Pigmented substrates comprising terbium compound colorants
US5688316A · kind A · utility
1Cited by
2References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 20, 1996 |
| Grant date | Nov 18, 1997 |
| Priority date | — |
| Expiry date | Mar 20, 2016 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/2991
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Colored/pigmented substrates, for example plastics, paints, varnishes, ceramics, glazes, papers, inks, cosmetics, dyes, binders, coatings, rubbers, etc., include an effective coloration-imparting amount of at least one colorant terbium compound having the formula ATbO.sub.3 and/or ATbMO.sub.3, wherein A is at least one alkaline earth metal and M is cerium, zirconium, praseodymium, or combination thereof.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.