Bismuth-containing pigment solid solutions
US7517403B2 · kind B2 · utility
1Cited by
7References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 3, 2004 |
| Grant date | Apr 14, 2009 |
| Priority date | — |
| Expiry date | Dec 12, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09C2200/403
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The invention relates to novel colorants based on bismuth oxyhalide and bismuth oxycarboxylates, bismuth oxyenolates or bismuth oxysulfonates and to the use thereof as pigments and coating agents. They are preferably solid solutions, especially solid solutions mainly in the tetragonal crystal lattice of bismuth oxyhalide.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.