Basf Aktiengesellschaft

Basf Se Corporation

Leland Stanford Junior University

Basf Akitengesellschaft

Gasf Aktiengesellschaft

Ruediger Sens

Karl-Heinz Etzbach

Volker Bach

Helmut Reichelt

Gunther Lamm

Matthias Wiesenfeldt

Ingmar Bruder

Ernst Schefczik

Neil Gregory Pschirer

Stefan Beckmann

Heike Kilburg

Sabine Gruettner-Merten

Sophia Ebert

Karl Siemensmeyer

Peter Erk

Thomas Gessner

Jan Schoeneboom

Thomas Werner

Bernhard Albert

Erwin Thiel

Arno Boehm

Friedrich-Wilhelm Raulfs

Clemens Grund

Felix Eickemeyer

Robert Parker

Jae Hyung Hwang

Sabine Gruettner

Gerhard Wagenblast

Arno Lange

Helmut Hagen

Christian Lennartz

Robert Send

Guenter Hansen

Peter Peumans

Erwin Hahn

Udo Mayer

Klaus Muellen

Norbert Schneider

Martin Koenemann

Wolfgang Schrof

Johannes P Dix

Christos Vamvakaris

Hermann Loeffler

Hitoshi Yamato

Klemens Mathauer

Hiroshi Yamamoto

Manfred Ruske

Jianqiang Qu

Walter Maechtle

Torsten Freund

Albert Liu

Sabine Kielhorn-Bayer

Alban Glaser

Ulrike Schloesser

Simon Schambony

Harutyun Hanciogullari

Klaus Meerholz

Ulrike Hees

Paul Delavier

Antti Ojala

Frank Wuerthner

Guenter Renz

Olivier Enger

Gerd Weber

Ryuichi Takahashi

Peter Rossmanith

Shinji Nakamichi

Takahiro Ikeda

Johann Mueller

Sudhakar Sundarraj

Sheeja Bahulayan

Ulrike Rohr

Takanori Wakebe

Klaus Unterforsthuber

Hannah Buerckstuemmer

Elena Tulyakova

Vera Steinmann

Nils Kronenberg

Rosemarie Rausch-Krebs

Heike Killburg

Mathias Wiesenfeldt

Andreas Guldner

Andreas Geisberger

Hans-Guenter Bohrmann

Lothar Schulz

Heinz Heissler

The present invention relates to an electrode layer comprising a porous film made of oxide semiconductor fine particles sensitized with a quinolinium dye having a fluorinated counteranion. Moreover the present invention relates to a photoelectric conversion device comprising said electrode layer, a dye sensitized solar cell comprising said photoelectric conversion device and to novel quinolinium dyes having a fluorinated counteranion.

Quinolinium dyes with fluorinated counter anion for dye sensitized solar cells

The present invention relates to the use of mixtures which comprise, as components K1), one or more merocyanines selected from the group of the compounds of the general formulae Ia, Ib, Ic, Id, Ie, IIa and IIb, as defined in more detail in the description, as an electron donor or electron acceptor, and, as component K2), one or more compounds which, with respect to component K1), act correspondingly as an electron acceptor or electron donor, for producing photoactive layers for organic solar cells and organic photodetectors, to a process for producing photoactive layers, corresponding solar cells and organic photodetectors, and to mixtures which comprise, as components, one or more compounds of the general formulae Ia, Ib, Ic, Id, Ie, IIa and/or IIb of component K1, as defined in more detail in the description, and one or more compounds of component K2.

Mixtures for producing photoactive layers for organic solar cells and organic photodetectors

The present invention relates to the use of halogenated phthalocyanines as charge transport materials and/or as absorber materials.

Use of halogenated phthalocyanines

A process for marking articles, wherein the article to be marked is contacted with at least one marker and the absorption spectrum of the at least one marker in contact with the article has at least one narrow band with a half-height width of &#x3c;1500 cmwhich is in the UV and/or visible and/or IR wavelength region of the electromagnetic spectrum. The markers are selected from organic dyes, inorganic chromophores and pigments. The article to be marked comprises paper, metal, glass, ceramic or plastic. Additionally a process for detecting markings on articles, comprising marking of the article, irradiation of the article with electromagnetic radiation comprising a wavelength range which at least partly overlaps with the at least one narrow band of the at least one marker, optionally performing a change in the position of the at least one narrow band and determining the absorption of the article comprising a wavelength range which at least partly overlaps with the at least one narrow band of the at least one marker.

Marking agents having narrow bands

The present invention relates to compounds of the formulae Ia and Ib in which the variables R, n, A, B, Rand Rare each as defined in the description. The present invention further relates to the use of compounds of the formula Ia or Ib or mixtures of compounds of the formulae Ia and Ib and/or isomers or mixtures of the isomers of the compounds of the formulae Ia and Ib as photosensitizers in solar cells and photodetectors, and to solar cells and photodetectors which comprise such compounds of the formula Ia or Ib or mixtures of compounds of the formulae Ia and Ib and/or isomers or mixtures of the isomers of the compounds of the formulae Ia and Ib as photosensitizers.

Naphthalene monoimide derivatives and use thereof as photosensitizers in solar cells and photodetectors

A process for altering the absorption of electromagnetic radiation by one or more compounds of the general formulae (I) wherein these compounds are irradiated with electromagnetic radiation of wavelength from 300 to 750 nm. The use of compounds of the general formula (I) or (II) for marking materials, for example paper or mineral oil, and use of compounds of the general formula (I) or (II) for causing a color change. The use of compounds of the general formula (I) or (II) for laser welding, heat management, as a photoinitiator, as a free-radical scavenger or for detection of oxygen. A process for regulating the absorption or transmission of electromagnetic radiation by a material wherein one or more compounds of the general formula (I) or (II) are contacted with this material and these compounds are irradiated with electromagnetic radiation of wavelength from 300 to 750 nm. Specific compounds of the general formula (I).

Switchable special effect substances

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.

Pentarylene- and hexarylenetetracarboximides and preparation thereof

The invention relates to compounds of general formula (I) and to the use thereof as active materials in solar cells and photodetectors. The variables in formula (I) are defined in the specification. Formula (I) also has the following example. 

Use of rylene derivatives as active components in solar cells and photodetectors

A method for detecting differences between physically measurable properties of a sample and a reference sample. A two-dimensional reference field is generated and first and second two-dimensional patterns are produced respectively from the reference sample and the sample. A correction is made to sample response functions to eliminate time-dependent and location-dependent fluctuations of the detector.

High-sensitivity method for detecting differences between the physically measurable properties of a sample and a reference

The present invention relates to the use of specific phthalocyanines which bear substituents on the basic phthalocyanine structure bonded via methylene groups as markers for liquids, especially mineral oils, to liquids, especially mineral oils which comprise at least one such phthalocyanine as a marker, and also to novel specific phthalocyanines which bear substituents on the basic phthalocyanine structure bonded via methylene groups.

Use of phthalocyanines as marking substances for liquids

A description is given of the use of naphthalene-1,8-dicarboxylic monoimides of the formula (I), in which Ris hydrogen, alkyl, alkenyl, cycloalkyl, cycloalkenyl, heterocycloalkyl, aryl or heteroaryl and Ris a radical containing at least one &#x3c0; electron system containing a carbon atom and at least one further atom selected from carbon, oxygen, and nitrogen, with the proviso that the radical contains at least one atom other than carbon; to protect organic material from the damaging effects of light, of compositions which comprise at least one naphthalene-1,8-dicarboxylic monoimide of the formula (I) in an amount which provides protection from the damaging effects of light, and at least one organic material, and of new naphthalene-1,8-dicarboxylic monoimides (I).

Use of 4-cyano-naphthalene-1, 8-dicarboximide derivatives and related compounds to protect organic material from the damaging effects of light

Compounds of the general formula I (variables defined herein) and processes for making compounds including 2,6 -naphthyl radicals are provided. Polymerizable or nonpolymerizable liquid-crystalline compositions including one or more compounds including 2,6 -naphthyl radicals, and products and processes employing such compositions, are also provided.

Compounds comprising 2,6-naphthyl groups

The present invention relates to alkyne compounds of the formula IP&#x2014;Y-A-Y-(T-B-)-T-C&#x2261;C-T-(B-T-)-Y-A-Y&#x2014;P&#x2003;&#x2003;(I)in which The invention further relates to nonpolymerizable and polymerizable liquid-crystalline compositions comprising at least one alkyne compound of the formula I according to the invention, the use of these nonpolymerizable and polymerizable liquid-crystalline compositions for producing optical components, the use of the polymerizable liquid-crystalline compositions for printing or coating substrates, for preparing dispersions and emulsions, for producing films and pigments and optical components, printed or coated substrates, dispersions and emulsions, films and pigments of this type.

Alkyne compounds

The present invention relates to a process for preparing dye-comprising aqueous polymer dispersions by free-radical aqueous emulsion polymerization of ethylenically unsaturated monomers in the presence of free-radical initiators, in which at least some of the monomers are employed in the form of an oil-in-water emulsion E1 whose disperse phase comprises at least one oil-soluble dye, wherein the disperse phase of E1 is formed essentially of dye-comprising monomer droplets having a diameter&#x3c;500 nm. The present invention relates in addition to dye-comprising formulations which comprise the dye-comprising polymers of the invention and to pigmented formulations which comprise a polymer of the invention comprising optical brightener.

Method for producing aqueous polymer dispersions containing colorants

The invention relates to polyurethane block copolymers of general formula (I) to (IV), in which the variables are defined as follows: A represents a polyurethane block, which contains at least one hydrophilic group, B is a hydrophobic polyurethane block, X, Xare hydrophilic end groups and n is a whole number from 1 to 20. The invention also relates to the production of cross-linkable dispersion additives from the inventive polyurethane block copolymers and to the use of said cross-linkable dispersion additives for colorant preparations, in particular inks for ink-jet printing.

Cross-linkable polyurethane block copolymers and their use in dispersion binding agent systems

Growing community of inventors

Mannheim, Germany

Ruediger Sens