Titanium dioxide particles
US6740312B2 · kind B2 · utility
36Cited by
9References
38Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 17, 2002 |
| Grant date | May 25, 2004 |
| Priority date | — |
| Expiry date | Jun 17, 2022 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K3/22
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Anatase titanium dioxide particles with a size of at most 100 nm wherein the particles are at least partially covered with a layer of at least one metal oxide, hydroxide or hydroxide oxide and the particles exhibit a BET specific surface of at least 70 m2/g and a relative density of the order of 2.2. A process for preparing the anatase dioxide particles is also disclosed.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.