Active carbon materials, process for the preparation thereof and the use thereof
US5242879A · kind A · utility
140Cited by
9References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 11, 1991 |
| Grant date | Sep 7, 1993 |
| Priority date | — |
| Expiry date | Dec 11, 2011 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01B32/324
- WIPO fieldChemical engineering
- WIPO sectorChemistry
Abstract
The present invention relates to specific activated carbon materials including from 1 to 5% by weight of nitrogen, from 3 to 30% by weight of oxygen and from 40 to 95% by weight of carbon, and having an average pore radius of from 15 to 30 .ANG., with the proviso that mesopores occupy at least 50% by volume based on the total pore volume, and also relates a process for the preparation thereof, and to the use thereof as catalysts.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.