Production of anhydrous aluminium chloride
US4264569A · kind A · utility
12Cited by
4References
5Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 26, 1979 |
| Grant date | Apr 28, 1981 |
| Priority date | — |
| Expiry date | Sep 26, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01F7/58
- WIPO fieldMaterials, metallurgy
- WIPO sectorChemistry
Abstract
A process for obtaining anhydrous aluminium chloride from aluminium chloride hexahydrate comprises heating the hexahydrate at a temperature in the range 200.degree.-450.degree. C. until it is substantially dehydrated and reacting the dehydrated material at a temperature in the range 350.degree.-600.degree. C. with a gas mixture containing chlorine, carbon monoxide, carbon dioxide and hydrogen, to produce gaseous anhydrous aluminium chloride.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.