Electrophoretic dispersion
US9428649B2 · kind B2 · utility
28Cited by
6References
7Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 2, 2011 |
| Grant date | Aug 30, 2016 |
| Priority date | — |
| Expiry date | Feb 21, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2001/1678
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
The present invention is directed to an electrophoretic dispersion comprising pigment particles dispersed in a solvent or solvent mixture, wherein said pigment particles comprises at least one polymer chain comprising a terminal thiocarbonylthio group, attached to the particle surface. The invention also relates to pigment particles suitable for use in an electrophoretic dispersion and methods for their preparation through a RAFT polymerization technique.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.