Aluminum salt containing high percentage of Al30
US9463985B2 · kind B2 · utility
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19Claims
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Key dates
| Filing date | Oct 31, 2011 |
| Grant date | Oct 11, 2016 |
| Priority date | — |
| Expiry date | Apr 11, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC02F1/5245
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
A composition comprising an aluminum chlorohydrate salt, the aluminum chlorohydrate salt having at least 50 mole % Al30 polyhydroxyoxoaluminum cation of all polyhydroxyoxoaluminum cations detectable by quantitative27 Al NMR within the aluminum chlorohydrate salt, and a buffer. The composition can optionally include zirconium. Also disclosed are a method of making an aluminum salt using an increased molar concentration of a starting aluminum salt with a buffer, a method of reducing perspiration with the aluminum chlorohydrate salt, and a method of treating water with the aluminum chlorohydrate salt.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.