Yellow/orange pigments comprising zirconium oxide and cerium, praseodymium and/or terbium values
US5560772A · kind A · utility
4Cited by
10References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 10, 1994 |
| Grant date | Oct 1, 1996 |
| Priority date | — |
| Expiry date | Nov 10, 2014 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/64
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Nontoxic yellow/orange pigment compositions, well suited for the coloration of a wide variety of substrates, for example paints, varnishes, plastics, ceramics, etc., comprise a major amount of a zirconium oxide and an additive amount of cerium, praseodymium and/or terbium values, such rare earth values being in the form of the oxides thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.