| 摘要 |
<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> |
