Basf Se Corporation

Clap Co., Ltd.

Leland Stanford Junior University

Innovationlab Gmbh

Thomas Weitz

Iori Doi

Michael Eustachi

Pascal Hayoz

Ashok Kumar Mishra

Mi Zhou

Chao Wu

Chongjun Jiao

Szehui Chua

Ilja Vladimirov

Zhenan Bao

Patrice Bujard

Junichi Takeya

Thomas Gessner

Stefan Becker

Alexander Kraus

Hitoshi Yamato

Natalia Chebotareva

Hans Jürg Kirner

Silke Annika Koehler

Manuel Hamburger

Tiziana Chiodo

Florian Doetz

Matthias Georg Schwab

Hiroyoshi Noguchi

Jochen Brill

Jules Mikhael

Thomas Musiol

Maximilian Hemgesberg

Dieter Freyberg

Florian Dötz

Fulvio Giacomo Brunetti

Fabien Nekelson

Ting Lei

Wieland Reis

Michael Kaiser

Michel Kettner

Wyman Zhao

Jiao Chongjun

Ang Sweemeng

Ying-Chih Lai

Doi Iori

Huiliang Wang

Masayuki Kishi

Thomas Seyfried

Takuya Tsuda

Silke Annika Köhler

Ilja Aizenberg

Krischan Fabian Jeltsch

Korwin Maria Schelkle

The present invention provides compounds of formulae (1) (2) wherein Rand Rare Calkyl, CO-alkenyl, C-alkynyl, C-cycloalkyl, C-aryl or 5 to 14 membered heteroaryl, wherein C-alkyl, CO-alkenyl and CO-alkynyl can be substituted with one or more substituents selected from the group consisting of halogen, phenyl, O&#x2014;C-alkyl, O&#x2014;C-alkenyl and O&#x2014;CO-alkynyl, and wherein C-cycloalkyl, C-aryl and 5 to 14 membered heteroaryl can be substituted with one or more substituents selected from the group consisting of halogen, Calkyl, CO-alkenyl, CO-alkynyl, O&#x2014;C-alkyl, O&#x2014;Co-alkenyl and O&#x2014;Co-alkynyl, R, R, Rand Rare independently and at each occurrence selected from the group consisting of Calkyl, C-alkenyl, C-alkynyl, C-aryl and 5 to 14 membered heteroaryl, wherein C-alkyl, Co-alkenyl and Co-alkynyl can be substituted with one or more substituents selected from the group consisting of halogen, phenyl, O&#x2014;C-alkyl, O&#x2014;C-alkenyl and O&#x2014;C-alkynyl, and wherein C-cycloalkyl, C-aryl and 5 to 14 membered heteroaryl can be substituted with one or more substituents selected from the group consisting of halogen, Calkyl, Co-alkenyl, C0-alkynyl, O&#x2014;C-alkyl, O&#x2014;C-alkenyl and O&#x2014;Co-alkynyl, n and o are independently 0, 1, 2, 3, 4 or 5, and m and p are independently 0, 1, 2 or 3, and to electronic device comprising the compounds of formulae 1 or 2. 

Substituted benzonaphthathiophene compounds for organic electronics

The present invention relates to a method for separating semi-conducting and metallic single-walled carbon nanotubes from each other and, if present, from other carbonaceous material, or for separating semi-conducting or metallic single-walled carbon nanotubes from other carbonaceous material via density separation using a solution of a polytungstate; to semi-conducting or metallic single-walled carbon nanotubes obtained by this method; and to the use of these semi-conducting or metallic single-walled carbon nanotubes. The invention further relates to the use of a polytungstate, particularly sodium polytungstate, for separating semi-conducting single-walled carbon nanotubes from metallic single-walled carbon nanotubes, or for separating semi-conducting single-walled carbon nanotubes from undesired carbonaceous material, particularly from metallic single-walled carbon nanotubes, or for separating metallic single-walled carbon nanotubes from undesired carbonaceous material, particularly from semi-conducting single-walled carbon nanotubes. The invention also relates to specific polyarylethers containing phosphate groups and their use as surface-active compounds.

Separation of semi-conducting and metallic single-walled carbon nanotubes using a polytungstate

Disclosed are a novel semiconductor composition comprising at least one organic semiconductor in a liquid medium and the use thereof the production of organic semiconductor devices, in particular organic field effect transistors, organic solar cells, light-emitting diodes and sensors.

Organic semiconductor composition comprising a liquid medium

Provided is a process for preparing a composition comprising semiconducting single-walled carbon nanotubes, a semiconducting polymer and solvent A (composition A), which process comprises the step of separating composition A from a composition comprising semiconducting and metallic single-walled carbon nanotubes, the semiconducting polymer and solvent B (composition B), wherein the semiconducting polymer has a band gap in the range of 0.5 to 1.8 eV and solvent A and B comprise an aromatic or a heteroaromatic solvent, composition A itself, a process for forming an electronic device, which process comprises the step of forming a layer by applying composition A to a precursor of the electronic device, as well as the electronic device obtainable by this process.

Sorting of carbon nanotubes

A thin film semiconductor comprising a compound of formula I or II wherein: Rand R, at each occurrence, independently are selected from a Calkyl group, a Calkenyl group, a Calkynyl group and a Chaloalkyl group, R, R, R, and Rindependently are H or an electron-withdrawing group, wherein at least one of R, R, R, and Ris an electron-withdrawing group; and a non-conductive polymer. 

Thin film semiconductor comprising a small-molecular semiconducting compound and a non-conductive polymer

Provided are a process for preparing a crystalline organic semiconductor material wherein the conditions of crystallization lead to the formation of crystals at the gas liquid interface having advantageous semiconductor properties, the obtained crystalline organic semiconductor material and the use thereof for the production of organic semiconductor devices, in particular organic field effect transistors and organic solar cells.

Process for preparing a crystalline organic semiconductor material

The present invention provides compounds of formula (I) wherein X is O, S or NR, wherein Ris H, C-alkyl, substituted C-alkyl, C-alkenyl, substituted C-alkenyl, C-alkynyl, substituted C-alkynyl or C(0)-OR, Rand Rare independently from each other selected from the group consisting of C-alkyl, substituted C-alkyl, C-alkenyl, substituted C-alkenyl, C-alkynyl, substituted C-alkynyl, C-cycloalkyl, substituted C-cycloalkyl, C-cycloalkenyl, and substituted C-cycloalkenyl, and an electronic device comprising the compounds as semiconducting material. 

Heteroaromatic compounds for organic electronics

The present invention provides an electronic component or device comprising a gate electrode, a source electrode and a drain electrode, wherein said component or device further comprising an organic semiconducting (OSC) material that is provided between the source and drain electrode, wherein the OSC material comprises (a) a polymer represented by formula: (I), and (b) a compound of formula (II). High quality OFETs can be fabricated by the choice of a semiconductor material, which is comprised of a polymer represented by formula I and (b) a compound of formula II. 

Organic field effect transistor

The present invention provides compounds of formula (1) wherein o is 1, 2 or 3, p is 0, 1 or 2, n is 0, 1 or 2, m is 0, 1 or 2, and A is a mono- or polycyclic ring system, which may contain at least one heteroatom, and an electronic device comprising the compounds as semiconducting material. 

Heteroacene compounds for organic electronics

The present invention provides compounds of formula 1 wherein Xand Xare independently from each other O, S or Se, and an electronic device comprising the compounds as semiconducting material. 

Heteroacenes for organic electronics

Phenacene compounds of formula (I) are disclosed. All the variables in the formula are the same as defined in the description. A thin film semiconductor comprising the above compounds, and a field effect transistor device, a photovoltaic device, an organic light emitting diode device and a unipolar or complementary circuit device comprising the thin film are also disclosed. 

Phenacene compounds for organic electronics

Growing community of inventors

Mannheim, Germany

Thomas Weitz