US 7,501,196 B2
Coolant and cooling system
Mikito Nishii, Nishikamo-gun (Japan); Hiroyuki Arai, Toyota (Japan); Tsutomu Sakai, Takatsuki (Japan); and Mitsuru Kondo, Nagaokakyo (Japan)
Assigned to Toyota Jidosha Kabushiki Kaisha, Toyota (Japan)
Appl. No. 10/585,760
PCT Filed Jan. 11, 2005, PCT No. PCT/JP2005/000443
§ 371(c)(1), (2), (4) Date Jul. 12, 2006,
PCT Pub. No. WO2005/068581, PCT Pub. Date Jul. 28, 2005.
Claims priority of application No. 2004-005955 (JP), filed on Jan. 13, 2004.
Prior Publication US 2007/0104988 A1, May 10, 2007
Int. Cl. H01M 8/04 (2006.01); H01M 8/00 (2006.01); C09K 5/00 (2006.01); C09K 5/08 (2006.01); C09K 5/10 (2006.01)
U.S. Cl. 429—26  [165/104.17; 165/104.21; 252/67; 252/70; 252/71; 252/73; 252/74; 252/75; 252/76; 252/77; 429/12; 429/20; 429/120] 8 Claims
OG exemplary drawing
 
1. A cooling system for a fuel cell, comprising a cooling circuit containing a coolant and an inert gas,
wherein the coolant comprises a nonaqueous base and a phase change material comprised of an inorganic salt dispersed in the nonaqueous base.