Sulfone group-containing compound, an organic light emitting diode (OLED) device having the same, and a method of fabricating the OLED device

  • US 9,397,301 B2
  • Filed: 06/25/2013
  • Issued: 07/19/2016
  • Est. Priority Date: 05/06/2013
  • Status: Active Grant
First Claim
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1. A sulfone group-containing compound having three or four fluorene sulfur oxide groups, wherein a formula of the sulfone group-containing compound having three fluorene sulfur oxide groups is as:

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