E.i. Dupont De Nemours and Company

Dupont Displays Inc

E. I. Du Pont Nemours and Co.

Other

Oxford Medical Limited

E I Du Pont De Nemours and Company Dupont Displays Inc

Lg Chem, Ltd

Che-Hsiung Hsu

Hjalti Skulason

Daniel David Lecloux

Sunghan Kim

Chi Zhang

Frank Peter Uckert

Shawn Yeisley

Eric Maurice Smith

Christopher P Junk

Charles J Dubois

Yong Cao

Yulong Shen

Christopher John Roach

Mark Andrew Harmer

Robert Clayton Wheland

Alan Frederick Carroll

Hong Meng

Mark F Teasley

Ralph Birchard Lloyd

Mark T Martello

Viacheslav Alexandrovich Petrov

Andrew Edward Feiring

Weiying Gao

Zhen-Yu Yang

Shiva Prakash

Charles Douglas MacPherson

Steven Willis Shuey

Ed Sundaram Ramakrishnan

Ming Zheng

Dmitry Kolosov

Amy Qi Han, Legal Representative

Ian Storms Moody

Natalie Daoud

Nora Sabina Radu

Adam Fennimore

Michael Henry Howard, Jr

Vlodek Gabara

Michael Robert Samuels

Donald W Edwards

Ian Leitch McDougall

Charles D Lang

Raymond F Tietz

Gordana Srdanov

Jeffrey David Cohen

Wilfred Sweeny

Edward William Tokarsky

Tami Janene Faircloth

Hsiang Shih

Huawen Li

Alan G Armstrong

Dennis J Kountz

Chrisopher P Junk

Andrew Edward Feiging

Viascheslav A Petrov

Zheng-Yu Yang

Mats Anders Paul Fahlman

Slawomir Jacek Marciniak

William Raymond Salaneck

Michel Dubeau

Nancy L Gin

Wilton H Dickerson, Jr

Slawomir Jacek Braun

The present disclosure relates to electrically conductive polymer compositions, and their use in electronic devices. The compositions are an aqueous dispersion including: (i) at least one electrically conductive polymer doped with a non-fluorinated polymeric acid; (ii) at least one highly-fluorinated acid polymer; and (iii) electrically insulative oxide nanoparticles.

Electrically conductive polymer compositions and films made therefrom

The present invention relates to electrically conductive polymer compositions, and their use in electronic devices. The compositions contain a semi-aqueous dispersion of at least one electrically conductive polymer doped with at least one highly-fluorinated acid polymer, non-conductive oxide nanoparticles, at least one high-boiling organic liquid, and at least one lower-boiling organic liquid.

Electrically conductive polymer compositions for coating applications

The present invention relates to electrically conductive polymer compositions, and their use in electronic devices. The compositions are an aqueous dispersion including: (i) at least one electrically conductive polymer doped with a non-fluorinated polymeric acid; (ii) at least one highly-fluorinated acid polymer; (iii) at least one water-compatible high-boiling organic solvent; and (iv) electrically insulative inorganic oxide nanoparticles.

The present invention relates to buffer bilayers, and their use in electronic devices. The bilayer has a first layer including (i) at least one electrically conductive polymer doped with at least one non-fluorinated polymeric acid and (ii) at least one highly-fluorinated acid polymer. The bilayer has a second layer which is a reacted layer from a metal which can be one or more transition metals, Group 13 metals, Group 14 metals, or lanthanide metals.

Buffer bilayers for electronic devices

Compositions are provided comprising a continuous liquid aqueous medium having dispersed therein a polydioxythiophene and at least one colloid-forming fluorinated polymeric acid. Films from invention compositions are useful as buffer layers in organic electronic devices, including electroluminescent devices, such as, for example, organic light emitting diodes (OLED) displays.

Water dispersible polythiophenes made with polymeric acid colloids

The present invention relates to buffer bilayers, and their use in electronic devices. The bilayer has a first layer including at least one electrically conductive polymer doped with at least one highly-fluorinated acid polymer. The second layer is a reacted layer from a metal which can be one or more transition metals, Group 13 metals, Group 14 metals, or lanthanide metals.

Compositions are provided comprising aqueous dispersions of at least one polypyrrole and at least one colloid-forming polymeric acid. The colloid-forming polymeric acid may be fluorinated. The new compositions are useful in electronic devices including organic electronic devices such as organic light emitting diode displays, memory storage, electromagnetic shielding, electrochromic displays, and thin film transistors, field effect resistance devices.

Water dispersible polypyrroles made with polymeric acid colloids for electronics applications

Buffer compositions comprising semiconductive oxide particles and at least one of (a) a fluorinated acid polymer and (b) a semiconductive polymer doped with a fluorinated acid polymer are provided. Semiconductive oxide particles include metal oxides and bimetallic oxides. Acid polymers are derived from monomers or comonomers of polyolefins, polyacrylates, polymethacrylates, polyimides, polyamides, polyaramides, polyacrylamides, polystrenes. The polymer backbone, side chains, pendant groups or combinations thereof may be fluorinated or highly fluorinated. Semiconductive polymers include polymers or copolymers derived from thiophenes, pyrroles, anilines, and polycyclic heteroaromatics. Methods for preparing buffer compositions are also provided.A buffer composition consisting essentially of semiconductive oxide particles wherein the semiconductive oxide particles comprise a bimetallic oxide selected from indium-tin oxide ('ITO'), indium-zinc oxide ('IZO'), gallium-indium oxide, and zinc-antimony double oxide and a fluorinated acid polymer wherein the fluorinated acid polymer has a formula according to Formula XV:

Buffer compositions

The present invention relates to electrically conductive polymer compositions, and their use in organic electronic devices. The electrically conductive polymer compositions include (i) an intrinsically conductive polymer having at least one monomer unit which is a pyridine-fused heteroaromatic and (ii) a fluorinated acid polymer.

Electrically conductive polymer compositions

There are provided electrically conducting polymer compositions comprising an electrectically conductive polymer or copolymer and an organic solvent wettable fluorinated acid polymer. Electrically conductive polymer materials are derived from thiophene, pyrrole, aniline and polycyclic heteroaromatic precursor monomers. Non-conductive polymers derived from alkenyl, alkynyl, arylene, and heteroarylene precursor monomers. The organic-solvent wettable fluorinated acid polymer is fluorinated or highly fluorinated and may be colloid-forming. Acidic groups include carboxylic acid groups, sulfonic acid groups, sulfonimide groups, phosphoric acid groups, phosphonic acid groups, and combinations thereof. The compositions can be used in organic electronic devices.

Provided are compositions having high conductivity and high work-function. The compositions comprise an aqueous dispersion or solution of an electrically conducting polymer and a perfluorinated polymeric acid. The conductive polymers may be made from conjugated monomers or comonomers and a non-fluorinated polymeric acid, and the perfluorinated polymeric acides may be derived from perfluoroolefins having perfluoro-ether-sulfonic acid side chains. Devices embodying such compositions are also provided.

High work-function and high conductivity compositions of electrically conducting polymers

The present invention relates to buffer bilayers, and their use in electronic devices. The bilayer has a first layer including (a) at least one electrically conductive polymer doped with at least one non-highly-fluorinated acid polymer and (b) at least one highly-fluorinated acid polymer, and a second layer including inorganic nanoparticles which are oxides or sulfides.

Compositions are provided comprising aqueous dispersions of electrically conducting organic polymers and a plurality of nanoparticles. Films cast from invention compositions are useful as buffer layers in electroluminescent devices, such as organic light emitting diodes (OLEDs) and electrodes for thin film field effect transistors. Buffer layers containing nanoparticles have a much lower conductivity than buffer layers without nanoparticles. In addition, when incorporated into an electroluminescent (EL) device, buffer layers according to the invention contribute to higher stress life of the EL device.

Electrically conducting organic polymer/nanoparticle composites and methods for use thereof

There is provided a transparent conductor including conductive nanoparticles and at least one of (a) a fluorinated acid polymer and (b) a semiconductive polymer doped with a fluorinated acid polymer. The nanoparticles are carbon nanoparticles, metal nanoparticles, or combinations thereof. The carbon and metal nanoparticles are selected from nanotubes, fullerenes, and nanofibers. The acid polymers are fluorinated or highly fluorinated and have acidic groups including carboxylic acid groups, sulfonic acid groups, sulfonimide groups, phosphoric acid groups, phosphonic acid groups, and combinations thereof. The semiconductive polymers comprise homopolymers and copolymers derived from monomers selected from substituted and unsubstituted thiophenes, pyrroles, anilines, and cyclic heteroaromatics, and combinations of those. The compositions may be used in organic electronic devices (OLEDs).

High work function transparent conductors

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Wilmington, DE, United States of America

Che-Hsiung Hsu