US 6,686,066 B2Granted

Light-emitting compound and display device adopting light-emitting compound as color-developing substance

AssigneeSamsung Display Devices Co., Ltd.

InventorsSoon-ki Kwon, Yun-hi Kim, Dong-cheol Shin, Jun-hwan Ahn, Han-sung Yu, Jung-hyun Lee

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Abstract

A light-emitting compound and a display device adopting the light-emitting compounds as a color-developing substance. When the display device adopts an organic layer formed of the light-emitting compound, such as a light-emitting layer or an electron transport layer, as a blue light-emitting material, it can display blue and has good luminous efficiency and driving voltage characteristics.

Claims3

Dependent claims

A light-emitting compound represented by the chemical formula (3):

wherein k is 1 and n2 is 10 to 200.

Dependencies are inferred from the claim text.

Facts

Application: 10/289,182Filed 7 Nov 2002 · division
Priority: KR 98-4840212 Nov 1998
Published: US 2003/0099864 A129 May 2003
Granted: 3 Feb 2004
Term ends: Not estimatedThe source records don’t support an estimate.

Classification13 codes

H10K 85/151
Organic polymers or oligomers: copolymers
C09K 11/06
Luminescent materials, e.g. electroluminescent or chemiluminescent: containing organic luminescent materials
H10K 85/111
Organic polymers or oligomers: comprising aromatic, heteroaromatic, or aryl chains, e.g. polyaniline, polyphenylene or polyphenylene vinylene
H10K 85/40
Organic materials used in the body or electrodes of devices covered by this subclass: organosilicon compounds, e.g. TIPS pentacene

Family

Application09/351,163Parent of this division · filed 12 Jul 1999
US 2003/0099864 A1Pre-grant publication · published 29 May 2003
US 6,506,504 B1Parent of this division
US 6,686,066 B2This patent

From the US filing history. Foreign family members aren’t listed.

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