Invention Grant
- Patent Title: Supported ruthenium cathode catalyst for fuel cell
- Patent Title (中): 用于燃料电池的负载型钌阴极催化剂
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Application No.: US11607336Application Date: 2006-11-30
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Publication No.: US08053143B2Publication Date: 2011-11-08
- Inventor: Alexey Alexandrovichserov , Chan Kwak , Si-Hyun Lee
- Applicant: Alexey Alexandrovichserov , Chan Kwak , Si-Hyun Lee
- Applicant Address: KR Yongin-si
- Assignee: Samsung SDI Co., Ltd.
- Current Assignee: Samsung SDI Co., Ltd.
- Current Assignee Address: KR Yongin-si
- Agency: Christie, Parker & Hale, LLP
- Priority: KR10-2005-0115919 20051130
- Main IPC: H01M4/90
- IPC: H01M4/90 ; B01J23/40

Abstract:
A cathode catalyst for a fuel cell including a metal selected from the group consisting of In, Ga, and combinations thereof, and Ru—Ch supported on the metal, where Ch includes a material selected from the group consisting of S, Se, Te, and combinations thereof. In one embodiment, the Ru—Ch includes from about 70 to about 95 atom % of Ru, and from about 5 to about 30 atom % of Ch, and/or the Ru—Ch is supported in an amount from about 5 to about 80 wt % based on the Ru—Ch and the metal.
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