THIADIAZOLE-BASED COMPOUND, LIGHT EMITTING ELEMENT COMPOUND, LIGHT EMITTING ELEMENT, LIGHT EMITTING DEVICE, AUTHENTICATION DEVICE, AND ELECTRONIC APPARATUS

• US 20120262057A1
• Filed: 04/12/2012
• Published: 10/18/2012
• Est. Priority Date: 04/18/2011
• Status: Active Grant

• Current Assignee: Seiko Epson Corporation (Seiko Group)
• Original Assignee: Seiko Epson Corporation (Seiko Group)
• Inventors: FUJITA, Tetsuji, YAMAMOTO, Hidetoshi
• Granted Patent: US 9,072,150 B2
• Time in Patent Office: Days
• US Class Current: 313/504
• CPC Class Codes: C07D 471/04 Ortho-condensed systems
• CPC Class Codes: C07D 513/04 Ortho-condensed systems
• CPC Class Codes: C07D 519/00 Heterocyclic compounds containing more than one system of two or more relevant hetero rings condensed among themselves or condensed with a common carbocyclic ring system not provided for in groups C07D453/00 or C07D455/00
• CPC Class Codes: C09K 11/06 containing organic luminescent materials
• CPC Class Codes: C09K 2211/1007 Non-condensed systems
• CPC Class Codes: C09K 2211/1011 Condensed systems
• CPC Class Codes: C09K 2211/1066 with sulfur
• 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 2101/10 Triplet emission
• CPC Class Codes: H10K 50/11 characterised by the electroluminescent [EL] layers
• CPC Class Codes: H10K 85/622 containing four rings, e.g. pyrene
• CPC Class Codes: H10K 85/636 comprising heteroaromatic hydrocarbons as substituents on the nitrogen atom
• CPC Class Codes: H10K 85/657 Polycyclic condensed heteroaromatic hydrocarbons

Abstract

A light emitting element includes a light emitting layer that is provided between an anode, a cathode, an anode, and a cathode, and the light emitting layer is configured to include the compound represented by Formula 1 below and the compound represented by Formula RH-1 below.

(In Formula 1, A indicates an aryl group, an arylamino group, or triarylamine that may respectively independently include a hydrogen atom, an alkyl group, and a substituent.)

(In Formula IRH-1, n indicates a natural number between 1 and 12, and R represents a substituent or a functional group, and indicates an aryl group or an arylamino group that may respectively independently include a hydrogen atom, an alkyl group, and a substituent.)

Claims

1. A thiadiazole-based compound represented by Formula 1 below.

2. A light emitting element compound configured by the thiadiazole-based compound according to claim 1.

3. A light emitting element comprising:

an anode;

a cathode; and

a light emitting layer that is provided between the anode and the cathode, the light emitting layer emits light through a passage of an electric current between the anode and the cathode,

wherein the light emitting element includes a compound represented by Formula 1 below as a light emitting material.

4. The light emitting element according to claim 3,

wherein the light emitting layer includes a compound represented by Formula IRH-1 below as the host material.

5. The light emitting element according to claim 3,

wherein the light emitting layer includes a compound represented by Formula IRH-2 below as the host material.

6. The light emitting element according to claim 3

wherein the light emitting element includes a compound represented by Formula IRH-3 below as the host material.

7. The light emitting element according to claim 3,

wherein the host material is configured by carbon atoms and hydrogen atoms.

8. A light emitting device comprising the light emitting element according to claim 3.

9. A light emitting device comprising the light emitting element according to claim 4.

10. A light emitting device comprising the light emitting element according to claim 5.

11. A light emitting device comprising the light emitting element according to claim 6.

12. An authentication device comprising the light emitting element according to claim 3.

13. An authentication device comprising the light emitting element according to claim 4.

14. An authentication device comprising the light emitting element according to claim 5.

15. An authentication device comprising the light emitting element according to claim 6.

16. An electronic apparatus comprising the light emitting element according to claim 3.

17. An electronic apparatus comprising the light emitting element according to claim 4.

18. An electronic apparatus comprising the light emitting element according to claim 5.

19. An electronic apparatus comprising the light emitting element according to claim 6.