Weather resistant pearlescent pigments
US5423912A · kind A · utility
45Cited by
9References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 21, 1993 |
| Grant date | Jun 13, 1995 |
| Priority date | — |
| Expiry date | Oct 21, 2013 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09C2220/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A titanium dioxide- or iron oxide-coated mica pearlescent pigment having a coating which contains a combination of hydrated cerium and aluminum oxides has enhanced weatherstability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.