# US 8,465,849 B2 · Deuterated zirconium compound for electronic applications

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- Number: US 8,465,849 B2
- Document ID: US8465849B2
- Status: Granted
- Kind: B2
- Application number: 12/643,576
- Filed: 2009-12-21
- Published: 2011-06-23
- Granted: 2013-06-18
- Earliest claimed: 2009-12-21
- Assignees: E. I. Du Pont de Nemours and Company
- Applicants: Adam Fennimore; Weiying Gao
- Inventors: Adam Fennimore; Weiying Gao
- Web page: https://patentgrep.com/patent/US8465849B2

## CPC

- C09B 57/00: Other synthetic dyes of known constitution
- C07F 7/003: {without C-Metal linkages}
- C09B 1/00: Dyes with anthracene nucleus not condensed with any other ring
- C09B 57/008: {Triarylamine dyes containing no other chromophores}
- C09K 11/06: containing organic luminescent materials
- 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}
- H05B 33/20: characterised by the chemical or physical composition or the arrangement of the material in which the electroluminescent material is embedded
- H10K 85/30: Coordination compounds
- H10K 85/626: {containing more than one polycyclic condensed aromatic rings, e.g. bis-anthracene}
- C09K 2211/1014: bridged by heteroatoms, e.g. N, P, Si or B
- C09K 2211/1029: containing one nitrogen atom as the heteroatom
- C09B: ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES {, e.g. PIGMENTS}; MORDANTS; LAKES (fermentation or enzyme using processes to synthesise a desired chemical compound C12P)
- C07F: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM (metal-containing porphyrins C07D487/22)
- C09K: MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- H05B: ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H10K: ORGANIC ELECTRIC SOLID-STATE DEVICES

## Abstract

This invention relates to deuterated electron transfer compounds useful in electronic applications. It also relates to electronic devices in which the electron transfer layer includes zirconium compounds with at least one of the aryl compounds containing some deuteration.

## Claims

### Claim 1

A zirconium compound consisting of:

### Claim 2

An organic electronic device comprising a first electrical contact layer, a second electrical contact layer, an electron transport layer and at least one electroactive layer between the first and second contact layers, wherein the electron transport layer is adjacent to the second electrical contact layer, and wherein the electron transport layer comprises a compound comprising: