHIKI KAISHA;STRASSER, PETER;GORER, ALEXANDER;DEVENNEY, MARTIN;HE, TING;HIROYUKI, OYANAGI;FAN, QUN;CHONDROUDIS, KONSTANTINOS;GIAQUINTA, DANIEL, M.;URATA, KENTA;IWASAKI, KAZUHIKO;FUKUDA, HIROICHI;CENDAK, KEITH, JAMES |
发明人 |
STRASSER, PETER;GORER, ALEXANDER;DEVENNEY, MARTIN;HE, TING;HIROYUKI, OYANAGI;FAN, QUN;CHONDROUDIS, KONSTANTINOS;GIAQUINTA, DANIEL, M.;URATA, KENTA;IWASAKI, KAZUHIKO;FUKUDA, HIROICHI;CENDAK, KEITH, JAMES |
