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US 2012/0156118 A1Published application
High capacity stabilized complex hydrides for hydrogen storage
AssigneesToyota Motor Engineering & Manufac. Na (Tema), Savannah River Nuclear Solutions, LLC (Srns)
InventorsRagaiy Zidan, Rana F. Mohtadi, Christopher Fewox, Premkumar Sivasubramanian
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Abstract
Complex hydrides based on Al(BH4)3 are stabilized by the presence of one or more additional metal elements or organic adducts to provide high capacity hydrogen storage material.
Claims21
A complex compound having the composition Mx+Al3+(BH4−)3+x, where
- M is an element other than Al selected from the group consisting of metals;
- and
- x is a valence number of 1, 2, 3, 4, 5, 6, 7 or 8.
A complex compound having the composition M1x+M2y+Al3+(BH4−)3+x+y, where
- M1 and M2 are different elements other than Al selected from the group consisting of metals;
- x is a valence number of 1, 2, 3, 4, 5, 6, 7 or 8;
- and
- y is a valence number of 1, 2, 3, 4, 5, 6, 7 or 8.
1 more element
A complex compound having a composition Al(BH4)3:R, where
- R is an organic adduct.
A compound selected from the following group of compounds:
- a compound of the formula K[Al(BH4)4] having the XRD spectrum shown in FIG. 5,
- a compound of the formula Li[Al(BH4)4] having the XRD spectrum shown in FIG. 6,
- a compound of the formula Al(BH4)3.xTEDA where x=1 or 2 having the X-ray diffraction spectrum shown in FIG. 7.
Dependencies are inferred from the claim text.