Effect pigments with improved colorant adhesion
US6533858B1 · kind B1 · utility
11Cited by
14References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 10, 2000 |
| Grant date | Mar 18, 2003 |
| Priority date | — |
| Expiry date | May 2, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09C2220/10
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Non-bleeding, non-agglomerated, lustrous colored combination pigments constitute a platy substrate and absorption colorant bound thereto with metal hydroxides and one or more hydrolyzed silane coupling agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.