Photocatalytic coating compositions
US7776954B2 · kind B2 · utility
2Cited by
2References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 30, 2008 |
| Grant date | Aug 17, 2010 |
| Priority date | — |
| Expiry date | Jan 30, 2028 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L21/02
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
De-polluting, self-cleaning coating compositions are disclosed which comprise an extender that comprises a mixture of calcium carbonate and one or more alternate extenders. The coatings of the invention exhibit improved durability and opacity without affecting the photocatalytic removal of NOx compounds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.