Abstract: The present invention relates to electrolyte formulations comprising at least one compound of formula (I) Ma+[B(Rf)(CN)x(F)y]a— (I) in which Ma+ is an inorganic or organic cation, Rf denotes straight-chain or branched perfluoroalkyl groups having 1 to 4 C atoms, C6F5, C6H5, partially fluorinated phenyl or phenyl which is monosubstituted or disubstituted by perfluoroalkyl groups having 1 to 4 C atoms, a is 1 or 2, x is 1, 2 or 3, y is 0, 1 or 2 and x+y is 3 and their use in an electrochemical and/or optoelectronic device such as a photovoltaic cell, a capacitor, a light emitting device, an electrochromic or photo-electrochromic device, an electrochemical sensor and/or biosensor, preferably their use in a dye or quantum dot sensitized solar cell.

Abstract: The present invention relates to electrolyte formulations comprising at least one imidazolium difluorodicyanoborate or pyrrolidinium difluorodicyanoborate and their use in an electrochemical and/or optoelectronic device such as a photovoltaic cell, a light emitting device, an electrochromic or photo-electrochromic device, an electrochemical sensor and/or biosensor, preferably their use in a dye or quantum dot-sensitized solar cell.

Abstract: In a process for the preparation of ring compounds via a combinatorial synthesis, the reaction procedure is based on a Suzuki coupling; subsequent halo-demetallation and finally a further Suzuki coupling. The Suzuki couplings are each carried out with a boronic acid or a boronic acid ester. The reaction procedure uses provides novel ring compounds and uses novel synthesis units used for this purpose. The novel ring compounds are suitable for use as constituents in liquid-crystalline mixtures.

Abstract: The present invention relates to electrolyte formulations comprising at least one imidazolium difluorodicyanoborate or pyrrolidinium difluorodicyanoborate and their use in an electrochemical and/or optoelectronic device such as a photovoltaic cell, a light emitting device, an electrochromic or photo-electrochromic device, an electrochemical sensor and/or biosensor, preferably their use in a dye or quantum dot-sensitized solar cell

Abstract: The present invention relates to electrolyte formulations comprising at least one compound of formula (I) Ma+[B(Rf)(CN)x(F)y]a— (I) in which Ma+ is an inorganic or organic cation, Rf denotes straight-chain or branched perfluoroalkyl groups having 1 to 4 C atoms, C6F5, C6H5, partially fluorinated phenyl or phenyl which is monosubstituted or disubstituted by perfluoroalkyl groups having 1 to 4 C atoms, a is 1 or 2, x is 1, 2 or 3, y is 0, 1 or 2 and x+y is 3 and their use in an electrochemical and/or optoelectronic device such as a photovoltaic cell, a capacitor, a light emitting device, an electrochromic or photo-electrochromic device, an electrochemical sensor and/or biosensor, preferably their use in a dye or quantum dot sensitized solar cell.

Abstract: The present invention relates to compounds containing perfluoroalkyl-cyano-alkoxy-borate anions or perfluoroalkyl-cyano-alkoxy-fluoro-borate anions, ((per)fluoro)phenyl-cyano-alkoxy-borate anions or ((per)fluoro)phenyl-cyano-alkoxy-fluoro-borate anions or phenyl-cyano-alkoxy-borate anions which are monosubstituted or disubstituted with perfluoroalkyl groups having 1 to 4 C atoms or phenyl-cyano-alkoxy-fluoro-borate anions which are monosubstituted or disubstituted with perfluoroalkyl groups having 1 to 4 C atoms, the preparation thereof and the use thereof, in particular as part of electrolyte formulations for dye sensitized solar cells.

Abstract: In a process for the preparation of ring compounds via a combinatorial synthesis, the reaction procedure is based on a Suzuki coupling; subsequent halo-demetallation and finally a further Suzuki coupling. The Suzuki couplings are each carried out with a boronic acid or a boronic acid ester. The reaction procedure uses provides novel ring compounds and uses novel synthesis units used for this purpose. The novel ring compounds are suitable for use as constituents in liquid-crystalline mixtures.

Abstract: The present invention is related to compounds for use in liquid crystal media, liquid crystal media comprising said compounds, the use of said media in electro-optical devices, said electro-optical devices, and the use of said compounds in mesogenic media for use in electro-optical devices that may be operated in an optically isotropic state.

Abstract: In a process for the preparation of ring compounds via a combinatorial synthesis, the reaction procedure is based on a Suzuki coupling, subsequent halo-demetallation and finally a further Suzuki coupling. The Suzuki couplings are each carried out with a boronic acid or a boronic acid ester. The reaction procedure uses provides novel ring compounds and uses novel synthesis units used for this purpose. The novel ring compounds are suitable for use as constituents in liquid-crystalline mixtures.

Abstract: The present invention relates to fatty acid esters of polyols or sulfonated fatty acid esters or sulfonated fatty acid amides containing at least one group Y, where Y stands for CF3—(CH2)a—O—, SF5—, CF3—(CH2)a—S—, CF3CF2S—, [CF3—(CH2)a]2N— or [CF3—(CH2)a]NH—, where a stands for an integer selected from the range from 0 to 5, or formula (I), where Rf stands for CF3—(CH2)r—, CF3—(CH2)r—O—, CF3—(CH2)r—S—, CF3CF2—S—, SF5—(CH2)t— or [CF3—(CH2)r]2N—, [CF3—(CH2)r]NH— or (CF3)2N—(CH2)r—, B stands for a single bond, O, NH, NR, CH2, C(O)—O, C(O), S, CH2—O, O—C(O), N—C(O), C(O)—N, O—C(O)—N, N—C(O)—N, O—SO2 or SO2—O, R stands for alkyl having 1 to 4 C atoms, b stands for 0 or 1 and c stands for 0 or 1, q stands for 0 or 1, where at least one radical from b and q stands for 1, and r stands for 0, 1, 2, 3, 4 or 5, to processes for the preparation of these compounds, and to uses of these surface-active compounds.

Abstract: The present invention relates to fatty acid alkanolamides or polyolamides containing at least one group Y, where Y stands for CF3—(CH2)a—O—, SF5—, CF3—(CH2)a—S—, CF3CF2S—, [CF3—(CH2)a]2N— or [CF3—(CH2)a]NH—, where a stands for an integer selected from the range from 0 to 5, or formula (I), where Rf stands for CF3—(CH2)r—, CF3—(CH2)r—O—, CF3—(CH2)r—S—, CF3CF2—S—, SF5—(CH2)r— or [CF3—(CH2)r]2N—, [CF3—(CH2)r]NH— or (CF3)2N—(CH2)r—, B stands for a single bond, O, NH, NR, CH2, C(O)—O, C(O), S, CH2—O, O—C(O), N—C(O), C(O)—N, O—C(O)—N, N—C(O)—N, O—SO2 or SO2—O, R stands for alkyl having 1 to 4 C atoms, b stands for 0 or 1 and c stands for 0 or 1, q stands for 0 or 1, where at least one radical from b and q stands for 1, and r stands for 0, 1, 2, 3, 4 or 5, to processes for the preparation of these compounds, and to uses of these surface-active compounds.

Abstract: The present invention relates to the use of end groups Y, where Y stands for CF3O— or F5S—, as hydrophobic end group in surface-active compounds, corresponding novel compounds, and processes for the preparation of these compounds.

Abstract: The present invention relates to novel compounds containing CF3O end groups, to the use thereof as surface-active substances, and to processes for the preparation of these compounds.

Abstract: The present invention relates to compounds of the formulae (I), (II) and (III), to the use of compounds containing at least one perfluoro-tert-butoxy group and at least one substituted or unsubstituted aromatic end group as surface-active agent, and to a process for the preparation of compounds of the formula (II).

Abstract: The instant invention relates to mesogenic media comprising one or more compounds which comprise two or more mesogenic groups two of which are linked to the ortho-positions of an aromatic ring, preferably of formula (I) wherein the parameters are as specified in the text, preferably the instant invention relates to mesogenic media showing a blue phase and their use in electro-optical light modulation elements and their respective use in displays, as well as to such devices. The instant invention further relates to compounds of formula (I).

Abstract: In a process for the preparation of ring compounds via a combinatorial synthesis, the reaction procedure is based on a Suzuki coupling, subsequent halo-demetallation and finally a further Suzuki coupling. The Suzuki couplings are each carried out with a boronic acid or a boronic acid ester. The reaction procedure uses provides novel ring compounds and uses novel synthesis units used for this purpose. The novel ring compounds are suitable for use as constituents in liquid-crystalline mixtures.

Abstract: In a process for the preparation of ring compounds via a combinatorial synthesis, the reaction procedure is based on a Suzuki coupling, subsequent halo-demetallation and finally a further Suzuki coupling. The Suzuki couplings are each carried out with a boronic acid or a boronic acid ester. The reaction procedure uses provides novel ring compounds and uses novel synthesis units used for this purpose. The novel ring compounds are suitable for use as constituents in liquid-crystalline mixtures.

Abstract: In a process for the preparation of ring compounds via a combinatorial synthesis, the reaction procedure is based on a Suzuki coupling, subsequent halo-demetallation and finally a further Suzuki coupling. The Suzuki couplings are each carried out with a boronic acid or a boronic acid ester. The reaction procedure uses provides novel ring compounds and uses novel synthesis units used for this purpose. The novel ring compounds are suitable for use as constituents in liquid-crystalline mixtures.

Abstract: A dielectrically positive liquid crystalline media comprising: a first dielectrically positive component, component A, comprising a dielectrically neutral compound of formula I wherein the parameters have the meanings defined herein; a second dielectrically positive component, component B, comprising one or more dielectrically positive compounds having a dielectric anisotropy of more than 3; and optionally a dielectrically neutral component, component C, comprising one or more dielectrically neutral compounds having a dielectric anisotropy in the range from ?1.5 to 3, are suitable for use in liquid crystal displays, especially active matrix displays, and in particular TN and to IPS displays.

Abstract: The invention relates to compounds comprising an aryl sulfonate group, a spacer and a Y group, wherein Y represents CF3—(CH2)a—O—, SF5—, CF3—(CH2)a—S—, CF3CF2S—, [CF3—(CH2)a]2N— or [CF3—(CH2)a]NH—, a represents a whole number selected from the range of 0 to 5 or (formula I), Rf represents CF3—(CH2)r—, CF3—(CH2)r—O—, CF3—(CH2)r—S—, CF3CF2—S—, SF5—(CH2)r— or [CF3—(CH2)r]2N—, [CF3—(CH2)r]NH— or (CF3)2N—(CH2)r—, B represents a simple bond, O, NH, NR, CH2, C(O)—O, C(O), S, CH2—O, O—C(O), N—C(O)1C(O)—N, O—C(O)—N, N—C(O)—N, O—SO2 or SO2—O, R represents alkyl having 1 to 4 C-atoms, b represents 0 or 1 and c represents 0 or 1, q represents 0 or 1, at least one radical from b and q represents 1, and r represents 0, 1, 2, 3, 4 or 5. The invention also relates to a method for the production of said compounds and to the uses of said surface-active compounds.