(19)
(11)EP 2 710 020 A1

(12)

(43)Date of publication:
26.03.2014 Bulletin 2014/13

(21)Application number: 12724797.1

(22)Date of filing:  16.05.2012
(51)International Patent Classification (IPC): 
C07F 15/00(2006.01)
H01L 51/00(2006.01)
C09K 11/00(2006.01)
H05B 33/00(2006.01)
(86)International application number:
PCT/US2012/038224
(87)International publication number:
WO 2012/158851 (22.11.2012 Gazette  2012/47)
(84)Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30)Priority: 19.05.2011 US 201113111555

(71)Applicant: Universal Display Corporation
Ewing, NJ 08618 (US)

(72)Inventors:
  • KOTTAS, Gregg
    Ewing New Jersey 08618 (US)
  • XIA, Chuanjun
    Ewing New Jersey 08618 (US)
  • ELSHENAWY, Zeinab
    Ewing New Jersey 08618 (US)
  • ANSARI, Narin
    Ewing New Jersey 08618 (US)

(74)Representative: Comoglio, Elena et al
Jacobacci & Partners S.p.A. Corso Emilia 8
10152 Torino
10152 Torino (IT)

  


(54)PHOSPHORESCENT HETEROLEPTIC PHENYLBENZIMIDAZOLE DOPANTS AND NEW SYNTHETIC METHODOLOGY