Back to results
US 2011/0086290 A1Published application
Inorganic proton conductor and method of preparing inorganic proton conductor
AssigneeSamsung Electronics Co., Ltd.
InventorsTae-young KIM, Pil-won Heo, Sang-kyun Kang
Life of this patent
Estimating the term…
Abstract
An inorganic proton conductor and an electrochemical device using the inorganic proton conductor, the inorganic proton conductor including a tetravalent metallic element and an alkali metal.
Claims20
An inorganic proton conductor represented by Formula 1:
- M1-aNaP2O7, wherein, <Formula 1>
- M comprises a tetravalent metallic element,
- N comprises an alkali metal, and
- a is a number in the range of 0.01 to 0.7.
1 more element
A method of preparing an inorganic proton conductor represented by Formula 1, the method comprising:
- adding a solvent to a mixture of a tetravalent metallic element M precursor, an alkali metal N precursor, and phosphoric acid, to prepare a composition;
- stirring the composition;
- and
- heat treating the stirred composition to form the inorganic proton conductor of Formula 1,
- M1-aNaP2O7, wherein, <Formula 1>
- M comprises a tetravalent metallic element,
- N comprises an alkali metal, and
- a is a number in the range of 0.01 to 0.7.
5 more elements
An inorganic proton conductor represented by Formula 1:
- M1-aNaP2O7, wherein, <Formula 1>
- M is a tetravalent metallic element selected from the group consisting of tin (Sn), zirconium (Zr), tungsten (W), silicon (Si), molybdenum (Mo), titanium (Ti), and a combination thereof,
- N comprises an alkali metal selected from the group consisting of lithium (Li), sodium (Na), potassium (K), cesium (Cs), and a combination thereof, and
- a is a number in the range of 0.01 to 0.7.
1 more element
Dependencies are inferred from the claim text.