Patent ID: 6818334
Filing Date: 2004-11-16
Classification: C01B,F17C,H01M,Y02E

Abstract:
A proton-exchange-membrane fuel cell comprising a cathode, an anode, and a proton-exchange-membrane disposed therebetween and a reaction chamber for generating hydrogen gas employing a catalyst, said hydrogen gas being delivered to said anode, wherein a mechanism is provided for introducing a first solution and a second solution into said reaction chamber to form a mixture, said first solution comprising (a) 5 to 50 wt % MBH4, where M is an alkali metal, (b) 5 to 40 wt % alkali hydroxide or alkaline metal hydroxide, and (c) the balance water, and said second solution comprising (a) 51 to 100% water, and (b) the balance, if any, comprising at least one water-soluble additive.