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Color electrophoretic display

  • US 9,013,783 B2
  • Filed: 06/19/2014
  • Issued: 04/21/2015
  • Est. Priority Date: 06/02/2011
  • Status: Active Grant
First Claim
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1. A display fluid comprising a first type of pigment particles which is white and a second type of pigment particles which is colored, and said two types of pigment particles are oppositely charged and dispersed in a black solvent, wherein said black solvent comprises non-charged or slightly charged black particles dispersed in a clear and colorless solvent.

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