Organosilicon treatment of TiO.sub.2 pigment bearing a coating with fluoride ions
US5562990A · kind A · utility
7Cited by
6References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 23, 1995 |
| Grant date | Oct 8, 1996 |
| Priority date | — |
| Expiry date | Feb 23, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/8305
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Organosilicon treatment of TiO.sub.2 particles coated with alumina or alumina-silica having a fluoride compound or fluoride ions associated with them is disclosed to improve properties such as photostability and humidity resistance when incorporated in powder coatings and/or plastics.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.