Cambridge Display Technology Limited

Cdt Oxford Limited

Sumitomo Chemical Company, Limited

Novaled Gmbh

Toppan Printing Co., Ltd.

Sumitomo Chemical Company, Limtied

Cambridge Display Teclmology Limited

Annette Steudel

Kiran Timothy Kamtekar

Sophie Barbara Heidenhain

Mary Joyce McKiernan

Alan Mosley

Nigel A Male

Mark D Andrews

Carl R Towns

Martin Humphries

Julien Frey

Mark Leadbeater

Scott Edward Watkins

Kai Look

Daniel Hicks

Jeremy H Burroughes

Chizu Sekine

Jonathan Nigel Pillow

Makoto Anryu

Florence Bourcet

Hidenobu Kakimoto

Thomas Pounds

Ruth Pegington

Nalinkumar Lallubhai Patel

Natasha M Conway

Satoshi Mikami

Richard Boakye Owoare

Michael John Frampton

Caroline Towns, Legal Representative

Jonthan N G Pillow

Kal Look

Neil Maxted

Elena Hojas Garcia

Oscar Fernandez

Natasha Conway

Sophie Heidenhain

Mary Mckiernan

The present invention relates to a semiconducting material comprising an electron transport matrix compound comprising at least one electron transporting structural moiety and at least one polar structural moiety; a matrix compound and electronic device utilizing the semiconducting material.

Semiconducting material and naphthofurane matrix compound for it

A polymer comprising repeat units of formula (I) and repeat units of formula (II): 

Polymers and organic electronic device

A polymer compound is provided having constitutional units of formula (1) and formula (2), and a constitutional unit of formula (3) and/or (4'): wherein Arto Ar, Ar, Ar&#x2032; and Arrepresent arylene groups or the like; Arto Arrepresent aryl groups or the like; Arrepresents (2+p)-valent aromatic hydrocarbon group or the like; Arrepresents (2+n)-valent aromatic hydrocarbon group or the like; Rrepresents alkyl group or the like; L, L, Land Lrepresent alkylene groups or the like; Land Lrepresent oxygen atoms or the like; Qrepresents monovalent crosslinkable group; Q&#x2032; to Q&#x2032; represent monovalent crosslinkable groups or the like; x, y, c, nA and nD represent 0 or 1; p represents integer of 1 or greater; na and ng represent integer of 0 to 3; nb and nh represent integer of 0 to 12; and n represents integer of 1 to 4.

Polymer compound and light emitting element using same

A co-polymer comprising a repeat unit of formula (I): wherein Ar, Arand Areach independently represent an aryl or heteroaryl group that may be unsubstituted or substituted with one or more substituents, the copolymer further comprising a conjugation-breaking repeat unit that does not provide any conjugation path between repeat units adjacent to the conjugation-breaking repeat unit. The copolymer may be used as a host material of a phosphorescent material in a light-emitting layer of an organic light-emitting device.

Polymer and organic light-emitting device

A polymer comprising repeat units of formula (I) and one or more co-repeat units:  The polymer may form a charge-transporting layer of an OLED or may be a host material used with a luminescent dopant in a light-emitting layer of an OLED.

Composition containing dopant and co-polymers having non-conjugated spacer units and its use in OLED devices

A composition comprising a polymer and a phosphorescent material wherein the polymer comprises repeat units of formula (I): wherein A is a heteroaryl group containing a nitrogen atom, and A may be unusubstituted or substituted with one or more substituents;

Polymer and organic electronic device

A monomer for use in manufacturing a conjugated polymer, the monomer having a structure as shown formula (2): 

Rigid amines

Light-emitting and/or charge transporting polymers, methods of making the same, and organic light emitting devices comprising such polymers, the polymers comprising a repeat unit of formula (I):&#x2014;(Ar)-Sp-CT-Sp-(Ar)&#x2014;&#x2003;&#x2003;(I)in which CT represents a conjugated charge-transporting group, each Ar independently represents an optionally substituted aryl or heteroaryl group, q is at least 1, and each Sp independently represents a spacer group forming a break in conjugation between Ar and CT.

Organic light-emitting polymer and device

A light emitting device comprising: an anode; a cathode; a light emissive layer located between the anode and the cathode, said light emissive layer comprising a charged metal complex for emitting light and a counterion or counterions with sufficient charge to balance the change on the charged metal complex; characterized in that the counterion or counterions are substantially immobile so (that light output from the device is immediate, provided that the combined charged metal complex and counterion do not have General Formula: (I) or (II); where C&#x2014;N is a cyclometallated liquid.

Light-emitting device

Compositions of a mixture of a thiol material and a material that contains a reactive unsaturated carbon-carbon bond that can be polymerized to form a charge-transporting or luminescent film are described, as is an organic light-emitting diode (OLED) device comprising at least one such charge-transporting or emissive layer that has been formed by polymerizing a thiol material and an ene material. The process for forming such an OLED, including the deposition of a layer of material comprising the polymerizable composition, from solution, exposing said layer to actinic radiation through a mask, and then optionally developing said film to form a photopatterned film, is also disclosed.

Polymerizable compositions and organic light-emitting devices containing them

An electroluminescent material comprises the following structural unit: 

Electroluminescent materials and optical device

A semiconductive hole transport material containing polar substituent groups, the polar substituent groups substantially not affecting the electronic properties of the hole transport material and the hole transport material being soluble in a polar solvent.

Polar semiconductor hole transporting material

A monomer for use in manufacturing a conjugated polymer, the monomer having a structure as shown formula (2):  Ar, Arand Arare independently selected from optionally substituted aryl or heteroaryl, Xand Xboth independently comprise a leaving group capable of participating in polymerisation and Z represents a direct bond or an optionally substituted bridging atom.

Conjugated polymers prepared from rigid amines

A device comprising an electroluminescent copolymer comprising a light-emitting repeat unit in the polymer backbone and wherein the repeat unit is conjugatively separate from the polymer backbone.

Electroluminescent material and device

Growing community of inventors

Cambridge, United Kingdom

Annette Steudel