US 11,984,627 B2
Chromium adsorption material and fuel cell
Chihiro Hiraiwa, Osaka (JP); Mitsuyasu Ogawa, Osaka (JP); Takahiro Higashino, Osaka (JP); Masatoshi Majima, Osaka (JP); and Koma Numata, Osaka (JP)
Assigned to SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka (JP)
Appl. No. 17/270,600
Filed by SUMITOMO ELECTRIC INDUSTRIES, LTD., Osaka (JP)
PCT Filed Jul. 25, 2019, PCT No. PCT/JP2019/029263
§ 371(c)(1), (2) Date Feb. 23, 2021,
PCT Pub. No. WO2020/049889, PCT Pub. Date Mar. 12, 2020.
Claims priority of application No. 2018-166258 (JP), filed on Sep. 5, 2018.
Prior Publication US 2021/0257640 A1, Aug. 19, 2021
Int. Cl. H01M 8/0662 (2016.01); B01J 20/04 (2006.01); B01J 20/28 (2006.01); B01J 20/32 (2006.01); H01M 8/0232 (2016.01); H01M 8/0245 (2016.01); H01M 8/0258 (2016.01); H01M 8/12 (2016.01)
CPC H01M 8/0662 (2013.01) [B01J 20/041 (2013.01); B01J 20/28042 (2013.01); B01J 20/28054 (2013.01); B01J 20/28085 (2013.01); B01J 20/3204 (2013.01); B01J 20/3236 (2013.01); H01M 8/0232 (2013.01); H01M 8/0245 (2013.01); H01M 8/0258 (2013.01); H01M 8/12 (2013.01); H01M 2008/1293 (2013.01)] 6 Claims
OG exemplary drawing
 
1. A chromium adsorption material comprising:
a porous body made of a metal material; and
a chromium adsorbent carried inside pores of the porous body, wherein the metal material includes a first metal and a second metal,
the first metal includes nickel, and
the second metal includes at least one selected from the group consisting of tin, aluminum, cobalt, titanium, manganese, tungsten, copper, silver, and gold.