Global Patent Index - EP 0992177 A1

EP 0992177 A1 2000-04-12 - ELECTROLUMINESCENT DEVICE AND METHOD FOR PRODUCING THE SAME

Title (en)

ELECTROLUMINESCENT DEVICE AND METHOD FOR PRODUCING THE SAME

Title (de)

ELEKTROLUMINESZENTE VORRICHTUNG UND HERSTELLUNGSVERFAHREN

Title (fr)

DISPOSITIF ELECTROLUMINESCENT ET PROCEDE DE PRODUCTION

Publication

EP 0992177 A1 (EN)

Application

EP 98913220 A

Priority

  • JP 12862697 A
  • US 9806119 W

Abstract (en)

[origin: WO9853645A1] An electroluminescent device and a method for making it are disclosed. The device has a transparent substrate (1), a transparent conductive layer (2) placed on the back surface of said transparent substrate (1), a luminescent layer (8) comprising luminescent particles (7) and a matrix resin and being placed on the back surface of said transparent conductive layer (2), and a rear electrode (6) placed on the back surface of said luminescent layer (8), wherein said luminescent layer (8) has a transparent support layer (3) comprising a matrix resin and being placed on the side of said transparent conductive layer (2), an insulating layer (5) comprising an insulating material and being placed on the side of said rear electrode, and a luminescent particle layer (4) consisting essentially of particles which comprise luminescent particle (7) and are embedded in both said support layer (3) and said insulating layer (5).

IPC 1-7 (main, further and additional classification)

H05B 33/14; H05B 33/10; H05B 33/20; H05B 33/22

IPC 8 full level (invention and additional information)

G09F 13/22 (2006.01); H05B 33/10 (2006.01); H05B 33/12 (2006.01); H05B 33/14 (2006.01); H05B 33/20 (2006.01); H05B 33/22 (2006.01)

CPC (invention and additional information)

H05B 33/145 (2013.01); H05B 33/10 (2013.01); H05B 33/20 (2013.01); H05B 33/22 (2013.01); G09F 2013/227 (2013.01)

Citation (search report)

See references of WO 9853645A1

Designated contracting state (EPC)

DE ES FR GB IT NL

EPO simple patent family

WO 9853645 A1 19981126; AU 6782498 A 19981211; BR 9809125 A 20000801; CA 2289085 A1 19981126; CN 1257641 A 20000621; EP 0992177 A1 20000412; JP H10335064 A 19981218

INPADOC legal status


2001-05-09 [18D] DEEMED TO BE WITHDRAWN

- Effective date: 20000815

2000-08-16 [17Q] FIRST EXAMINATION REPORT

- Effective date: 20000704

2000-04-12 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 19991215

2000-04-12 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A1

- Designated State(s): DE ES FR GB IT NL