Organic light-emitting device using paracyclophane

• US 6,869,698 B2
• Filed: 12/04/2002
• Issued: 03/22/2005
• Est. Priority Date: 12/04/2002
• Status: Expired due to Fees

• Current Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Original Assignee: Canon Kabushiki Kaisha (Canon Inc.)
• Inventors: Chen, Jian Ping, Suzuki, Koichi, Ueno, Kazunori
• Primary Examiner(s): Dye, Rena
• Assistant Examiner(s): Thompson, Camie S
• Application Number:
  US10/309,116
• Publication Number:
  US 20040110027A1
• Time in Patent Office: 839 Days
• Field of Search: 428/690, 428/917, 313/503, 313/504, 313/506, 558/270, 252/301.16
• US Class Current: 428/690
• CPC Class Codes: C07C 13/70 with a condensed ring system consisting of at least two, mutually uncondensed aromatic ring systems, linked by an annular structure formed by carbon chains on non-adjacent positions of the aromatic ring, e.g. cyclophanes
• CPC Class Codes: C07C 211/54 having amino groups bound to two or three six-membered aromatic rings
• CPC Class Codes: C07C 211/61 with at least one of the condensed ring systems formed by three or more rings
• CPC Class Codes: C07C 23/18 Polycyclic halogenated hydrocarbons
• CPC Class Codes: C07C 25/22 with condensed rings
• CPC Class Codes: C07C 2603/18 Fluorenes; Hydrogenated fluorenes
• CPC Class Codes: C09K 11/06 containing organic luminescent materials
• CPC Class Codes: C09K 2211/1003 Carbocyclic compounds
• CPC Class Codes: C09K 2211/1007 Non-condensed systems
• CPC Class Codes: C09K 2211/1011 Condensed systems
• CPC Class Codes: C09K 2211/1014 bridged by heteroatoms, e.g. N, P, Si or B
• CPC Class Codes: C09K 2211/1029 containing one nitrogen atom as the heteroatom
• CPC Class Codes: H05B 33/14 characterised by the chemical or physical composition or the arrangement of the electroluminescent material , or by the simultaneous addition of the electroluminescent material in or onto the light source
• CPC Class Codes: H10K 2102/103 comprising indium oxides, e.g. ITO
• CPC Class Codes: H10K 50/11 characterised by the electroluminescent [EL] layers
• CPC Class Codes: H10K 50/14 Carrier transporting layers
• CPC Class Codes: H10K 85/60 Organic compounds having low molecular weight H10K85/10 - H10K85/50 take precedence
• CPC Class Codes: H10K 85/626 containing more than one polycyclic condensed aromatic rings, e.g. bis-anthracene
• CPC Class Codes: Y10S 428/917 Electroluminescent

Abstract

An organic light-emitting device (OLED) in which a paracyclophane or a paracyclophane derivative is used as the emissive layer and/or one or more of the charge transport layers, or as a host material for one or more of these layers.

Claims

1. An organic light emitting device comprising:

an emissive layer sandwiched between at least a cathode and an anode, wherein the emissive layer includes an organic compound according to the following formula (III);

2. An organic light emitting device comprising:

an emissive layer sandwiched between at least a cathode and an anode, wherein the emissive layer includes an organic compound according to the following formula (IV);

3. An organic light emitting device comprising:

an emissive layer sandwiched between at least a cathode and an anode, wherein the emissive layer includes an organic compound according to the following formula (V);

4. An organic light emitting device comprising:

an emissive layer sandwiched between at least a cathode and an anode, wherein the emissive layer includes an organic compound according to the following formula (VI);

5. An organic light emitting device comprising:

an emissive layer sandwiched between at least one charge transport layer and a cathode and an anode, wherein the charge transport layer includes an organic compound according to the following formula (III);

6. An organic light emitting device comprising:

an emissive layer sandwiched between at least one charge transport layer and a cathode and an anode, wherein the charge transport layer includes an organic compound according to the following formula (IV);

7. An organic light emitting device comprising:

an emissive layer sandwiched between at least one charge transport layer and a cathode and an anode, wherein the charge transport layer includes an organic compound according to the following formula (V);

8. An organic light emitting device comprising:

an emissive layer sandwiched between at least one charge transport layer and a cathode and an anode, wherein the charge transport layer includes an organic compound according to the following formula (VI);