Back to results
US 2024/0043318 A1Published application
Glass composition for fuel cell stack sealing
AssigneeSolidpower (Australia) Pty Ltd
InventorsSudath Dharma Kumara Amarasinghe, Pulahinge Don Dayananda Rodrigo, Babak Navak
Life of this patent
Estimating the term…
Abstract
The present invention relates to glass compositions and sealing materials comprising same suitable for use in electrochemical devices requiring a hermetic seal such as solid oxide fuel cell (SOFC) and solid oxide electrolyser cell (SOEC) stacks.
Claims25
A glass composition comprising, as mol % of the glass composition:
- about 50 to about 60 mol % SiO2;
- about 2 to about 10 mol % B2O3;
- about 0.5 to about 3 mol % Al2O3;
- about 4 to about 6 mol % TiO2;
- about 1 to about 4 mol % CeO2;
- about 2 to about 30 mol % SrO;
- and
- about 2 to about 25 mol % BaO.
5 more elements
A glass composition consisting essentially of, as mol % of the glass composition:
- about 50 to about 60 mol % SiO2;
- about 2 to about 10 mol % B2O3;
- about 0.5 to about 3 mol % Al2O3;
- about 4 to about 6 mol % TiO2;
- about 1 to about 4 mol % CeO2;
- about 2 to about 30 mol % SrO;
- and
- about 2 to about 25 mol % BaO.
5 more elements
Dependencies are inferred from the claim text.