Noble metal coated substrate pigments
US6517939B1 · kind B1 · utility
28Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 3, 1999 |
| Grant date | Feb 11, 2003 |
| Priority date | — |
| Expiry date | Sep 3, 2019 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31612
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A silver/gold coated laminar substrate pearlescent product is improved by incorporating rhodium in an amount of up to about 2% into the coating and/or by overcoating with a silane in an amount of up to about 5%.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.