Porous inorganic particulate material
US6136740A · kind A · utility
7Cited by
1References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 9, 1998 |
| Grant date | Oct 24, 2000 |
| Priority date | — |
| Expiry date | Nov 9, 2018 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K7/26
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A method of producing a porous inorganic particulate material which comprises treating a particulate aluminosilicate material with a leaching agent which chemically reacts with or solubilizes aluminum and thereby leaches aluminum from the aluminosilicate material, wherein the particulate aluminosilicate material is a particulate hydrous aluminosilicate material which has been flash calcined.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.