Abstract: Boron-comprising perylene monoimides and a process for producing the boron-comprising perylene monoimides are provided. The boron-comprising perylene monoimides are useful as building blocks for producing perylene monoimide derivatives and monoimide derivatives. The boron-comprising perylene monoimides are also useful for preparing dye-sensitized solar cells.
Type:
Application
Filed:
June 22, 2015
Publication date:
October 8, 2015
Applicants:
BASF SE, Max-Planck-Gesellschaft zur Foerd. der Wisse e.V.
Inventors:
Henrike WONNEBERGER, Ingmar BRUDER, Robert SEND, Glauco BATTAGLIARIN, Chen LI, Klaus MUELLEN
Abstract: Boron-comprising perylene monoimides and a process for producing the boron-comprising perylene monoimides are provided. The boron-comprising perylene monoimides are useful as building blocks for producing perylene monoimide derivatives and monoimide derivatives. The boron-comprising perylene monoimides are also useful for preparing dye-sensitized solar cells.
Type:
Application
Filed:
July 21, 2014
Publication date:
December 4, 2014
Applicants:
BASF SE, Max-Planck-Gesellschaft zur Foerd. der Wisse e.V.
Inventors:
Henrike WONNEBERGER, Ingmar Bruder, Robert Send, Glauco Battagliarin, Chen Li, Klaus Muellen
Abstract: Boron-comprising perylene monoimides and a process for producing the boron-comprising perylene monoimides are provided. The boron-comprising perylene monoimides are useful as building blocks for producing perylene monoimide derivatives and monoimide derivatives. The boron-comprising perylene monoimides are also useful for preparing dye-sensitized solar cells.
Type:
Application
Filed:
August 5, 2013
Publication date:
February 6, 2014
Applicants:
Max-Planck-Gesellschaft zur Foerd. der Wisse. e.V., BASF SE
Inventors:
Henrike Wonneberger, Ingmar Bruder, Robert Send, Glauco Battagliarin, Chen Li, Klaus Muellen
Abstract: The present invention provides a compound of formula wherein X is —Cl, —Br or —I. The compound of formula (1) is suitable for use as semiconducting material, in particular in electronic devices.
Type:
Application
Filed:
May 7, 2012
Publication date:
November 15, 2012
Applicants:
Max-Planck-Gesellschaft zur Foerd. der Wisse. e. V, BASF SE
Inventors:
Helmut Reichelt, Thomas Geßner, Chen Li, Klaus Müllen, Glauco Battagliarin
Abstract: The invention relates to a process for coating nanoparticles with graphene, comprising the steps of (a) providing a suspension comprising a suspension medium and nanoparticles with positive surface charge, (b) adding graphene oxide particles to the suspension from step (a), the graphene oxide particles accumulating on the nanoparticles, and (c) converting the graphene oxide particles accumulated on the nanoparticles to graphene, to graphene-coated nanoparticles comprising at least one metal, a semimetal, a metal compound and/or a semimetal compound, and to the use of these graphene-coated nanoparticles in electrochemical cells and supercapacitors, and to supercapacitors and electrochemical cells comprising these nanoparticles.
Type:
Application
Filed:
May 13, 2011
Publication date:
December 1, 2011
Applicants:
Max-Planck-Gesellschaft zur Foerd. der Wisse. e. V., BASF SE
Inventors:
Sorin IVANOVICI, Shubin Yang, Xinliang Feng, Klaus Müllen
Abstract: Two-dimensional nanomaterials are produced in a process comprising the steps of (a) providing (a1) a mixture comprising graphene oxide particles, water and at least one cationic surfactant and/or nonionic surfactant or (a2) a mixture comprising graphene particles, at least one solvent useful for solution exfoliation of graphite and at least one cationic surfactant and/or nonionic surfactant, (b) adding at least one sol precursor compound to the mixture from step (a), (c) reacting the mixture from step (b) in a sol/gel process to form gel from the at least one sol precursor compound on the graphene oxide particles or, respectively, the graphene particles, (d) removing the at least one surfactant, and (e) optionally heating the gel-coated graphene oxide particles for at least 1 min to at least 500° C. under inert gas atmosphere to reduce the graphene oxide to graphene.
Type:
Application
Filed:
April 21, 2011
Publication date:
November 3, 2011
Applicants:
Max-Planck-Gesellschaft zur Foerd. der Wisse. e.V., BASF SE
Inventors:
Sorin IVANOVICI, Shubin YANG, Xinliang FENG, Klaus MÜLLEN