Patent application number | Description | Published |
20080277623 | Liquid Crystalline Medium - The invention relates to liquid-crystalline compounds of the formula I and to a liquid-crystalline medium based on a mixture of polar compounds, characterised in that it comprises one or more compounds of the formula I | 11-13-2008 |
20090194738 | Liquid-crystalline medium - The invention relates to a liquid-crystalline medium based on a mixture of polar compounds, characterised in that it comprises one or more compounds of the formula I | 08-06-2009 |
20090197201 | FLUOROSURFACTANTS - The present invention relates to the use of end groups Y, where Y stands for (formula I), where Rf stands for CF | 08-06-2009 |
20090247620 | Benzochromene Derivatives for Use in Liquid Crystal Media and as Therapeutic Active Substances - The present invention relates to benzochromene derivatives of the formula I | 10-01-2009 |
20090264525 | FLUOROSURFACTANTS - 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 CF | 10-22-2009 |
20090289223 | LIQUID-CRYSTALLINE MEDIUM - Disclosed are a liquid-crystalline medium, which contains a compound of formula I | 11-26-2009 |
20090312432 | FLUOROSURFACTANTS - The present invention relates to fatty acid alkanolamides or polyolamides containing at least one group Y, where Y stands for CF | 12-17-2009 |
20090320718 | FLUOROSURFACTANTS - The present invention relates to the use of end groups Y, where Y stands for CF | 12-31-2009 |
20100152081 | Fluorosurfactants - The invention relates to compounds comprising an aryl sulfonate group, a spacer and a Y group, wherein Y represents CF | 06-17-2010 |
20100219375 | LIQUID-CRYSTALLINE MEDIUM - Disclosed are a liquid-crystalline medium, which contains a compound of formula I | 09-02-2010 |
20100224827 | LIQUID-CRYSTALLINE MEDIUM - Disclosed are a liquid-crystalline medium, which contains a compound of formula I | 09-09-2010 |
20110101270 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium having a nematic phase and negative dielectric anisotropy which comprises
| 05-05-2011 |
20110118428 | FLUOROSURFACTANTS - The present invention relates to novel compounds containing CF | 05-19-2011 |
20120119141 | LIQUID CRYSTAL MEDIUM AND HIGH-FREQUENCY COMPONENTS CONTAINING THE SAME - The present invention relates to liquid-crystalline media comprising
| 05-17-2012 |
20120182200 | COMPONENTS FOR HIGH-FREQUENCY TECHNOLOGY, AND LIQUID-CRYSTALLINE MEDIA - The present invention relates to a component for high-frequency technology or for the microwave range and millimetre wave range of the electromagnetic spectrum, characterised in that it contains a liquid-crystal compound of the formula I | 07-19-2012 |
20120205583 | COMPOUNDS FOR A LIQUID CRYSTAL MEDIUM AND HIGH-FREQUENCY COMPONENTS CONTAINING SAID LIQUID CRYSTAL MEDIUM - The present invention relates to bistolans of the formula I | 08-16-2012 |
20120261615 | DEVICES FOR HIGH-FREQUENCY TECHNOLOGY, LIQUID-CRYSTALLINE MEDIA AND COMPOUNDS - The present invention relates to a device for high-frequency technology, or for the microwave region and millimetre wave region of the electromagnetic spectrum, characterised in that it contains a liquid-crystal medium which consists of one or more compounds, which one or more compounds, which contain 6 to 15 five-, six- or seven-membered rings, preferably 1,4-linked phenylene rings, or in that it contains a liquid-crystal medium which itself comprises a component A, which itself consists of one or more of the said compounds, which one or more compounds, which contain 6 to 15 five-, six- or seven-membered rings, preferably 1,4-linked phenylene rings. The present invention additionally relates to compounds of the formula (I), in which the parameters have the meanings given in the text, and to the corresponding, novel liquid-crystal media, to the use and preparation thereof, and to the production and use of the devices. The devices according to the invention are particularly suitable phase shifters in the microwave and millimetre wave region, for microwave and millimetre wave array antennas and very particularly for so-called tunable “reflectarrays”. | 10-18-2012 |
20120267571 | COMPOUNDS FOR A LIQUID-CRYSTALLINE MEDIUM, AND THE USE THEREOF FOR HIGH-FREQUENCY COMPONENTS - The present invention relates to compounds of the formula I | 10-25-2012 |
20120273724 | COMPOUNDS FOR A LIQUID-CRYSTALLINE MEDIUM, AND USE FOR HIGH-FREQUENCY COMPONENTS - The present invention relates to compounds of the formula (I) | 11-01-2012 |
20120326084 | LIQUID-CRYSTALLINE MEDIUM - The invention relates to a liquid-crystalline medium which comprises at least one compound of the formula I, | 12-27-2012 |
20130207046 | MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES - The present invention relates to compounds of the formula (1) which are suitable for use in electronic devices, in particular organic electroluminescent devices, and to electronic devices which comprise these compounds. | 08-15-2013 |
20130221274 | COMPOUNDS FOR A LIQUID-CRYSTALLINE MEDIUM, AND THE USE THEREOF FOR HIGH-FREQUENCY COMPONENTS - The present invention relates to 1,4-diethynylbenzene derivatives having substituents in the 2,3-position (cf. formula I, Claims), to the use thereof for high-frequency components, to liquid-crystalline media comprising the compounds, and to high-frequency components, in particular antennae, especially for the gigahertz range, comprising these media. The liquid-crystalline media serve, for example, for the phase shifting of microwaves for tuneable ‘phased-array’ antennae. | 08-29-2013 |
20130248763 | LIQUID-CRYSTALLINE MEDIUM AND ELECTRO-OPTICAL DISPLAY - The invention relates to a liquid-crystalline medium having a nematic phase and negative dielectric anisotropy which comprises a) a compound of the formula (I) b) one or more compounds of the formula (II) and c) one or more compounds selected from the group of the compounds of the formulae (III-1) to (III-4), in which the parameters have the meanings indicated in Claim | 09-26-2013 |
20130258268 | LIQUID-CRYSTALLINE MEDIUM AND ELECTRO-OPTICAL DISPLAY - The invention relates to a liquid-crystalline medium having a nematic phase and negative dielectric anisotropy which comprises
| 10-03-2013 |
20130277611 | COMPOUNDS FOR A LIQUID CRYSTALLINE MEDIUM AND USE THEREOF FOR HIGH FREQUENCY COMPONENTS - The present invention relates to compounds containing at least three ring systems, at least one of which is a 2,6-naphthylene group, and two unsaturated bridging groups between the ring systems, and to the use of the compounds for high-frequency components, in particular antennae, especially for the gigahertz region. The liquid-crystalline media comprising these compounds serve, for example, for the phase shifting of microwaves for tuneable ‘phased-array’ antennae. | 10-24-2013 |
20130292608 | LIQUID-CRYSTALLINE MEDIA, COMPONENTS FOR HIGH-FREQUENCY TECHNOLOGY, AND MESOGENIC COMPOUNDS - The present invention relates to a liquid-crystal medium which comprises a component A which consists of one or more compounds of the formula I | 11-07-2013 |
20140008575 | MESOGENIC COMPOUNDS, LIQUID CRYSTAL MEDIA AND COMPONENTS FOR HIGH FREQUENCY TECHNOLOGY - The present invention relates to a liquid-crystal medium which comprises a component A which consists of one or more compounds of the formula IA | 01-09-2014 |
20140021409 | MESOGENIC COMPOUNDS, LIQUID-CRYSTALLINE MEDIA AND COMPONENTS FOR HIGH-FREQUENCY TECHNOLOGY - The present invention relates to a liquid-crystal medium which comprises a component A which consists of one or more compounds of the formula X | 01-23-2014 |
20140061548 | COMPOUNDS FOR ELECTRONIC DEVICES - The present invention relates to a compound of the formula (I), to the use of the compound in an electronic device, and to an electronic device comprising a compound of the formula (I). The present invention furthermore relates to a process for the preparation of a compound of the formula (I) and to a formulation comprising one or more compounds of the formula (I). | 03-06-2014 |
20140316134 | SPIRO DIHYDROACRIDINE DERIVATIVES AND THE USE THEREOF AS MATERIALS FOR ORGANIC ELECTROLUMINESCENCE DEVICES - The present invention relates to compounds of formulae (1), (2) or (3) that are suitable for use in electronic devices, and to electronic device, in particular organic electroluminescence devices, containing these compounds. | 10-23-2014 |
20150045529 | 9,9'-SPIROBIXANTHENE DERIVATIVES FOR ELECTROLUMINESCENT DEVICES - The present invention relates to compounds suitable for use in electronic devices, and to electronic devices, especially organic electroluminescent devices, comprising these compounds. | 02-12-2015 |