公开(公告)号：US11177483B2

公开(公告)日：2021-11-16

申请号：US16343916

申请日：2017-10-24

Applicant: BASF SE

Inventor： Andreas Haas ,  Domnik Bayer ,  Rosalba Adriana Rincon-Ovalles ,  Markus Kohl

IPC: H01M4/90 ,  H01M4/92 ,  C25B11/093 ,  C25B11/097

Abstract: The present invention relates to a catalyst composition, comprising tin oxide particles which are at least partially coated by a noble metal oxide layer, wherein the composition contains iridium and ruthenium in a total amount of from 10 wt % to 38 wt %, and all iridium and ruthenium is oxidized, —has a BET surface area of from 5 to 95 m2/g, and —has an electrical conductivity at 25° C. of at least 7 S/cm.

公开(公告)号：US11110433B2

公开(公告)日：2021-09-07

申请号：US16084263

申请日：2017-03-17

Applicant: BASF SE

Inventor： Xu Yuan Peng ,  Rosalba Adriana Ricon-Ovalles ,  Shyam Sundar Venkataraman ,  Domnik Bayer ,  Andreas Haas

IPC: B01J23/14 ,  B01J23/18 ,  B01J35/10 ,  B01J37/03 ,  B01J37/08 ,  H01M4/90 ,  H01M4/88 ,  H01M4/92 ,  C25B1/04 ,  C25B9/73 ,  C25B11/093 ,  B01J35/00 ,  H01M8/1018

Abstract: The present invention relates to a metal-doped tin oxide which has a BET surface area of at least 30 m 2/g, and comprises at least one metal dopant which is Sb, Nb, Ta, Bi, W, or In, or any mixture thereof, wherein the metal dopant is present in an amount of from 2.5 at % to 25 at %, based on the total amount of tin and metal dopant atoms, and is in a mixed valence state containing atoms of oxidation state OS1 and atoms of oxidation state OS2, wherein the oxidation state OS1 is >0 and the oxidation state OS2 is >OS1 and the atomic ratio of the atoms of OS2 to the atoms of OS1 is from 1.5 to 12.0.