Metallic pigment particles and electrostatic inks
US9550903B2 · kind B2 · utility
2Cited by
4References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 20, 2012 |
| Grant date | Jan 24, 2017 |
| Priority date | — |
| Expiry date | Aug 27, 2032 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC01P2006/60
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present disclosure relates to a method for coating conductive metallic pigment particles, the method comprising: providing a first liquid carrier containing a dissolved resin and suspended conductive metallic pigment particles; effecting precipitation of the resin from the first liquid, such that a coating of the resin is formed on the conductive metallic pigment particles. Also disclosed herein are conductive metallic pigment particles, and an electrostatic ink composition comprising coated conductive metallic pigment particles.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.