Patents by Inventor Christian Schildknecht

Christian Schildknecht has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 8362246
    Abstract: The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as electron transport material in electroluminescent devices, the compounds of formula I, or II may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
    Type: Grant
    Filed: December 9, 2011
    Date of Patent: January 29, 2013
    Assignee: BASF SE
    Inventors: Thomas Schaefer, Heinz Wolleb, Christian Schildknecht, Soichi Watanabe, Christian Lennartz
  • Publication number: 20120319050
    Abstract: The present invention relates to metal-carbene complexes comprising a central atom selected from iridium and platinum, and specific azabenzimidazolocarbene ligands, to OLEDs (Organic Light Emitting Diode, OLED) which comprise such complexes, to a device selected from the group consisting of illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED, to the use of such a metal-carbene complex in OLEDs, for example as emitter, matrix material, charge transport material and/or charge or exciton blocker.
    Type: Application
    Filed: June 12, 2012
    Publication date: December 20, 2012
    Applicant: BASF SE
    Inventors: Stefan METZ, Evelyn Fuchs, Korinna Dormann, Oliver Molt, Christian Lennartz, Gerhard Wagenblast, Thomas Geßner, Christian Schildknecht, Soichi Watanabe
  • Publication number: 20120241681
    Abstract: The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as host material for phosphorescent emitters in electroluminescent devices, the compounds of formula I may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
    Type: Application
    Filed: March 20, 2012
    Publication date: September 27, 2012
    Applicant: BASF SE
    Inventors: Thomas Schaefer, Teresa Marina Figueira Duarte, Christian Schildknecht, Nicolle Langer, Ute Heinemeyer, Heinz Wolleb, Soichi Watanabe, Christian Lennartz, Gerhard Wagenblast, Annemarie Wolleb, Kristina Bardon, FLavio Luiz Benedito
  • Patent number: 8258297
    Abstract: Bridged cyclometalated carbene complexes, a process for preparing the bridged cyclometalated carbene complexes, the use of the bridged cyclometalated carbene complexes in organic light-emitting diodes, organic light-emitting diodes comprising at least one inventive bridged cyclometalated carbene complex, a light-emitting layer comprising at least one inventive bridged cyclometalated carbene complex, organic light-emitting diodes comprising at least one inventive light-emitting layer and devices which comprise at least one inventive organic light-emitting diode.
    Type: Grant
    Filed: October 17, 2008
    Date of Patent: September 4, 2012
    Assignee: BASF SE
    Inventors: Oliver Molt, Christian Lennartz, Evelyn Fuchs, Klaus Kahle, Nicolle Langer, Christian Schildknecht, Jens Rudolph, Gerhard Wagenblast, Soichi Watanabe
  • Publication number: 20120205645
    Abstract: The present invention relates to heteroleptic complexes comprising a phenylimidazole or phenyltriazole unit bonded via a carbene bond to a central metal atom, and phenylimidazole ligands attached via a nitrogen-metal bond to the central atom, to OLEDs which comprise such heteroleptic complexes, to light-emitting layers comprising at least one such heteroleptic complex, to a device selected from the group consisting of illuminating elements, stationary visual display units and mobile visual display units comprising such an OLED, to the use of such a heteroleptic complex in OLEDs, for example as emitter, matrix material, charge transport material and/or charge blocker.
    Type: Application
    Filed: October 28, 2010
    Publication date: August 16, 2012
    Applicants: BASF SE, OSRAM OPTO SEMICONDUCTORS GmbH, Koninklijke Philips Electronics N.V.
    Inventors: Evelyn Fuchs, Oliver Molt, Korinna Dormann, Thomas Gessner, Nicolle Langer, Ingo Muenster, JianQiang Qu, Christian Lennartz, Christian Schildknecht, Soichi Watanabe, Gerhard Wagenblast, Guenter Schmid, Herbert Friedrich Boerner, Volker Van Elsbergen
  • Patent number: 8241764
    Abstract: The present invention relates to an organic light-emitting diode which has a light-emitting layer C which comprises at least one hole-conducting material CA and at least one phosphorescence emitter CB, to mixtures comprising at least one carbene complex in combination with at least one hole-conducting material or in combination with at least one phosphorescence emitter, and to the use of mixtures comprising at least one hole-conducting material and at least one phosphorescence emitter as a light-emitting layer in OLEDs for prolonging the lifetime of the light-emitting layer.
    Type: Grant
    Filed: September 13, 2007
    Date of Patent: August 14, 2012
    Assignee: BASF Aktiengesellschaft
    Inventors: Christian Schildknecht, Evelyn Fuchs, Nicolle Langer, Klaus Kahle, Christian Lennartz, Oliver Molt, Gerhard Wagenblast, Jens Rudolph
  • Publication number: 20120168731
    Abstract: The present invention relates to electroluminescent devices, comprising a compound of the formula (I) as a component of the transporting/injecting and/or electron blocking layer. The compounds of formula (I) may function alone, or in combination with dopants to provide improved efficiency, driving voltage and/or lifetime of electroluminescent devices.
    Type: Application
    Filed: June 11, 2010
    Publication date: July 5, 2012
    Applicant: BASF SE
    Inventors: Christian Schildknecht, Christian Lennartz, Soichi Watanabe, Gerhard Waganblast, Peter Murer, Thomas Schäfer, Natalia Chebotareva, Andrea Ricci, Kristina Bardon
  • Publication number: 20120149904
    Abstract: The present invention relates to compounds of formula a process for their production and their use in electronic devices, especially electroluminescent devices. When used as electron transport material in electroluminescent devices, the compounds of formula I, or II may provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
    Type: Application
    Filed: December 9, 2011
    Publication date: June 14, 2012
    Applicant: BASF SE
    Inventors: Thomas Schäfer, Heinz Wolleb, Christian Schildknecht, Soichi Watanabe, Christian Lennartz
  • Publication number: 20120095222
    Abstract: The present invention relates to an electronic device, especially an electroluminescent devices, comprising a compound of the formula especially as host for phosphorescent compounds. The hosts may function with phosphorescent materials to provide improved efficiency, stability, manufacturability, or spectral characteristics of electroluminescent devices.
    Type: Application
    Filed: October 4, 2011
    Publication date: April 19, 2012
    Applicant: BASF SE
    Inventors: Thomas Schaefer, Christian SCHILDKNECHT, Peter MURER, Christian LENNARTZ, Nicolle LANGER, Gerhard WAGENBLAST, Stefan METZ
  • Publication number: 20120012821
    Abstract: The present invention relates to silyl- and heteroatom-substituted compounds selected from carbazoles, dibenzofurans, dibenzothiophenes and disilylbenzophospholes of the formula (I) or (I*), to the use of the compounds of the formula (I) or (I*) in organic electronics applications, preferably in organic light-emitting diodes, to an organic light-emitting diode comprising at least one compound of the formula (I) or (I*), to a light-emitting layer comprising at least one compound of the formula (I) or (I*), to a blocking layer for holes/excitons comprising at least one compound of the formula (I) or (I*), and to an apparatus selected from the group consisting of stationary visual display units, mobile visual display units, illumination units, keyboards, items of clothing, furniture and wallpaper, comprising at least one inventive organic light-emitting diode.
    Type: Application
    Filed: December 14, 2009
    Publication date: January 19, 2012
    Applicants: BASF SE, KONINKLIJKE PHILIPS ELECTRONICS N.V., OSRAM OPTO SEMICONDUCTORS GMBH
    Inventors: Nicolle Langer, Christian Schildknecht, Soichi Watanabe, Evelyn Fuchs, Gerhard Wagenblast, Christian Lennartz, Oliver Molt, Korinna Dormann, Chuanjie Loh, Arvid Hunze, Ralf Krause, Guenter Schmid, Karsten Heuser, Volker van Elsbergen, Herbert Friedrich Boerner, Stefan Kirsch
  • Publication number: 20120007063
    Abstract: The present invention relates to the use of dibenzofurans and dibenzothiophenes which have at least one nitrogen-bonded five-membered heterocyclic ring as a substituent as host, blocker and/or charge transport material in organic electronics. The present invention further relates to dibenzofurans and dibenzothiophenes which comprise at least one nitrogen-bonded five-membered heterocyclic ring and at least one carbazolyl radical as substituents, to a process for preparation thereof, and to the use of these compounds in organic electronics.
    Type: Application
    Filed: July 8, 2011
    Publication date: January 12, 2012
    Applicant: BASF SE
    Inventors: Nicolle LANGER, Christian Schildknecht, Christian Lennartz, Gerhard Wagenblast, Thomas Schäfer
  • Publication number: 20110309343
    Abstract: The present invention provides an organic electronic device including a first electrode, a second electrode, and an organic layer interposed between the first electrode and the second electrode, wherein the organic layer comprises an organic metal complex of formula and a compound of formula The organic electronic device, especially an organic light emitting device can show superior life time, power efficiency, quantum efficiency and/or a low operating voltage.
    Type: Application
    Filed: June 14, 2011
    Publication date: December 22, 2011
    Applicant: BASF SE
    Inventors: Nicolle Langer, Gerhard Wagenblast, Oliver Molt, Christian Schildknecht, Evelyn Fuchs, Korinna Dormann, Soichi Watanabe, Thomas Gessner, Christian Lennartz, Heinz Wolleb, Junichi Tanabe
  • Publication number: 20110309344
    Abstract: The present invention provides an organic electronic device including a first electrode, a second electrode, and an organic layer interposed between the first electrode and the second electrode, wherein the organic layer comprises an organic metal complex of formula and a compound of formula Organic light emitting devices (OLEDs) having superior life time, power efficiency, quantum efficiency and/or a low operating voltage are obtained, when the organic layer comprising the compounds of formula I and II constitutes the electron transport layer of an OLED.
    Type: Application
    Filed: June 14, 2011
    Publication date: December 22, 2011
    Applicant: BASF SE
    Inventors: Soichi Watanabe, Christian Schildknecht, Gerhard Wagenblast, Christian Lennartz, Heinz Wolleb
  • Publication number: 20110309346
    Abstract: The present invention relates to an organic electronic device including a first electrode, a second electrode and a first organic layer interposed between the first electrode and the second electrode, wherein the first organic layer comprises at least one metal organic compound and at least one metal oxide. The present invention further relates to an apparatus comprising the organic electronic device according to the present invention.
    Type: Application
    Filed: June 16, 2011
    Publication date: December 22, 2011
    Applicant: BASF SE
    Inventors: Soichi WATANABE, Christian SCHILDKNECHT, Gerhard WAGENBLAST, Christian LENNARTZ, Evelyn FUCHS, Oliver MOLT, Thomas GEßNER, Korinna DORMANN, Nicolle LANGER, Junichi TANABE
  • Publication number: 20110266528
    Abstract: An organic light-emitting diode, organic solar cell or switching element comprising at least one substituted carbazole derivative of the general formula (I), (II) or (III) in which X is NR4, O, S or PR4; Y is NR5, O, S or PR5; where at least one of the symbols X and Y is NR4 or NR5; substituted carbazole derivatives of the formula (I), (II) or (III); a light-emitting layer comprising at least one substituted carbazole derivative of the general formula (I), (II) or (III) and at least one emitter material; the use of substituted carbazole derivatives of the general formula (I), (II) or (Ill) as matrix material, hole/exciton blocker material and/or electron/exciton blocker material and/or hole injection material and/or electron injection material and/or hole conductor material and/or electron conductor material in an organic light-emitting diode, an organic solar cell or in a switching element, and a device selected from the group consisting of stationary visual display units, mobile visual display units,
    Type: Application
    Filed: April 5, 2011
    Publication date: November 3, 2011
    Applicants: BASF SE, OSRAM OPTO SEMICONDUCTORS GMBH, KONINKLIJKE PHILIPS ELECTRONICS N.V.
    Inventors: Nicolle Langer, Christian Schildknecht, Soichi Watanabe, Evelyn Fuchs, Gerhard Wagenblast, Christian Lennartz, Oliver Molt, Korinna Dormann, Arvid Hunze, Ralf Krause, Günter Schmid, Karsten Heuser, Volker van Elsbergen, Herbert Friedrich Boerner
  • Publication number: 20110253988
    Abstract: The present invention concerns a metal-carbene complex of the general formula (I) in which R5 and R6 together, or R6 and R7 together, a unit of the formula: in which * denotes the connection to the carbon atoms of the benzene ring bearing the R5 and R6 radicals or R6 and R7 radicals, and the oxygen atom is connected to the carbon atom bearing the R5, R6 or R7 radical, and A is oxygen or sulfur. The present invention further concerns light-emitting layer comprising at least one metal-carbene complex according to the present invention and an organic light-emitting diode comprising a light-emitting layer according to the present invention, a device selected from the group consisting of stationary visual display units, mobile visual display units and illumination means and the use of a metal-carbene complex according to the present invention in organic light-emitting diodes, especially as emitter, matrix material, charge carrier material and charge blocker material.
    Type: Application
    Filed: April 15, 2011
    Publication date: October 20, 2011
    Applicant: BASF SE
    Inventors: Oliver Molt, Christian Lennartz, Korinna Dormann, Evelyn Fuchs, Thomas Ge?ner, Nicolle Langer, Soichi Watanabe, Christian Schildknecht, Gerhard Wagenblast
  • Publication number: 20110230739
    Abstract: A sensor plaster (116) for the transcutaneous measurement of an organ function, more particularly of a kidney function, is proposed. The sensor plaster (116) comprises at least one flexible carrier element (134) having at least one adhesive surface (138) which can be stuck onto a body surface. Furthermore, the sensor plaster (116) comprises at least one radiation source, more particularly a light source (142), wherein the radiation source is designed to irradiate the body surface with at least one interrogation light (162). Furthermore, the sensor plaster (116) comprises at least one detector (146) designed to detect at least one response light (176) incident from the direction of the body surface.
    Type: Application
    Filed: August 20, 2009
    Publication date: September 22, 2011
    Inventors: Norbert Gretz, Johannes Pill, Daniel Schock-Kusch, Thomas Walter, Jürgen Hesser, Maliha Sadick, Felix Eickemeyer, Jae Hyung Hwang, Christian Schildknecht, Soichi Watanabe, Wolfgang Wach, Thomas Rose
  • Publication number: 20110198578
    Abstract: The present invention relates to the use of siloles substituted by fused ring systems in organic electronics applications, and to specific siloles substituted by fused ring systems and to the use thereof in organic electronics applications.
    Type: Application
    Filed: October 7, 2009
    Publication date: August 18, 2011
    Applicants: OSRAM OPTO SEMICONDUCTORS GMBH, KONINKLIJKE PHILIPS ELECTRONICS N.V., BASF SE
    Inventors: Karsten Heuser, Arvid Hunze, Guenter Schmid, Ralf Krause, Herbert Friedrich Boerner, Volker Van Elsbergen, Nicolle Langer, Oliver Molt, Korinna Dormann, Evelyn Fuchs, Jens Rudolph, Christian Lennartz, Soichi Watanabe, Christian Schildknecht, Gerhard Wagenblast
  • Patent number: 7989091
    Abstract: Silanes comprising phenothiazine S-oxide or phenothiazine S,S-dioxide groups, organic light-emitting diodes comprising the inventive silanes, a light-emitting layer comprising at least one inventive silane and at least one triplet emitter, a process for preparing the inventive silanes and the use of the inventive silanes in organic light-emitting diodes, preferably as matrix materials and/or blocker materials for triplet emitters.
    Type: Grant
    Filed: April 21, 2008
    Date of Patent: August 2, 2011
    Assignee: BASF SE
    Inventors: Nicolle Langer, Klaus Kahle, Christian Lennartz, Christian Schildknecht, Simon Nord, Oliver Molt, Evelyn Fuchs, Jens Rudolph, Gerhard Wagenblast
  • Publication number: 20110114933
    Abstract: Metal complexes comprising at least one polycyclic aromatic ligand which is bonded to the central metal via one nitrogen atom and one carbon atom and comprises at least one heteroatom selected from O and S, an organic light-emitting diode comprising at least one inventive metal complex, a light-emitting layer comprising at least one inventive metal complex, an organic light-emitting diode comprising at least one inventive light-emitting layer, the use of the at least one inventive metal complex in organic light-emitting diodes, and a device selected from the group consisting of stationary visual display units such as visual display units of computers, televisions, visual display units in printers, kitchen appliances and advertising panels, illuminations, information panels and mobile visual display units such as visual display units in cellphones, laptops, digital cameras, vehicles, and destination displays on buses and trains, comprising at least one inventive organic light-emitting diode.
    Type: Application
    Filed: June 9, 2009
    Publication date: May 19, 2011
    Applicant: BASF SE
    Inventors: Oliver Molt, Christian Lennartz, Evelyn Fuchs, Korinna Dormann, Nicolle Langer, Christian Schildknecht, Jens Rudolph, Gerhard Wagenblast, Soichi Watanabe