摘要:
To provide a ruthenium compound suitable for a chemical vapor deposition method (CVD method). A liquid cyclooctatetraenetricarbonyl ruthenium complex represented by the following Formula (1) is obtained by irradiating a solution mixture of dodecacarbonyl triruthenium and a cyclooctatetraene with light. A satisfactory ruthenium film or ruthenium oxide film can be easily obtained by a chemical vapor deposition method using the complex as a raw material.
摘要:
The present invention is an organoruthenium compound for use in production of a ruthenium or ruthenium compound thin film by chemical vapor deposition, including ruthenium and an arene group and norbornadiene both coordinated to the ruthenium and represented by the following formula. The present invention is an organoruthenium compound for use in chemical vapor deposition which does not require the coexistence of oxygen during the thin film formation, and moreover, is liquid at ordinary temperature, thereby having good handleability and recyclability. wherein the substituents, R1 to R6, of the arene group are each hydrogen or an alkyl group, and the total number of carbons of R1 to R6 (R1+R2+R3+R4+R5+R6) is 6 or less.
摘要翻译:本发明是用于通过化学气相沉积制造钌或钌化合物薄膜的有机钌化合物,包括钌和芳族基团和降冰片二烯,二者均与钌配位并由下式表示。 本发明是用于化学气相沉积的有机钌化合物,其在薄膜形成期间不需要氧的共存,而且在常温下为液体,因此具有良好的可操作性和可回收性。 其中芳基的取代基R 1〜R 6各自为氢或烷基,R 1〜R 6(R 1 + R 2 + R 3 + R 4 + R 5 + R 6)的碳原子数为6以下。
摘要:
The invention is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a large negative dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced between at least two of the characteristics; and is to provide a AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth, wherein the liquid crystal composition includes a specific compound having a large negative dielectric anisotropy and a low minimum temperature as a first component and a specific compound having a large negative dielectric anisotropy, and the liquid crystal display device contains this composition.
摘要:
A liquid crystal composition is described, which satisfies at least one characteristic among high maximum temperature of a nematic phase, low minimum temperature of a nematic phase, small viscosity, large optical anisotropy, large dielectric anisotropy, large specific resistance, high stability to ultraviolet light, high stability to heat and so on, or is properly balanced regarding at least two of the characteristics. To provide an AM device having short response time, large voltage holding ratio, large contrast ratio, long service life and so forth, the liquid crystal composition has a nematic phase and contains a specific three-ring compound having a large optical anisotropy as a first component, a specific four-ring compound having a large dielectric anisotropy as a second component, and a specific two-ring compound having a particularly small viscosity as a third component. A liquid crystal display device containing the liquid crystal composition is also described.
摘要:
This invention relates to lubricant base oil having high viscosity indexes and low pour points, and particularly to lubricant base oil consisting essentially of a normal paraffin and an isoparaffin, wherein (a) an average carbon number Nc in one molecule is not less than 28 but not more than 40, and (b) an average branch number Nb in one molecule calculated from a ratio of CH3 carbon to total carbon determined by 13C-NMR analysis and the average carbon number Nc in one molecule is not more than (0.2Nc−3.1) but not less than 1.5.
摘要:
A liquid crystal composition is provided that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a suitable optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding at least two of the characteristics. The crystal liquid display device using the composition is suitable for an AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth, and can be used for a liquid crystal projector, a liquid crystal television and so forth.
摘要:
The subject is to provide a liquid crystal composition that satisfies at least one of characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or that is suitably balanced regarding at least two of the characteristics. The subject is to provide a AM device that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth.The invention provides a liquid crystal composition that includes a specific compound having a negatively large dielectric anisotropy as a first component and a specific compound having a negatively large dielectric anisotropy as a second component, that optionally includes a specific compound having a high maximum temperature or a small viscosity as a third component and a specific compound having a negatively large dielectric anisotropy as a fourth component, and that has negative dielectric anisotropy, and provides a liquid crystal display device containing this composition.
摘要:
The invention is to provide a liquid crystal composition that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a negatively large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light, a high stability to heat and so forth. A liquid crystal composition having a negative dielectric anisotropy comprising two components, wherein the first component is at least one compound selected from the group of compounds represented by formula (1-1) and formula (1-2), and the second component is at least one compound selected from the group of compounds represented by formula (2-1) and formula (2-2): wherein R1 and R2 are each independently alkyl having 1 to 12 carbons, alkoxy having from 1 to 12 carbons, alkenyl having 2 to 12 carbons or alkenyl having 2 to 12 carbons, arbitrary hydrogen of which is replaced by fluorine; Z1 is a single bond, ethylene, methyleneoxy or carbonyloxy; ring A and ring B are each independently tetrahydropyran-2,5-diyl, 1,4-cyclohexylene, or 1,4-phenylene, at least one of ring A and ring B is tetrahydropyran-2,5-diyl.
摘要:
A liquid crystal composition is provided that satisfies at least one characteristic among the characteristics such as a high maximum temperature of a nematic phase, a low minimum temperature of a nematic phase, a small viscosity, a large optical anisotropy, a large dielectric anisotropy, a large specific resistance, a high stability to ultraviolet light and a high stability to heat, or is properly balanced regarding at least two characteristics. An AM device is provided that has a short response time, a large voltage holding ratio, a large contrast ratio, a long service life and so forth. The liquid crystal composition contains a specific tricyclic compound having a large optical anisotropy as the first component and a specific tetracyclic compound having a large dielectric anisotropy as the second component, and may contain a specific bicyclic compound having a particularly small viscosity as the third component. The liquid crystal composition has a nematic phase. The liquid crystal display device contains the liquid crystal composition.
摘要:
An object of the present invention is to provide a plant cultivating unit that can perform a watering operation in a simple manner and can supply water uniformly to plants in locations where a floor surface is sloped, such as the rooftop of a building, without requiring separate water supply piping work. A plant cultivating unit (1) comprises a water storage tray (2) in which water can be stored and in which receivers (3) for housing the roots of plants can be arranged in an interior thereof, a water storage space (8) in the water storage tray (2) and the receivers (3) being communicated via water feeders (7), and the water stored in the water storage space (8) being able to be supplied to the plants via the water feeders (7). The water storage tray (2) is provided with connectors (6) capable of communicably connecting adjacent water storage trays (2) to each other, the connectors (6) being configured from an inflow connector (6a) and an outflow connector (6b), the water flowing in through the inflow connector (6a) to the water storage space (8), and the water being able to flow out through the outflow connector (6b) by an overflow when a specific amount of water is stored in the water storage space (8).