Electrophoretic fluid
US9366935B2 · kind B2 · utility
51Cited by
7References
21Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 1, 2012 |
| Grant date | Jun 14, 2016 |
| Priority date | — |
| Expiry date | Feb 1, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2001/1678
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
The present invention is directed to a display fluid comprising charged composite pigment particles dispersed in a solvent. The composite pigment particles have a density which matches to the density of the solvent in which they are dispersed. A display fluid comprising the composite pigment particles provides improved display performance.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.