| Patent Number |
Title Of Patent |
Date Issued |
| 8187764 |
Fuel cell with moisture retentive layer in MEA |
May 29, 2012 |
| A fuel cell includes a cathode, an anode, an electrolyte membrane interposed between the cathode and the anode, and a porous layer containing a moisture retentive material. The anode includes an anode catalyst layer adjacent to the electrolyte membrane and an anode diffusion layer ad |
| 8173712 |
Modified inorganic material with ion exchange capacity, composite electolyte membrane comprising |
May 8, 2012 |
| The present invention relates to a modified inorganic material with excellent cation exchange capacity. In addition, the invention relates to a method of preparing the modified inorganic material, a composite electrolyte membrane comprising the modified inorganic material powder that |
| 8043765 |
Fuel cell system comprising vapor-phase fuel supplying system |
October 25, 2011 |
| A fuel cell system is provided with a first separation layer and a buffer solution layer disposed between a liquid-phase fuel storage layer and an anode of a membrane electrode assembly. A vapor-phase fuel is transferred to the buffer solution layer through the first separation layer, |
| 7981568 |
Ion conductive composite membrane using inorganic conductor |
July 19, 2011 |
| An ion-conductive composite membrane and a method of manufacturing the same, the membrane including phosphate platelets, a silicon compound, and a Keggin-type oxometalate and/or Keggin-type heteropoly acid, wherein the phosphate platelets are three-dimensionally connected to each other v |
| 7883820 |
Ion conductive composite membrane using inorganic conductor and method of manufacturing the same |
February 8, 2011 |
| An ion-conductive composite membrane and a method of manufacturing the same, the membrane including phosphate platelets, a silicon compound, and a Keggin-type oxometalate and/or Keggin-type heteropoly acid, wherein the phosphate platelets are three-dimensionally connected to each other v |
| 7846981 |
Polymer electrolytic membrane, and fuel cell employing the same |
December 7, 2010 |
| A proton conductive copolymer includes styrene repeating units that have proton conductive functional groups and dimethylsiloxane repeating units. A polymer electrolyte membrane includes the proton conductive copolymer and a fuel cell uses the polymer electrolyte membrane. The proton |
| 7842199 |
Proton conducting titanate, polymer nano-composite membrane including the same, and fuel cell ad |
November 30, 2010 |
| A proton conducting titanate includes titanate and a sulfonic acid group-containing moiety having proton conductivity introduced into the surface of the titanate, in which the sulfonic acid group-containing moiety is directly bound to the titanate via an ether bond (--O). A polymer n |
| 7759453 |
Multiblock copolymer, method of preparing the same, polymer electrolyte membrane prepared from t |
July 20, 2010 |
| A multiblock copolymer includes a polysulfone repeating unit, a sulfonated polysulfone repeating unit and an ethylenic unsaturated group at a terminal of the multiblock copolymer. Also provided are a method of preparing the multiblock copolymer, a polymer electrolyte membrane prepare |
| 7691773 |
Supported catalyst and method for preparing the same |
April 6, 2010 |
| The invention provides and a highly-dispersed supported catalyst that has a reduced average particle size of catalytic metal particles and is also supported by a porous support material. A method of preparing a supported catalyst that can reduce the average particle size of catalytic met |
| 7622220 |
Polymer electrolyte and fuel cell using the same |
November 24, 2009 |
| A polymer electrolyte forming composition includes a trialkoxysilane containing an epoxy group, polyethyleneimine, and at least one of heteropolyacid and trifluoromethanesulfoneimide. |
| 7621982 |
Liquid-gas separator for direct liquid feed fuel cell |
November 24, 2009 |
| A liquid-gas separator for a direct liquid feed fuel cell includes a tube having an opening portion at a sidewall thereof; liquid extracting members that selectively transmit the liquid in the tube and located at both ends of the tube; a gas extracting membrane that selectively trans |
| 7619044 |
Composition containing proton-conductive copolymer, polymer electrolyte membrane, method of prod |
November 17, 2009 |
| A composition containing a proton-conductive copolymer, a polymer electrolyte membrane containing the composition; a method of producing the membrane; and a fuel cell employing the membrane. The composition includes: a proton-conductive copolymer comprising a first styrene repeating |
| 7368198 |
Polymer nanocomposite membrane and fuel cell using the same |
May 6, 2008 |
| A hydrogen ionic conductive inorganic material having a layered structure, wherein a moiety containing a functional group with hydrogen ionic conductivity is introduced between layers of an inorganic material having a nano-sized interlayer distance. A polymer nanocomposite membrane i |
| 7229942 |
Supported catalyst and method for preparing the same |
June 12, 2007 |
| The invention provides and a highly-dispersed supported catalyst that has a reduced average particle size of catalytic metal particles and is also supported by a porous support material. A method of preparing a supported catalyst that can reduce the average particle size of catalytic met |
