Grafting functionalized pearlescent or metallic pigment onto polyester polymers for special effect images
US7998649B2 · kind B2 · utility
0Cited by
4References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 3, 2008 |
| Grant date | Aug 16, 2011 |
| Priority date | — |
| Expiry date | Mar 14, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC09C2200/505
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Pigment particles with at least one metal oxide surface additive, wherein the at least one metal oxide surface additive is a metal oxide particle covalently bonded with at least one polycondensation polymer, wherein the pigment particle is a pearlescent or metallic pigment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.