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US 7,473,782 B2Granted
Fluorinated dyes or colorants and their uses
AssigneeSiPix Imaging, Inc.
InventorsJin Yang, Ying-Syi Li, Haiyan Gu, Yajuan Chen
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Abstract
This invention relates to novel fluorinated dyes or colorants having high solubility and low viscosity in halogenated, especially fluorinated, solvents. The dyes or colorants of the present invention improve the performance of electrophoretic displays.
Claims4
A fluorinated perylene dye or colorant expressed by the following Formula (IV):
- wherein:
- m+n+p+q=1-4;
- X is O;
- R1 is Rf-A- wherein Rf is a fluorinated alkyl and A is an alkylene chain;
- and
- R2 is RO— wherein R is a fluorinated alkyl.
3 more elements
Dependencies are inferred from the claim text.