Patents by Inventor Jianqiang Qu
Jianqiang Qu 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).
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Patent number: 8202994Abstract: The present invention relates to processes for preparing pentarylene- and hexarylenetetracarboximides of the general formula (I) or (Ia) or mixtures thereof, to pentarylene and hexarylenetetracarboximides having a high degree of substitution, and to their use.Type: GrantFiled: October 30, 2007Date of Patent: June 19, 2012Assignee: BASF AktiengesellschaftInventors: Jianqiang Qu, Neil Gregory Pschirer, Ruediger Sens
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Patent number: 8119802Abstract: This invention relates to process for preparing fluorinated dyes selected from the group consisting of compounds of the general formulae (I) and (III) and mixtures thereof by reacting the corresponding compounds which do not have R12 or R30 as substituents with compounds of the general formula R12A or R30A where A is selected from the group consisting of I and Br, the compounds obtained from said process and the use of these fluorinated dyes in electrophoretic displays.Type: GrantFiled: August 29, 2007Date of Patent: February 21, 2012Assignees: BASF Aktiengesellschaft, Sipix Imaging Inc.Inventors: Nicolle Moonen, Stephan Hess, Jianqiang Qu, Markus Hoffmann, Ying-Syi Li, Jin Yang, Gerhard Wagenblast, Alfred Rennig, Thomas Gessner, Helmut Reichelt, Patrick Amrhein
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Patent number: 8071775Abstract: Rylene derivatives of the general formula I in which the variables are each defined as follows: Rylene is a polycyclic conjugated ring system which comprises at least one perylene unit may comprise heteroatoms as ring atoms, may be functionalized by moieties comprising —CO— groups and/or may bear further substituents other than the A radicals; A is a radical of the formula X is oxygen or sulfur; R are identical or different radicals: optionally substituted alkyl, cycloalkyl, aryl, hetaryl, —U-aryl where U is an —O—, —S—, —NR2—, —CO—, —SO— or —SO2— moiety, or C1-C12-alkoxy, C1-C6-alkylthio, —C?CR2, —CR2?CR22, hydroxy, mercapto, halogen, cyano, nitro, —NR3R4, —NR3COR4, —CONR3R4, —SO2NR3R4, —COOR3 or —SO3R3; R? are identical or different radicals: hydrogen or one of the R radicals; R2 is hydrogen or alkyl, where the R2 radicals may be the same or different when they occur more than once; R3, R4 are each independently hydrogen; optionally substituted alkyl, aryl or hetaryl; n is from 1 toType: GrantFiled: July 6, 2006Date of Patent: December 6, 2011Assignee: BASF AktiengesellschaftInventors: Martin Koenemann, Arno Boehm, Neil Gregory Pschirer, Jianqiang Qu, Gabriele Mattern
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Patent number: 8052899Abstract: The present invention relates to heptarylene- and octarylenetetracarboximides of the general formula (I) to precursors thereof or mixtures thereof, and to processes for their preparation and to their use.Type: GrantFiled: October 25, 2007Date of Patent: November 8, 2011Assignees: BASF Aktiengesellschaft, Max-Planck-Gesellschaft zur Förderung der Wissenschaften e.V.Inventors: Jianqiang Qu, Neil Gregory Pschirer, Martin Koenemann, Klaus Muellen, Yuri Avlasevic
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Publication number: 20110203649Abstract: The present invention relates to an organic solar cell which comprises at least one photoactive region which comprises at least one indanthrene compound which is in contact with at least one fullerene compound, and to the use of indanthrene compounds in organic photovoltaics, especially in the form of a component cell of a tandem cell.Type: ApplicationFiled: February 17, 2011Publication date: August 25, 2011Applicant: BASF SEInventors: Martin Könemann, Regina Höh, Jae Hyung Hwang, Christian Dörr, JianQiang Qu, Gerd Weber, Gabriele Mattern, Peter Erk
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Publication number: 20110039989Abstract: The present invention relates to pentarylenetetracarboximides of the formula (I) or (Ia) or mixtures thereof to processes for preparation thereof, and to the precursors and use thereof.Type: ApplicationFiled: April 21, 2009Publication date: February 17, 2011Applicant: BASE SEInventors: Jianqiang Qu, Neil Gregory Pschirer
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Publication number: 20100324293Abstract: The invention relates to novel perylenetetracarboxylic acid bisimide derivatives with improved performance properties.Type: ApplicationFiled: August 9, 2010Publication date: December 23, 2010Applicant: Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V.Inventors: Christopher Kohl, Jianqiang Qu, Klaus Müllen
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Publication number: 20100317876Abstract: Rylene derivatives of the general formula I in which the variables are each defined as follows: X are joined to one another with formation of a six-membered ring to give a radical of the formula (a), (b) or (c) are both a —COOM radical; are both hydrogen or one of the two radicals is hydrogen and the other radical is halogen or a radical of the formula (d) Y are joined to one another with formation of a six-membered ring to give a radical of the formula (a) when one of the two X radicals is hydrogen and the other X radical is halogen or a radical of the formula (d) or when both X radicals are hydrogen or together are a radical of the formula (a), (b) or (c); are joined to one another with formation of a six-membered ring to give a radical of the formula (b) when one of the two X radicals is hydrogen and the other X radical is halogen or a radical of the formula (d) or when both X radicals are hydrogen or a —COOM radical or together are a radical of the formula (c); are joined to one anotType: ApplicationFiled: August 3, 2010Publication date: December 16, 2010Applicant: BASF AktiengesellschaftInventors: Neil Gregory Pschirer, Jianqiang Qu, Martin Könemann
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Patent number: 7799919Abstract: The invention relates to novel perylenetetracarboxdiimide derivatives with improved performance properties.Type: GrantFiled: February 27, 2004Date of Patent: September 21, 2010Assignee: Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V.Inventors: Christopher Kohl, Jianqiang Qu, Klaus Müllen
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Patent number: 7795432Abstract: The invention relates to novel perylenetetracarboxylic acid bisimide derivatives with improved performance properties.Type: GrantFiled: February 27, 2004Date of Patent: September 14, 2010Assignee: Max-Planck-Gesellschaft zur Forderung der Wissenschaften e.V.Inventors: Christopher Kohl, Jianqiang Qu, Klaus Müllen
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Patent number: 7795431Abstract: A rylenetetracarboxylic monoimide monoanhydride, a salt thereof; methods of making the rylenetetracarboxylic monoimide monoanhydride and the salt thereof; and materials, additives, and aqueous dispersions containing the rylenetetracarboxylic monoimide monoanhydride and/or the salt thereof.Type: GrantFiled: May 3, 2006Date of Patent: September 14, 2010Assignee: BASF AktiengesellschaftInventors: Neil Gregory Pschirer, Jianqiang Qu, Martin Koenemann
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Publication number: 20100072438Abstract: The present invention relates to heptarylene- and octarylenetetracarboximides of the general formula (I) to precursors thereof or mixtures thereof, and to processes for their preparation and to their use.Type: ApplicationFiled: October 25, 2007Publication date: March 25, 2010Applicants: BASF SE, MAX-PLANCK-GESELL.ZUR FOERD.DER WISSEN.E.V.Inventors: Jianqiang Qu, Neil Gregory Pschirer, Martin Koenemann, Klaus Muellen, Yuri Avlasevic
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Publication number: 20100059716Abstract: The present invention relates to processes for preparing pentarylene- and hexarylenetetracarboximides of the general formula (I) or (Ia) or mixtures thereof, to pentarylene and hexarylenetetracarboximides having a high degree of substitution, and to their use.Type: ApplicationFiled: October 30, 2007Publication date: March 11, 2010Applicant: BASF SEInventors: Jianqiang Qu, Neil Gregory Pschirer, Ruediger Sens
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Publication number: 20090124732Abstract: Rylenetetracarboximides of the general formula I in which the variables are each defined as follows: R, R? are each independently hydrogen; optionally substituted C1-C30-alkyl, C3-C8-cycloalkyl, aryl or hetaryl; R1 is hydrogen or C1-C6-alkyl; R2, R3 are each independently hydrogen; optionally substituted C1-C18-alkyl, aryl or hetaryl; A is a 5- to 9-membered ring which is bonded via a nitrogen atom and whose carbon chain may be interrupted by one or more —O—, —S—, —NR1—, —CO— and/or —SO2— moieties, to which one or two unsaturated or saturated 4- to 8-membered rings may be fused, whose carbon chain may likewise be interrupted by these moieties and/or —N?, and the overall ring system may be mono- or polysubstituted, and where the A radicals may be the same or different when m>1; X is chlorine or bromine, and the X radicals may be the same or different when x>1; Z is optionally substituted C3-C20-alkyl, C3-C20-alken-2-yl, C3-C20-alkyn-2-yl, aryloxy, arylthio, hetaryloxy or hetarylthio, where the Z radType: ApplicationFiled: November 26, 2005Publication date: May 14, 2009Applicant: BASF AktiengesellschaftInventors: Martin Konemann, Jianqiang Qu, Klaus Mullen
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Publication number: 20080269485Abstract: This invention relates to process for preparing fluorinated dyes selected from the group consisting of compounds of the general formulae (I) and (III) and mixtures thereof by reacting the corresponding compounds which do not have R12 or R30 as substituents with compounds of the general formula R12A or R30A where A is selected from the group consisting of I and Br, the compounds obtained from said process and the use of these fluorinated dyes in electrophoretic displays.Type: ApplicationFiled: August 29, 2007Publication date: October 30, 2008Applicants: BASF Aktiengesellschaft, SIPIX IMAGING, INC.Inventors: Nicolle MOONEN, Stephan Hess, Jianqiang Qu, Markus Hoffmann, Ying-Syi Li, Jin Yang, Gerhard Wagenblast, Alfred Rennig, Thomas Gessner, Helmut Reichelt, Patrick Amrhein
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Publication number: 20080269482Abstract: Use of rylene derivatives I with the following definition of the variables: X together both —COOM; Y a radical -L-NR1R2 ??(y1) -L-Z-R3 ??(y2) the other radical hydrogen; together both hydrogen; R is optionally substituted (het)aryloxy, (het)arylthio; P is —NR1R2; B is alkylene; optionally substituted phenylene; combinations thereof; A is —COOM; —SO3M; —PO3M2; D is optionally substituted phenylene, naphthylene, pyridylene; M is hydrogen; alkali metal cation; [NR5]4+; L is a chemical bond; optionally indirectly bonded, optionally substituted (het)arylene radical; R1, R2 are optionally substituted (cyclo)alkyl, (het)aryl; together optionally substituted ring comprising the nitrogen atom; Z is —O—; —S—; R3 is optionally substituted alkyl, (het)aryl; R? is hydrogen; optionally substituted (cyclo)alkyl, (het)aryl; R5 is hydrogen; optionally substituted alkyl (het)aryl; m is 0, 1, 2; n, p m=0: 0, 2, 4 where: n+p=2, 4, if appropriate 0; m=1: 0, 2, 4 where: n+p=0, 2, 4; m=2: 0, 4,Type: ApplicationFiled: November 6, 2006Publication date: October 30, 2008Applicants: BASF SE, MAX-PLANCK-GESEL.ZUR FOERDERUNG DER WISSEN. E.V.Inventors: Neil Gregory Pschirer, Felix Eickemeyer, Jan Schoneboom, Jianqiang Qu, Martin Konemann, Klaus Mullen, Chen Li, Andreas Herrmann, Peter Erk, Gero Nordmann, Alfred Kuhn, Anders Hagfeldt, Tomas Edvinsson
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Publication number: 20080255357Abstract: Rylene derivatives of the general formula I in which the variables are each defined as follows: X are joined to one another with formation of a six-membered ring to give a radical of the formula (a), (b) or (c) are both a —COOM radical; are both hydrogen or one of the two radicals is hydrogen and the other radical is halogen or a radical of the formula (d) Y are joined to one another with formation of a six-membered ring to give a radical of the formula (a) when one of the two X radicals is hydrogen and the other X radical is halogen or a radical of the formula (d) or when both X radicals are hydrogen or together are a radical of the formula (a), (b) or (c); are joined to one another with formation of a six-membered ring to give a radical of the formula (b) when one of the two X radicals is hydrogen and the other X radical is halogen or a radical of the formula (d) or when both X radicals are hydrogen or a —COOM radical or together are a radical of the formula (c); are joined to one anotType: ApplicationFiled: May 3, 2006Publication date: October 16, 2008Applicant: BASF AktiengesellschaftInventors: Neil Gregory Pschirer, Jianqiang Qu, Martin Konemann
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Publication number: 20080167467Abstract: Rylene derivatives of the general formula I in which the variables are each defined as follows: Rylene is a polycyclic conjugated ring system which comprises at least one perylene unit may comprise heteroatoms as ring atoms, may be functionalized by moieties comprising —CO— groups and/or may bear further substituents other than the A radicals; A is a radical of the formula X is oxygen or sulfur; R are identical or different radicals: optionally substituted alkyl, cycloalkyl, aryl, hetaryl, —U-aryl where U is an —O—, —S—, —NR2—, —CO—, —SO— or —SO2— moiety, or C1-C12-alkoxy, C1-C6-alkylthio, —C?CR2, —CR2?CR22, hydroxy, mercapto, halogen, cyano, nitro, —NR3R4, —NR3COR4, —CONR3R4, —SO2NR3R4, —COOR3 or —SO3R3; R? are identical or different radicals: hydrogen or one of the R radicals; R2 is hydrogen or alkyl, where the R2 radicals may be the same or different when they occur more than once; R3, R4 are each independently hydrogen; optionally substituted alkyl, aryl or hetaryl; n is from 1 toType: ApplicationFiled: July 6, 2006Publication date: July 10, 2008Applicant: BASF AktiengesellschaftInventors: Martin Konemann, Arno Bohm, Neil Gregory Pschirer, Jianqiang Qu, Gabriele Mattern
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Patent number: 7358362Abstract: A process for preparing terylene-3,4:11,12-tetracarboximides I where the variables are each defined as follows: R, R? are each independently hydrogen; if desired substituted alkyl or cycloalkyl; R1 is hydrogen or alkyl; R2 is hydrogen; alkyl; if desired substituted aryl or hetaryl, by reacting a perylene-3,4-dicarboximide II in the presence of a base-stable, high-boiling organic solvent and of an alkali metal or alkaline earth metal base, with a naphthalene-1,8-dicarboximide III in which X is hydrogen, bromine or chlorine.Type: GrantFiled: January 15, 2005Date of Patent: April 15, 2008Assignees: BASF Aktiengesellschaft, Maz-Planck-Gesellschaft zur Foerderung der Wissenschaften e.V.Inventors: Martin Koenemann, Arno Boehm, Willi Helfer, Juergen Romeis, Jianqiang Qu, Klaus Muellen
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Publication number: 20070155968Abstract: A process for preparing terylene-3,4:11,12-tetracarboximides I where the variables are each defined as follows: R, R? are each independently hydrogen; if desired substituted alkyl or cycloalkyl; R1 is hydrogen or alkyl; R2 is hydrogen; alkyl; if desired substituted aryl or hetaryl, by reacting a perylene-3,4-dicarboximide II in the presence of a base-stable, high-boiling organic solvent and of an alkali metal or alkaline earth metal base, with a naphthalene-1,8-dicarboximide III in which X is hydrogen, bromine or chlorine.Type: ApplicationFiled: January 15, 2005Publication date: July 5, 2007Applicants: BASF AKTIENGESELLSCHAFT, MAX-PLANCK-GESEL, ZUR FOREDERUNG DER WISSEN. E.V.Inventors: Martin Konemann, Arno Bohm, Willi Helfer, Jurgen Romeis, Jianqiang Qu, Klaus Mullen