<p>PCT No. PCT/GB93/01574 Sec. 371 Date Mar. 31, 1995 Sec. 102(e) Date Mar. 31, 1995 PCT Filed Jul. 26, 1993 PCT Pub. No. WO94/03031 PCT Pub. Date Feb. 3, 1994An electroluminescent device has at least two active semiconductive conjugated polymer light emitting layers arranged between a cathode and an anode. The layers are arranged so that at least part of at least two layers lie in an emission zone of the device.</p>
申请公布号
EP0653149(A1)
申请公布日期
1995.05.17
申请号
EP19930917915
申请日期
1993.07.26
申请人
CAMBRIDGE DISPLAY TECHNOLOGY LIMITED
发明人
FRIEND, RICHARD, HENRY;HOLMES, ANDREW, BRUCE;BRADLEY, DONAL DONAT CONOR;BURN, PAUL LESLIE;KRAFT, ARNO;BROWN, ADAM, RICHARD;BURROUGHES, JEREMY, HENLEY;GREENHAM, NEIL
