Method for inducing or enhancing the threshold voltage of an electrophoretic display
US7767112B2 · kind B2 · utility
27Cited by
38References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 11, 2007 |
| Grant date | Aug 3, 2010 |
| Priority date | — |
| Expiry date | May 21, 2029 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08L2205/03
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
This invention relates to electrophoretic displays having improved performance. The invention also relates to a method for inducing or enhancing the threshold voltage of an electrophoretic display, which method comprises adding a threshold promoter into an electrophoretic fluid which comprises charged pigment particles or pigment-containing microparticles dispersed in a dielectric solvent or solvent mixture.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.